Механический чулок

Изобретение относится к элементам воздуховода круглого сечения для пропускания воздушных потоков или газообразных смесей. «Механический чулок» (далее МЧ) представляет из себя жесткий подвижный каркас, имеет форму цилиндрической трубы круглого сечения, собранный из отдельных упругих, но гибких пластин и эластичного чулка из влагоотталкивающего и не пропускающего воздух материала. Каркас предназначен для сохранения сечения трубы, исключая перегибы и сдавливания от внешних воздействий. Чулок крепится к каркасу жесткими стержнями. МЧ монтируется в систему воздуховода для пропускания воздушных смесей сквозь него и изменения сечения. МЧ может использоваться в качестве переходника. То есть при монтаже МЧ в систему воздуховода в качестве элемента, изменяющего диаметр входящей трубы на другой диаметр на выходе из МЧ, он крепится к воздуховоду и изменяет диаметр отверстия на выходе. Для изменения входящего диаметра достаточно сузить или расширить конец МЧ и зафиксировать его на входящей и выходящей ...

СПОСОБ ИЗГОТОВЛЕНИЯ ВОЗДУХОВОДА И ВОЗДУХОВОД

Изобретения относятся к системам вентиляции и кондиционирования воздуха, в частности к способу изготовления воздуховода и конструкции воздуховодов, и могут быть широко использованы в системах вентиляции, в дренажных системах и в системах тепломассообмена между жидкими и газообразными средами, используемых в энергетике, промышленности и сельском хозяйстве. Сущность заявляемого способа заключается в том, что способ изготовления воздуховода, включающий изготовление слоев из отдельных перфорированных трубок, укладку слоев друг на друга и их скрепление между собой посредством средства крепежа, согласно изобретению, снабжают фиксаторами, а перфорированные трубки каждого последующего слоя ориентируют перпендикулярно относительно перфорированных трубок предыдущего слоя, причем фиксаторы изготавливают в виде длинномерных тел произвольной геометрической формы в плане и в сечении, соединяют перфорированные трубки, по меньшей мере, крайних слоев фиксаторами путем размещения их в перфорациях концевых ...

ВОЗДУХОВОД (ВАРИАНТЫ)

Изобретение относится к воздуховодам. Воздуховод содержит множество соединенных друг с другом модулей, которые совместно формируют указанный воздуховод и каждый из которых содержит панели с каркасом из элементов (32, 42) в форме металлических труб, и запирающий механизм (50). Запирающий механизм содержит охватываемый запорный блок, установленный на элементе (32) каркаса панели первого модуля и снабженный запорным стержнем (54), выполненным с возможностью перемещения из положения рассоединения в положение запирания, и соответствующий ему охватывающий запорный блок, установленный на элементе (42) каркаса панели второго модуля и представляющий собой паз (44), выполненный с возможностью принимать и удерживать запорный стержень (54) в положении запирания. В механизме имеется средство для перемещения запорного стержня (54) из положения рассоединения в положение запирания, в котором охватываемый и охватывающий запорные блоки находятся во взаимно согласованном положении, соответствующем соединению ...

Воздуховод

ФЛАНЕЦ ДЛЯ СОЕДИНЕНИЯ СЕКЦИЙ ВОЗДУХОВОДА

Полезная модель относится к устройствам вентиляции и кондиционирования воздуха. Фланец выполнен из профилированной полосы листового металла, свернутой по кольцу с образованием продольными частями полосы, отграниченными друг от друга линиями сгиба, ступицы фланца и фланцевого кольца, имеющего профиль рамочной формы. Фланцевое кольцо включает соединительную часть и наклонную полку. По продольному краю наклонной полки, приходящемуся на продольный край профилированной полосы, выполнен отгиб, направленный вдоль ступицы и выполненный с возможностью упора в соединительную часть фланцевого кольца. При этом срез второго продольного края полосы, образующего ступицу и срез продольного края полосы, образующего отгиб, обращены в противоположные стороны. При сворачивании полосы отгиб упирается в соединительную часть фланцевого кольца и не позволяет наклонной полке прижаться к его поверхности, сохраняя форму профиля. 1 н.п. и 1 з.п. ф-лы, 3 илл.

