СТРОИТЕЛЬНЫЙ ЭЛЕМЕНТ И СПОСОБ ИЗГОТОВЛЕНИЯ СТРОИТЕЛЬНОГО ЭЛЕМЕНТА

Изобретение относится к строительству, а именно к строительному элементу, который может использоваться как потолочный элемент или как стеновой элемент, а также способу его изготовления. Технический результат: упрощение изготовления, возможность использования при высоких статических нагрузках. Строительный элемент содержит облицовку, которая включает первый бетонный слой и снабжена текстильным армированием, несущую панель, которая включает второй бетонный слой и снабжена армированием несущей панели, а также множество соединительных тел, которые расположены между текстильным армированием и армированием несущей панели и соединены как с несущей панелью, так и с облицовкой, причем каждое соединительное тело имеет трехмерную текстильную сетчатую структуру. Также описан способ изготовления строительного элемента. 2 н. и 13 з.п. ф-лы, 4 ил.

УПРОЧНЕННЫЙ СТРОИТЕЛЬНЫЙ БЛОК, ИЗГОТОВЛЕННЫЙ ИЗ ПЕНОБЕТОНА АВТОКЛАВНОГО ТВЕРДЕНИЯ (ПАК)

Группа изобретений относится к упрочненному строительному блоку, изготовленному из пенобетона автоклавного твердения, и способу его изготовления. Упрочненный строительный блок изготовлен из пенобетона автоклавного твердения и включает арматурные стержни, образованные в основном из A) по меньшей мере одного волокнистого носителя и B) затвердевшей композиции, образованной из В1) по меньшей мере одного эпоксисоединения и В2) по меньшей мере одного диамина и/или полиамина, стехиометрическое отношение количества эпоксисоединения В1) к количеству диаминового и/или полиаминового компонента В2) составляет от 0,8:1 до 2:1, в качестве матричного материала, и C) необязательно дополнительных вспомогательных веществ и добавок. Способ изготовления указанного выше строительного блока включает помещение по меньшей мере одного арматурного стержня в форму, добавление раствора пенобетона и выдержку. Изобретение развито в зависимых пунктах формулы. Технический результат - улучшение термостойкости, физических ...

СПОСОБ ИЗГОТОВЛЕНИЯ СТЕРЖНЕЙ ИЗ ПОЛИМЕРНЫХ КОМПОЗИЦИОННЫХ МАТЕРИАЛОВ

Изобретение относится к производству изделий из полимерных композиционных материалов (ПКМ), которые могут быть использованы в качестве многожильных сердечников проводов, арматуры в бетонных строительных конструкциях, для частичной или полной замены металлической арматуры в железобетонных изделиях и конструкциях и т.п. Проводят пропитку непрерывного ровинга термореактивным связующим с последующей термообработкой. Пултрузионная установка включает блок пропитки и отжима. Блок пропитки и отжима выполнен в виде одной камеры. Камера имеет внутреннюю поверхность в виде прямого кругового усеченного конуса с конусностью 0,01-0,10. В основании конуса расположена пластина с отверстиями для входа ровинга. Отверстие для выхода пропитанного ровинга имеет диаметр, на 0,45-0,50% превышающий заданный диаметр целевого продукта. Два соосных отверстия для подачи связующего в камеру расположены на оси, перпендикулярной оси конуса. В профилирующей фильере температурный режим разделяют на зоны: в первой зоне ...

Технологическая линия для изготовления арматуры из композитных материалов

Изобретение относится к технологическим линиям для изготовления арматуры из композитных материалов для армирования строительных конструкций. В технологической линии узел формирования несущих сердечников из пучков нитей ровинга выполнен в виде расположенных с обеих сторон относительно продольной оси симметрии линии двух рядов формующих фильер, последовательно расположенных в каждом ряду в направлениях, параллельных к продольной оси линии. К последним фильерам по направлению перемещения несущих сердечников обращены катушки узлов намотки, оси вращения которых имеют встречное направление вращения, смещены к продольно-вертикальной плоскости симметрии при расстоянии между ними, меньшем 2R, где R - радиус вращения лопастей. Лопасти узлов намотки образуют между собой пересекающиеся траектории вращения с оппозитными относительно горизонтальной плоскости, проходящей через их оси вращения, зонами пересечения для поочередной ориентации в продольно-вертикальной плоскости, проходящей через названные ...

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Полезная модель относится к строительству, а именно к конструкциям, изготовленным из композитобетона, которые включают в себя опоры линий электропередач (ЛЭП).Композитобетонная стойка опор линии электропередач, содержащая основной объем бетона, предварительно напряженную композитную высокопрочную рабочую арматуру, спираль, привязанную к рабочей арматуре на концах стойки и в местах изменения шага спирали, монтажные и закладные петли, причем композитная арматура имеет эллипсовидную форму в поперечном сечении, композитную арматуру устанавливают длинной осью эллипса, совпадающей с длинной стороной поперечного сечения стойки опоры.Техническим результатом полезной модели является повышение экономичности и несущей способности композитобетонных стоек опор линии электропередач.

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Полезная модель относится к области строительства, а именно к элементам направленного и дисперсного армирования бетонов и асфальтобетонов. Дисперсное армирование необходимо для устранения трещинообразования и повышения прочностных характеристик бетонных строительных конструкций.Технической задачей, решению которой служит заявляемая полезная модель, является как повышение прочностных и деформационных характеристик самой композитной арматуры, так и увеличение эффективности совместной работы арматуры с бетоном, которое предполагает повышение прочностных и деформационных характеристик композитов с цементной матрицей, что достигается посредством:Композитный арматурный стержень на основе базальтового трощеного ровинга, профилированный по всей длине стержня, выполненный в виде пространственной ленты, закрученной вокруг своей оси по спирали, в центре тяжести сечения которой располагается несущий элемент в виде базальтового трощеного ровинга, пропитанного и покрытого эпоксидным связующим, края пространственной ...

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Полезная модель относится к диагональным гибким связям для трехслойных ограждающих конструкций, а именно фасадных сэндвич-панелей для крупнопанельного домостроения. Техническим результатом заявленной полезной модели является уменьшение толщины диагональной гибкой связи, массы термопластичного полимера, а также количества технологических операций. Технический результат достигается тем, что в диагональной гибкой связи, содержащей периодически диагонально изогнутый стержень, соединенный с двумя параллельными прямолинейными направляющими стержнями, диагонально изогнутый стержень и два параллельных прямолинейных направляющих стержня выполнены из композитного материала и расположены в одной плоскости, а места их касания выполнены в виде неразъемных пластиковых соединений.

Узел формирования и плетения неметаллической арматурной сетки к технологической линии для изготовления неметаллической арматурной сетки

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Полезная модель относится к строительству, а именно к композитной арматуре.Техническим результатом полезной модели является оптимизация моментов сопротивления композитной арматуры при пространственном позиционировании её для увеличения несущей способности.Композитная арматура, включающая эллипсовидный сердечник из нитей ровинга, пропитанных связующим, и намотку, скрученную вокруг продольной оси, с твердостью выше сердечника, обмоточным жгутом, имеющим в поперечном сечении форму эллипса, дополнительно пропитанного от контакта с сердечником, и в сердечнике образована канавка вдавливанием жгута, причем величины осей эллипса сердечника композитной арматуры исполняют в пропорции с расчетными нагрузками по осям, длинную ось эллипсовидного сердечника совмещают с максимальным моментом сопротивления на арматуру в условиях ее пространственного позиционирования, меньшую ось эллипса обмоточного жгута в условиях его пространственного позиционирования вокруг сердечника располагают параллельно его продольной ...

СЪЕМНЫЕ ПУСТОТООБРАЗОВАТЕЛИ КУПОЛЬНОЙ ФОРМЫ ДЛЯ МОНОЛИТНЫХ ПЛИТ ПЕРЕКРЫТИЯ

Полезная модель относится к области строительства, и может использоваться во всех типах зданий и сооружений.Технической задачей, на решение которой направлена заявленная полезная модель, является снижение собственного веса монолитного перекрытия и уменьшение материалоемкости при возведении здания.Поставленная задача достигается тем, пустотообразователь для изготовления монолитных плит перекрытия, выполненный из переработанного пластика, состоящий из одного полого тела, полость которого открыта вниз, согласно полезной модели, имеет купольную форму и является съемным.

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Изобретение относится к строительству, а именно к конструкции насосной штанги штангового скважинного насоса нефтепромыслового оборудования. Технический результат - повышение модуля упругости и предела прочности при растяжении композитного тела штанги и возможность их регулирования. В гибридной композитной штанге, состоящей из непрерывных низкомодульных и высокомодульных волокон, собранных в единый стержень многокомпонентным эпоксидным связующим, содержание многокомпонентного эпоксидного связующего составляет 28-32%, а относительное объемное содержание высокомодульных волокон – 38-55% от объема композитного стержня. Модуль упругости однонаправленного гибридного тела штанги рассчитывается по формуле: Еэф = ЕВ ⋅ ν ⋅ ψВ + ЕС ⋅ ν ⋅ ψС + ЕМ ⋅ (1- ν), где Еэф - эффективный модуль упругости, ЕВ - модуль упругости низкомодульных волокон, ν - коэффициент объёмного наполнения, ψВ - относительное объёмное содержание низкомодульных волокон в теле штанги, ЕС - модуль упругости высокомодульных волокон ...

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Изобретение относится к технологическому оборудованию для изготовления арматурной сетки для армирования бетонных изделий, каменной и кирпичной кладки. Технический результат - повышение степени автоматизации производственного процесса и исключение технологических остановок для замены материала для изготовления поперечных стержней арматурной композитной сетки. В технологической линии для изготовления неметаллической арматурной сетки, включающей последовательно установленные шпулярник с бобинами ровинга, блок пропитки и отжима, устройство формирования и плетения сетки, камеру полимеризации, ванну водяного охлаждения, тянущее устройство для композитной сетки, отрезное устройство, за ванной водяного охлаждения расположен возвратный механизм, выполненный в виде колеса, установленного на станине и выполненного с возможностью приема от одного до шести прутков, предназначенных для поперечных стержней сетки, движущихся параллельно потокам прутков ровинга, предназначенных для продольных стержней сетки ...

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Изобретение относится к области строительства, а конкретно к изготовлению арматурных изделий для бетонных конструкций. Для изготовления арматурных изделий формируют волоконный канат, протягивают через ванну со связующим в виде расплава серы с температурой 130-150°С, в формующей фильере отжимают избыточное количество расплава и охлаждают. При изготовлении прямолинейных изделий канат охлаждают до цеховой температуры и скручивают в бухты. При изготовлении изделий ломаной формы канат после формующей фильеры резко охлаждают в холодильной камере с водой при температуре от 5 до 12°С до пластичного состояния и формуют изделия ломаной формы. Технический результат - упрощение технологии изготовления композитных арматурных изделий различной формы с одновременным повышением ее прочностных характеристик. 1 з.п. ф-лы.

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Изобретение относится к области строительных материалов и предназначено для армирования строительных конструкций, позволяя получить усиленную напряженную композитную арматуру, обладающую улучшенными физико-механическими характеристиками, повышенной стойкостью к агрессивным средам. Способ получения полимерно-композитного материала представляет собой многоэтапное изготовление коллоидного раствора на базе эпоксидной смолы с добавлением углеродных нанотрубок с применением нагрева и ультразвукового воздействия. На базе коллоидного раствора изготавливается полимерный композитный материал, состоящий из эпоксидной смолы, отвердителя, ускорителя, пластификатора и многослойных углеродных нанотрубок. С применением полимерного композитного материала, изготовленного по описанному способу, производится напряженная усиленная композитная арматура. Она состоит из напряженных армирующих волокон прямого стеклянного ровинга из щелочестойкого Е-стекла с усилением натяжения 50-1500 кг, полимера и скрученной ...

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... 1. Усиливающее устройство для несущих конструкций, имеющее ламельную структуру, которая входит в анкерующее устройство, отличающееся тем, что ламельная структура состоит из множества отдельных или отделяемых слоев, между которыми, по меньшей мере, в зоне анкерующего устройства расположены прокладочные слои. 2. Устройство по п.1, отличающееся тем, что соответственно оба конца ламельной структуры входят в анкерующее устройство. 3. Устройство по п.1 или 2, отличающееся тем, что ламельная структура содержит в качестве отдельных слоев армированные углеродным волокном пластиковые ламели. 4. Устройство по п.1 или 2, отличающееся тем, что отдельные слои ламельной структуры уложены в термопластичную матрицу. 5. Устройство по п.1 или 2, отличающееся тем, что отдельные слои ламельной структуры основаны на потребительском термопласте. 6. Устройство по п.1 или 2, отличающееся тем, что между отдельными слоями ламельной структуры в качестве прокладочных слоев дополнительно расположены тканые вкладыши ...

Способ изготовления композитного стержня

Изобретение относится к способу производства неметаллического композитного стержня. Техническим результатом является повышение прочностных характеристик композитного стержня на осевое растяжение разрыв и изгиб. Технический результат достигается способом изготовления композитного стержня, который включает протягивание, пропитку связующим, формирование ствола композитного стержня из сердечника и внешнего слоя, высокотемпературную полимеризацию, охлаждение и резку. При этом сердечник формируется посредством устройства, размещенного перед шпулярниками или на одной линии с ними и представляющего собой выполненный с возможностью вращения барабан, на который по кругу установлены с возможностью вращения маховики с закрепленными на каждом из них по меньшей мере двумя катушками, выполненными с возможностью вращения. При вращении маховиков нити ровинга с катушек сплетаются в жгуты, а при вращении барабана жгуты переплетаются между собой и формируют сердечник. Прямые нити ровинга протягивают со шпулярников ...

СПОСОБ И УСТРОЙСТВО ДЛЯ ИЗГОТОВЛЕНИЯ АРМАТУРНОЙ СЕТКИ

Faserverbundwerkstoff

Die Erfindung schlägt einen Faserschichtverbundwerkstoff mit einer Mittelschicht (2) aus einem faserverstärkten Kunstharz vor, auf die beidseitig Bleche aus einer Formgedächtnislegierung (3) geklebt sind. Die Bleche sind pseudoelastisch und Fasern (4) elastisch gedehnt, so dass die Bleche unter einer Druckspannung und die Fasern (4) unter einer Zugspannung stehen. Durch Erwärmen auf oder über eine Umwandlungstemperatur der Formgedächtnislegierung (3) ziehen sich die Bleche zusammen, was die elastisch gedehnten Fasern (4) verstärken.

Gewebeverstärkte Betonsäulen

BEWEHRUNGSELEMENT, VERWENDUNG UND VERFAHREN ZUR HERSTELLUNG DERSELBEN

Support for concrete building components comprises assembly of support fibers embedded in uniformly distributed polymer binder of low diffusion resistance for water vapor when cured

Support for concrete building components comprises an assembly (TA) of support fibers which are embedded in a uniformly distributed polymer binder (B). This has a diffusion resistance for water vapor when cured of at most 50000, a shear modulus (G) of at least 3000 N/mm2 and a tensile strength of at least 10 N/mm2 Independent claims are included for: (a) a method for making the support by impregnating fibers under pressure with a polymer binder as described above; and (b) apparatus for carrying out the method comprising a binder injection system (BI) with an injection pressure chamber (DR1) which is in contact with the fiber assembly.

Armierungsspannglied

A reinforcing tendon (1) comprising an elongate member (2) of synthetic plastics material comprising a plurality of glass fibre, pultruded strands (3) to provide a relatively rigid tendon (1) of desired profile, with a plurality of strand spacers, located at predetermined axial distances along the tendon (1) and serving to maintain the individual glass fibre strands in predetermined, spaced relationships, and means (9) to displace the strands (3) to non-parallel dispositions. Both means (8), which retains the strands in circumferential notches of a spacer, and (9), may be steel wires. The tendon may be used in a roof belt, or as reinforcement in concrete structural members.

PROCESS FOR THE PRODUCTION OF A FIBER REINFORCED INORGANIC HARDENED BODY

NICHT GEWEBTE MATTE AUS ANORGANISCHEN FASERN

Strassenbelag

Composite beam, has steel beam arranged in Z-axis of composite beam, steel concrete beam covering steel beam, and head dowel pin that connects steel concrete beam and steel beam to one another

The beam has a steel beam (3) arranged in Z-axis of the composite beam, and a steel concrete beam (2) covering the steel beam. A head dowel pin (1) connects the steel concrete beam and steel beam to one another where bar surfaces are arranged on the connection and centered on the axis. The pin is formed by working loads at operational demands of the composite beam with primary tensile strengths of the bar. An independent claim is also included for a method for manufacturing a composite beam.

CONCRETE COMPONENTS

Construction unit

A construction unit (1) includes a metal shell in the form of an open-topped waste steel can (3) having a glass core (5). The glass core (5) is a solid glass core provided by a quantity of waste glass cullet which has been heated in the can to fuse the cullet, before allowing to cool in the can. The construction unit (1) may have a plurality of linking members in the form of metal wires (7) extending from one end to the other through the entire length of the glass core (5) and projecting from its ends (4, 8). The wires (7) may facilitate joining of the construction unit (1) to other construction units (1) in use. The construction units (1) may be embedded in concrete to provide a composite concrete cpnstruction unit. The alkali-silica reaction which may occur between cement and glass may be reduced or avoided due to the reduction or elimination of direct contact between the glass and cement. The composite concrete construction unit may also provide environmental advantages through the reuse ...

Concrete products

A support panel comprising dual mesh layers for holding render material

The support panel 10 comprises a number of ribs 11a defining a first mesh 11, another set of ribs 12a defining a second mesh 12 and the meshes being arranged near each other in a spaced relation and coupled together using connecting members 13. The mesh layers are preferably parallel or have a fixed separation between them. The connecting members may comprise two portions which have complimentary formations to allow coupling together. The panel is preferably attached to a wall using fasteners with a head portion that abuts the second mesh. Also claimed is an assembly where the carrier is combined with fasteners. Also claimed is a thermal insulation board for a wall wherein the board comprises the carrier and the second mesh of the panel is rigidly paired with the board. The boards ribs and mesh allow increased keying area for a cementitious mortar render when affixing an insulation board to a wall. The panel removes the need to create a key area onto which render needs to adhere to and ...

Building components having plastic reinforcing rods

Disclosed is a method of making building components such as fencing posts and gravel boards using a light-weight compositions which replace the sand and aggregate in conventional concrete with a low density mineral of particle size suitable for its intended use, together with other additives and in which the components are reinforced by plastic rods. The rods may be uPVC rods.

Thermally insulating anchor

The anchor 100 comprises a thermally insulating shaft 110 formed from a plastics material, and a metal coupling 130 securely fixed to one end of the shaft comprising a connector 140 for connection to a structural element. The plastics material may comprise fibreglass whose fibres are aligned along the length of the shaft. The shaft may be cylindrical, screw-threaded, and formed by pultrusion. The coupling may be a ferrule swaged to the shaft. The connector may be an internally screw-threaded nut. The other end of the shaft may be provided with a pointed tip 150 or a second metal coupling securely fixed to the shaft. Also claimed is a thermal break comprising a plurality of the structural anchors embedded within a thermally insulating material. The connector may comprise a threaded or unthreaded bolt, a hook, or a clamp.

Render Support Panel for a Wall

TEXTILE REINFORCED CEMENT STRUCTURE

Non-woven inorganic fibre mat

Method for strengthening a reinforced concrete structure

Reinforcement element for casting comprising ring shaped portions and reinforcement with such reiforcement elements

REINFORCEMENT ELEMENT FOR CASTING AND REINFORCEMENT ARRANGEMENT COMPRISING SUCH REINFORCEMENT ELEMENTS

Impregnated cloth

Reinforcement element for casting comprising ring shaped portions and reinforcement with such reinforcement elements

Impregnated cloth

REINFORCEMENT ELEMENT FOR CASTING AND REINFORCEMENT ARRANGEMENT COMPRISING SUCH REINFORCEMENT ELEMENTS

Impregnated cloth.

REINFORCEMENT ELEMENT FOR CASTING AND REINFORCEMENT ARRANGEMENT COMPRISING SUCH REINFORCEMENT ELEMENTS

Reinforcement element for casting comprising ring shaped portions and reinforcement with such reiforcement elements

Impregnated cloth

Impregnated cloth.

Impregnated cloth

Reinforcement element for casting comprising ring shaped portions and reinforcement with such reiforcement elements

Impregnated cloth.

BEWEHRUNGSELEMENT FUR ZEMENTGEBUNDENE BAUTEILE, TEER UND BITUMENBELAGE

ROLE FROM PREFORMED STEEL CORD-STRENGTHENED VOLUME

REINFORCEMENT ELEMENT, PROCEDURE FOR THE PRODUCTION OF A SUCH REINFORCEMENT ELEMENT AND CONSTRUCTION UNIT, EQUIPPED WITH A REINFORCEMENT ELEMENT

REINFORCEMENT FIBER BUNDLE AND MANUFACTURING PROCESS OF SUCH A REINFORCEMENT FIBER BUNDLE

KONSTRUKTIV TRAGENDES, GESTALTERISCHES BAUELEMENT, WIE TREPPENSTUFE

PROCEDURE FOR THE ARMOURING OF MINERAL BOUND CONSTRUCTION ELEMENTS

WEDGE ANCHORAGE FOR LINKED UP AND/OR LOADED TENSION MEMBERS

Bewehrungsstab

Die Erfindung betrifft einen Bewehrungsstab (2) mit einem Stabkörper umfassend endlose Mineralfasern (5, 23, 35), die in eine Harzmatrix eingebettet sind, wobei der Stabkörper aus einem Kernstab (10) und ein den Kernstab (10) umgebendes Randlaminat (11) gebildet ist.

Bewehrungsstab

Die Erfindung betrifft einen Bewehrungsstab (2) umfassend endlose Mineralfasern (5, 23, 35), die in eine Harzmatrix eingebettet sind, wobei der Anteil an den Mine- ralfasern (5, 23, 35) bezogen auf die gesamte Mineralfaser-Harz-Menge zwischen 70 Gew.-% und 89 Gew.-% beträgt und den Rest auf 100 Gew.-% das Harz (7, 25) bildet.

BEWEHRUNGSMATTE UND VERFAHREN ZUR HERSTELLUNG DERSELBEN SOWIE VERFAHREN ZUR ÜBERDECKENDEN VERLEGUNG VON BEWEHRUNGSMATTEN

BI-COMPONENT-PLASTIC-FIBERS FOR THE EMPLOYMENT IN CEMENT-BOUND BUILDING MATERIALS

OPEN LATTICE FABRIC FOR THE REINFORCEMENT OF A WALL SYSTEM, WALL SEGMENT PRODUCT AND ITS MANUFACTURING PROCESSES

BUILDING STAFF FUER REINFORCING OF CONCRETE MATERIAL.