Способ вентиляции карьеров

Изобретение относится к способу вентиляции карьеров. Техническим результатом является расширение области применения за счет управления температурой подаваемого в карьер воздуха в холодное время года и подачи не подогретого воздуха в теплый период года. Способ включает подачу воздуха в выработанное пространство с помощью двухконтурного турбореактивного двигателя, который размещают на дневной поверхности, с присоединенным к нему вентиляционным каналом, связывающим выработанное пространство карьера с холодным контуром двухконтурного турбореактивного двигателя. Через трубопровод, размещенный внутри вентиляционного канала и связывающий горячий контур двухконтурного турбореактивного двигателя с атмосферой и вентиляционным каналом, подают нагретую газовоздушную смесь. Управляют температурой воздушного потока, подаваемого в выработанное пространство карьера, для чего изменяют проходные сечения клапана, установленного за пределами трубопровода в месте смешивания воздушных потоков горячего и холодного ...

ОТОПИТЕЛЬНО-ОХЛАДИТЕЛЬНОЕ ПОТОЛОЧНОЕ УСТРОЙСТВО

Изобретение предназначено для подачи и отвода воздуха из помещения и может быть использовано для кондиционирования помещений. Отопительно-охладительное потолочное устройство установлено на потолке помещения и имеет всасывающее отверстие и выпускное отверстие, воздуховод, установленный у выпускного отверстия с возможностью отсоединения и переносящий выпускаемый воздух на нижний уровень указанного помещения. Воздуховод выполнен гофрированным или телескопическим. Изобретение обеспечивает равномерный нагрев и охлаждение внутреннего пространства. 5 з.п.ф-лы, 8 ил.

Устройство для раздачи приточного воздуха (УРПВ) (Варианты)

Изобретение относится к технике вентиляции и кондиционирования воздуха и может быть использовано для раздачи приточного воздуха в помещения различного назначения. Устройство для раздачи приточного воздуха содержит воздуховод и сообщенный с ним воздуховыпускной элемент, расположенный под острым углом. Воздуховод выполнен в виде Г-образного элемента воздуховодной сети (1), содержащего пару, расположенных под углом друг к другу, участков (2), а воздуховыпускной элемент выполнен в виде прямолинейного отвода (3), присоединенного торцами к участкам (2) с возможностью сообщения с последними. Отвод (3) установлен под острым углом к каждому из участков (2) с образованием треугольного зазора (4), расположенного между стенками отвода (3) и участков (2). В стенке отвода (3), со стороны треугольного зазора (4), выполнено выпускное отверстие (5). Технический результат - упрощение конструкции устройства для раздачи приточного воздуха и обеспечении более высокой интенсивности затухания скорости приточной ...

ИЗОЛЯЦИЯ ДЛЯ ВЕНТИЛЯЦИОННОГО ТРУБОПРОВОДА, ПРОХОДЯЩЕГО ЧЕРЕЗ ОТВЕРСТИЕ В СТЕНЕ ИЛИ ПОТОЛКЕ

... 1. Устройство для изоляции трубопровода (2), в особенности трубопровода для кондиционирования воздуха или вентиляционного трубопровода, проходящего через отверстие в стене (1) или потолке или тому подобное, где зазор между трубопроводом (2) и отверстием заполнен набивочным материалом (12), и изолирующий материал (3) размещен снаружи вокруг трубопровода (2), при этом изолирующий материал (3) по меньшей мере частично находится в контакте с отверстием своей торцевой поверхностью, и жаростойкий адгезив (11) нанесен на торцевую поверхность изолирующего материала, предпочтительно на всю поверхность в некоторых частях, отличающееся тем, что набивочный материал (12) у конца, обращенного к адгезиву (11), покрыт огнезащитным пенообразующим агентом (13) и по меньшей мере часть поверхности изолирующего материала (3) приклеена жаростойким адгезивом (11) к набивочному материалу, покрытому пенообразующим агентом. ! 2. Устройство по п.1, отличающееся тем, что по меньшей мере часть поверхности изолирующего ...

ЗВУКОИЗОЛИРОВАННЫЙ ВОЗДУХОВОД

Изобретение относится к области конструктивных элементов систем вентиляции и/или кондиционирования, а именно к устройству звукоизолированных воздуховодов. Звукоизолированный воздуховод, содержащий внешний короб, выполненный в виде металлической трубы прямоугольного поперечного сечения с толщиной стенки от 0,4 до 3 мм; при этом он содержит слой шумопоглощающего материала толщиной не более 50 мм; средство соединения слоя шумопоглощающего материала с внешним коробом, содержащее по меньшей мере один пружинный элемент, выполненный с возможностью прижатия слоя шумопоглощающего материала к внешнему коробу изнутри; причём слой шумопоглощающего материала своей внешней поверхностью прилегает к по меньшей мере части внутренней поверхности внешнего короба. Это позволяет достичь повышения шумоизоляционных свойств бытового воздуховода при сохранении его компактности, внешнего вида и простоты монтажа. 4 з.п. ф-лы, 3 ил.

МОНТАЖНАЯ РАМА

... 1. Монтажная рама (1) для монтажа вентиляционных впускных и выпускных воздушных клапанов на плоской конструкции, такой как панели потолка или стены, содержащая корпус, имеющий по существу цилиндрическую конфигурацию и снабженный находящимся на его передней кромке кольцевым фланцем (3), выровненным по существу перпендикулярно центральной оси цилиндрической части (2) корпуса, при этом панель в результате механической обработки выполнена с отверстием с диаметром и конфигурацией, которые по существу равны диаметру и конфигурации указанной части корпуса монтажной рамы, при этом монтажная рама введена в отверстие так, что ее кольцевой фланец (3) расположен на одном уровне с передней поверхностью панели, причем монтажная рама имеет резьбу (4), отступающую радиально внутрь от внутренней поверхности ее цилиндрической части (2) корпуса для установки клапана с сопрягающейся наружной резьбовой частью в монтажную раму, отличающаяся тем, что цилиндрическая внутренняя поверхность монтажной рамы (1) имеет ...

СИСТЕМА ПОЖАРОТУШЕНИЯ И СИСТЕМА ОЧИЩЕНИЯ ВОЗДУХА

Цель: обеспечение новой системы для тушения пожара, которая эффективна для ограничения поражений, вызываемых генерированием дыма. Разбрызгиватель или распылительную головку располагают в или у воздухопровода таким образом, чтобы когда разбрызгиватель приводится в действие, он создавал всасывание из зоны пожара в воздухопровод.

СПОСОБ ИЗГОТОВЛЕНИЯ ВОЗДУХОВОДА И ВОЗДУХОВОД

... 1. Способ изготовления воздуховода, включающим изготовление внутренней полости, каркаса в виде отдельных перфорированных трубок, соприкасающихся друг с другом и соединение последних посредством соединительного элемента, отличающийся тем, что снабжают дополнительными перфорированными трубками, изготовленными произвольной геометрической формы в сечении и в плане, закупоривают внутреннюю полость дополнительными перфорированными трубками путем ввода последних во внутреннюю полость, причем введенные дополнительные перфорированные трубки вводят в соприкосновение друг с другом и с перфорированными трубками каркаса. 2. Воздуховод, содержащий внутреннюю полость, каркас в виде отдельных перфорированных трубок взаимодействующих друг с другом и скрепленных посредством соединительного элемента, отличающийся тем, что снабжен дополнительными перфорированными трубками, выполненными произвольной геометрической формы в сечении и в плане, причем дополнительные перфорированные трубки расположены во внутренней ...