PROCEDURE FOR THE ARMOURING OF A CONCRETE BUILDING AND ARMOURING ELEMENTS FOR THIS

FIBER-REINFORCED ART OFF STAFF AND ITS MANUFACTURING PROCESS

REINFORCING FABRIC FOR BUILDINGS

ARMOURING ELEMENT FUR CEMENT-BOUND CONSTRUCTION UNITS, TAR AND BITUMEN SURFACE

MACHINE TO APPLYING GLASS FIBER REINFORCEMENTS IN LOST FORMWORKS FOR COLUMNS

REINFORCING ELEMENT FROM PLASTIC FOR REINFORCING OF BUILDING MATERIALS OR SUCH A THING.

STRENGTHENED COMPOUND ARTICLE AND DEVICE AND PROCEDURE FOR ITS PRODUCTION

REINFORCEMENT FOR CONCRETE PARTS AND STRENGTHENED CONCRETE PARTS

PROCEDURE AND DEVICE FOR THE APPLIZIEREN OF INITIAL TENSION, COURSE CELEBRATIONS REINFORCEMENT VOLUMES AT BUILDINGS

PROCEDURE FOR THE SPLICING TAPE OF AN BAND-SHAPED COURSE MEMBER WITH A CONCRETE SURFACE

Elongated plastic profile body

Alternative reinforced concrete composite

The invention in one aspect relates to an alternative concrete composite using the soil on site and gravel on site, mixed with cement and reinforcement pieces according to another aspect of the present invention. The use of the reinforcement pieces allows the alternative concrete composite using the available 'unclean' soil and gravel on site to be formed into structures as needed at a substantially reduced cost. The reinforcement pieces (10, 20) in one embodiment are made from plastics material, and are ideally made from recycled waste plastics material, shaped to include generally opposed hook or bar portions for embedding into the soil and concrete mix. In another embodiment, a single used tyre (600) can be recycled to form slit side tyre bead portions (310), cut-out tyre beads (300), recycled tyre mesh (220), or strands (612) as reinforcement pieces.

Nonwoven cementitious composite for in-situ hydration

One embodiment of the present disclosure relates to a cementitious composite material (10) for in-situ hydration having a mesh layer (40) including a first side, a second side, and a plurality of fibres arranged in a nonwoven configuration; a cementitious material (30) having a plurality of cementitious particles disposed within the mesh layer; a sealing layer (50) disposed along the first side of the mesh layer and coupled to the plurality of nonwoven fibres; and a containment layer (20) disposed along the second side of the mesh layer and configured to prevent the plurality of cementitious particles from migrating out of the mesh layer (40). WO 20131067034 PCT/US2012/062831 0> t cq m t UE ...

Laminated composite reinforcing bar and method of manufacture

DUCTILE HYBRID STRUCTURAL FABRIC

POLYBENZAZOLE FIBER AND USE THEREOF

Method for producing reinforcement elements from fibre-reinforced plastic and reinforcement elements produced using said method

The invention relates to a method for producing a reinforcement element (2) consisting of fibre-reinforced plastic for mineral construction materials, in particular for concrete, comprising the following method steps: a plurality of fibres (3) is impregnated with plastic, the fibres (5b) enclosed with plastic are pre-cured by supplying heat and/or radiation to the composite fibre rod (1) in a first curing stage (7), the composite fibre rod (1) is cut to the length desired for the reinforcement elements (2) if necessary, the pre-cured composite fibre rod (1) is made into a shape desired for the reinforcement element (2), the composite fibre rod (1) is cured by supplying heat and/or radiation in a final curing stage (25), wherein the curing of the composite fibre rod (1) takes place in at least three successive curing stages (7, 16, 25), wherein after the first curing stage (7) at least one radiation-reflecting and/or thermally insulating covering means (15) is applied to the pre-cured composite ...

Arrangement and method for reinforcing supporting structures

The present invention relates to an arrangement comprising a supporting structure 1 having a surface consisting of one or more faces 2a, 2b, 2c, wherein a bore 3 runs from at least one face into an inner region of the supporting structure, and this bore is filled with an adhesive 12 and with a portion of a fibre bundle 4 projecting beyond said face, wherein, on the at least one face 2a, from which the bore runs into an inner region of the supporting structure 1, the supporting structure is provided with at least one groove 5 which, starting from the bore 3, extends in at least one direction on the surface, and the projecting part of the fibre bundle 4 is located, at least in part, in the at least one groove 5 and is fastened therein by way of the adhesive 12.

Smooth reinforced cementitious boards and methods of making same

Surface treated synthetic reinforcement for structural wood members

Advanced cured resin composite parts and method of forming such parts

METHOD AND APPARATUS FOR PRODUCTION OF A REINFORCEMENT BAR

A method for fabrication of a bent reinforcing rod in a composite material is described, where the reinforcing rod is composed of longitudinal fibres and a sheathing layer of fibres or foil, comprising the steps: to moisten fibre thread with a binding agent, to reel the moistened fibre thread to a bundle with a closed, approximately circular shape, consisting of a layer of longitudinal, parallel fibres of a desired thickness, whereby all the fibres in the layer obtain an approximately equal axial tightening, and to envelope an outer layer of fibre threads, and/or foil, or other suitable material, around the layer of longitudinal fibres, and that the fabricated blank is given a final form in a second forming process. The invention also relates to a device (10) for carrying out the method.

ANCHORAGE SYSTEM FOR STRUCTURAL REINFORCEMENT OF FIBER REINFORCED PLASTIC MATERIALS AND THE LIKE

An anchorage system for structural reinforcement of surface bonded reinforcing sheet, plate or shell made of fiber reinforced plastic (FRP) or steel or other metallic or non- metallic materials is disclosed. The anchorage system comprises an anchor tube with a circular outer surface and a lock-down means provided along the longitudinal axis of the tube. The lock-down means can be either an anchor bolt mounted through the center of the anchor tube or an anchor strap pressed against the circular surface of the tube into the members to be reinforced. The FRP reinforcing sheet, plate or shell is bonded to the surface of the structural member and passes underneath the outer circular surface of the tube. The tube is held securely by the lock-down means which, in turn, compresses and holds in place the FRP sheet against the surface of the structural member.

CONCRETE OVERLAY CONSTRUCTION

IMPROVED CONCRETE OVERLAY CONSTRUCTION Crack and wear resistant concrete overlays for renovation or patching of deteriorated sections over a substratum can be made by incorporating 4-12 volume percent steel fibers in the concrete overlay and bonding at least a portion of the fibers directly to the substratum.

FIBRE REINFORCING COMPOSITES

FIBER REINFORCING COMPOSITES

Fibre reinforced medical plaster casts of gypsum are reinforced with precombined mixtures of strong reinforcing fibres of glass coated with a thermoplastic polymer, and water absorbent fibres, e.g. cotton. The fibres are interwoven into a bandage, and impregnated with plaster of paris.

WOOD-CONCRETE-COMPOSITE SYSTEMS

A wood concrete composite system (100,200) has a wood construction component (110, 111, 112, 210, 211), at least single intermediate layer (140, 141, 142, 143, 230, 231, 232) and a concrete construction unit (150, 151, 152, 240, 241). The concrete construction unit (150, 151, 152, 240, 241) faces at least with one side towards the wood construction component (110, 111, 112, 210, 211). The at least single intermediate layer (140, 141, 142, 143, 230, 231, 232) creates at least a partial uncoupling between the wood and concrete.

IMPACT-RESISTING COMPOSITES

CONNECTOR ASSEMBLY FOR INSULATED CONCRETE WALLS

A through-insulation connector assembly for use in the construction of insulated concrete sandwich wall. The connector assembly includes a spool- shaped connector body (10) comprised of two, interconnecting pieces (12, 14) and a tie (50) that engages the connector body (10). The two pieces (12, 14) of the connector body (10) are installed at the place of manufacture in a sheet of foam insulation board (48) that will be used as the insulation layer (46) in the construction of an insulated concrete sandwich wall.

FIBRE PRODUCTS WITH A COATING FORMED FROM AQUEOUS POLYMER DISPERSIONS

The present invention relates to textile fibre products having a coating comprising polymers based on ethylenically polymerisable monomers with a glass transition temperature of at least 60° and a coating method for coating fibre products with an aqueous polymer dispersion, wherein an aqueous polymer dispersion based on vinyl polymerisable monomers with a glass transition temperature of at least 60°C is firstly provided, and this is brought into contact with a fibre product and then dried. The invention also relates to the use of corresponding polymer dispersions for the coating of fibre products, correspondingly coated fiber products, use thereof to reinforce mineral matrices, and corresponding fibre-composite materials, in particular textile-concrete composite materials. In particular, the invention relates to a coating means that can be applied to a textile fabric in a continuous, water-based process and enables an optimal introduction of force from the mineral matrix into the textile ...

SYSTEM AND METHOD FOR EMBEDDING SUBSTRATE IN CONCRETE STRUCTURE

A system and method for allowing components to attach to a pre-cast pre- stressed concrete structure is provided. The system includes a first attachment part and a second attachment part. The first attachment part has a first body. The first body has a first concrete structure facing side and a first plurality of attachment members extending from the concrete structure facing side. The second attachment part has a second body. The second body has a second concrete structure facing side and a second plurality of attachment members extending from the concrete structure facing side. The first and second attachment parts are spaced apart forming a compressible junction therebetween. The pre-cast, pre-stressed concrete structure is formed from uncured cement, at least of a portion of the first and second attachment members being embedded in the pre-cast, pre-stressed concrete structure.

FABRIC REINFORCEMENT AND CEMENTITIOUS BOARDS FACED WITH SAME

A reinforcement fabric (116) has a resinous coating (107) applied over warp yarns (106) having a first twist (turns/inch) and weft yarns (102) having a second twist. The coating (107) has a weight distribution ratio of less than about 2.0:1, based upon the weight of the coating (107) on the yarns (102) or (106) having a greater twist, versus the weight of the coating (107) on the yarns (102) or (106) having the lesser twist, and the fabric on a cementitious core comprises a cementitious board (100).

REINFORCEMENT FOR CONCRETE ELEMENTS AND SYSTEM AND METHOD FOR PRODUCING REINFORCED CONCRETE ELEMENTS

The present invention relates to reinforcement for concrete elements, comprising at least one elongated string formed of a smaller number of single fibre filaments which, when embedded in a matrix, form a fibre string, the exterior surface of which being coated with a particle shaped material, such as for example sand. The reinforcement comprises at least one or more loops, formed by repeatedly winding of said fibre string and that said loop(s) preferably are closed or laid in a continuous wind, the ends of the loops or the wind function as an end anchor for the reinforcement in the concrete element . The invention relates also to a reinforcement system based on the reinforcement described above. In addition, the invention relates to a method for fabricating such reinforcement system and a method for using such reinforcement system.

ADDITIVE MANUFACTURING OF BUILDINGS AND OTHER STRUCTURES

Freeform, additive manufacturing equipment, processes and products, including residential, commercial and other buildings. A movable extruder places extrudate that solidifies in open space to create "scaffolding" or "skeletons" of buildings and other products. Elongated extrudate elements are fused to each other or connected by other means to form a cellular structure. Filler material such as polymeric insulating foam may simultaneously or thereafter be placed within the cellular structure to contribute desired strength, rigidity, insulative, barrier or other properties. Finish materials may also be applied.

A METHOD FOR THE MANUFACTURE OF REINFORCING MEMBERS OF FIBRE-REINFORCED PLASTIC AND REINFORCING MEMBERS MANUFACTURED IN ACCORDANCE WITH THIS METHOD

The invention relates to a method for producing a reinforcement element (2) consisting of fibre-reinforced plastic for mineral construction materials, in particular for concrete, comprising the following method steps: a plurality of fibres (3) is impregnated with plastic, the fibres (5b) enclosed with plastic are pre-cured by supplying heat and/or radiation to the composite fibre rod (1) in a first curing stage (7), the composite fibre rod (1) is cut to the length desired for the reinforcement elements (2) if necessary, the pre-cured composite fibre rod (1) is made into a shape desired for the reinforcement element (2), the composite fibre rod (1) is cured by supplying heat and/or radiation in a final curing stage (25), wherein the curing of the composite fibre rod (1) takes place in at least three successive curing stages (7, 16, 25), wherein after the first curing stage (7) at least one radiation-reflecting and/or thermally insulating covering means (15) is applied to the pre-cured composite ...

Прут стеклокомпозитной арматуры

Полезная модель относится к производству стеклокомпозитной арматуры для бетона.В пруте стеклокомпозитной арматуры, состоящем из пропитанного полимерным связующим стекловолокнистого жгута, обмотанного нитью с петлями, пропитанной полимерным связующим, нить с петлями образует вязаный каркас, охватывающий поверхность жгута.Готовый прут имеет поверхность, охваченную вязаным каркасом, прочно соединенным с ней. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 203 871 U1 (51) МПК E04C 5/07 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК E04C 5/07 (2021.02) (21)(22) Заявка: 2019136985, 18.11.2019 (24) Дата начала отсчета срока действия патента: Дата регистрации: 23.04.2021 (73) Патентообладатель(и): Караваев Иван Васильевич (RU) (45) Опубликовано: 23.04.2021 Бюл. № 12 (56) Список документов, цитированных в отчете о поиске: RU 2620508 C1, 26.05.2017. SU 321484 A1, 19.11.1971. US 6612085 B2, 02.09.2003. US 9885181 B2, 02.09.2003. US 2011209819 A1, 01.09.2011. R U 2 0 3 8 7 1 (54) ПРУТ СТЕКЛОКОМПОЗИТНОЙ АРМАТУРЫ (57) Реферат: Полезная модель относится к производству полимерным связующим, нить с петлями образует стеклокомпозитной арматуры для бетона. вязаный каркас, охватывающий поверхность В пруте стеклокомпозитной арматуры, жгута. состоящем из пропитанного полимерным Готовый прут имеет поверхность, охваченную связующим стекловолокнистого жгута, вязаным каркасом, прочно соединенным с ней. обмотанного нитью с петлями, пропитанной Стр.: 1 U 1 U 1 Адрес для переписки: 153002, г. Иваново, пер. Пограничный, 80, кв. 81, Караваеву Ивану Васильевичу 2 0 3 8 7 1 Приоритет(ы): (22) Дата подачи заявки: 18.11.2019 R U 18.11.2019 (72) Автор(ы): Караваев Иван Васильевич (RU), Румянцева Варвара Евгеньевна (RU), Коновалова Виктория Сергеевна (RU), Щепочкина Юлия Алексеевна (RU), Нармания Борис Евгеньевич (RU) RU 5 10 15 20 25 30 35 40 203 871 U1 Полезная модель относится к производству стеклокомпозитной арматуры для бетона. Известен прут ...

Композитная арматура

Полезная модель относится к строительству и к производству строительных материалов, в частности к неметаллической композиционной арматуре, применяемой для армирования связующих сред для термоизоляционных стеновых конструкций, монолитных бетонных и сборных конструкций при строительстве зданий и сооружений.Технический результат заключается в возможности повышения сцепления арматурного профиля с армируемым материалом при сохранении качества и несущей способности профиля, а также удобство использования при монтаже, и исключающая применение средств защиты (перчаток, масок, очков), а также в применение гнутых элементах из композитной арматуры, сохраняющие физико-механические свойства и форму в местах изгиба.Для достижения указанного технического результата армированный стержень из композитного материала, содержащий несущий стержень-ствол, выполненный из высокопрочного композиционного материала, с ребром, расположенным на периферии стержня в виде периодической навивки и соединенным со стержнем связующим материалом в виде эпоксидного, полиэфирного или любого другого связующего. Вокруг стержня-ствола и ребра сформирована оплетка из равномерно сплетенных (переплетенных) нитей в форме рукава, пропитанных связующим. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 206 114 U1 (51) МПК E04C 5/07 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК E04C 5/07 (2021.05) (21)(22) Заявка: 2021119750, 06.07.2021 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Беляев Олег Юрьевич (RU) Дата регистрации: 24.08.2021 Приоритет(ы): (22) Дата подачи заявки: 06.07.2021 (45) Опубликовано: 24.08.2021 Бюл. № 24 2 0 6 1 1 4 R U (54) Композитная арматура (57) Реферат: Полезная модель относится к строительству и к производству строительных материалов, в частности к неметаллической композиционной арматуре, применяемой для армирования связующих сред для термоизоляционных стеновых конструкций, монолитных бетонных и сборных ...

Method to Produce a Composite Material

Method of producing an elastic composite material comprising the step of impregnating a fiber fabric with a liquid epoxy system comprising a non-aromatic epoxy resin and a hardener, and curing the impregnated fabric, whereby the epoxy system exhibits a tensile modulus lower than 15 MPa after cure.

APPARATUS AND METHOD FOR CONSTRUCTION OF STRUCTURES UTILIZING INSULATED CONCRETE FORMS

An insulated concrete form including of first and second spaced sidewalls forming a cavity therebetween, said sidewalls having an inside surface and interconnected by a plurality of form ties, and a form insert made of an insulative material positioned adjacent the inside surface of at least one sidewall which thereby increases the R-value of the resulting structure. 1. An assembly comprising:an insulated concrete form having a first sidewall, a second sidewall, and a plurality of form ties;the first sidewall having an inside surface, an outside surface, and a first sidewall thickness defined in a first horizontal direction between the inside surface and the outside surface;the first sidewall further having a first sidewall top surface, a first sidewall bottom surface, and a first sidewall height defined in a vertical direction between the first sidewall top surface and the first sidewall bottom surface;the first sidewall further having a first sidewall front side, a first sidewall rear side, and a first sidewall length defined in a second horizontal direction between the first sidewall front side and the first sidewall rear side;the plurality of form ties comprise a first form tie and a second form tie, wherein the first form tie and second form tie connect the first sidewall to the second sidewall such that the first form tie and the second form tie space the first sidewall from the second sidewall to define a cavity in between the first sidewall and the second sidewall, wherein a cavity thickness is defined in the first horizontal direction spanning between the first sidewall and the second sidewall;the first form tie having a first lateral member oriented transverse the first sidewall and the second sidewall;the second form tie having a second lateral member oriented transverse the first sidewall and the second sidewall;the first lateral member is spaced a distance from the second lateral member in the second horizontal direction along the first sidewall length ...

USE OF A TEXTILE MATERIAL AS A SAFETY BARRIER TO PROTECT USERS OF ANY TYPE OF CONSTRUCTION ON THE OCCURRENCE OF DAMAGE TO STRUCTURAL AND NON-STRUCTURAL ELEMENTS

The present invention relates to the use of a textile material as a safety barrier for reducing harm to people in the event of failure of structural and non-structural elements of any type of construction. In particular, the present invention relates to a method for containing a non-structural clay building element which may be deformed following breakage of the same due to a collapse. Finally, the present invention relates to a method for imparting safety to people who are inside an environment confined by the presence of at least one non-structural element. According to the invention, a layer of fabric comprising a weft and a warp is applied on said structural or non-structural element. 1. A method for containing a non-structural clay building element which can be deformed following breakage of the same due to collapse , said method comprising at least a step in which a layer of fabric comprising a weft and a warp is applied on said non-structural element.2. The method according to claim 1 , wherein said weft and said warp comprise at least one yarn of high-strength fibres.3. The method according to claim 2 , wherein said high-strength fibres are selected from the group comprising polyester fibres claim 2 , polyethylene fibres claim 2 , aramid claim 2 , polypropylene and polyolefin fibres and the like.4. The method according to claim 1 , wherein said weft and/or warp can also comprise at least one metal thread selected from the group comprising steel and copper threads and the like having a diameter comprised from 0.05 mm to 1 mm.5. The method according to claim 4 , wherein said weft and/or warp comprise a metal thread of steel or copper having a diameter comprised from 0.10 to 0.50 mm; preferably 0.20 mm.6. The method according to claim 1 , wherein said non-structural clay building element is selected from the group comprising walls claim 1 , panels claim 1 , partitions claim 1 , curtain walls claim 1 , floors and stairways.7. The method according to claim 1 , ...

CONCRETE STRUCTURE MEMBER STRENGTHENED WITH PRESTRESSED FRP ELEMENTS

A concrete structure member strengthened with prestressed FRP elements includes a concrete structure body and a prestressed FRP element arranged on the former. An epoxy resin overlay surrounding the prestressed FRP element is provided to wrap it up, and a polymer concrete supplemental layer is provided outside the epoxy resin overlay. The concrete structure member can uniformly and effectively transfer the stress from the prestressed FRP element. 1. A concrete structure member strengthened with prestressed FRP bar , comprising prestressed FRP bar and a concrete structure member body , wherein , the prestressed FRP bar is arranged on the concrete structure member body , an epoxy resin cladding layer is arranged around the prestressed FRP bar to surround the prestressed FRP bar , and a polymer-concrete thickening layer is arranged outside of the epoxy resin cladding layer.2. The concrete structure member strengthened with prestressed FRP bar according to claim 1 , wherein claim 1 , a groove is made on the bottom surface of the concrete structure member claim 1 , the prestressed FRP bar is arranged in the groove; the epoxy resin cladding layer is filled into one part of the groove and surrounds the prestressed FRP bar claim 1 , and the polymer-concrete thickening layer is filled into the rest part of the groove.3. The concrete structure member strengthened with prestressed FRP bar according to claim 2 , wherein claim 2 , the polymer-concrete thickening layer forms a dome shape on the bottom surface of the concrete structure member body.4. The concrete structure member strengthened with prestressed FRP bar according to claim 2 , wherein claim 2 , the depth and the width of the groove are equal to each other claim 2 , and are 1.5 times of the diameter of the prestressed FRP bar.5. The concrete structure member strengthened with prestressed FRP bar according to claim 1 , wherein claim 1 , the prestressed FRP bar claim 1 , epoxy resin cladding layer claim 1 , and polymer- ...

Reinforcement bar and method for manufacturing same

Reinforcement bars for concrete structures, comprising continuous, parallel fibers, made of basalt, carbon, glass fiber, or the like, embedded in a cured matrix, each bar being made of at least one fiber bundle comprising a number of parallel, cylindrical cross section fibers and said bars being provided with a surface shape and/or texture which contributes to good bonding with the concrete. Part of the surface of each bar being deformed prior to or during the curing by: a) strings of an elastic or inelastic, and/or b) at least one deformed section of each reinforcement bar; thereby producing a roughened surface.

Reinforcing element

A reinforcing element and a method of forming the reinforcing element are generally described. The reinforcing element may be used in reinforcing a cementitious material and may comprise a settable material and a tension-resistant material that extends for a length of the element. To form the reinforcing element the settable material and tension-resistant material may be disposed together such that the settable and tension-resistant materials generally take the form of the reinforcing element. The settable material may then be cured.