Способ изготовления трубопровода для системы циркуляции воздуха внутри комнаты или между комнатами помещения

Модуль объемный для изготовления стенки трубопровода системы циркуляции воздуха внутри комнаты или между комнатами помещения

Многослойный материал

Флюгарка к воздуховодной трубе

Быстроразъемное соединение трубопроводов

Изобретение касается соединения трубопроводов и служит для быстрого соединения или разъединения участков трубопроводов. Цель изобретения - повышение эксплуатационных качеств. Быстроразъемное соединение трубопровода содержит патрубок и муфту с технологическим вырезом на боковой стенке с выполненными в них сопряженными канавками, в которых размещено разрезное кольцо, которое выполнено со скошенными краями, сквозным пазом и расположено в канавке муфты, выполненной с зацепом, контактирующим с одним из скошенных краев, при этом фиксатор выполнен в виде штифта, проходящего через паз и расположенной в муфте. 3 ил.

Заглушка трубопровода

Воздуховод

Изобретение позволяет упростить монтаж воздуховода. Секции (С) 1 телескопически соединены между собой. Концы 2 С 1 расположены один в другом и имеют соединительные элементы 3, выполненные в виде загнутых навстречу друг другу участков С 1. Участки каждой С 1 загнуты в противоположные стороны и каждый плавно сопряжен с соседней секцией. На концах воздуховода установлены фланцы 4 и закрепленные на них блоки 5 натяжения . Монтаж воздуховода выполняется как в горизонтальном, так и в вертикальном положениях. 1 з.п. ф-лы, 6 ил.

Устройство для вентиляции помещений

Флюгарка с раструбом

Устройство для соединения секций воздуховода

JOINT CONNECTION BETWEEN TWO PARTS OF CIRCULAR, OVAL OR RECTANGULAR AIRGUIDES FROM A SHEET STEEL

CБOPHO-PAЗБOPHЫЙ BOЗДУXOBOД

Воздухопровод

Изобретение может быть использовано в области строительства для изготовления трактов воздухопроводов тепловых электростанций. Целью изобретения является упрощение конструкции воздухопровода и повышение его прочности. Воздухопровод состоит из объединенных в короба 1 щитов 2 с продольными ребрами в виде замкнутых с торцов гофров 4.-Два оппозитных края каждого щита 2 отбортованы с образованием поперечных ребер жесткости . Воздухопровод выполнен из щитов 2 одной длины или щитов 2 оппозитно равной длины. В этом случае длина одной пары щитов превышает ширину или высоту короба на величину, не меньшую удвоенной суммы высоты h поперечного ребра жесткости и толщины J щита. При образовании короба из щитов одной дулины щиты размещены с чередующимся в обе стороны от оси воздуховода смещением , величина которого больше высоты поперечного ребра жесткости 3 не менее чем на толщину d щита. При образовании короба из щитов оппозитно равной длины они размещены с чередованием щитов разной длины по длине воздухопровода ...

Устройство для соединения цилиндрических секций воздуховода

УСТРОЙСТВО ДЛЯ СОЕДИНЕНИЯ ЦИЛИНДРИЧЕСКИХ СЕКЦИЙ ВОЗДУХОВОДА , содержащее вьтсмшенные ва секциях зиги и фитсснрукшие упоры, отличающееся тем, что, с целью снижения трудоемкости монтахш, ф}1ксиру кяцие оры выполнены в ввде выступов, прич выступы одной сасция имшот удлиненную форму и расположены на внутренней пов хвости секции наклонно к ее образуют, а выступы другой секция расположены на внешней пов хности, в эта секция выполнена гофрированной. г. VJ ...

Разъемный воздуховод

Устройство для соединения секций воздуховода

Устройство для соединения секций воздуховода

Изобретение позволяет повысить герметизацию и упростить монтаж секций воздуховода в стесненных условиях при соединении секций прямоугольного сечения. Бандаж (Б) U - образного поперечного сечения, заполненный герметизирующей мастикой, охватывает отбортовки. Стяжные и фиксирующие элементы прикреплены к концам Б. Секции 7 в Б образованы поперечными надрезами. Уголки U - образного профиля неподвижно закреплены с одной стороны секций 7 с возможностью их охвата в месте надрезов 8. Стяжные элементы выполнены в виде крючков 9, фиксирующие элементы - в виде скобы 10 и язычков 11, 12. Язычок 12 выполнен сужающимся. Скоба 10 прикреплена к Б перед язычком 12. Герметизация стыка происходит за счет ввода в мастику отбортовок. 4 ил.