STRUCTURAL REINFORCEMENT, REINFORCED STRUCTURAL MEMBER AND RELATED METHOD

A structural reinforcement includes a plurality of individual reinforcing elements. Each of the plurality of reinforcing elements includes a first end segment, a second end segment and an intermediate segment between the first and second end segments. A support engages the plurality of individual reinforcing elements along the intermediate segments and holds the elements in parallel. 1. A structural reinforcement , comprising:a plurality of individual reinforcing elements, each of said plurality of reinforcing elements including a first end segment, a second end segment and an intermediate segment between said first and second end segments; anda support engaging said plurality of individual reinforcing elements along said intermediate segments and holding said elements in parallel.2. The reinforcement of claim 1 , wherein a gap is provided between adjacent parallel reinforcing elements.3. The reinforcement of claim 2 , wherein each said reinforcing element has a width Wand said gap has a width Wwhere W≦W.4. The reinforcement of claim 3 , wherein said reinforcing elements are made from reinforced polymer.5. The reinforcement of claim 3 , wherein said reinforcement is selected from a group of reinforcing materials consisting of carbon fibers claim 3 , glass fibers claim 3 , aramid fibers claim 3 , basalt fibers claim 3 , steel fibers claim 3 , carbon nanotubes and mixtures thereof.6. The reinforcement of claim 1 , wherein said reinforcing elements are laminates having a thickness of between 0.02″ and 0.025″.7. The reinforcement of claim 1 , wherein said reinforcing elements are rods having a diameter of between 0.05″ and 0.25″.8. The reinforcement of claim 1 , wherein said first and second end segments have a length of between 1″ and 12″.9. The reinforcement of claim 1 , wherein said support is made from an open mesh material selected from a group consisting of glass fiber claim 1 , textile fabric claim 1 , plastic claim 1 , carbon fiber claim 1 , polymer fiber claim ...

Machine for deforming and cutting plastic strips for enhancing concrete

A machine for deforming and cutting plastic strands of recycled plastic for use as a secondary reinforcement in concrete includes a multi-strand supply of recycled plastic and a mechanism for advancing the multi-strands into and through the machine. The advancing mechanism may be several sets of motor driven roller sets each of which is connected to a common motor by a belt. The machine includes three sets of deformation mechanisms, a heater for softening the deformed strands and a cutter powered by a separate motor for cutting the softened plastic strands.

Adherent Layer

The present disclosure describes embodiments of an adherent layer that may be used to attach a geo-membrane to a concrete slab and methods that include installation of the adherent layer. The adherent layer can be used to inhibit the geo-membrane from becoming disengaged with the concrete slab and can thereby help prevent water from penetrating the geo-membrane and causing moisture damage to the structure above.

METHOD AND APPARATUS FOR PRODUCING A REINFORCEMENT MESH

A method and an apparatus for producing a reinforcement mesh. Here, a reinforcement fiber strand is firstly saturated with a resin (H) and cured to form a cured, fiber-reinforced strand material. The strand material present as an endless material is then cut lengthwise into bars, which are then used as longitudinal bars or transverse bars for forming the reinforcement mesh. A connecting material is used at each intersection point between a longitudinal bar and a transverse bar and is dispensed in liquid form at the intersection point or is liquefied and then cured at the intersection point. A fixed connection is thus created between the longitudinal bars and the transverse bars at the intersection points. Between the intersection points, the longitudinal bars and the transverse bars have portions that are free of connecting material. 145. A method for producing a reinforcement mesh () , the method comprising:{'b': 29', '31', '30, 'feeding a reinforcement fiber strand () to a saturation station () via a conveying device (),'}{'b': '29', 'saturating the reinforcement fiber strand () with a resin (H),'}{'b': 29', '36, 'stripping an excess resin amount of the resin (H) from the saturated reinforcement fiber strand () in a stripping station (),'}{'b': 38', '37', '38, 'forming an uncured fiber-reinforced strand material () or curing the resin (H) in a curing station () to form a cured fiber-reinforced strand material (),'}{'b': 26', '38', '40, 'producing bars () by cutting the fiber-reinforced strand material () to a length in a cutting station (),'}{'b': 26', '46', '48, 'depositing a plurality of the bars () side-by-side as longitudinal bars () using a manipulator device (),'}{'b': 26', '47', '46', '48, 'depositing another plurality of the bars () as transverse bars () on the longitudinal bars () using the manipulator device (),'}{'b': 47', '46', '64, 'connecting the transverse bars () and the longitudinal bars () at intersection points () thereof by{'b': 64', '46', '47 ...

Reinforced Structural Column System

Improved structural column assemblies and related fabrication methods are provided. More particularly, the present disclosure provides improved systems/methods for the design and fabrication of structural column assemblies having improved mechanical properties and/or improved resistance to multiple hazards (e.g., earthquakes, blasts, high temperatures, etc.). Disclosed herein is a structural column assembly having a uniquely designed fiber reinforced polymer (FRP) tube filled with concrete to be used as a structural column (e.g., in bridge and/or building construction). The exemplary composite or FRP tube can include layers of metallic and/or non-metallic fibers wound at improved/optimized angles. A multi-hazard resilient column system which can negate the need for additional concrete reinforcement or formwork at construction sites is provided. The novel tube is highly resistant to corrosive environments, and will facilitate accelerated bridge construction (ABC), while providing a solution for columns at risk from multiple hazards. 1. A structural column assembly comprising:a concrete core having an outer surface, the concrete core containing no metallic reinforcing material; anda reinforced polymer shell that includes a polymeric material, non-metallic fibers and metallic fibers or strips, the reinforced polymer shell positioned around the outer surface of the concrete core.2. The assembly of claim 1 , wherein the reinforced polymer shell is substantially circular.3. The assembly of claim 1 , wherein the polymeric material includes heat resistant resin.4. The assembly of claim 1 , wherein the non-metallic fibers are selected from the group consisting of glass claim 1 , carbon claim 1 , aramid claim 1 , aromatic polyamide claim 1 , and para-aramid fibers claim 1 , and combinations thereof.5. The assembly of claim 1 , wherein the metallic fibers or strips are selected from the group consisting of mild steel claim 1 , high strength steel claim 1 , super-elastic ...

HIGH-PERFORMANCE TEXTURED COATING

A coated article is described, including a substrate with a coating composition applied thereon to provide a coated article with a textured surface. In one aspect, the coated article is a steel rebar used to reinforce concrete. The textured surface provides optimal surface roughness and demonstrates superior pullout strength relative to an uncoated standard. 3. A method of coating a structural insert member , comprising:providing a structural insert member;heating the structural insert member to a temperature of about 150° C. to 300° C.; a binder resin component;', 'a texturizing additive; and', 'a functionalized filler; and, 'applying a powder coating composition to the heated insert member, wherein the powder coating composition comprisingcuring the applied powder coating composition.4. The article of claim 1 , wherein the textured surface is produced by including a texturizing additive in the powder coating composition.5. The article of claim 1 , wherein the textured surface is produced by forming a non-continuous cured film from the powder coating composition applied on the structural insert member.6. The method of claim 3 , wherein the binder resin component is selected from epoxy claim 3 , polyester claim 3 , polyurethane claim 3 , polyamide claim 3 , acrylic claim 3 , polyvinyl chloride claim 3 , nylon claim 3 , fluoropolymer claim 3 , silicone claim 3 , and mixtures or combinations thereof.7. The method of claim 3 , wherein the binder resin component is an epoxy-functional resin.8. The method of claim 3 , wherein the binder resin component is fusion-bonded epoxy resin.9. The article of claim 1 , wherein the structural insert member is an article made of material selected from metal claim 1 , glass claim 1 , polymeric materials claim 1 , ceramic claim 1 , and mixtures or combinations thereof.10. The article of claim 1 , wherein the structural insert member is an article selected from rebar claim 1 , dowel claim 1 , fiber claim 1 , mesh claim 1 , plate claim 1 ...

MULTI-LINK CONSTRUCTION ELEMENT AND METHOD FOR ASSEMBLING SAME

The present set of inventions relates to the field of building and in particular to building constructions and to processes for manufacturing building constructions comprising tensioned and non-tensioned tendons and can be used to construct residential, public and office buildings and constructions as well as for reconditioning or restoring the same. 1. A multi-component building member comprising at least two components and pre-tensioned tendons , characterized in that each component is made as a tendons module comprising an initial and a final supporting elements with holes for the pre-tensioned tendons and with a stand for placing anchors and tensioning arrangements , and a reinforcing cage located between said supporting elements and comprising an upper and a lower elements in the form of a grid with a cellular structure , the cells having the shape of an equilateral polyhedron , and at least one median element under the form of a space reinforcement structure comprising inclined reinforcement bars forming equilateral polyhedral pyramids oppositely oriented in space , the pre-tensioned tendons of the first component being anchored at the initial and final supporting elements of the same , the pre-tensioned tendons of each following component being anchored at the final elements of the previous and the current components.2. A multi-component building member of claim 1 , characterized in that it is additionally provided with lateral supporting elements situated at the angle of 0°<α<180° to the longitudinal axis of the building member with the provision of a preliminary tensioning in the direction at the angle of 0°<α<180° to the longitudinal axis of the building member.3. A multi-component building member of claim 1 , characterized in that the use is made of bar tendons as pre-tensioned tendons.4. A multi-component building member of claim 1 , characterized in that the use is made of rope tendons as pre-tensioned tendons.5. A multi-component building member of ...

A MASONRY REINFORCEMENT STRUCTURE COMPRISING PARALLEL CORDS

A masonry reinforcement structure having cords. The cords are oriented parallel or substantially parallel in the length direction of the masonry reinforcement structure. Additionally, a method of manufacturing such masonry reinforcement structure and to a roll having such a masonry reinforcement structure. 115-. (canceled)16. A bed joint masonry reinforcement structure having a length direction , said masonry reinforcement structure comprising at least two cords , said cords comprising metal filaments that are twisted together , said cords being oriented parallel or substantially parallel in said length direction of said masonry reinforcement structure.17. The bed joint masonry reinforcement structure according to claim 16 , wherein said metal filaments comprise steel filaments.18. The bed joint masonry reinforcement structure according to claim 16 , wherein said cords are coupled to a substrate.19. The bed joint masonry reinforcement structure according to claim 18 , wherein said cords are coupled to said substrate by gluing.20. The bed joint masonry reinforcement structure according to claim 18 , wherein said cords are coupled to said substrate by at least one yarn.21. The bed joint masonry reinforcement structure according claim 16 , wherein said cords are integrated in a woven structure claim 16 , a knitted structure or a non-woven structure.22. The bed joint masonry reinforcement structure according to claim 16 , wherein said cords are embedded in a polymer material.23. A method to manufacture a bed joint masonry reinforcement structure as defined in claim 16 , said method comprising the steps ofproviding at least two cords, said cords comprising twisted filaments;manufacturing a masonry reinforcement structure comprising said at least two cords, said at least two cords being oriented parallel or substantially parallel in the length direction of said masonry reinforcement structure.24. The method according to claim 23 , wherein said manufacturing of said bed ...

ROOM TEMPERATURE FOR CROSSLINKED FOAM

Foams for filling cavities and crevasses and for forming foamed products are provided. The latex foam may include an A-side containing a functionalized latex and a B-side that contains a crosslinking agent and optionally a non-functionalized latex. The A- and/or B-side contain a blowing agent package or components forming the blowing agent package. The blowing agent package may be the combination of two or more chemicals that when mixed together form a gas or a chemical compound that, when activated by heat or light, forms a gas. In an alternate embodiment, the latex foam includes a functionalized latex, an acid, and an encapsulated crosslinking agent and base. Alternatively, the spray latex foam may include a functionalized latex, a crosslinking agent, and an encapsulated dry acid and dry base. The encapsulating agent may be a protective, non-reactive shell that can be broken or melted at the time of application. 2. The method of claim 1 , the method further comprising positioning an interior member on said elastomeric foam.3. The method of claim 1 , wherein said crosslinking agent is a polyfunctional aziridine.4. The method of claim 3 , wherein said blowing agent is formed of an acid and a base claim 3 , wherein said first component includes said base when said second component includes said acid; and wherein said first component includes said acid when said second component includes said base claim 3 , said method further comprising the step of reacting said acid and said base to form a gas to initiate said foaming reaction.5. The method of claim 3 , wherein said acid is polyacrylic acid claim 3 , said base is sodium bicarbonate claim 3 , and said foam has a structure; and wherein said polyacrylic acid reacts with said sodium bicarbonate to form a gas as said polyacrylic acid further reacts with said crosslinking agent to become integrated with said foam structure.6. The method of claim 3 , wherein said base is sodium bicarbonate having a mean particle size from ...

WIND TOWERS CONSTRUCTION SYSTEM

The invention relates to a system having multiple improvements compared to conventional systems for building wind towers made of section of reinforced concrete, in order to significantly reduce building costs. Such improvements include: obtaining a profile extruding from truncated cone sections that conform as much as possible to the ideal curved profile of the tower; using pre-stretched cables, which are factory-tensioned before installing the rebar, and tendons that pass through the arch stones, making it possible to link various arch stones with one another; and reducing the thickness of the arch stones; and arranging the rebar in only one layer, as well as other improvements described through the present invention. 195105511. Wind towers construction system , of the type formed from a series of vertical sections of reinforced concrete , obtained by means of the joining of two or more arch stones , wherein the different sections that participate in the tower have a truncated cone configuration , of different inclination for each section , so that an uneven profile is obtained as close as possible to the theoretical and optimum curved profile , provided for the tower , characterized in that for the fixing of the tower to the base shoe , it has been provided that from the base shoe () emerge respective tendons (″) , which by means of connections () are fixed to the tendons () of the arch stones , said tendons (″) of height slightly higher than the high of the arch stones which are going to form the first section of tower , which incorporate longitudinal orifices () wherethrough these tendons are made to pass , being tensioned above the horizontal joint between the first and the second section of the tower.2456745. Wind towers construction system claim 1 , according to claim 1 , wherein the arch stones () which participate in the sections into which the tower is divided are vertically interlinked from cable tendons () claim 1 , which run vertically through the ...

FIBER RING REINFORCEMENT STRUCTURES

A method for making a reinforced concrete structure and reinforcement agents are provided. In some embodiments, the method includes obtaining a mold for the reinforced concrete structure. A lattice is formed within the mold, where the lattice includes inter-locking ringed fibers and where each inter-locking ringed fiber is a fiber formed into a ringed structure that is inter-locked with at least one neighboring inter-locking ringed fiber in the lattice. The lattice is then encased by filling the mold with concrete. In some embodiments, the reinforcement agents are a plurality of ringed fiber-structures, each of which is coiled into a ringed structure that may or may not inter-lock with at least one neighboring ringed fiber(s)-structure. 1obtaining a mold for the reinforced concrete structure;forming a lattice within the mold, wherein the lattice comprises a plurality of inter-locking ringed fibers and wherein each respective inter-locking ringed fiber in the plurality of inter-locking ringed fibers comprises a fiber formed into a ringed structure that is inter-locked with at least one neighboring inter-locking ringed fiber in the lattice; andfilling the mold with concrete, thereby encasing the lattice.. A method for making a reinforced concrete structure, comprising: This application is a continuation of U.S. Ser. No. 15/372,167 filed on Dec. 7, 2016, issued as U.S. Pat. No. 10,030,391 on Jul. 24, 2010, which claims priority to U.S. Provisional Patent Application No. 62/263,850, entitled “Ring Fiber Structures Reinforcement Technology,” filed Dec. 7, 2015, each of which is hereby incorporated by reference in its entirety for all purposes.This specification describes methods and ringed structures for reinforcing concrete structures and other building materials.With the world's rapidly growing population, there is increased construction of buildings, roads, and other structures to keep up with increasing infrastructure requirements. As these structures continue to ...

DURABLE, FIRE RESISTANT, ENERGY ABSORBING AND COST-EFFECTIVE STRENGTHENING SYSTEMS FOR STRUCTURAL JOINTS AND MEMBERS

The disclosed technology is a system and a method for strengthening one or more joints of a structure having a plurality of structural members forming a vacuous area at each joint. The method includes computing limit load bearing capacity for the structure, at a joint, securing a filler module to the joint, at the vacuous area, the filler module having a plurality of surfaces so that when secured within the vacuous area, some of the surfaces are tangential to the members of the structure at its joint, and one or more of the surfaces are non-tangential to the members of the structure, and applying at least one layer of continuous fiber reinforced polymer wrap about the filler module and the members at the joint. The filler module of the disclosed technology is designed and configured to dissipate energy from a load applied to the structure, and at least doubling the load bearing capacity for the structure, at the joint. 1. A gusset plate useful in a system for strengthening a vacuous corner area of a joint comprising two or more structural members , each of the structural members having a plurality of sides , each side being defined by a depth , the system including a filler module designed and configured to be received in the vacuous corner area of the joint , wherein the filler module has two or more legs joined at a throat forming a plurality of sides , each side of the filler module being defined by an elevation profile , and wherein the gusset plate comprises a plate having a profile sized and shaped to cover the depths and elevation profile of coplanar sides of the structural members and side of the filler module when the filler module is received in the vacuous corner area of the joint formed by the structural members.2. The gusset plate of claim 1 , wherein the plate has a thickness of between about 1/16 in. to 1 in.3. The gusset plate of claim 1 , wherein the gusset plate is made from a material selected from the group consisting of steel claim 1 , aluminum ...

Impregnated Cloth

A knitted spacer fabric has a tightly knitted bottom layer, a more loosely knitted upper layer and linking fibres extending across the space between the lower and upper faces. Settable material, e.g. cement, is introduced into the space between the upper and lower faces and can be caused to set by the addition of a liquid, e.g. water. Until set, the fabric is flexible and can be shaped but after the material in space has set, the fabric is rigid and can be used as a structural element in a wide range of situations. The bottom layer has an extension that extends beyond the upper face and is connected to the upper face by elastic connecting fibres that draw the extension towards the other face, thereby at least partly closing the space at the edge of the cloth and preventing the settable material from spilling out. In addition, the packing of the settable material and maximum space between the faces are such that only a predetermined amount of liquid can be accommodated within the space and that amount is matched to the water required to set the cement. 115.-. (canceled)17. A cloth as claimed in claim 16 , in which the first face and/or second face is backed by a further layer such as a damp proof layer being impervious to liquids or gases claim 16 , said further layer preferably being formed from PVC.18. A cloth as claimed in claim 17 , in which the PVC layer is applied as a paste and is cured by the application of heat.19. A cloth as claimed in claim 16 , in which the first face includes an elastomeric yarn.20. A cloth as claimed in claim 19 , in which the first face has pores which are at least partly sealed or have been reduced in size claim 19 , thereby retaining the settable powder material within the space.21. A cloth as claimed in claim 20 , in which the pores are at least partly sealed by a sealant such as an adhesive claim 20 , a heat curable material or a layer of material applied to the first face.22. A cloth as claimed in claim 16 , in which the second ...

FRP REBAR AND METHOD OF MAKING SAME

A fiber-reinforced plastic (FRP) rebar for reinforcing concrete, as well as systems for and methods of making the FRP rebar, are disclosed. 1. A composite reinforcing member comprising a plurality of fibers held together by a cured vinylester resin ,wherein the fibers are substantially parallel to one another, andwherein the vinylester resin is formulated to increase corrosion resistance of the reinforcing member.2. The composite reinforcing member of claim 1 , wherein the vinylester resin includes an additive selected from the group consisting of urethane claim 1 , novolac claim 1 , an acrylate claim 1 , epoxy claim 1 , vinyl chloride claim 1 , octyl silane claim 1 , silylated polyazamide claim 1 , a caprylic acid salt of n claim 1 ,n-dimethyl ethanolamine claim 1 , and a morpholine-related amine.310-. (canceled)11. The composite reinforcing member of claim 1 , wherein the composite reinforcing member is a cylindrical rod.1216-. (canceled)17. The composite reinforcing member of claim 11 , wherein the fibers are less than 5 degrees off orientation from a central axis of the rod.18. The composite reinforcing member of claim 11 , wherein the rod has at least one bend greater than 45 degrees.19. The composite reinforcing member of claim 11 , wherein a veil is wrapped around the rod.20. The composite reinforcing member of claim 19 , wherein the veil is one of a glass veil claim 19 , a polyester veil claim 19 , and an acrylic veil.21. (canceled)22. The composite reinforcing member of claim 1 , wherein the vinylester resin has an elongation to break greater than 4%.23. The composite reinforcing member of claim 1 , wherein the vinylester resin has a cure shrinkage in the range of 3% to 7%.24. The composite reinforcing member of claim 1 , wherein the vinylester resin has a glass transition temperature in the range of 100° C. to 130° C.25. The composite reinforcing member of claim 1 , wherein the fibers comprise glass fibers.2633-. (canceled)34. The composite reinforcing ...

Interlocking jacket and method for using the same to jacket a concrete structure

An interlocking jacket and method for using the same is provided to jacket a concrete structure. The jacket may include a first planar member and a second planar member connected at a right angle. A first hook may be connected to the first planar member and a second hook may be to the second planar member with the hook of one jacket operable to engage the hook of a second jacket when used to jacket a concrete structure. 1. An interlocking jacket comprising:a first planar member having first and second sides, top and bottom sides and first and second opposed faces;a second planar member having first and second sides, top and bottom sides and first and second opposed faces, said first side of said second planar member connected to said first side of said first planar member wherein said first and second planar members form substantially a right angle with said first faces forming an inside angle of said right angle;a first hook connected substantially in-line with said first planar member at said second side of said first planar member, said first hook having a hooking portion substantially parallel with said first planar member and extending along said second face of said first planar member; anda second hook connected substantially at a right angle with said second planar member at said second side of said second planar member, said second hook having a hooking portion substantially parallel with said first planar member and extending towards said first face of said second planar member.2. The interlocking jacket of wherein said first and second planar members are rectangular planar members.3. The interlocking jacket of wherein said second planar member is connected to said first planar member along substantially a length of said first sides.4. The interlocking jacket of wherein said hook of said first planar member runs substantially a length of said second side of said first planar member5. The interlocking jacket of wherein said hook of said second planar member ...

Impregnated Cloth

A knitted spacer fabric has a tightly knitted bottom layer, a more loosely knitted upper layer and linking fibres extending across the space between the lower and upper faces. Settable material, e.g. cement, is introduced into the space between the upper and lower faces and can be caused to set by the addition of a liquid, e.g. water. Until set, the fabric is flexible and can be shaped but after the material in space has set, the fabric is rigid and can be used as a structural element in a wide range of situations. The bottom layer has an extension that extends beyond the upper face and is connected to the upper face by elastic connecting fibres that draw the extension towards the other face, thereby at least partly closing the space at the edge of the cloth and preventing the settable material from spilling out. In addition, the packing of the settable material and maximum space between the faces are such that only a predetermined amount of liquid can be accommodated within the space and that amount is matched to the water required to set the cement. 115-. (canceled)16. A flexible cloth that can be set to become rigid or semi-rigid , the cloth comprising:a first face;a second face separated from the first face by a space;linking fibres extending between the first and second faces; anda powder material located in the space between the first and second faces, which material is capable of setting to a rigid or semi-rigid solid on the addition of a liquid,wherein, the volume of space between the two faces of the cloth is limited by the linking fibres constraining how far the faces can be moved apart, and wherein the fibres provide reinforcement to the fill material on setting.17. The cloth of claim 16 , wherein the two faces of the cloth are constrained by the arrangement claim 16 , shape and physical properties of the linking fibres.18. The cloth of claim 16 , wherein the linking fibres are the same material as the first face or the second face.19. The cloth of claim ...