Соединение воздуховодов

Изобретение относится к соединениям участков воздуховодов, а также листовых материалов. Цель изобретения - упрощение конструкции. Соединение воздуховодов 1 и 2 выполнено в виде чередующихся зубцов 3 и 4, расположенных напротив друг друга и попарно отогнутых поочередно в одну и другую стороны, а замковый элемент 7 выполнен в виде проволоки, огибающей зубцы 3 и 4 со стороны острого угла 9 отгиба. Между зубцами 3 и 4 расположена прокладка 8. 1 ил.

Воздуховод

Воздуховод

Дефлектор

Дефлектор

Фланцевый профиль

Изобретение позволяет улучшить герметизацию соединения частей воздуховода. Фланцевый профиль 1 для соединения концов воздуховода L-образного поперечного сечения образует приемную полость 2 для уголков крепления. Профиль 1 образует параллельные внешнюю и внутреннюю плоскости (П) 3,4 для захватывания с двух сторон концевых стенок воздуховода. В П 4 выполнена канавка (К) 5 для уплотнителя 6, выполненного из эластичного материала и завальцованного в К 5. К 5 размещена вблизи полости 2. Край К 5 со стороны конца П 4 имеет выступ 7 к П 3. Конец 8 П 3 отогнут в сторону, противоположную П 4. Выступ 7 перед К 5 обеспечивает сохранность уплотнителя 6. 1 ил.

FLANSCHVERBINDUNG FUER KLIMATISIERUNGSKANAELE

Heating or dust extraction conduit - has rectangular or square section tubes with rounded edges

The air conduit is for a heating or dust extraction system. The sheet-metal tubes have bends or junctions, with the ends fitting one inside the other or joined by flanges. The tube (2) are of roughly rectangular or square cross-section, rounded at the corners (2-5). The radius of the edge can be less than 50% of the tube height, typically 20-50 and preferably 30 mm and increasing in steps with increasing tube dimensions. Any joint seams can be welded.

LUFTVERTEILSYSTEM

KUEHLLUFTVERTEILUNGSANLAGE FUER CONTAINER

Verbindungs- und Abdichtungsanordnung für Lüftungskanäle

Connecting box for air conditioning air outlet - has deflecting baffle plates tightly coupled to box base and cover plate

The box (11) comprises a base plate (24) for fixing to a building wall and a parallel cover plate (27) with centre aperture for the air outlet (10). Between the two plates extends a tight box jacket with a union branch (19) for the installation air tube. The box contains deflection baffles (36,37), each tightly coupled to the base or cover plate respectively, for the flow path between the air outlet and the overflow aperture of the coupling branch. The baffles deflect the air flow several times, containing an acoustic insulation (33) at least on one side.

Klimatisierungskanal für ein Fahrzeug

Ein Fahrzeug-Klimatisierungskanal mit einer länglichen bzw. gestreckten Querschnittkonfiguration, wobei der Klimatisierungskanal umfasst: eine obere Wand, eine untere Wand und Seitenwände, welche einen Innenraum umschließen, mindestens eine durch einen von mindestens einer der oberen Wand und der unteren Wand in den Innenraum vorstehenden Vorsprung gebildeten Einziehung bzw. Verengung, derart, dass die obere Wand mit der unteren Wand verbunden ist, wobei die Verengung sich kontinuierlich in einer Luftströmungsrichtung erstreckt, so dass eine Querschnittfläche der Verengung in der Luftströmungsrichtung konstant ist.

Flanschecke an einem Gehäuse

Flanschecke an einem Gehäuse (10) mit zwei an einer Kante (14) zusammenlaufenden Wänden (12), von denen jeweils ein Flansch (16, 18), der ein in seiner Längsrichtung verlaufendes Hohlprofil bildet, derart absteht, dass die Flansche in einer Ebene liegen und an einer Ecke des Gehäuses zusammenlaufen und dort miteinander eine Lücke (22) bilden, und mit einem Eckwinkel (24; 24'; 24"), der in einem Stück ausgebildet ist und sich so mit beiden Flanschen (16, 18) in Eingriff bringen lässt, dass er die Lücke (22) ausfüllt, dadurch gekennzeichnet, dass jeder der Flansche (16, 18) mindestens eine in das Innere des Hohlprofils führende Öffnung (50, 52, 52', 50'; 50", 52"; 52"') aufweist, dass zumindest eine (50; 50'; 50") dieser Öffnungen eine Einstecköffnung ist, die es erlaubt, den Eckwinkel in einer einheitlichen, zur Ebene der Flansche parallelen Einsteckrichtung (A, B) in die Flansche einzustecken, und dass der Eckwinkel zwei Eingriffsteile (54, 56; 54', 56') aufweist, von denen einer (54; 54 ...

Flachkanal für die Be- oder Entlüftung von Gebäuden und eine entsprechende Befestigungsanordnung

Die Erfindung betrifft einen Flachkanal (1) für die Be- oder Entlüftung von Gebäuden, mit zwei Wandpaaren (2, 3) aus jeweils zwei gegenüberliegenden Wänden (4, 5, 6, 7), wobei die Wände (4, 5, 6, 7) einen Durchtrittsquerschnitt des Flachkanals (1) umschließen, und wobei jeweils beide Wände (4, 5, 6, 7) jedes Wandpaars (2, 3) dieselbe Länge aufweisen, dadurch gekennzeichnet, dass zumindest die Wände (4, 5, 6, 7) eines der Wandpaare an ihrer Außenseite mindestens einen konvexen Abschnitt (A) oder einen Vorsprung aufweist. Es wird weiterhin eine entsprechende Befestigungsanordnung beschrieben.

Domestic or office ventilating ducting - comprises sections of different cross=sectional area having end wall thickness permitting dimensional deformation

Ducting is produced by interconnecting a number of sections of varying cross-sectional area by deforming the ends of ducting sections to the cross-sectional areas is adjacent sections whose ends form connecting members. Pref. the ducting, which may be circular or oval in cross-section, has a dia. varying between 80 and 150 mm and is made of plastics material. Ducting wall is thin and flexible such taht ends (24, 42) of sections (2, 34) can be deformed into the required cross-sectional area by compression or distenstion. Ducting has sufficient rigidity to be self-supporting. Pref. the ends have bellows, blow moulded portions or wound sections. Special connectors are dispensed with.

Cleaning and disinfection of air conditioning and ventilation ducting

The duct (1) is first disinfected. It is then coated with antistatic, flame-retardant polyurethane mass. This includes denaturing additives, e.g. strongly acid or alkaline salts. A section of the duct is sealed at both ends, preferably using inflatables (3, 4). A remotely-controlled sprayer (6) carriage (5) is employed. Polyurethane is premixed at a pump and supplied under pressure to the carriage. Air is induced into the ductwork (2) through a suction hole which can be sealed, up to and past the carriage. On leaving the duct, it enters a separator (8) connected by an adapter. Preferred features: The polyurethane mass used maintains a desired pH, through acid or alkaline additives.

Clip=on flange for rectangular box section duct - has hollow L=section with bar forming channel with double thickness walls housing duct edge

The clip-on flange is for use at transverse joints between rectangular box section ducts (1) in aerotechnical installations. A length is fitted to each edge of the duct to locate corner pieces (3) and form a continuous square external flange (2) for a sealed (23) and clipped (20) joint. The cross-section approximates to a double walled 'L'. The leg (10, 11) is tapered and hollow to accommodate corner pieces (3), returns terminally square (5) to locate connecting clips (20), and is shaped (22) to locate a seal (23). The bar is formed by a return-folded doubling of both the walls (10, 11) of the leg to derive a narrow channel (6). The channel (6) houses the edge (7) of the duct with a cranked flap (17) engaging a reciprocal duct rib (19) to lock the assembly. The sheet metal layers (12, 13, 16) forming the double walls of the channel (6) are crimped (14, 18) together.