Element for thermal insulation

An element for thermal insulation between two building parts, including an insulating body to be arranged between the two building parts and reinforcement elements in the form of at least tensile elements, extending in the installed state of the element essentially horizontally and perpendicularly to the essentially horizontal extension of the insulating body through said body, and respectively projecting in the horizontal direction from the insulating body and here allowing a connection to one of the two building parts preferably made from concrete. The tensile reinforcement elements are formed as multi-part composite elements such that at least in the area of the insulating body they exhibit a central section projecting from the insulating body and at least partially being made from fiber-reinforced synthetic material. The tensile reinforcement elements have in an area outside the insulating body at least one anchoring section with geometric and/or material characteristics at least partially deviating from the central section, with the anchoring section being connected to the central section in a connection area. The connection area is arranged distanced from the insulating body. The central section is made from a cylindrical rod-shaped and/or tubular material and is provided on its radial exterior, at least in an area between the insulating body and the connection area, with an essentially smooth wall.

SELF-STRESSING SHAPE MEMORY ALLOY-FIBER REINFORCED POLYMER PATCH

A self-stressing shape memory alloy (SMA)/fiber reinforced polymer (FRP) composite patch is disclosed that can be used to repair cracked steel members or other civil infrastructures. Prestressed carbon FRP (CFRP) patches have emerged as a promising alternative to traditional methods of repair. However, prestressing these patches typically requires heavy and complex fixtures, which is impractical in many applications. This disclosure describes a new approach in which the prestressing force is applied by restraining the shape memory effect of nickel titanium niobium alloy (NiTiNb) SMA wires. The wires are subsequently embedded in an FRP overlay patch. This method overcomes the practical challenges associated with conventional prestressing. 1. A self-stressing composite patch for repair of damage to a structural element , comprising:one or more wires comprising a prestrained shape memory alloy (SMA), wherein the wires have terminal ends; andtabs comprising fiber reinforced polymer (FRP) located on the terminal ends of the wires, wherein the terminal ends of the wires are embedded in the tabs over a terminal embedment length, and wherein a central portion of the wires is not embedded in the tabs.2. The self-stressing composite patch of claim 1 , further comprising a fiber reinforced polymer (FRP) overlay patch having a size designed to completely overlay the wires and the tabs after placement on the structural element.3. The self-stressing composite patch of claim 2 , wherein the fiber reinforced polymer (FRP) of the overlay patch comprises carbon fibers embedded in an epoxy-based saturating resin.4. The self-stressing composite patch of claim 2 , wherein the fiber reinforced polymer (FRP) of the overlay patch is carbon fiber reinforced polymer (CFRP) claim 2 , glass fiber reinforced polymer (GFRP) claim 2 , aramid fiber reinforced polymer (AFRP) claim 2 , steel fiber reinforced polymer (SFRP) claim 2 , or basalt fiber reinforced polymer (BFRP).5. The self-stressing ...

STRUCTURAL ELEMENT REINFORCEMENT SYSTEMS AND METHODS

Systems for reinforcement of structural elements such as piles, posts, pillars, and pipes are disclosed. The present invention features reinforced structural elements. The reinforced structural elements may include a sleeve structure positioned around a length of the structural element such that there is a chamber between the structural element and the sleeve structure. This chamber may be filled with concrete or another core filler material so as to reinforce the structural element. The sleeve structures of the present invention may be formed by the assembly of multiple staggered segmented layers of coupled reinforcing shells such as rigid, semi-rigid, or flexible fiber-reinforced shells. 1402. A system for reinforcing a structural element () , comprising:{'b': 420', '410', '405', '402', '406', '402', '410', '410, 'claim-text': {'b': 412', '416', '418', '416', '416', '404', '416', '420', '424', '420, 'i. a first segmented layer (), comprising a plurality of stacked segments () and a plurality of horizontal seams () between the segments (), the segments () disposed along an axis (), wherein each segment () comprises two or more rigid or semi-rigid reinforcing partial-diameter shells () and two or more vertical seams () between the rigid or semi-rigid reinforcing partial-diameter shells (); and'}, 'a. a plurality of reinforcing shells () configured to form a sleeve structure () around a length () of the structural element () such that there is a chamber () between the structural element () and the sleeve structure (), wherein the sleeve structure () comprises{'b': 440', '406', '402, 'b. a plurality of axial reinforcing members () configured to be disposed within the chamber () so as to provide axial reinforcement of the structural element ();'}{'b': 442', '410', '406', '440', '410, 'c. a plurality of axial reinforcing member spacers () configured to extend inwardly from the sleeve structure () into the chamber () and to connect the axial reinforcing members () to the ...

Composite Materials And Applications Thereof And Methods Of Making Composite Materials

Various embodiments of the present invention provide composite materials and methods of making the same. In some embodiments, the composite materials comprise high temperature resistant composite materials and methods of making high temperature resistant composite materials. In some embodiments, high temperature resistant composite materials of the present invention can be fabricated into landing pads, components used in landing pads to provide a structure to support the take-off and landing of aircraft, roadways or similar travel paths for heavy equipment, and/or components used in roadways or similar travel paths for heavy equipment. In one embodiment, a composite material comprises an inorganic ceramic matrix having a top surface in facing opposition to a bottom surface and at least one side surface between the top surface and the bottom surface, a first open weave fabric comprising a plurality of fibers disposed in the matrix proximate the bottom surface of the matrix, and at least one additional open weave fabric comprising a plurality of fibers disposed in the matrix between the first open weave fabric and the top surface of the matrix, wherein the at least one additional open weave fabric is positioned closer to the bottom surface than the top surface of the matrix. 2. The composite material of claim 1 , wherein the at least one additional open weave fabric comprises two open weave fabrics adjacent to one another in a first region of the matrix.3. The composite material of claim 2 , further comprising a second region above the first region and comprising at least two open weave fabrics adjacent to one another claim 2 , wherein the second region is closer to the bottom surface of the matrix than to the top surface.4. The composite material of claim 1 , further comprising a plurality of dowel rods extending from at least one side surface of the inorganic ceramic matrix.5. The composite material of claim 1 , further comprising a plurality of reinforcing bars ...

STRUCTURAL ELEMENT AND METHOD FOR PRODUCING A STRUCTURAL ELEMENT

A structural element () for use as a ceiling element or wall element. The structural element () has a facing shell () and a relatively thicker supporting shell (). The facing shell () has a first concrete layer () with a textile reinforcement () arranged therein. The supporting shell () has a second concrete layer () and a supporting shell reinforcement () in the form of a box-grid structure from interconnected structural steel elements (). The facing shell () is connected to the supporting shell () by a plurality of metal-free connecting bodies ()in the form of a three-dimensional a textile grid structure (). The textile grid structure can be produced as a woven fabric, a plait, a nonwoven fabric or a knit from carbon fibres and/or glass fibre threads that have a coating to produce the three-dimensional structure. Each connecting body () extends in at least two spatial planes. 115-. (canceled)1610. A structural element () comprising{'b': 11', '14', '15, 'a facing shell () having a first concrete layer () and a textile reinforcement (),'}{'b': 12', '16', '17, 'a supporting shell () having a second concrete layer () and a supporting shell reinforcement (),'}{'b': 24', '15', '17, 'a plurality of connecting bodies () arranged between and connected to the textile reinforcement () and the supporting shell reinforcement (), and'}{'b': 24', '25, 'said connecting bodies () each having a three-dimensional textile grid structure ().'}171024. The structural element () of in which each said connecting body () is a bent textile grid.181024272829. The structural element () of in which each said connecting body () has at least two grid sections ( claim 16 , claim 16 , ) which extend in different spatial planes.191024272829. The structural element () of in which each said connecting body () has at least two grid sections ( claim 17 , claim 17 , ) which extend in different spatial planes.2010242728292728. The structural element () of in which each said connecting body () has a first ...

COMPOSITE REBAR FOR USE WITH QUICK CONNECT COUPLING

A composite rebar includes a cylindrical body having a cylindrical opening formed therethrough from a first end to an opposing second of the cylindrical body. The composite rebar is formed from a fiber reinforced polymer. The opening is cylindrical in shape and is arranged concentric with an outer circumferential surface of the cylindrical body. 1. A rebar comprising:a cylindrical body having a longitudinally extending opening formed therein, the opening configured to receive a portion of a coupling therein.2. The rebar of claim 1 , wherein the cylindrical body is formed from a composite.3. The rebar of claim 2 , wherein the composite is a fiber reinforced polymer.4. The rebar of claim 1 , wherein the opening is cylindrical in shape and is arranged concentric with an outer circumferential surface of the cylindrical body.5. The rebar of claim 1 , wherein the opening includes a surface feature for engaging the portion of the coupling.6. The rebar of claim 5 , wherein the surface feature has a pattern repeating along a length of the rebar.7. A rebar assembly comprising:at least two rebars, each of the rebars including a cylindrical body having a longitudinally extending opening formed therein; anda coupling including at least two coupling shafts, each of the coupling shafts received into the opening of one of the rebars.8. The assembly of claim 7 , wherein an inner circumferential surface of the cylindrical body defining the opening includes a surface feature interacting with the corresponding coupling shaft.9. The assembly of claim 7 , wherein each of the coupling shafts includes a plurality of tapered segments.10. The assembly of claim 9 , wherein each of the tapered segments tapers radially inwardly when progressing in a direction towards a distal end of a respective one of the coupling shafts.11. The assembly of claim 10 , wherein each of the tapered segments has a constant decreasing slope.12. The assembly of claim 10 , wherein each of the tapered segments has a ...

REINFORCING BODY AND METHOD FOR ITS MANUFACTURING

A reinforcing body and a method for its manufacturing. The reinforcing body has at least one reinforcing bar. Each reinforcing bar has a core with a peripheral surface at which a rib structure with at least one rib and at least one depression is provided. The core is formed by at least one first fiber strand embedded in a core matrix. For creating the at least one rib at least one second fiber strand is embedded into a rib matrix, wherein the at least one second fiber strand and the rib matrix are separated by at least one depression in a direction parallel to a longitudinal center axis of the reinforcing bar, such that the at least one second fiber strand is separated into fiber strand sections. The at least one first and the at least one second fiber strand have fibers of different materials. 110. A reinforcing body () , comprising:{'b': 11', '17', '18', '20', '17', '19', '22, 'at least one reinforcing bar () that extends in an axial direction along a longitudinal center axis (A) that has a core () and a rib structure () arranged at a peripheral surface () of the core () having at least one rib () and at least one depression (),'}{'b': 17', '14', '26', '27', '25', '28', '29', '25, 'i': 'a', 'wherein the core () comprises at least one first fiber strand () of first fibers () embedded in a core matrix (), wherein at least one second fiber strand () of second fibers () embedded in a rib matrix () is divided into a plurality of fiber strand sections (),'}{'b': 25', '25', '22', '25', '19', '19, 'i': a', 'a, 'wherein fiber strand sections () of the at least one second fiber strand () that are directly adjacent in the axial direction are separated from each other by the at least one depression () and each fiber strand section () is arranged in a rib () or a rib portion of the at least one rib (),'}{'b': 25', '25', '11, 'i': 'a', 'wherein the fiber strand sections () of the at least one second fiber strand () extend in the axial direction at least in straight extending ...

CONCRETE-REINFORCING SHAPED BODY, METHOD OF MANUFACTURING THE SAME, STRUCTURE OF PACKAGING CONCRETE-REINFORCING SHAPED BODY, AND METHOD OF MIXING FIBER-REINFORCED CONCRETE

To provide a concrete-reinforcing shaped body containing concrete-reinforcing fibers and having a plate-like shape. The concrete-reinforcing fibers each preferably have a diameter of 0.3 mm smaller and a length of 5 mm or larger and 25 mm or smaller. 1. A concrete-reinforcing shaped body comprising concrete-reinforcing fibers and having a plate-like shape.2. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing fibers each have a diameter of 0.3 mm or smaller and a length of 5 mm or larger and 25 mm or smaller.3. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing shaped body has a thickness of 3 mm or larger and 45 mm or smaller.4. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing fibers are made of steel.5. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing shaped body has a density of 300 g/cmor higher and 1000 g/cmor lower.6. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing shaped body has a first end face continuous with a first major face and with a second major face that is opposite the first major face claim 1 , and a second end face continuous with the first major face and with the second major face and that is opposite the first end claim 1 , and wherein the second end face is thinner than the first end face.7. The concrete-reinforcing shaped body according to claim 6 , wherein the second end face has a thickness that is 5% to 50% claim 6 , inclusive claim 6 , of a thickness of the first end face.8. The concrete-reinforcing shaped body according to claim 1 , wherein the concrete-reinforcing shaped body has a rectangular shape in plan-view.9. A method of manufacturing a concrete-reinforcing shaped body claim 1 , the method comprising forming the concrete-reinforcing shaped body according to by dropping the concrete-reinforcing fibers into a flat box ...

COLLAPSIBLE ELEMENT POCKET FORMER

A pocket former may include a pocket former body, the pocket former body having an outer surface. The pocket former may further include a collapsible element, the collapsible element formed on the outer surface of the pocket former body. The collapsible element may extend radially outwardly from the pocket former body. 1. A pocket former comprising:a pocket former body, the pocket former body having an outer surface; anda collapsible element, the collapsible element formed on the outer surface of the pocket former body, the collapsible element extending radially outwardly from the pocket former body.2. The pocket former of claim 1 , wherein the pocket former body is tapered from a pocket former outer edge to a pocket former inner edge.3. The pocket former of claim 1 , wherein the collapsible element is generally triangular in cross section.4. The pocket former of claim 1 , wherein the outer surface of the pocket former body includes textured surfaces claim 1 , ridges claim 1 , grooves claim 1 , recesses claim 1 , or protrusions.5. The pocket former of claim 1 , wherein the pocket former further comprises pocket former bridges.6. The pocket former of claim 1 , wherein the collapsible element has an exterior surface and wherein the exterior surface of the collapsible element has a curved profile.7. The pocket former of claim 6 , wherein the collapsible element has a cross-sectional angle α and a longitudinal angle β claim 6 , and wherein the cross-sectional angle α is smaller than the longitudinal angle β.8. The pocket former of claim 1 , wherein the pocket former body further comprises a flex feature.9. A pocket former comprising:a pocket former body, the pocket former body having an outer surface, the pocket former body having a first portion and a second portion; anda collapsible element, the collapsible element flexibly coupled to the first portion and the second portion of the pocket former body.10. The pocket former of further comprising a pocket former bridge ...

TEXTILE-REINFORCED CONCRETE STRUCTURE USING TEXTILE GRID FIXING APPARATUS AND CONSTRUCTION METHOD FOR THE SAME

Provided are a textile-reinforced concrete structure using a textile grid fixing device and a construction method therefor. A textile grid is precisely disposed at a predetermined position between a mold and a main reinforcing bar using a textile grid fixing device so as to be prevented from being moved by a pouring pressure when concrete is poured, and thus a textile-reinforced concrete structure can be precisely constructed. The textile grid fixing device is fixed to one side of the mold, and the textile-reinforced concrete structure is constructed using the textile grid fixing device such that fine cracks are suppressed from being generated on a surface of concrete. Further, a surface of a concrete structure is protected from an external environment when the textile-reinforced concrete structure is constructed so that a covering thickness of concrete can be reduced, and thus, the textile-reinforced concrete structure can be economically constructed. 1. A textile-reinforced concrete structure comprising:poured concrete;a reinforcing bar disposed in the poured concrete;a plurality of textile grids installed between the reinforcing bar and a surface of the textile-reinforced concrete structure; anda textile grid fixing device including a head, a cover, and a supporting part, wherein the plurality of textile grids are fixedly disposed on the head,wherein a side of the textile grid fixing device away from the head is exposed at the surface,wherein the textile grid fixing device includes:the head including a grip groove and a head fastening hole, wherein the plurality of textile grids are fixedly inserted into the grip groove;the cover including a fastening anchor and a grid insertion groove, wherein the fastening anchor is fastened to the head fastening hole while the textile grids are disposed between the grip groove and the grid insertion groove; anda supporting part fastened to a lower portion of the head to function as a support.2. (canceled)3. The textile- ...

METHOD AND SYSTEM FOR FABRICATING A NON LOAD BEARING PARTITION WALL

The embodiments herein disclose a method and system for fabricating a non load bearing partition wall with an internal cavity having partition. The non load bearing partition wall comprises at-least two pre-cast concrete panels arranged in back to back fashion. The pre-cast concrete panel comprises several ribs for enhancing the stiffness matrix. The two ribs are adopted at the two opposite edges of the pre-cast concrete panel and one rib is adopted at the center. The non load bearing partition wall comprises a cavity formed between the pre-cast concrete wall panels. The cavity uses the concept of monolithic property to prevent bending along the width and length, with a special method of anchorage. The panel comprises an inbuilt duct facility to add service fixtures and also to allow for modifications after installation. 1. A system for fabricating a non load bearing partition wall with an internal cavity having partition , the system comprises:at-least two pre-cast concrete panels, and wherein the two pre-cast concrete panels are arranged in a back to back fashion, and wherein each pre-cast concrete panel comprises a top portion and a bottom portion;at-least two primary ribs, and wherein the two primary ribs are adopted to be provided at two opposite edges of the pre-cast concrete panel;at-least one secondary rib, and wherein the secondary rib is adopted to be provided at a center of the pre-cast concrete panel;a beam, and wherein the beam comprises a plurality of holes for fixing the top portion of the pre-cast concrete panels, and wherein the top portion of the pre-cast concrete panels are fixed to the beam;a first set of sleeve anchors for fastening the top portion of the pre-cast concrete panels to the beam, and wherein the first set of sleeve anchors are inserted and fixed to the beam through the plurality of holes adopted on the beam;a first set of bolt with a washer;a first set of square hollow section boxes, and wherein the first set of square hollow ...

Method for producing anchor rods from a fiber composite material, and anchor rod

A method for producing anchor rods from a fiber composite material includes a solidifying step during which a strand of a curable matrix material with embedded fibers is conveyed to an irradiation device and solidified by an irradiation with light. In a subsequent curing step, the solidified strand is conveyed to an annealing device and is cured by heating to an annealing temperature. A portion of the cured strand forms an anchor rod. The strand is continuously conveyed past or into the irradiation device in a depression of a circulating conveyor belt. The depression of the conveyor belt comprises profiled inner wall regions, via which, during the solidifying step, a surface profiling of the strand conveyed therein is effected. The conveyor belt consists of a light-permeable material, so that multiple illumination devices can illuminate the strand conveyed on the conveyor belt from various directions. 112.-. (canceled)13. A method for producing anchor rods from a fiber composite material , comprising:a solidifying step, in which a strand of a curable matrix material with embedded fibers is conveyed to an irradiation device and solidified by an irradiation with light; anda curing step, in which the solidified strand is further conveyed into a annealing device and cured by heating the solidified strand to a annealing temperature,wherein a portion of the cured strand forms an anchor rod.14. The method according to claim 13 , wherein the strand is continuously supplied to the irradiation device.15. The method according to claim 13 , wherein in an impregnating step claim 13 , a bundle of fibers is impregnated with the matrix material and is brought together into the strand claim 13 , which is subsequently supplied to the irradiation device.16. The method according to claim 15 , wherein the fibers of the bundle claim 15 , spaced apart from one another claim 15 , are supplied to an immersing container with the matrix material claim 15 , and the fibers encased with matrix ...

METHOD AND SYSTEM FOR PRODUCING A REINFORCING BAR, AND RESULTING REINFORCING BAR

A method for producing a reinforcing bar by pultrusion, the method comprising the steps of: a) providing a source of fibres; b) assembling the fibres into a bundle; c) impregnating the bundle with a thermosetting resin; d) eliminating excess resin from the bundle; e) compressing the bundle in a centripetal manner; f) exposing the bundle to a radiant energy source; g) spraying particles onto a surface of the bundle; and h) exposing the bundle to radiation in order to initiate, on the surface of same, the polymerisation of the resin. The present invention also concerns a system provided with corresponding devices in order to be able to implement the method. The present invention also concerns a reinforcing bar obtained with the described method and/or system. 1. A method for producing a reinforcement bar by a modified process of pultrusion , the method comprising the steps of:a) providing a source of filaments;b) assembling filaments into a bundle;c) impregnating the bundle with a thermosetting resin;d) removing excess resin from the bundle;e) compressing the bundle in a radial manner;f) exposing the bundle to a source of radiant energy;g) projecting particles onto the bundle; andh) exposing the bundle to a radiation in order to initiate on its surface a polymerization of the resin.2. A method for producing a reinforcement bar according to claim 1 , wherein step a) includes the step of providing spools of filaments claim 1 , and unwiding said spools in order to be able to carry out step b);wherein the filaments are filaments of continuous fibers; andwherein the filaments are filaments having filaments selected from the group consisting of glass fibers, ceramic fibers, basalt fibers, carbon fibers, fibers of metal and of polymers of aramid type or polyester.3. (canceled)4. (canceled)5. A method for producing a reinforcement bar according to claim 2 , wherein step b) includes the step of assembling continuous fibers in order to form the bundle.6. A method for producing ...

METHOD FOR BUILDING PRESTRESSED CONCRETE STRUCTURES BY MEANS OF PROFILES CONSISTING OF A SHAPE-MEMORY ALLOY, AND STRUCTURE PRODUCED USING SAID METHOD

The invention relates to a method according to which a profile consisting of a shape-memory alloy is placed into concrete, or a concrete to be reinforced is roughened on the outside, then profiles () consisting of a shape-memory alloy are fastened to the roughened outside () of the structure () and a cementitious matrix is applied to the roughened outside () to cover the profiles (). After the cementitious matrix has set, said profiles () produce a contraction force and thus a tension as a result of the input of heat. The mortar covering layer () thereby acts as a reinforcement layer owing to the interlocking of the mortar covering layer () with the roughened outside () of the structure (). The profiles () run in an outer mortar as a reinforcement layer () of the outside of a structure along the outside of the structure inside the mortar or reinforcement layer (). A structure can also be prepared for a prestress in the equipped mortar or reinforcement layer by the input of heat, in that electrical cables () are routed from the end regions thereof to the outside of the mortar or reinforcement layer () or the end regions of the electrical cables () are accessible by removing inserts (). 1. A method to create prestressed concrete structures by means of profiles made from a shape-memory alloy , be it of new structures and structural elements or cement-bound mortar mixes for the reinforcement of existing concrete structures , characterised by the fact that{'figref': {'@idref': 'DRAWINGS', 'FIG. 9'}, 'a. the outside of the existing structure to be reinforced or recess () is roughened therein,'}{'b': 2', '9', '6', '12, 'b. that profiles () made from a steel-based shape-memory alloy of polymorphic and polycrystalline structure with ribbed surface or with a thread-shaped surface, which can be taken from its condition as martensite to its permanent condition as austenite by increasing its temperature, are attached to the roughened outside () of a structure (,),'}{'b': 6', '12 ...