Apparatus for the shock-resistant fastening of sheet-metal ducts

The apparatus for the shock-resistant fastening of sheet-metal ducts (10) on a load-bearing part (14, 24) has, at its principal part, a spring bow (18) in the form of a strip. This can have, for example, an essentially U-shaped cross-section. A hole for fastening on the load-bearing part (14, 24) is located in one leg (32) of the bow. The other leg (38) is to be connected to the sheet-metal duct (10) by means of individual fastening elements (46). At the point of connection with the load-bearing part (14, 24), the spring bow (18) is braced between elastomeric spring elements (20, 22) which permit limited moveability at the point of connection. ...

Automatic fresh-air ventilation and aeration

Published without abstract.

VORGEFERTIGTE FLANSCHVERBINDUNG

Luftführungs-Tafelelement

Die Erfindung betrifft ein Luftführungs-Tafelelement mit einer Basistafel (110), einer Abdecktafel (120), die orthogonal zur inneren Tafelfläche (112) der Basistafel (110) von dieser beabstandet ist, und einem Umfangsrand (150) mit einer umlaufenden Umfangswandung (130), die die Basistafel (110) und die Abdecktafel (120) miteinander verbindet und einen Luftführungs-Innenraum (140) zwischen der Basistafel (110) und der Abdecktafel (120) bestimmt, wobei die Abdecktafel (120) über ihre Fläche verteilt mit einer Vielzahl von Luftdurchtrittslöchern (122) versehen ist und wobei zumindest eine weitere Luftdurchtrittsöffnung (160, 170) in der Basistafel (110) oder im seitlichen Umfangsrand (150), vorzugsweise in der Umfangswandung (130), vorgesehen ist, die mit dem Luftführungs-Innenraum (140) in Fluidverbindung steht.

Adapteraufsatz für Lüftungsvorrichtung

Adapteraufsatz, der einen Adapterkörper (3) aufweist, welcher eine Unterseite (5) hat, die zum Befestigen an einer Lüftungsvorrichtung (2) ausgebildet ist, und eine Kammer (10) aufweist, die zum Überdecken eines Fluidanschlusses der Lüftungsvorrichtung (2) ausgebildet ist, wobei am Adapterkörper (3) mehrere Einsteckanschlüsse (6–9) ausgebildet sind, die verschiedene Querschnitte haben und jeweils zum Einstecken von Fluidleitungen ausgebildet sind, wobei jeder Einsteckanschluß (6–9) von der Kammer (10) durch eine Trennwand (11, 12) getrennt ist, in die wahlweise eine Öffnung einbringbar ist, so daß bei eingebrachter Öffnung der entsprechende Einsteckanschluß (6–9) mit der Kammer (10) und damit eine am Einsteckanschluß (6–9) eingesteckte Fluidleitung mit dem Fluidanschluß der Lüftungsvorrichtung (2) verbunden ist.

Verteilergehäuse für eine Luftaustauschvorrichtung

Verteilergehäuse (43, 43’’’, 143) zum Einbau einer Luftaustauschvorrichtung (1, 101) in eine Außenwand eines Gebäudes, wobei das Verteilergehäuse (43, 43’’’, 143) aufweist: – einen Aufnahmebereich für die Luftaustauschvorrichtung (1, 101), – eine Frischluft-Einlassöffnung (90) und eine Abluft-Auslassöffnung (91), – eine Abluft-Ansaugöffnung (44) und eine Zuluft-Ausblasöffnung (45), die jeweils an einer Seitenwand des Verteilergehäuses (43, 43’’’, 143) angebracht sind, – eine Abdeckhaube (56), wobei an der Frischluft-Einlassöffnung (90) und an der Abluft-Auslassöffnung (91) mindestens eine Radialdichtung (76, 77) vorgesehen ist, und wobei an der Abluft-Ansaugöffnung (44) und an der Zuluft-Ausblasöffnung (45) mindestens eine Axialdichtung vorgesehen ist.