Use of Spike Roller on an Exposed Concrete Surface

The present invention relates to a inventive spike roller and use of a spike roller to create a textured surface and/or lay down exposed fibers and/or incorporate polymer below an exposed surface of a concrete. 1. A method of incorporating a liquid polymer into a concrete comprising:pouring a fluid concrete mixture into a cavity, thereby providing the concrete having at least one exposed surface,applying a liquid polymer onto the exposed surface, thereby providing a liquid polymer layer onto the exposed surface;rolling said layer of liquid polymer on the exposed surface with a spike roller having a plurality of extended spikes, wherein the rolling is applied with sufficient pressure to enable said extended spikes to pierce the exposed surface, thereby incorporating said liquid polymer into the concrete.1. The method of claim 1 , wherein said fluid concrete mixture comprises an ultra-high performance concrete formulation.2. A method of laying down fibers below an exposed surface of a concrete claim 1 , the method comprising:providing a fluid concrete mixture, wherein said fluid concrete mixture includes a liquid component and at least one fiber selected from a metallic fiber and a polymeric fiber;pouring the fluid concrete mixture into a cavity, thereby providing the concrete having at least one exposed surface, said at least one exposed surface comprising exposed ends of said at least one fiber,rolling said exposed surface with a spike roller having a plurality of extended spikes, wherein the rolling is applied with sufficient pressure to enable said extended spikes to pierce the exposed surface, thereby laying down said exposed ends of the at least one fiber to below the exposed surface.3. The method of claim 3 , wherein said fluid concrete mixture comprises an ultra-high performance concrete formulation.4. A method of providing a textured surface onto a concrete comprising:pouring a fluid concrete mixture into a cavity, thereby providing the concrete having at ...

A PRECAST SEGMENTAL PIER REINFORCED WITH BOTH FRP BARS AND CONVENTIONAL STEEL BARS

A precast segmental pier reinforced with both FRP bars and steel bars according to one or more embodiments of the present application includes a footing, a segmental pier, longitudinal bars and unbonded post-tensioned tendons, characterized in that: the segmental pier is comprised of one or more precast segments , the longitudinal bars are comprised of both the steel bar and the high-strength steel bar, connecting the footing and the segmental pier together with unbonded post-tensioned tendons to form an entire pier. 1. A precast segmental pier reinforced with both fiber reinforced polymer (FRP) bars and steel bars , comprising a footing , a segmental pier , longitudinal bars and unbonded post-tensioned tendons , characterized in that: the segmental pier is comprised of one or more precast segments , the longitudinal bars are comprised of both the FRP bar and the steel bar , connecting the footing and the segmental pier together with unbonded post-tensioned tendons to form an entire pier.2. A precast segmental pier reinforced with both fiber reinforced polymer (FRP) bars and steel bars , comprising a footing , a segmental pier , longitudinal bars and unbonded post-tensioned tendons , characterized in that: the segmental pier is comprised of two or more precast segments , the longitudinal bars are comprised of both the FRP bar and the steel bar , connecting the footing and the segmental pier together with unbonded post-tensioned tendons to form an entire pier; the steel bar and the high-strength steel bar only pass through several precast segments of the lower part of the segmental pier , and are not arranged along the entire pier.3. The precast segmental pier reinforced with both the FRP bars and the steel bars according to claim 1 , wherein: the upper surface and the lower surface of each precast segment are flat or be provided with one or more shear keys.4. The precast segmental pier reinforced with both the FRP bars and the steel bars according to claim 1 , ...

Multi-Axially Braided Reinforcement Sleeve for Concrete Columns and Method for Constructing Concrete Columns

A multi-axially braided reinforcement sleeve that provides a low cost, simpler method to form strong concrete columns for constructing buildings and other structures. The braided reinforcement sleeve provides structural support and the rebar normally embedded to provide structural support in concrete can be eliminated, preventing the possibility of rebar oxidation which might otherwise undermine the structural integrity of the column. The reinforcement sleeve is lightweight, easy to transport, and can be greatly reduced in size to facilitate transportation. The reinforcement sleeve and construction method can be utilized in many implementations, and can be particularly useful for constructing buildings or other structures in geographic areas that are subject to earthquakes and where low cost is important. 1. A multi-axially braided sleeve for use in constructing a concrete column using concrete that includes a cement paste mixed with coarse aggregate , comprising:a first plurality of strands and a second plurality of strands axially braided into a braided structure, the first plurality of strands axially braided following a first rotation and the second plurality of strands axially braided following a second rotation chosen so that the first plurality crosses the second plurality of strands and provides a weaved pattern that defines a plurality of gaps, each of the plurality of gaps defining an opening having a size small enough to substantially contain concrete coarse aggregate and large enough to allow a minimal flow of the cement paste.2. The sleeve of wherein the strands in the first and second plurality of strands have a cross-section that is approximately circular.3. The sleeve of wherein the strands in the first and second plurality of strands comprise bands that have an approximately rectangular cross-section.4. The sleeve of wherein the strands in the first and second plurality of strands comprise a flexible material.5. The sleeve of wherein the flexible ...

METHOD OF MANUFACTURING CROSS-CORRUGATED SUPPORT STRUCTURES

A method of manufacturing cross-corrugated support structures is provided. A mold having a molding surface with a first plurality and a second plurality of corrugations therein is used to introduce corrugations into a flexible, carbonaceous sheet. Cross-corrugations are introduced into the sheet by placing the sheet onto the molding surface, encapsulating the sheet to form a vacuum chamber, and evacuating the vacuum chamber of air. As air is evacuated from the vacuum chamber, the sheet is drawn upon the molding surface causing the sheet to conform to the shape of the molding surface. Thermosetting resin is infused into the sheet and cured causing the sheet to rigidly retain the shape of the molding surface. The sheet is further reinforced by securing at least one support member to the sheet using thermosetting resin. 1) A method of manufacturing a cross-corrugated support structure , said method comprising the steps of:{'claim-text': {'claim-text': [{'claim-text': 'wherein each primary ridge and primary groove has a face extending therebetween,', '#text': 'the first plurality of corrugations being defined by a series of alternating primary ridges and primary grooves extending a length of the molding surface in a first direction,'}, 'the second plurality of corrugations being defined by a series of secondary ridges and secondary grooves extending a length of the molding surface in a second direction intersecting with the first direction such that each corrugation within the second plurality of corrugations intersects the face extending between each primary ridge and primary groove, wherein each secondary ridge and secondary groove is disposed on a surface of the face extending between each primary ridge and primary groove;'], '#text': 'the molding surface being a continuous surface having a first plurality of corrugations and a second plurality of corrugations,'}, '#text': 'providing a mold having a molding surface,'}placing a flexible carbonaceous sheet onto the ...

ANCHOR PIN FOR PLACING SHOTCRETE AND FIXING TEXTILE GRID AND METHOD OF CONSTRUCTING TEXTILE GRID REINFORCED SHOTCRETE USING THE SAME

Provided are an anchor pin for placing shotcrete and fixing a textile grid and a method of constructing textile grid reinforced shotcrete using the same, wherein the anchor pin allows a textile grid reinforcement to be precisely disposed at a required position and, when shotcrete is placed, prevents a textile grid reinforcement from moving due to a driving pressure for precise construction so as to increase durability and safety of the concrete structure, allows primary and secondary shotcrete to be constructed while placing thicknesses thereof are visually checked so as to increase precision of construction, and allows the textile grid reinforcement to be disposed and fixed to accurately correspond to a shape of the concrete structure even when a lower portion of a slab, a wall, and a structure with a curved surface, such as a lining of a tunnel, are built. 1. An anchor pin for placing shotcrete and fixing textile grid , comprising:a driving part serving as a front end part and driven in a concrete structure to be repaired and reinforced at a predetermined driving thickness;a middle body part that extends from an upper portion of the driving part in a cylindrical form so that a placing thickness of primary shotcrete is checked;an upper body part that extends from an upper portion of the middle body part in a cylindrical form so that a placing thickness of secondary shotcrete is checked;a driving depth limiting lateral node formed between the driving part and the middle body part to protrude in a ring shape and formed in a lateral direction to limit a driving depth of the driving part; anda grid fixing part comprising an upper separation node and a lower separation node that are formed between the middle body part and the upper body part to protrude in a ring shape, wherein a groove is formed between the upper separation node and the lower separation node in a lateral direction so that a textile grid reinforcement is insertion-mounted in the groove.2. The anchor pin ...

Composite structural material and aggregate therefor

A composite structural material formed from aggregate within a matrix, the aggregate being a particulate material where each particle includes at least three radial legs extending outwardly from a central hub

SYSTEM AND METHOD FOR REPAIRING AND/OR STRENGTHENING A POROUS STRUCTURE, AND UNIDIRECTIONAL CARBON FIBER MATERIAL FOR USE THEREWITH

A system and method for repairing and/or strengthening a structure. The system may include an epoxy paste filler, a primer, an saturant/bonding adhesive, and a unidirectional carbon fiber. The method may include application of a paste filler, a primer, a bonding saturant and a unidirectional carbon fiber. The carbon fiber may be applied between application of a first bonding saturant layer and a second bonding saturant layer. The amount and/or length of the unidirectional carbon fiber may be based on the type of damage (e.g., the type and/or location of a crack) to the structure. 1. A system for repairing and/or strengthening a porous structure comprising:a high viscosity epoxy paste;a low viscosity primer;a saturant; anda unidirectional carbon fiber.2. The system of further comprising a fast-setting hydraulic cement or a polyurethane expandable foam filler.3. The of claim 1 , wherein the high viscosity epoxy paste comprises a 100% solids non sag epoxy paste.4. The of claim 1 , wherein the low viscosity primer comprises a low viscosity polyamine cured resin.5. The system of claim 1 , wherein the saturant comprises an encapsulation resin.6. The system of claim 1 , wherein the primer comprises a resin component and a hardener component.7. A method for repairing and/or strengthening a porous structure comprising:preparing a surface of the porous structure to be repaired and/or strengthened by removing detritus;preparing a high viscosity epoxy paste for application by combining a resin and a hardener in a 3:1 ratio by weight;applying the high viscosity epoxy paste to the surface of the porous structure;preparing a low viscosity primer for application by combining a resin and a hardener in a 3:1 ratio by weight;applying the low viscosity primer to the surface of the porous structure such that the low viscosity primer covers at least a portion of the high viscosity epoxy paste;preparing a saturant for application by combining a resin and a hardener in a 3:1 ratio by ...

CEMENTITIOUS COMPOSITE CONSTITUENT RELATIONSHIPS

A cementitious composite for in-situ hydration includes a first layer, a second layer spaced from the first layer, and a cementitious mixture disposed between the first layer and the second layer. The cementitious mixture includes cementitious materials. The cementitious mixture is configured to absorb a mass of water that provides a maximum 28 day compressive strength of the cementitious composite upon curing which is represented by M=x·M. Mis the mass of the water per unit area of the cementitious composite. Mis a mass of the cementitious materials of the cementitious mixture per unit area of the cementitious composite. x is a ratio of the mass of the water relative to the mass of the cementitious materials of the cementitious mixture per unit area of the cementitious composite that provides the maximum 28 day compressive strength of the cementitious composite. x is between 0.25 and 0.55. 1. A cementitious composite for in-situ hydration , comprising:a first layer;a second layer spaced from the first layer; anda cementitious mixture disposed between the first layer and the second layer, the cementitious mixture including cementitious materials;wherein the cementitious mixture is configured to absorb a mass of water that provides a maximum 28 day compressive strength of the cementitious composite; and {'br': None, 'i': M', '=x·M, 'sub': w', 'c}, 'wherein [{'sub': 'w', 'Mis the mass of the water per unit area of the cementitious composite;'}, {'sub': 'c', 'Mis a mass of the cementitious materials of the cementitious mixture per unit area of the cementitious composite; and'}, 'x is a ratio of the mass of the water relative to the mass of the cementitious materials of the cementitious mixture per unit area of the cementitious composite that provides the maximum 28 day compressive strength of the cementitious composite, wherein x is between 0.25 and 0.55., 'where2. The cementitious composite of claim 1 , wherein the ratio of the mass of the water relative to the mass ...

COLLAPSIBLE ELEMENT POCKET FORMER

A pocket former may include a pocket former body, the pocket former body having an outer surface. The pocket former may further include a collapsible element, the collapsible element formed on the outer surface of the pocket former body. The collapsible element may extend radially outwardly from the pocket former body. 1. A pocket former comprising:a pocket former body, the pocket former body having an outer surface; anda collapsible element, the collapsible element formed on the outer surface of the pocket former body, the collapsible element extending radially outwardly from the pocket former body.2. The pocket former of claim 1 , wherein the pocket former body is tapered from a pocket former outer edge to a pocket former inner edge.3. The pocket former of claim 1 , wherein the collapsible element is generally triangular in cross section.4. The pocket former of claim 1 , wherein the outer surface of the pocket former body includes textured surfaces claim 1 , ridges claim 1 , grooves claim 1 , recesses claim 1 , or protrusions.5. The pocket former of claim 1 , wherein the pocket former further comprises a pocket former bridge.6. The pocket former of claim 1 , wherein the collapsible element has an exterior surface and wherein the exterior surface of the collapsible element has a curved profile.7. The pocket former of claim 6 , wherein the collapsible element has a cross-sectional angle α and a longitudinal angle β claim 6 , and wherein the cross-sectional angle α is smaller than the longitudinal angle β.8. The pocket former of claim 1 , wherein the pocket former body further comprises a flex feature.9. A pocket former comprising:a pocket former body, the pocket former body having an outer surface, the pocket former body having a first portion and a second portion; anda collapsible element, the collapsible element flexibly coupled to the first portion and the second portion of the pocket former body.10. The pocket former of further comprising a pocket former bridge ...

HOLLOW, COMPOSITE REBAR STRUCTURE, ASSOCIATED FABRICATION METHODOLOGY, AND APPARATUS

A rebar structure for concrete reinforcement may include an elongate tubular central wall portion having an inside surface and an outside surface. The central wall portion may be formed circumferentially around a core axis and may include glass or carbon fibers mostly being oriented longitudinally parallel to the core axis. The rebar structure may include an inner wall portion bonded to the inside surface of the central wall portion. The inner wall portion may include glass or carbon fibers and may have a higher percentage of fibers oriented non-parallel to the core axis as compared to the central wall portion. 1. A rebar structure for concrete reinforcement , comprising:an elongate tubular central wall portion having an inside surface and an outside surface, formed circumferentially around a core axis, the central wall portion including fibers comprising at least one of glass, carbon, and basalt, the fibers mostly being oriented longitudinally parallel to the core axis, andan inner wall portion bonded to the inside surface of the central wall portion, the inner wall portion including glass or carbon fibers, the inner wall portion having a higher percentage of fibers oriented non-parallel to the core axis as compared to the central wall portion.2. The rebar structure of claim 1 , further comprisingan elongate tubular outer wall portion bonded to the outside surface of the central wall portion, the outer wall portion including fibers comprising at least one of glass, carbon, and basalt, the outer wall portion having a higher percentage of fibers oriented non-parallel to the core axis as compared to the central wall portion.3. The rebar structure of claim 2 , wherein the fibers in the inner and outer wall portions are mostly longer than one inch per fiber.4. The rebar structure of claim 1 , wherein the inner wall portion is comprised of a fiber mat.5. The rebar structure of claim 1 , wherein the inner wall portion is comprised of texturized rovings.6. The rebar ...

REINFORCEMENT FOR CEMENT- AND STEEL-BASED STRUCTURES

The invention describes a new way of stabilizing concrete and cement-based materials and steel. The stabilization is carried out by reinforcement with the help of fiber-stabilized stone bars or stone slabs. 1) Arrangement with a plate or a block or whatever geometry of a component made of concrete , cement-based mineral or steel , which is stabilized with the help of fiber materials , characterized in that as an intermediate layer between concrete , cement-based mineral or Steel and the fiber material a stone material is used with a temperature expansion coefficient which lies between the respective temperature expansion coefficient of the concrete or steel used in each case and the expansion coefficient of the respective fiber used in each case.2) Arrangement according to claim 1 , characterized in that the stone is a natural stone claim 1 , artificial stone or ceramic.3) Arrangement according to and claim 1 , characterized in that the stone stabilizing fiber are either carbon fibers claim 1 , glass fibers claim 1 , stone fibers or natural fibers or a mixture of these fibers.4) Arrangement according to to claim 1 , characterized in that the stone layers are prestressed by the fiber.5) Arrangement according to to claim 1 , characterized in that the fibers are bound with resin or water glass and connected to the stone.6) Arrangement according to to claim 1 , characterized in that the fiber-stone structures are cast in the concrete.7) Arrangement according to to claim 1 , characterized in that the fiber-stone structures are attached to the surface of concrete or steel structures.8) Arrangement according to to claim 1 , characterized in that the stone slabs or stone bars have a rough surface.9) Arrangement according to to claim 1 , characterized in that the stone bars have a non-linear shape.10) Arrangement according to claim 9 , characterized in that the stone bars have a wave shape.11) Arrangement according to to claim 9 , characterized in that the stone bars or ...

FRP COMPOSITE MATERIAL PILE PREPARED BY FRP COMPOSITE MATERIAL AND PREPARATION AND PILE FORMING METHODS

The present disclosure discloses a fiber reinforce plastic (FRP) composite material pile prepared by an FRP composite material. The FRP composite material pile includes: an FRP winding pipe, an FRP pultrusion hollow profile, and a connecting device. The FRP pultrusion hollow profile includes an outer ring pipe, an inner ring pipe, and a plurality of reinforcing bars. The FRP pultrusion hollow profile is pultruded at one time by pultrusion equipment, and fiber materials thereof are arranged in the longitudinal direction of the pipe. The FRP winding pipe is provided with circumferential fiber materials by taking the FRP pultrusion hollow profile as a membrane, and forms a composite pipe section with the FRP pultrusion hollow profile. The inner ring shape of the cross section of the FRP winding pipe is matched with the FRP pultrusion hollow profile. The FRP connecting device includes connecting plates, connecting bars, and connecting pins. 1. An FRP composite material pile prepared by an FRP composite material , comprising: an FRP winding pipe , an FRP pultrusion hollow profile , and a connecting device , whereinthe FRP pultrusion hollow profile comprises an outer ring pipe, an inner ring pipe, and a plurality of reinforcing bars for connecting the outer ring pipe and the inner ring pipe; the shape of the cross section of the outer ring pipe is a circle or a square with chamfers; the FRP pultrusion hollow profile is pultruded at one time by pultrusion equipment, and fiber materials thereof are arranged in the longitudinal direction of the pipe;the FRP winding pipe is provided with circumferential fiber materials by taking the FRP pultrusion hollow profile as a membrane, and forms a composite pipe section with the FRP pultrusion hollow profile;the inner ring shape of the cross section of the FRP winding pipe is matched with the FRP pultrusion hollow profile;the FRP connecting device comprises connecting plates, connecting bars, and key grooves; the outer ring shapes of ...

MESH FOR HORIZONTAL MASONRY JOINTS REINFORCEMENT

A masonry reinforcement system includes a wall structure formed from stonework including multiple stacked rows of at least one of blocks and bricks. A reinforcement mesh is disposed between a pair of the stacked rows. The reinforcement mesh includes a pair of longitudinal rails formed from rigidified fiber. A plurality of cross bars extend between and are connected to the pair of longitudinal bars, the plurality of cross bars being formed from rigidified fiber. 1. A masonry reinforcement system , comprising:a wall structure formed from stonework including multiple stacked rows of at least one of blocks and bricks;a reinforcement mesh disposed between a pair of stacked rows, the reinforcement mesh including a pair of longitudinal rails formed from rigidified fiber; anda plurality of cross bars extending between and connected to the pair of longitudinal bars, the plurality of cross bars being formed from rigidified fiber.2. The masonry reinforcement system according to claim 1 , wherein the plurality of cross bars are perpendicular to the pair of longitudinal bars.3. The masonry reinforcement system according to claim 1 , wherein the plurality of cross bars are at an acute angle relative to the pair of longitudinal bars.4. The masonry reinforcement system according to claim 1 , wherein the rigidified fiber includes at least one of glass fibers claim 1 , basalt fibers claim 1 , carbon fibers claim 1 , and aramid fibers.5. The masonry reinforcement system according to claim 1 , wherein the plurality of cross bars are connected to the pair of longitudinal bars by a connection material.6. The masonry reinforcement system according to claim 5 , wherein the connection material is one of a thermoplastic polymer material claim 5 , a bitumen-based composition claim 5 , an adhesive claim 5 , or a mechanical connector. This application claims the benefit and priority of U.S. Provisional Application No. 63/083,989, filed Sep. 27, 2020. The entire disclosure of the above ...

Concrete Component Having a Reinforcing Element, Method for Producing Same, Method for Bending a Reinforcing Bar of a Reinforcing Element, and Bending Device

A concrete component has a concrete matrix () and at least one non-metal reinforcing element (), which can be shaped and at least one reinforcing part (). The at least one reinforcing part () has a plurality of reinforcing threads () or reinforcing yarn arranged in a plastic matrix of a plastic (K). The plastic (K) is designed to be reversibly cross-linked. The cross-links can be released by heating the plastic (K) and reestablished by cooling the plastic back down. Thus, it is possible to produce and store a reinforcing element in completely hardened form as a standard element. In one application, the produced reinforcing element can be reshaped into the desired shape by releasing the cross-links in one or more locations, reshaping the reinforcing element, and then hardening the reinforcing element again by reestablishing the cross-links. 148. A concrete component () comprising:{'b': 49', '50, 'a concrete matrix () into which at least one reinforcing element () is embedded for reinforcement,'}{'b': 50', '29', '34, 'the reinforcing element () having at least one reinforcing part () extending in an extension direction (S) and having at least one reinforcing thread (), and'}{'b': 34', '29, 'the at least one reinforcing thread () being arranged in a plastic matrix of the reinforcing part (), this plastic matrix consisting of a reversibly cross-linked plastic (K) whose cross-links can be reversibly broken and reestablished.'}25030. A concrete component according to claim 1 , wherein the reinforcing element () is in the form of a reinforcing bar ().3502930. A concrete component according to claim 1 , wherein the reinforcing element () includes one or both of multiple reinforcing parts () that are connected together or multiple reinforcing bars () that are connected together.43030. A concrete component according to claim 3 , wherein the reinforcing bars () are connected exclusively by respective plastic matrices of the reinforcing bars () being connected together. ...

NONWOVEN CEMENTITIOUS COMPOSITE FOR IN-SITU HYDRATION

One embodiment of the present disclosure relates to a cementitious composite material for in-situ hydration that includes a mesh layer, a cementitious material, a sealing layer, and a containment layer. The mesh layer includes a plurality of fibers arranged in a nonwoven configuration and forms a mat having a first side and an opposing second side. The cementitious material is disposed within the mesh layer and includes a plurality of cementitious particles. The sealing layer is disposed along the first side of the mesh layer and is coupled to the plurality of fibers. The containment layer is disposed along the opposing second side of the mesh layer and is configured to prevent the plurality of cementitious particles from migrating out of the mesh layer. 1. A cementitious composite material for in-situ hydration , the composite comprising:a mesh layer including a plurality of fibers arranged in a nonwoven configuration, wherein the mesh layer forms a mat having a first side and an opposing second side;a cementitious material disposed within the mesh layer, wherein the cementitious material includes a plurality of cementitious particles;a sealing layer disposed along the first side of the mesh layer and coupled to the plurality of fibers; anda containment layer disposed along the opposing second side of the mesh layer and configured to prevent the plurality of cementitious particles from migrating out of the mesh layer.2. The composite of claim 1 , wherein the mesh layer comprises an independent structural material configured to support the weight of the cementitious material thereby reducing the possibility of pre-hydration delamination while improving the strength of the cementitious composite material post-hydration.3. The composite of claim 2 , wherein the plurality of fibers comprise randomly-oriented strands and define a pattern of projections and a pattern of depressions.4. The composite of claim 3 , wherein at least some of the pattern of projections define a ...

ULTRA-HIGH-MOLECULAR-WEIGHT POLYETHYLENE CONCRETE REINFORCING BAR

A reinforcing bar comprising a core is provided. The core comprises ultra-high-molecular-weight polyethylene fibers aligned in an axial direction and a polyethylene matrix. The ultra-high-molecular-weight polyethylene fibers are bound in the polyethylene matrix. A shell comprising ultra-high-molecular-weight polyethylene tape surrounds the core in a radial dimension. 1. A reinforcing bar comprising:a core comprising ultra-high-molecular-weight polyethylene fibers aligned in an axial direction and a polyethylene matrix, wherein the ultra-high-molecular-weight polyethylene fibers are bound in the polyethylene matrix; anda shell comprising ultra-high-molecular-weight polyethylene tape surrounding the core in a radial dimension.2. The reinforcing bar of claim 1 , wherein the polyethylene matrix comprises ultra-high-molecular-weight polyethylene.3. The reinforcing bar of claim 1 , wherein the reinforcing bar consists of ultra-high-molecular-weight polyethylene.4. The reinforcing bar of claim 1 , wherein the reinforcing bar has a diameter of at least 5 millimeters.5. The reinforcing bar of claim 4 , wherein the reinforcing bar has a diameter of at least 10 millimeters.6. The reinforcing bar of claim 1 , wherein the ultra-high-molecular-weight polyethylene fibers have a tensile strength that is between 0.5 GPa and 1.6 GPa greater than a tensile strength of the ultra-high-molecular-weight polyethylene tape.7. The reinforcing bar of claim 1 , wherein the ultra-high-molecular-weight polyethylene fibers have a Young's modulus that is between 30 GPa and 45 GPa less than a Young's modulus of the ultra-high-molecular-weight polyethylene tape.8. The reinforcing bar of claim 1 , wherein the reinforcing bar has a specific stiffness of between 75×10msand 115×106 ms.9. The reinforcing bar of claim 8 , wherein the reinforcing bar has a specific stiffness of between 100×10msand 110×106 ms.10. The reinforcing bar of claim 1 , wherein the reinforcing bar has a specific strength of between ...

SHORT FIBER-REINFORCED CONCRETE STRUCTURE USING CONTINUOUS FIBER-REINFORCED POLYMER MATERIAL

PROBLEM TO BE SOLVED: To provide a concrete structure and a concrete slab, which, by using a continuous fiber-reinforced polymer material as a main reinforcing material or a tendon, and by mixing a short fiber reinforcing material in concrete, compensate for the mechanical shortcomings of the continuous fiber-reinforced polymer material, not rusting, and taking advantage of superior characteristics of the continuous fiber-reinforced polymer material, with low manufacturing cost and ultra-high durability. 1. A concrete structure , in which a continuous fiber-reinforced polymer material is arranged as a main reinforcing material or a tendon , and which functions as a structure ,wherein a short fiber reinforcing material consisting of an organic fiber is mixed in 0.5% or more and 2.5% or less, with respect to a concrete volume,wherein the continuous fiber-reinforced polymer material is shaped like a rod or a stranded wire, andwherein a ratio Lf/Gm between a fiber length Lf of the organic fiber of the short fiber reinforcing material and a maximum aggregate diameter Gm of a concrete composition is 1.2 or more and 3.7 or less, and an aspect ratio Lf/De, in which De is an equivalent diameter that is a cross-sectional area of the organic fiber converted into a circle diameter, is 30 or more and 69 or less.2. A concrete structure , in which a continuous fiber reinforcing material is arranged as a main reinforcing material or a tendon , and which functions as a structure ,wherein a short fiber reinforcing material consisting of an organic fiber is mixed in 0.5% or more and 2.5% or less, with respect to a concrete volume,wherein the continuous fiber-reinforced polymer material is shaped like a rod or a stranded wire, and{'sup': 2', '2, 'wherein a ratio Lf/Gm between a fiber length Lf of the organic fiber of the short fiber reinforcing material and a maximum aggregate diameter Gm of a concrete composition is 1.2 or more and 3.7 or less, and a cross-sectional area of the ...

METHOD OF MAKING A RIGID FIBER GRID

A method of making a rigid fiber mesh grid includes forming a plurality of substantially rigidified elongated rods formed from fiber strands and forming a plurality of substantially round cross section wrapped fiber tows and tensioning the plurality of wrapped fiber tows in parallel to one another at predetermined laterally spaced intervals. The wrapped fiber tows are wetted with an adhesive. The plurality of substantially rigidified elongated rods are placed on top of and generally perpendicular to the plurality of wetted wrapped fiber tows at spaced intervals. The adhesive is then cured to secure the elongated rods to the plurality of wrapped fiber tows. 1. A method of making a rigid fiber mesh grid , comprising the steps of:forming a plurality of substantially rigidified elongated rods formed from fiber strands;forming a plurality of substantially round cross section wrapped fiber tows;tensioning the plurality of wrapped fiber tows in parallel to one another at predetermined laterally spaced intervals;wetting the wrapped fiber tows with an adhesive;placing said plurality of substantially rigidified elongated rods on top of and generally perpendicular to the plurality of wetted wrapped fiber tows at spaced intervals; andcuring the adhesive to secure the elongated rods to the plurality of wrapped fiber tows.2. The method of making a rigid fiber mesh grid according to claim 1 , wherein the step of curing the adhesive is performed in a heated furnace.3. The method of making a rigid fiber mesh grid according to claim 1 , wherein the step of curing the adhesive is performed using an infrared light.4. The method of making a rigid fiber mesh grid according to claim 1 , wherein the step of placing said plurality of substantially rigidified elongated rods on top of and generally perpendicular to the plurality of wetted wrapped fiber tows at spaced intervals includes supporting the plurality of substantially rigidified elongated rods on a rotary wheel that individually ...

SUPPORT MEMBER USED IN STRUCTURE MEMBERS

The present invention relates to a support member which is in connection to a structure member comprising a body made of composite material and space parts defined inside said body. The support member comprising a body which is placed into said space part and which is made of composite material comprising at least one type of fiber and at least one type of resin; and channels embodied along the length of the body according to a determined placement plan so as to change the movement orbit of ballistic pieces in order to dispense and thereby eliminate the pressure applied on the structure member. 1. A support member which is in connection to a structure member comprising a body , made of composite material , and space parts defined inside said body; said support member comprising a body which is placed into said space part and which is made of composite material comprising at least one type of fiber and at least one type of resin; and channels embodied along the length of the body according to a determined placement plan so as to change the movement orbit of ballistic pieces in order to provide dispersion and elimination of the pressure applied on the structure member.2. The support member according to claim 1 , further comprising two support members claim 1 , placed into the structure member claim 1 , namely claim 1 , a first support member and a second support member positioned one above the other in the space part.3. The support member according to claim 1 , wherein said first support member comprises a bottom body embodied at a continuation of the body and which has a narrower cross section than the body so as to define a peripheral stage on said body.4. The support member according to claim 3 , wherein said bottom body is internally placed to a connection extension claim 3 , which is embodied at a continuation of the space part provided in the structure member.5. The support member according to claim 4 , wherein said stage is placed to a seating frame which is ...

PRESTRESSED CONCRETE BODY, METHOD FOR THE PRODUCTION THEREOF, AND USE OF SAME

The invention relates to a prestressed concrete body, containing prestressed filament yarns based on cellulose and/or cellulose derivatives. Advantageously, said prestressed concrete body is produced in that: 1.) filament yarns based on cellulose and/or derivatives thereof are clamped into a shaping container, 2.) the clamped filament yarns are wetted with water to make them swell, 3.) a prestress of approximately 0.5 to 10.0 kg/4000 dtex is applied to the wetted filament yarns, 4.) liquid concrete is poured into the shaping container containing the prestressed filament yarns, 5.) the liquid concrete in the shaping container is cured to form precast concrete, maintaining the specified applied prestress. Useful application possibilities are opened up by the invention. Use as components or structural elements with low brittleness and/or high resistance to corrosion, especially in bridge building, especially in bridge girders, in constructing containers, in constructing high-rise structures, in the production of hollow floors or ceilings, hollow core planks, precast floors or ceilings and for recycling once the service life has passed by being ground into concrete granules is advantageous. 111-. (canceled)12. A method for producing a prestressed concrete body according to at least one of the preceding claims , characterised in that)1. filament yarns based on cellulose and/or derivatives thereof are clamped into a shaping container,2.) the clamped filament yarns are wetted with water to make them swell,3.) a prestress of approximately 0.5 to 10.0 kg/4000 dtex is applied to the wetted filament yarns,4.) liquid concrete is poured into the shaping container containing the prestressed filament yarns,5.) the liquid concrete in the shaping container is cured to form precast concrete, maintaining the specified applied prestress.1320-. (canceled)21. A method for producing a prestressed concrete body , characterised in that1. filament yarns based on cellulose and/or derivatives ...

LIGHTWEIGHT JACK

A lightweight jack includes a pressure cylinder, where the pressure cylinder has a pressure cylinder passage and a pressure cylinder body, the pressure cylinder body being a block through which a cylinder body passage is formed. The pressure cylinder is mechanically coupled to the pressure cylinder. The lightweight jack further includes a hydraulic actuator, where the hydraulic actuator is coupled to the pressure cylinder body. The hydraulic actuator includes an inner hydraulic cylinder, the inner hydraulic cylinder mechanically coupled to an inner cylinder head, and an outer cylinder, the outer cylinder mechanically coupled to an outer cylinder head. The lightweight jack also includes an extending body, the extending body coupled to the hydraulic actuator. The extending body is a block through which an extending body passage is formed, wherein the pressure cylinder passage, the cylinder body passage, and the extending body passage are aligned to form a tension member channel. The lightweight jack also includes a strand grabber, the strand grabber mechanically coupled to the extending body. The pressure cylinder, outer cylinder, and strand grabber are made of aluminum, titanium, fiber reinforced plastic, polymers, or carbon fiber. 1. A lightweight jack comprising:a pressure cylinder, the pressure cylinder having a pressure cylinder passage;a pressure cylinder body, the pressure cylinder body being a block through which a cylinder body passage is formed, the pressure cylinder body mechanically coupled to the pressure cylinder; an inner hydraulic cylinder, the inner hydraulic cylinder mechanically coupled to an inner cylinder head; and', 'an outer cylinder, the outer cylinder mechanically coupled to an outer cylinder head;, 'a hydraulic actuator, the hydraulic actuator coupled to the pressure cylinder body, the hydraulic actuator havingan extending body, the extending body coupled to the hydraulic actuator, the extending body being a block through which an extending ...

SELF-CONFINING CERAMIC ARTICLES USING ADVANCED MATERIAL REINFORCEMENTS AND METHOD OF MANUFACTURE

A self-confining structural article includes a ceramic matrix with a reinforcement member disposed within the ceramic matrix. The reinforcement member is continuous, and has a mesh with holes not exceeding 4 mm in size. 1. A self-confining structural article comprising:a ceramic matrix having an outer surface; andat least one continuous reinforcement member having a fabric mesh with holes that are less than or equal to 4 mm, disposed within and adjacent to the outer surface of the ceramic matrix.2. The self-confining structural article of claim 1 , wherein the reinforcement member is a cambered tubular shape with a ratio of a center cross sectional area to an end cross sectional area between 0.1 and 1.0.3. The self-confining structural article of claim 2 , further comprising a reinforcement member having more than one concentric shape.4. The self-confining structural article of claim 3 , further comprising at least one fastener connecting the reinforcement members.5. The self-confining structural article of claim 1 , wherein the reinforcement member is a curved sheet.6. The self-confining structural article of claim 1 , wherein the reinforcement member is braided claim 1 , kitted or woven.7. The self-confining structural article of claim 1 , wherein the reinforcement member contains two types of fibers.8. The self-confining structural article of claim 1 , further comprising a reinforcement member having at least one interlocking reinforcement.9. The self-confining structural article of claim 1 , wherein the reinforcement member is non-corroding.10. The self-confining structural article of claim 1 , further comprising a flexible reinforcement member having at least one coating.11. The self-confining structural article of claim 1 , further comprising a frame surrounding the reinforcement member claim 1 , having a periphery with opposed and spaced apart sides claim 1 , having reinforcement members connected in at least two places forming a pre-form.12. The self- ...

ULTRA-HIGH PERFORMANCE CONCRETE REINFORCEMENT BARS

The ultra-high performance concrete reinforcement bars replace conventional steel tension bars and the like in the reinforcement of construction elements, such as concrete beams. The ultra-high performance concrete reinforcement bars are formed from ultra-high performance concrete reinforced with steel fiber. The reinforcement bars are preferably deformed to improve bonding at the interface between conventional concrete in the beam and the reinforcement bars. The bars are disposed in the area of the beam known as the tension area when the beam is subjected to a bending stress to provide tensile reinforcement. 1. An ultra-high performance concrete reinforcement bar , comprising an elongate bar made from ultra-high performance concrete having discontinuous steel reinforcing fibers , the elongate bar being dimensioned and configured for providing tension reinforcement for a conventional concrete construction element , wherein the transverse cross sectional dimensions are in the range of approximately 1 inch to 2 inches.2. The ultra-high performance concrete reinforcement bar according to claim 1 , wherein the elongate bar is deformed along the length of the elongate bar.36-. (canceled)7. The ultra-high performance concrete reinforcement bar according to claim 2 , wherein the top face of the elongate bar is rough for further improving bonding between the elongate bar and the conventional concrete of the conventional concrete construction element.8. The ultra-high performance concrete reinforcement bar according to claim 1 , wherein the elongate bar is square in transverse cross section.913-. (canceled)14. The ultra-high performance concrete reinforcement bar according to claim 1 , wherein said steel reinforcing fibers have a diameter of about 0.15 mm claim 1 , a length of about 12.7 mm claim 1 , and an ultimate tensile strength of about 2500 MPa.15. The ultra-high performance concrete reinforcement bar according to claim 1 , wherein said steel reinforcing fibers ...

Traction element made of fiber reinforced plastic

A tension member with at least one loop made from fiber-reinforced plastic, which tension member has a plurality of fibers that run substantially parallel to each other, so that the loop is formed by the plurality of fibers, wherein a first group of fibers is turned over along the loop in a first turning direction, while a second group of fibers is turned over along the loop in a second turning direction, which is opposed to the first turning direction. Some of the turned-over fibers of both groups end in a different distance from the vertex of the loop than others of the turned-over fibers, so that a cross-section of the tension member that results from the respective number of fibers that run approximately parallel to each other outside the turning-over area of the fibers approximately continuously decreases until it reaches the cross-section size of the tension member.

BAMBOO COMPOSITE MATERIAL FOR STRUCTURAL APPLICATIONS AND METHOD OF FABRICATING THE SAME

A bamboo composite material for structural applications and method of fabricating the same are provided. The method can comprise the steps of providing a bamboo culm; separating a slice or sheet from the bamboo culm such that the slice or sheet has a longitudinal axis along a fiber direction of the bamboo culm; at least partially detaching individual fiber bundles of the slice or sheet from each other along the longitudinal axis of the slice or sheet; applying a glue to the slice or sheet; and curing the glued slice or sheet. 139-. (canceled)40. A method of fabricating a composite material for structural applications , the method comprising the steps of:providing a bamboo culm;separating a slice or sheet from the bamboo culm such that the slice or sheet has a longitudinal axis along a fiber direction of the bamboo culm;at least partially detaching individual fiber bundles of the slice or sheet form each other along the longitudinal axis of the slice or sheet;applying a glue to the slice or sheet; andcuring the glued slice or sheet.41. The method as claimed in claim 40 , wherein the glue is chosen such that a tensile strength of the cured slice or sheet substantially matches that of a first material.42. The method as claimed in claim 40 , wherein the glue is chosen such that a thermal expansion coefficient of the cured slice or sheet substantially matches that of a second material.43. The method as claimed in claim 42 , wherein the second material is a further component of the composite material.44. The method as claimed in claim 43 , wherein the composite material comprises reinforced concrete.45. The method as claimed in claim 41 , wherein the first material comprises one or more of a group consisting of steel claim 41 , carbon and glass claim 41 , and bamboo claim 41 , hemp claim 41 , sisal or other organic high-tensile fibers.46. The method as claimed in claim 45 , wherein the glue comprises one or more of a group consisting of resin and hardener claim 45 , e.g. ...

REBAR USED IN CONCRETE

A non-circular rebar used in concrete includes a square rebar, a rectangular rebar, an elliptical rebar, a trapezium rebar, a triangular rebar, and a rebar with round edges and corners. The square, rectangular, elliptical, trapezium, and triangular rebars and the rebar with round edges and corners substitute the conventional circular rebar, so that the rebars can be tied easily to save the space occupied. Since the distance of the resultant force of the tensile stresses of the rebar from the boundary of the concrete becomes smaller or the concrete protecting layer becomes thicker, the change of the shape increases the bonding between the rebar and concrete, and the safety of construction is improved. The non-circular rebar includes a smooth rebar and a ribbed rebar with a non-circular main cross-section. 1. A non-circular rebar used in concrete , comprisingthe non-circular rebar being selected from the group consisting of a square rebar, a rectangular rebar, an elliptical rebar, a trapezium rebar, a triangular rebar, and a rebar with round edges and corners;the non-circular rebar being a smooth rebar or a ribbed rebar with a non-circular main cross-section;the non-circular rebar comprising steel and a fiber reinforced composite material;the non-circular rebar with a non-circular main cross-section substituting a conventional rebar with a circular main cross-section;the non-circular rebar having certain functions and bearing forces in certain directions in a concrete structure; andthe non-circular rebar having an enhanced overall bearing capacity and ductility.2. The non-circular rebar used in concrete according to claim 1 , wherein the fiber reinforced composite material is FRP. The current application claims a foreign priority to the patent application of China No. 201310545272.5 filed on Nov. 7, 2013.The present invention relates to the technical field of concretes, in particular to a non-circular rebar used in concrete.In general, rebar refers to rebar or fiber ...

CROSS-CORRUGATED SUPPORT STRUCTURE

A cross-corrugated support structure includes a sheet having a first and a second set of corrugations. The first set of corrugations is defined by a series of alternating ridges and grooves that extend the length of the sheet in a first direction. The second set of corrugations is also defined by a series of ridges and grooves that extend the length of the sheet in a second direction that intersects with the first direction. The intersection of the first and second set of corrugations creates cross-corrugations throughout the sheet. To provide compressive and tensile strengths suitable for large-scale construction applications, the sheet may be made of a carbonaceous material such as carbon fiber or graphite treated to rigidly retain a shape including the first and second set of corrugations within the sheet. The sheet may be reinforced by securing support members or additional corrugated sheets to the sheet. 1) A cross-corrugated support structure comprising: [ 'wherein each primary ridge and primary groove has a face extending therebetween', 'the first plurality of corrugations being defined by a series of alternating primary ridges and primary grooves extending a length of the sheet in a first direction,'}, 'the second plurality of corrugations being defined by a series of secondary ridges and secondary grooves extending the length of the sheet in a second direction intersecting with the first direction such that each corrugation within the second plurality of corrugations intersects the face extending between each primary ridge and primary groove; and, 'a rigid sheet having a first plurality of corrugations and a second plurality of corrugations,'}a support member secured to the sheet.2) The support structure of claim 1 , wherein each corrugation within the second plurality of corrugations comprises a series of linearly alternating secondary ridges and secondary grooves.3) The support structure of claim 1 , wherein each corrugation within the second plurality of ...

HIGH-PERFORMANCE TEXTURED COATING

A coated article is described, including a substrate with a coating composition applied thereon to provide a coated article with a textured surface. In one aspect, the coated article is a steel rebar used to reinforce concrete. The textured surface provides optimal surface roughness and demonstrates superior pullout strength relative to an uncoated standard. 3. A method of coating a structural insert member , comprising:providing a structural insert member;heating the structural insert member to a temperature of about 150° C. to 300° C.; a binder resin component;', 'a texturizing additive; and', 'a functionalized filler; and, 'applying a powder coating composition to the heated insert member, wherein the powder coating composition comprisingcuring the applied powder coating composition.4. The article of claim 1 , wherein the textured surface is produced by including a texturizing additive in the powder coating composition.5. The article of claim 1 , wherein the textured surface is produced by forming a non-continuous cured film from the powder coating composition applied on the structural insert member.6. The method of claim 3 , wherein the binder resin component is selected from epoxy claim 3 , polyester claim 3 , polyurethane claim 3 , polyamide claim 3 , acrylic claim 3 , polyvinyl chloride claim 3 , nylon claim 3 , fluoropolymer claim 3 , silicone claim 3 , and mixtures or combinations thereof.7. The method of claim 3 , wherein the binder resin component is an epoxy-functional resin.8. The method of claim 3 , wherein the binder resin component is fusion-bonded epoxy resin.9. The article of claim 1 , wherein the structural insert member is an article made of material selected from metal claim 1 , glass claim 1 , polymeric materials claim 1 , ceramic claim 1 , and mixtures or combinations thereof.10. The article of claim 1 , wherein the structural insert member is an article selected from rebar claim 1 , dowel claim 1 , fiber claim 1 , mesh claim 1 , plate claim 1 ...

Polymer Fibers For Reinforcement Of Cement-Based Composites

The present invention relates to a polymer composition for forming fibers for reinforcement of cement-based composites, polymer fibers made from the composition and methods of making the polymer fibers. The polymer composition comprises an olefin polymer and a bonding agent comprising vinyl alcohol based polymer, a pozzolanic material or a combination thereof. 1. A polymer composition , the composition comprising:a) from about 50% to about 99% of an olefin polymer by weight of the composition; andb) from about 1% to about 50% of a bonding agent comprising vinyl alcohol based polymer, a pozzolanic material or a combination thereof, by weight of the composition.26-. (canceled)7. The polymer composition of claim 1 , wherein said olefin polymer is polyethylene claim 1 , polybutylene and/or polypropylene.8. The polymer composition of claim 1 , wherein said olefin polymer is polypropylene or a copolymer of propylene with ethylene and/or butylene.9. The polymer composition of claim 1 , wherein said bonding agent comprises said vinyl alcohol based polymer.10. The polymer composition of claim 1 , wherein said bonding agent comprises the pozzolanic material.11. The polymer composition of claim 1 , wherein said bonding agent comprises said vinyl alcohol based polymer and said pozzolanic material.12. The polymer composition of claim 11 , wherein the weight ratio of said vinyl alcohol polymer and said pozzolanic material is from about 10:1 to about 1:10.13. The polymer composition of claim 1 , wherein said vinyl alcohol based polymer comprises polyvinyl alcohol.14. The polymer composition of claim 1 , wherein said vinyl alcohol based polymer is a copolymer of polyvinyl alcohol with a monomer selected from ethylene claim 1 , propylene claim 1 , styrene and vinyl acetate.15. The polymer composition of claim 1 , wherein said pozzolanic material comprises fly ash claim 1 , silica fume claim 1 , metakaolin claim 1 , rice husk ash claim 1 , volcanic ash claim 1 , pumicite claim 1 , ...

POLYMER FIBERS FOR REINFORCEMENT OF CEMENT-BASED COMPOSITES

The present invention relates to a polymer composition for forming fibers for reinforcement of cement-based composites, polymer fibers made from the composition and methods of making the polymer fibers. The polymer composition comprises an olefin polymer and a bonding agent comprising vinyl alcohol based polymer, a pozzolanic material or a combination thereof. 1. A polymer composition , the composition comprising:a) from about 50% to about 99% of an olefin polymer by weight of the composition; andb) from about 1% to about 50% of a bonding agent comprising vinyl alcohol based polymer and a pozzolanic material, by weight of the composition.2. The polymer composition of claim 1 , wherein said olefin polymer is from about 60 wt % to about 99 wt % claim 1 , and said bonding agent is from about 1 wt % to about 40 wt % by weight of the composition.3. The polymer composition of claim 1 , wherein said olefin polymer is from about 70 wt % to about 99 wt % claim 1 , and said bonding agent is from about 1 wt % to about 30 wt % claim 1 , by weight of the composition.4. The polymer composition of claim 1 , wherein said olefin polymer is from about 80 wt % to about 99 wt % claim 1 , and said bonding agent is from about 1 wt % to about 20 wt % claim 1 , by weight of the composition.5. The polymer composition of claim 1 , wherein said olefin polymer is from about 90 wt % to about 99 wt % claim 1 , and said bonding agent is from about 1 wt % to about 10 wt % claim 1 , by weight of the composition.6. The polymer composition of claim 1 , wherein said olefin polymer is from about 92 wt % to about 98 wt % claim 1 , and said bonding agent is from about 2 wt % to about 8 wt % claim 1 , by weight of the composition.7. The polymer composition of claim 1 , wherein said olefin polymer is a member selected from the group consisting of polyethylene claim 1 , polybutylene claim 1 , and polypropylene.8. The polymer composition of claim 1 , wherein said olefin polymer is polypropylene or a ...

TEXTILE-REINFORCED CONCRETE COMPONENT

A concrete component includes a fiber reinforcement structure (), formed by a grid arrangement (). At least some of the rods extending in the X or Y direction are preferably designed as double rods having a joined cross-section or having sub-cross-sections separated from each other by a gap (). Such double rods can be arranged in a grid structure both at right angles to each other and at other angles to provide a triangular structure, a hexagonal structure, or the like as a grid. Fiber reinforcement structures () made of a plastic-impregnated fiber material, such as epoxy-resin-bonded glass fibers having long fibers (endless fibers), in the particular rod longitudinal direction and without bonding among each other (ravings) can construct an adequately load-bearing composite with the concrete body (II). The steel rods can act as reinforcement, wherein harmful effects on the concrete, in particular wedge and gap effects, do not occur. 1. Concrete component comprising:{'b': 12', '12', '17', '18', '15', '15', '17', '18, 'i': a', 'a', 'a, 'a fiber reinforcement structure (, ′) with a plurality of first fiber strands () arranged in a first direction (x) and a plurality of second fiber strands () arranged in a second direction (y), said fiber strands forming a first grid array (, ′) with intersection points at which the first fiber strands () and the second fiber strands () are connected to each other,'}{'b': 17', '18, 'i': a', 'a, 'wherein each of the first fiber strands () and the second fiber strands () have a plastic portion;'}{'b': 17', '18', '27', '28', '17', '18', '27', '28', '17', '18, 'i': b,', 'b,', 'b,', 'b,', 'a', 'a, 'additional fiber strands (, ) having a plastic portion, wherein the additional fiber strands (, ) are connected, at least in sections, to the first fiber strands () and/or to the second fiber strands (), respectively; and'}{'b': 11', '12, 'a mineral body () which consists of a filler and of a binder, and in which the fiber reinforcement structure ...

CONNECTOR FOR REINFORCEMENT WITHIN A FORMWORK

Described is a building structure comprising a basic horizontal element, substantially flat and forming a treadable surface, comprising a plurality of stirrup bodies rising from the surface and aligned for identifying at least one habitable room, a plurality of wall elements each comprising a pair of panels parallel to each other and spaced at a predetermined distance so as to form a hollow space between them for receiving a construction material and an upper horizontal element connected to the upper ends of the wall elements for delimiting the top of the habitable room. The hollow space is filled with a volume of clayey soil having a percentage of between 19% and 26% of inert material and delimited by lower connection means anchored to the stirrup bodies and upper connection means anchored to the upper horizontal element; the volume of clayey soil compacted such as to have a compression strength of at least 22 kg/cmand a shear strength of at least 4 kg/cm. 1. A connector for disposable formwork equipped with a pair of panels parallel to each other and spaced at a predetermined distance so as to form a hollow space between them for receiving construction material , each of the panels being provided with a reinforcement mesh at the inner face of the hollow space; an elongate bar extending along its own main axis between two end portions and configured for crossing the formwork from one panel to the other transversally to it;', 'a pair of contact elements rigidly connected to the bar, at an intermediate portion of the bar, and located at a distance substantially corresponding to the distance between the meshes of the two panels so as to act as a spacer between the two;', 'adjustable pressing means associated with the end portions of the bar for pressing each panel and the relative mesh against the respective contact element., 'the connector wherein it comprises2. The connector according to claim 1 , wherein both the end portions of the bar are provided with a thread ...

FIBER REINFORCED COMPOSITE SYSTEM FOR STRENGTHENING OF WALL-LIKE RC COLUMNS AND METHODS FOR PREPARING SUCH SYSTEM

A shape modification of a wall-like column includes the preparation of the column by chamfering the corners and roughening the sides of cement segments thereto. The process requires a simple formwork in the form of generally circular PVC pipe segments which are cut to required shapes which are arcuate such as the segments of a circle, oval or even elliptical. After those forms formed from the PVC pipe affixed around the reinforced concrete column are then filled with grout/cement. A plurality of vertical steel strips are attached to the column by steel rod-like shear studs that extend through previously drilled passageways passing through the reinforced concrete column and segments. The reinforced concrete column is then strengthened by increasing the area of cross section and more importantly by confining the column and attached segments by FRP materials. In addition, the vertical strips with steel studs contribute to the column strengthening. 1. (canceled)2. (canceled)3. (canceled)4. A fiber reinforced polymer composite structure comprising:a reinforced concrete column having a rectangular cross section with a top, a bottom, two opposite sides and two ends and an aspect ratio of 1.5:1 (length of sidewalls to thickness) or greater and two or more arcuate cement segments disposed on each of said two opposite sides of said column and a single segment disposed on each of said ends;a fiber reinforced polymer material surrounding said column and said segments;one or more perpendicular passages perpendicular to and through said column and at least one of said segments on each of said opposite sides of said column; anda steel bolt extending through said one or more passages and a nut for fastening said column, said segments or segment and said fiber reinforced polymer together under compression; andin which each of said arcuate cement segments form a portion of a generally circular shape on said reinforced concrete column.5. (canceled)6. (canceled)7. The fiber reinforced ...

INSULATED CONCRETE FORM AND METHOD OF USING SAME

The invention comprises a foam insulating panel having an outer surface and a reinforcing member adhered to at least a portion of the outer surface of the foam insulating panel. An insulated concrete form and a method of using the insulated concrete form are also disclosed. 140-. (canceled)41. A method comprising:positioning a first foam insulating panel on a support surface, the first foam insulating panel having a first primary surface and an opposite second primary surface, wherein the first foam insulating panel is polystyrene foam and wherein a first reinforcing member substantially covers the first primary surface of the first foam insulating panel; andpositioning a second foam insulating panel on a support surface spaced from the first foam insulating panel thereby defining a concrete receiving space between the second primary surface of the first foam insulating panel and the second primary surface of the second foam insulating panel, the second foam insulating panel having a first primary surface and an opposite second primary surface, wherein the second foam insulating panel is polystyrene foam and wherein a second reinforcing member substantially covers the first primary surface of the second foam insulating panel; andpositioning an anchor member in the first foam insulating panel, the anchor member having a first enlarged portion and an elongate portion, wherein the first enlarged portion is adjacent a first end of the elongate portion, the anchor member being disposed such that the elongate portion extends at least partially through the first foam insulating panel and at least a portion of the first reinforcing member is disposed between the first primary surface of the first foam insulating panel and the first enlarged portion of the anchor member and wherein the elongate portion extends outwardly from the second primary surface of the first foam insulating panel.42. The method of claim 41 , further comprising:positioning a second foam insulating panel ...

REINFORCING BAR, METHOD FOR THE PRODUCTION, AND USE

The invention relates to a rebar, to a method of production and to use of a composition. In particular, the invention relates to a rebar including A) at least one fibrous carrier, and B)and a hardened composition formed from B1) at least one epoxy compound, and B2) at least one diamine and/or polyaminein a stoichiometric ratio of the epoxy compound B1) to the diamine and/or polyamine component B2) of 0.8:1 to 2:1, as matrix material, and also C) optionally further auxiliaries and additives. 1. A rebar comprisingA) at least one fibrous carrier; B1) at least one epoxy compound', 'and', 'B2) at least one diamine and/or polyamine, 'B) a hardened composition comprising'}in a stoichiometric ratio of the epoxy compound B1) to the diamine and/or polyamine component B2) of 0.8:1 to 2:1, as matrix material,andC) optionally further auxiliaries and additives.2. The rebar according to claim 1 , wherein the fibrous material selected from the group consisting of glass claim 1 , carbon claim 1 , polymers claim 1 , natural fibers claim 1 , mineral fiber materials and ceramic fibers.3. The rebar according to claim 1 , wherein epoxy compounds B1) selected from saturated claim 1 , unsaturated claim 1 , aliphatic claim 1 , cycloaliphatic claim 1 , aromatic and heterocyclic epoxy compounds are present claim 1 , and these may also have hydroxyl groups.4. The rebar according to claim 1 , wherein epoxy compounds B1) selected from glycidyl ethers claim 1 , glycidyl esters claim 1 , aliphatic epoxides claim 1 , diglycidyl ethers based on bisphenol A and/or bisphenol F claim 1 , glycidyl methacrylates are present.5. The rebar according to claim 1 , wherein epoxy compounds B1) selected from the group comprising epoxy resins based on bisphenol A diglycidyl ether claim 1 , epoxy resins based on bisphenol F diglycidyl ether and cycloaliphatic types are present.6. The rebar according to claim 1 , wherein amines B2) selected from primary and/or secondary di- and/or polyamines are present.7. The ...

NONWOVEN CEMENTITIOUS COMPOSITE FOR IN-SITU HYDRATION

A cementitious composite includes a structure layer, a cementitious material, a water-impermeable sealing layer, and a containment layer. The structure layer has a first side and an opposing second side. The structure layer defines a plurality of open spaces. The cementitious material includes a plurality of cementitious particles disposed within the plurality of open spaces of the structure layer. The water-impermeable sealing layer is disposed along the first side of the structure layer. The containment layer is disposed along the opposing second side of the structure layer. The containment layer is positioned to prevent the plurality of cementitious particles from migrating out of the structure layer through the containment layer. 1. A cementitious composite comprising:a structure layer having a first side and an opposing second side, the structure layer defining a plurality of open spaces;a cementitious material including a plurality of cementitious particles disposed within the plurality of open spaces of the structure layer;a water-impermeable sealing layer disposed along the first side of the structure layer; anda containment layer disposed along the opposing second side of the structure layer, the containment layer positioned to prevent the plurality of cementitious particles from migrating out of the structure layer through the containment layer.2. The cementitious composite of claim 1 , wherein the structure layer includes a plurality of fibers arranged in a nonwoven configuration.3. The cementitious composite of claim 2 , wherein the plurality of fibers are arranged to form a plurality of discrete nodes spaced relative to one another such that the plurality of fibers cooperatively define the plurality of open spaces between the plurality of discrete nodes.4. The cementitious composite of claim 1 , wherein at least one of (i) the water-impermeable sealing layer and (ii) the containment layer is at least one of welded claim 1 , adhesively secured claim 1 , ...

METHOD FOR REINFORCING A BUILDING COMPONENT

A method for reinforcing a part of a building comprises the step of adhesively bonding a textile to the surface of the part of a building by means of an adhesive. The invention relates further to such a reinforced part of a building and to the use of a textile in combination with an adhesive for reinforcing a part of a building, wherein the textile is adhesively bonded to the surface of the part of a building by means of an adhesive. 1. Method for reinforcing a part of a building , comprising the step of adhesively bonding a textile to the surface of the part of the building by means of an adhesive ,whereinthe textile before the adhesive bonding has a ductility of ≧1.0, the adhesive in the cured state has a ductility of ≧1.5 and the part of a building after the adhesive bonding has a ductility of ≧2,wherein the ductility is in each case determined as the ratio of the value of the total elastic and plastic deformation to the value of the elastic deformation.2. Method according to claim 1 , wherein the textile before the adhesive bonding has a ductility in the range from ≧1.5 to ≦20.3. Method according to claim 1 , wherein the adhesive in the cured state has a ductility in the range from ≧1.5 to ≦20.4. Method according to claim 1 , wherein the part of a building after the adhesive bonding has a ductility in the range from ≧2 to ≦30.5. Method according to claim 1 , wherein the surface of the part of a building is a plaster surface.6. Method according to claim 1 , wherein the ratio of the ductility of the textile before the adhesive bonding to the ductility of the adhesive in the cured state is in the range from ≧1:1 to ≦1:10.7. Method according to claim 1 , wherein the textile comprises a glass fiber woven fabric and the glass fiber woven fabric comprises glass fibers running at right angles to one another.8. Method according to claim 1 , wherein the textile comprises an at least biaxial woven fabric and additional fibers are arranged in the form of a nonwoven on the ...

65 db SOUND BARRIER INSULATED BLOCK

An assembly of at least two parts of blocks made of light weight concrete, wood, or rock separated by a channel void or filled with an insulating substance. Channels provide a sound barrier and insulation. Attachment of the blocks can be made by means of angular steel pins fixing blocks two by two, by means of adhesive fibre glass wrapping the blocks, by means of adhesive construction glue, or by means of crossed tie resisting to shear forces. Central channels in the blocks are dug to pass a metal rod to strengthen the whole assembly of blocks; a central passage pierced in a top face of a central block wherein a metal rod is inserted and continues through an end groove of an upper and a lower block. Or, channels are dug all along the periphery of the block, and horizontal and a vertical rods are affixed against the channel. 1222428. A construction block comprising at least two parallelepiped ( ,) spaced parallel one to the other and having a channel () in between , said two parallelepiped being related by tie means orientated to maintain said parallelepiped directly facing each other.230. The construction block of wherein said channel is a filled channel ().32160636161. The construction block of wherein said two parallelepiped comprise dents (′) dug on said two parallel parallelepiped blocks and said tie means are in a rectangle form () wherein opposite corners are joined by straight webs () claim 1 , said ties being provided with two rows of parallel pegs ( claim 1 ,′) destined to be inserted inside said dents.459. The construction block of wherein said rectangle comprises means of lifting () to lift said ties and said blocks attached thereto.54950697072. The construction block of wherein said tie means comprise a fibreglass blanket () comprising means to retain a channel between each two parallelepiped claim 1 , said tie means comprising two half blankets () each comprising a left orientated fibreglass tape () claim 1 , a right orientated fibreglass tape () and a ...

CARBON FIBER TEXTILE REINFORCING MEMBER WITH ANODIC METAL LINE AND METHOD OF REPAIRING AND REINFORCING CONCRETE STRUCTURE USING THE SAME

Provided are a carbon fiber textile reinforcing material with an anode metal line which can be repaired and reinforced with a high stiffness and non-corrosive carbon fiber textile by disposing a carbon fiber textile reinforcing material with an anodic metal line functioning as a conductor and a reinforcing material on a deteriorated cross-section of concrete, can maximize repair and reinforcement of a reinforced concrete structure by preventing additional corrosion of a concrete embedded reinforcing bar using a sacrificial anode arranged on the carbon fiber textile, can prevent corrosion of an existing reinforced concrete structure and can be used as a reinforcing material and a corrosion preventing material of a new concrete structure, and a method for repairing and reinforcing a reinforced concrete structure using the same. 1. A carbon fiber textile reinforcing material with an anodic metal line , the carbon fiber textile reinforcing material comprising:concrete embedded reinforcing bars embedded in a reinforced concrete structure in transverse and longitudinal directions respectively, and in which corrosion is caused;a carbon fiber textile disposed to reinforce a corresponding cross-section of a deteriorated concrete part of the reinforced concrete structure in a lattice shape and configured to function as a conductor;an anode metal line made of a metal with a natural electrode potential lower than that of the concrete embedded reinforcing bars and uniaxially or polyaxially disposed on the carbon fiber textile so that a positive potential is applied to the anode metal line; anda first connection wire configured to electrically connect the carbon fiber textile to one side of each of the concrete embedded reinforcing bars,wherein the carbon fiber textile is configured to be connected to the concrete embedded reinforcing bars to apply the positive potential applied through the anodic metal line to the concrete embedded reinforcing bars to prevent the corrosion of ...

Non-Corrosive Micro Rebar

The non-corrosive micro rebar is an apparatus that reinforces concrete structures. The apparatus includes a central rod, a plurality of threads, and a plurality of channels. The central rod connects the plurality of threads to one another and allows the apparatus to be flexible within the concrete structure. The plurality of threads allows a concrete mixture to grip around the apparatus. The concrete mixture surrounds the apparatus by filling the plurality of channels. In order for apparatus to hold together the concrete structure, each of the plurality of threads includes a connecting rod and an anchoring bar. The plurality of threads laterally traverses along the central rod and is radially distributed about the central rod. The connecting bar is fixed to the central rod and is oriented perpendicular to the central rod. The connecting bar traverse across the connecting rod and is oriented concave with the connecting rod. 1. A non-corrosive micro rebar comprises:a central rod;a plurality of threads;a plurality of channels;each of the plurality of threads comprising a connecting rod and an anchoring bar;the plurality of threads laterally traversing along the central rod;the plurality of threads being radially distributed around the central rod;the plurality of threads being equally distributed about the central rod;each channel of the plurality of channels being positioned in between a thread and an adjacent thread of the plurality of threads;each channel of the plurality of channels being offset from each other by a thread of the plurality of threadsthe connecting rod being fixed to the central rod;the connecting rod being oriented perpendicular to the central rod;the anchoring bar being positioned adjacent the connecting rod, opposite the central rod;the anchoring bar traversing across the connecting rod;the anchoring bar being oriented concave with the connecting rod; and,the anchoring bar being centrally aligned with the connecting rod.2. The non-corrosive micro ...

Multi-leg fiber reinforced concrete

The multi-leg fiber reinforced concrete is concrete in which fibers have been embedded to prevent the concrete from being fractured due to cracks developing therein. Each fiber has multiple legs, defining two and three dimensional structures. At least one fiber is embedded in a volume of concrete, where the at least one fiber has at least first and second legs respectively extending along first and second directions. The first and second directions are angularly oriented with respect to one another between 45° and 135°, with each of the first and second legs having a free end and a fixed end. Each free end has a substantially Z-shaped contour. The fixed ends of the first and second legs may be joined together to define a two-dimensional fiber structure. The at least one fiber may be partially coated with a polymeric material, such as polypropylene.

MULTI-LEG FIBER REINFORCED CONCRETE

The multi-leg fiber reinforced concrete is concrete in which fibers have been embedded to prevent the concrete from being fractured due to cracks developing therein. Each fiber has multiple legs, defining two and three dimensional structures. At least one fiber is embedded in a volume of concrete, where the at least one fiber has at least first and second legs respectively extending along first and second directions. The first and second directions are angularly oriented with respect to one another between 45° and 135°, with each of the first and second legs having a free end and a fixed end. Each free end has a substantially Z-shaped contour. The fixed ends of the first and second legs may be joined together to define a two-dimensional fiber structure. The at least one fiber may be partially coated with a polymeric material, such as polypropylene. 1. A multi-leg fiber reinforced concrete , comprising:a volume of concrete; andat least one elongated fiber embedded in the volume of concrete, wherein said the at least one fiber having opposing ends, each of the opposing ends of the at least one fiber defining a hook, the at least one fiber having a central portion extending between the hooked ends, the central portion having a plurality of consecutive legs, each of the legs and the next consecutive leg in the central portion defining an angle measuring between 45° and 135°, the plurality of consecutive legs consisting of six legs disposed in the central portion, the six legs including first through sixth legs joined together directly in consecutive order in the central portion of the fiber, each of the legs defining an angle measuring between 45° and 135° with the next consecutive leg.24-. (canceled)5. The multi-leg fiber reinforced concrete as recited in claim 1 , wherein the at least one fiber comprises braided fiber.615-. (canceled)16. The multi-leg fiber reinforced concrete according to claim 1 , wherein the hook defined by each of the opposing ends of said at ...

MULTI-LEG FIBER REINFORCED CONCRETE

The multi-leg fiber reinforced concrete is concrete in which fibers have been embedded to prevent the concrete from being fractured due to cracks developing therein. Each fiber has multiple legs, defining two and three dimensional structures. At least one fiber is embedded in a volume of concrete, where the at least one fiber has at least first and second legs respectively extending along first and second directions. The first and second directions are angularly oriented with respect to one another between 45° and 135°, with each of the first and second legs having a free end and a fixed end. Each free end has a substantially Z-shaped contour. The fixed ends of the first and second legs may be joined together to define a two-dimensional fiber structure. The at least one fiber may be partially coated with a polymeric material, such as polypropylene. 1. A multi-leg fiber reinforced concrete , comprising:a volume of concrete; andat least one fiber embedded in the volume of concrete, the at least one fiber having first and second legs, each of the legs having a fixed end and a free end, the fixed ends of the first and second legs being directly joined together defining a vertex of an angle measuring between 45° and 135°, each of the free ends terminating in a hook having a 45° bend.24-. (canceled)5. The multi-leg fiber reinforced concrete as recited in claim 1 , wherein the at least one fiber comprises braided fiber.615-. (canceled) The disclosure of the present patent application relates to reinforced concrete, and particularly to concrete reinforced with multi-leg fibers forming two and three dimensional shapes for enhancing the tensile strength of the concrete.Concrete, which is widely used in the fields of civil-engineering and architecture, is relatively brittle on its own, allowing it to be easily fractured by tensile load or dynamic load. Thus, plain concrete is susceptible to the formation and growth of cracks therein. In order to resolve these drawbacks of ...

METHOD FOR MANUFACTURING SEGMENTS FOR A TOWER, PRESTRESSED SEGMENT, TOWER RING, TOWER, WIND TURBINE, AND PRESTRESSING DEVICE

Provided is a method for manufacturing segments for a tower, in particular of a wind turbine, and a prestressed segment for a tower. Provided is tower ring for a tower, a tower of the wind turbine, and a wind turbine. In addition, a prestressing device is provided. The method for manufacturing segments for a tower, in particular of a wind turbine, comprises: arranging at least one prestressing element in a mold, wherein the prestressing element comprises or consists of fiber-reinforced plastic; tensioning the prestressing element; embedding the prestressing element in a concrete mass; hardening of the concrete mass into a longitudinal segment, preferably in the form of a complete longitudinal segment of a tower; removing the hardened longitudinal segment from the mold. 1. A method for manufacturing segments for a tower of a wind turbine , the method comprising:arranging a prestressing element in a mold, wherein the prestressing element comprises fiber-reinforced plastic;tensioning the prestressing element;embedding the prestressing element in a concrete mass;hardening the concrete mass into a longitudinal segment to form a longitudinal segment of a tower; andremoving the longitudinal segment from the mold.2. The method as claimed in claim 1 , comprising:releasing a connection between the prestressing element and a prestressing device.3. The method as claimed in claim 1 , comprising:cutting the longitudinal segment into a plurality of segments.4. The method as claimed in claim 3 , wherein the cutting comprises cutting the longitudinal segment by sawing or water jet.5. The method as claimed in claim 1 , comprising:arranging a reinforcement in the mold, wherein the reinforcement comprises one or more of: fibers, polymer-coated fibers, fiber-reinforced plastic, or steel.6. The method as claimed in claim 1 , comprising:producing the prestressing element in a vacuum infusion process, a manual laminating process, or a pultrusion process.7. The method as claimed in claim 1 ...

STRUCTURAL FRAME

A structural frame includes a plurality of members formed from fibre reinforced polymer. A pair of the members are arranged to engage one another at a first joint. The joint includes a notch that is provided in an outer surface of the first member of the pair of members and which is arranged to receive an end portion of the second member of the pair of members. 1. A structural frame comprising:a plurality of pairs of members formed from fibre reinforced polymer, wherein each pair of members are arranged between a pair of spaced apart fiber reinforced polymer chords, wherein each pair of members is comprised of a first member and a second member, said first member and said second member engaging one another at a first joint, the joint comprising a notch provided in an outer surface of the first member of the pair of members and arranged to receive an end portion of the second member of the pair of members.2. A structural frame as claimed in claim 1 , wherein the first and second members are arranged at an oblique angle to one another.34-. (canceled)5. The structural frame as claimed in claim 1 , wherein adjacent pairs of the first and second members engage one another through second joints claim 1 , wherein each second joint comprises a notch provided in an outer surface of a respective one of the first members on the opposite side of that first member to the notch of the first joint provided therein and arranged to receive an end portion of the first member of the adjacent pair of first and second members claim 1 , which end portion is opposed to the end portion that is received by a respective one of the first joints.6. The structural frame as claimed in claim 1 , wherein the second member of an end pair of first and second members engages one of the chords at its opposite end to the end at which it engages the first member at the first joint.7. The structural frame as claimed in claim 1 , wherein the arrangement of the adjacent pairs of first and second members ...

Apparatus And Process For Producing Pultruded FRP Rebar

Apparatus for producing bent multi-sided pultruded fibre reinforced plastic reinforcement bar for concrete (commonly known as FRP rebar) comprises multiple resin wetting stages to simultaneously resin impregnate multiple bundles of fibreglass rovings continuously drawn through the resin wetting stages, multiple spiral winding stages arranged to spiral wind warps around the multiple wet rovings, and multiple rotating multi-sided former frames for continuously winding thereon the multiple wet rovings and holding the multiple rovings while curing. A related method is also claimed.

CABLE MADE OF FILAMENTS, METHOD AND APPARATUS FOR PRODUCING SUCH A CABLE AND A CONCRETE-COMPOSITE STRUCTURE CONTAINING THE CABLE AND SAID STRUCTURE

This invention discloses an apparatus and method for producing a cable made of filaments embedded in a binding material () containing the steps of spreading the filaments of a strand () of filaments to obtain a band () of filaments, wetting the surfaces of the filaments in the band (), coating the surfaces of the wetted filaments in the band (), shaping continuously the cross section of the band () for creating a cable containing filaments embedded in a matrix of binding material (). The invention also discloses a method to produce a concrete-composite structure made of reinforcement framework embedded in concrete, and the concrete-composite structure produced by that method. 1. Method for producing a cable made of filaments embedded in a matrix of binding material , characterized in that the method contains the steps of{'b': 302', '310, 'spreading independent filaments of a strand () of filaments to obtain a band () of filaments,'}{'b': '310', 'wetting the surfaces of filaments in the band (),'}{'b': 310', '322, 'coating the surfaces of wetted filaments in the band () with a binding material (),'}{'b': 310', '322', '326', '322, 'shaping continuously the cross section of the band () of filaments having surfaces coated with binding material () for creating a cable () containing filaments embedded in a matrix of binding material ().'}2. The method according to claim 1 , characterized in that choosing the filaments from a group consisting of carbon filament claim 1 , aramid filament and basalt filament.3314310314. The method according to any of - claim 1 , characterized in that wetting is performed by a liquid emulsive dispersion () claim 1 , bathing the strip () of filaments in said dispersion () for at least 3-20 s claim 1 , advantageously for 10 s.4310314. The method according to claim 3 , characterized in that agitating the band () while bathing claim 3 , and maintaining the temperature of said emulsive dispersion () between 15 and 24° C.5314. The method according ...

Methods of making smooth reinforced cementitious boards

Methods and a reinforcement fabric are disclosed for making a reinforced smooth cementitious board having a cement skin adjacent to an outer face, by depositing a reinforcement fabric and a layer of hydraulic cementitious material, one on the other, wherein the reinforcement fabric comprises an open mesh united with a thin, porous nonwoven web.

SYNTHETIC FIBER CABLE

A carbon fiber cable includes a core member having multiple thermosetting-resin-impregnated carbon fibers bundled together, and multiple side members each having multiple thermosetting-resin-impregnated synthetic fibers bundled together in each side member. The thermosetting resin is in a cured state and each of the multiple side members has been shaped utilizing curability of the resin. The shaped multiple side members are each in such a state that they are twisted together around the core member. 1. A synthetic fiber cable comprising:a core member having multiple synthetic fibers impregnated with a resin, the fibers being bundled together; andmultiple side members each having multiple synthetic fibers impregnated with the resin, the fibers being bundled together in each side member;wherein the resin is in a cured state and each of the multiple side members has been shaped utilizing curability of the resin;each of said shaped multiple side members being in such a state that they are twisted together around said core member.2. A synthetic fiber cable according to claim 1 , wherein with regard to said core member and each of said multiple side members claim 1 , along the longitudinal direction thereof claim 1 , each have contact portions where said side member is in contact with said core member and non-contact portions where said side member is not in contact with said core member.3. A synthetic fiber cable according to claim 1 , wherein each of said multiple side members has claim 1 , along the longitudinal direction thereof claim 1 , contact portions in contact with mutually adjacent side members claim 1 , and non-contact portions not in contact with the mutually adjacent side members.4. A synthetic fiber cable according to claim 2 , wherein the contact portion and non-contact portion are present repeatedly along the longitudinal direction thereof.5. A synthetic fiber cable according to claim 3 , wherein the contact portion and non-contact portion are present ...

Concrete structure using reinforcing panel including embedded reinforcing grid and method of repairing and reinforcing the same

Reinforcing panel having high durability, high strength, and high hardness is applied such that a concrete structure may be repaired to have excellent resistance to an external environment and to be structurally excellent. In comparison to existing bonding methods, a concrete structure and a reinforcing panel may be completely attached to each other as a whole using a repairing material with high fluidity as a cement-based material injected into a repair cross section. Part with microcracks is completely filled with repairing cement mortar injected at high pressure. Since reinforcing panel is precast-fabricated in a factory, embossing, intaglio, color, and the like may be easily added to an external surface of the reinforcing panel and an excellent exterior may be provided after repair due to an aesthetic cross section thereof The reinforcing panel fabricated in a factory is applied as to reduce labor costs and construction costs.

Corrosion-induced shape memory fiber, preparation method and application thereof

The present invention relates to a corrosion-induced shape memory fiber, a preparation method and application thereof. The corrosion-induced shape memory fiber is composed of a core fiber and/or a core fiber with a corrosion-resistant coating, and a corrodible coating; the core fiber and/or the core fiber with the corrosion-resistant coating are in a tensile stress state along the length of the corrosion-induced shape memory fiber; the corrodible coating is in a compressive stress state along the length of the corrosion-induced shape memory fiber; the core fiber and/or the core fiber with the corrosion-resistant coating and the corrodible coating are in a tensile-compressive equilibrium state along the length of the corrosion-induced shape memory fiber; and the corrodible coating is coated outside the core fiber and/or the core fiber with the corrosion-resistant coating.

FIBRE-REINFORCED MINERAL BUILDING MATERIAL

A fiber-reinforced mineral building material includes at least one fiber, which is embedded into the mineral building material, at least one ductile or elastic coating on the fiber, and particles that are material-bonded with the coating. The dimensions of the particles on the greater share of the surface area exceed the thickness of the coating and the particles in part project material-bonded into the mineral building material. 1. Fiber-reinforced mineral building material , comprising{'b': '6', 'a) at least one fiber which is embedded in the mineral building material (),'}b) at least one ductile or elastic coating on the fiber, andc) particles that are embedded material-bonded into the coating, wherein the dimensions of the particles on most of the surface share of the fiber exceed the thickness of the coating and wherein the particles in part project material-bonded into the mineral building material.2. Fiber-reinforced mineral building material according to claim 1 , characterized in that at least two fibers are provided claim 1 , which intersect at least once claim 1 , wherein the coatings come in contact at the intersections.3. Fiber-reinforced mineral building material according to claim 1 , characterized in that a plurality of fibers are provided which orient themselves into at least two spatial directions and form a fabric.4. Fiber-reinforced mineral building material according to claim 4 , characterized in that the fibers are not coated in at least one spatial direction and are coated in at least one spatial direction.5. Fiber-reinforced mineral building material according to claim 1 , characterized in that the coating is composed of one or several polymers claim 1 , respectively having a layer thickness of 3 μm to 5 mm.6. Fiber-reinforced mineral building material according to claim 1 , characterized in that the coating is composed of an epoxy resin claim 1 , a vinyl ester resin or a polyurethane.7. Fiber-reinforced mineral building material according to ...

FASTENING RESIN STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

A fastening resin structure includes a fiber reinforced resin member and a first collar joined to the fiber reinforced resin member. The first collar is configured to be fastened to another structure by means of a bolt and a nut. The fastening resin structure further includes a first metal foam portion made of metal foam and formed on upper and lower collar portions. The first metal foam portion is impregnated with resin to join the first metal foam portion to the fiber reinforced resin member. 1. A fastening resin structure including a resin member and a to-be-fastened part of metal joined to the resin member , the to-be-fastened part being capable of being fastened to another structure through a fastener , the fastening resin structure comprising:a foam portion made from a foamable material, the foam portion being formed in the to-be-fastened part and joined to the resin member,wherein the foam portion is impregnated with a resin to join the foam portion to the resin member.2. A method for manufacturing a fastening resin structure including a resin member and a to-be-fastened part of metal joined to the resin member , the to-be-fastened part being capable of being fastened to another structure through a fastener , the method comprising the steps of:forming, in the to-be-fastened part, a foam portion made of a foamable material;placing, in a mold, the to-be-fastened part having the foam portion formed therein; andinjecting a resin into a cavity of the mold to impregnate the foam portion with the resin to join the foam portion to the resin member. The present invention relates to a fastening resin structure having a resin member and a metal part joined to the resin member, the metal part being capable of being fastened to another structure by means of fasteners.A well-known vehicle includes a fastening resin structure such as a dash panel or front pillar made from carbon fiber reinforced plastic (CFRP), and a front side member of aluminum alloy attached to the ...

Composite structural material and aggregate therefor

A composite structural material formed from aggregate within a matrix, the aggregate being a particulate material where each particle includes at least three radial legs extending outwardly from a central hub

Method and device for producing concrete components

In the process of the invention for producing concrete components, carbon fibers which have been prestressed by means of tensile stress or tensile-stressable fibers of at least one textile structure comprising carbon fibers are embedded in a concrete matrix. At least one textile structure comprising carbon fiber bundles is laid in a mold. The carbon fiber bundles are inserted, in each case at a distance from one another, into two accommodation elements which are arranged at two diametrical end faces of the mold and can be connected on the end walls of the mold or thereto through openings so that hollow spaces within the accommodation element are filled with a rapid-curing viscous composition having a mineral basis or a rapid-curing polymer. After curing of the composition or of the polymer, tensile forces act on one or both accommodation element(s) in the longitudinal direction of the carbon fiber bundles at at least one end face by means of a tensioning device. While the tensile forces are acting, the interior of the mold is subsequently filled completely with viscous concrete. After curing of the concrete, the tensile forces on the prestressed carbon fiber bundles are largely transferred to the cured concrete and the concrete component can then be removed from the mold.

Sizing composition for wet use chopped strand glass fibers

A sizing composition including water, a polyvinylpyrrolidone film former, a silane coupling agent, a lubricant, and a surfactant is provided. The polyvinylpyrrolidone film former constitutes from 30 wt. % to 50 wt. % of the dry solids of the sizing composition. Wet use chopped strand glass fibers for use in reinforcing gypsum board are also provided. The wet use chopped strand glass fibers include chopped glass fibers having the sizing composition applied thereto. The sizing composition improves fiber bundle integrity, fiber flow rate, fiber flow rate consistency, and dispersibility of the wet use chopped strand glass fibers in a gypsum matrix or slurry.

Construction element for connecting in a low thermally-bridging manner a protruding external part to a building shell

A construction element for connecting in a low thermally-bridging manner a protruding external part to a building shell, having a least one insulation member to be disposed between the protruding external part and the building shell and at least one integrally configured reinforcement element from fiber-reinforced plastics material formed as at least one tensile reinforcement element. The reinforcement element horizontally traverses the insulation member and is connectable to the external part and the building shell. The reinforcement element has a central portion which extends through the insulation member and projects therethrough, and at least in this projecting region on the radial external face of the said reinforcement element either is configured substantially smooth-walled, or at least in part has a casing, and in a region outside the insulation member has at least one first anchoring portion which on the radial external face thereof has a first surface profile, and between the central portion and the first anchoring portion has a second anchoring portion which has a second surface profile. These first and second surface profiles differ in terms of the geometric and/or material properties thereof.

VOID FORMER

The present invention relates to methods of forming voids in concrete elements, and to a void former apparatus and system useful for this application. The void former unit comprises a first void former element comprising a first surface and a first opening in the first surface and a second void former element comprising a second surface and a second opening in the second surface, wherein the first void former element and the second void former element detachably connect to form a passage between the first opening and the second opening, and a void space between the first surface and the second surface surrounding the passage. Multiple void former units can detachably connect to form a void former system comprising a single continuous void space. While exemplified by use in concrete elements, other uses of the void former unit and void former system are envisaged. 2. The void former unit of claim 1 , wherein the first surface and the second surface are substantially flat.3. The void former unit of either of or claim 1 , wherein the first void former element and the second void former element are substantially identical.4. The void former unit of any one of to claim 1 , further comprising at least one side-edge void former element claim 1 , wherein each side edge void former element connects the first void former element to the second void former element along a peripheral edge of the void former unit to at least partially enclose the void space surrounding the or each passage.5. The void former unit of any one of to claim 1 , wherein the first void former element comprises a lip extending outward from the first surface about a peripheral edge of the first void former element.6. The void former unit of any one of to claim 1 , wherein the void former unit comprises a plurality of apertures to allow concrete to seep through during pouring and curing of concrete.7. The void former unit of any one of to claim 1 , wherein the first surface and/or the second surface ...

STRUCTURAL ELEMENT FOR THERMAL INSULATION

A structural element for thermal insulation between two building parts, particularly between a building (B) and a projecting external part (A), including an insulating body () to be arranged between the two building parts and including reinforcement elements in the form of at least tensile reinforcement elements (), which in the installed state of the structural element () extend through it essentially horizontally and perpendicularly in reference to the essentially horizontal longitudinal extension of the insulating body, and respectively project in the horizontal direction beyond the insulating body and here can be connected to at least one (B) of the two building parts preferably made from concrete, with the tensile reinforcement elements () comprising an anchoring element () in an area of at least one building part (B) surrounding its radial exterior, with the anchoring element at least including an anchoring bushing () made from a concrete material and a profiling (), provided at the radial exterior of the anchoring bushing and projecting outwardly, particularly in the radial direction. 12312361626366162636616263661626366162636aaaabbbb. A structural element for thermal insulation between two building parts , comprising an insulating body () that is arrangeable between the two building parts and reinforcement elements including at least tensile reinforcement elements () , which in an installed state of the structural element () extend through the insulating body () , essentially horizontally and perpendicularly to an essentially horizontal longitudinal extension of the insulating body , and respectively project in a horizontal direction in reference to the insulating body and are connectable to at least one of the two building parts , with the tensile reinforcement elements () comprising an anchoring element ( , , , ) surrounding a radial exterior thereof adapted to be in proximity to the at least one of the two building parts , the anchoring element ( , , , ) ...

REPAIR AND STRENGTHENING OF STRUCTURES WITH HEAT-CURED WRAP

A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. Multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like. 1. A method of reinforcing a structure using heat-curable-resin , the method comprising:wrapping around, laying over, or attaching a heat-curable-resin impregnated reinforcement sheet (HRW) to a surface of the structure or to a surface of a spacer shell surrounding the structure; andheating the HRW by an external heating element to a pre-determined higher-than-ambient temperature to at least partially cure the entire or a part of the HRW.2. The method of claim 1 , wherein the HRW includes one or more layers of honeycomb or hollow-structure layer or is a lamination of multiple layers of sheets.3. The method of claim 2 , further comprising filling some or all cells of the honeycomb or hollow-structure layer with at least one filler material.4. The method of claim 1 , wherein the HRW includes one or more layers of 3D fabric.5. The method of claim 1 , wherein the HRW is made of glass claim 1 , carbon claim 1 , Kevlar or basalt fibers.6. The method of claim 1 , wherein a space between the spacer shell and the ...

REPAIR AND STRENGTHENING OF STRUCTURES WITH ELECTRICALLY-CURED RESIN-IMPREGNATED WRAP

A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. One or multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like. 1. A method of reinforcing a structure using electricity-curable resin , the method comprising:wrapping around, laying over, or attaching a resin impregnated reinforcement sheet (HRW) to a surface of the structure or to a surface of a spacer shell surrounding the structure, wherein the resin is configured to be at least partially cured when an electrical current passes through the resin; andpassing an electrical current through the resin impregnating at least a part of the HRW, to at least partially cure the targeted resin.2. The method of claim 1 , wherein the HRW includes one or more layers of honeycomb or hollow-structure layer or is a lamination of multiple layers of sheets claim 1 , or includes one or more layers of 3D fabric.3. The method of claim 2 , further comprising filling some or all cells of the honeycomb or hollow-structure layer or the 3D fabric with at least one filler material.4. The method of claim 1 , wherein the resin is cured as a direct or indirect result of electricity ...

MASONRY REINFORCEMENT STRUCTURE COMPRISING PARALLEL CORDS

A masonry reinforced with at least one bed joint masonry reinforcement structure. The bed joint reinforcement structure includes at least two cords, which have metal filaments that are twisted together. The cords are oriented parallel or substantially parallel in the length direction of the masonry reinforcement structure. 115-. (canceled)16. A masonry reinforced with at least one bed joint masonry reinforcement structure , said masonry comprising a number of layers of units or bricks and further joints between two neighboring layers of bricks ,whereby at least one joint of said masonry is reinforced with a bed joint reinforcement structure,said structure comprising at least two cords,said cords comprising metal filaments that are twisted together,said cords being oriented parallel or substantially parallel in a length direction of said masonry,said cords being coupled to a non-metal substrate.17. The masonry as claimed in claim 16 , said substrate comprising an open structure.18. The masonry as claimed in claim 17 , wherein said substrate comprises glass claim 17 , carbon or polymer based filaments or yarns.19. The masonry as claimed in claim 18 , wherein said cords are bound to said substrate by means of a molten polymer.20. The masonry according to claim 16 , wherein said metal filaments comprise steel filaments.21. The masonry according to claim 16 , wherein said cords are coupled to said substrate by gluing.22. The masonry according to claim 16 , wherein said cords are coupled to said substrate by at least one yarn.23. The masonry according claim 16 , wherein said cords are integrated in a woven structure claim 16 , a knitted structure or a non-woven structure.24. The masonry according to claim 16 , wherein the metal filaments have a tensile strength higher than 1000 MPa. The invention relates to a masonry reinforcement structure comprising parallel cords, more particularly to a masonry bed joint reinforcement structure. The invention also relates to a roll ...