Abluftkanalanordnung für ein Küchenabluftkanalsystem

Abluftkanalanordnung (1) für ein Küchenabluftkanalsystem, dadurch gekennzeichnet, dass die Abluftkanalanordnung (1) aus einem Blechrohr (2) und einer im Innern des Blechrohrs (2) entlang der Längsrichtung (x) des Blechrohrs (2) verschieblich aufgenommenen Stützstruktur (3) besteht, über die zwei gegenüber liegende Wandabschnitte (4) des Blechrohrs (2) gegeneinander abgestützt sind.

Luftkanal und Verfahren zu dessen Herstellung

IN EINER ZWISCHENDECKE ANGEORDNETES ZU- ODER ABLUFTELEMENT

Feuerschutz-Bauelement

Ein- oder mehrteiliges Feuerschutz-Bauelement – in Form eines Schachtes zur Aufnahme von Ver- und Entsorgungsleitungen, in Form eines Außenmantels für Schornsteine, in Form eines Be- und Entlüftungsschachtes von Gebäuden oder in Form einer Feuer- und Brandschutzverkleidung von Stahlträgern bei Gebäuden – mit rundem, recht- oder mehreckigem Querschnitt, – aus einem Zuschlagstoffe enthaltenden, zementgebundenen und eine Rohdichte zwischen 450 und 1200 kg/m3 aufweisenden Material, – in welchem die Zuschlagstoffe, jeweils bezogen auf das Gesamtvolumen des Materials, aus – 30 bis 60 Volumenprozent Schaumglas, – weniger als 45 Volumenprozent expandierbare oder expandierte Polystyrolpartikel und – weniger als 30 Volumenprozent an Blähtonpartikeln bestehen.

Kupplungsanordnung zum Verbinden zweier Fluidleitungskomponenten

Kupplungsanordnung zum Verbinden zweier Fluidleitungskomponenten, mit einem Vaterstück (2) und einem Mutterstück (3), die an Enden der Fluidleitungskomponenten angeordnet und ineinander steckbar ausgebildet sind, und mit einem Sicherungselement (4), das das Vaterstück (2) an dem Mutterstück (3) hält, wobei zwischen dem Vaterstück (2) und dem Mutterstück (3) ein Dichtelement (5) angeordnet ist, das im montierten Zustand des Vaterstückes (2) in dem Mutterstück (3) an einer Anlageschulter (22) des Vaterstückes (2) anliegt, dadurch gekennzeichnet, dass das Sicherungselement (4) als ein Federring ausgebildet ist, der in Axialrichtung wirksame Formschlusselemente (42, 43) aufweist, die in Rastgeometrien (21, 31) am Vaterstück (2) und Mutterstück (3) eingreifen und dass der Federring (4) einen offenen Querschnitt mit sich in Umfangsrichtung überlappenden Enden (4a, 4b) aufweist, an denen in Umfangsrichtung wirksame Verriegelungseinrichtungen (44, 45) angeordnet oder ausgebildet sind.

FLANSCHVERBINDUNG FUER RECHTECKIGE KLIMATISIERUNGSKANAELE

Ventilation assemblies and ducting

COOLING AND HEATING AIR JET DEVICE

AIR DUCT FITTINGS

CORNER BRACKET AND INTERCONNECTION SYSTEM FOR DUCTING.

A corner bracket (20, 120) forming part of a system of corner brackets adapted for mechanically inter-connecting in an air tight manner generally rectangular duct portions (37, 38). A first bracket (12) on the end of a first duct (37) is placed in adjacent, abutting, back to back relationship with a second bracket (6) on a second duct (38) and similarly at all four corners of the duct ends. Tabs (27, 127) which are formed from the corner bracket (20, 120) are located so as to be foldable over the adjacent, back to back brackets so as to mechanically bind the brackets together. The folding operation can be performed with hand tools such as hammers and the like. Using appropriate seals an air tight, mechanically sound duct join is accomplished. The brackets and the bracket inter-connection system are particularly suited for use with air conditioning duct networks.

A fan coil air conditioning system and inlet therefor

Underfloor ventilators

An underfloor ventilator of 'Z' shape and rectangular cross-section has a sloping upper surface (9) and obliquely extending flanges (12) on its sides to direct water falling on to the top and sides of the ventilator towards the front of the ventilator. An air brick (15) suitable for fitting into the mouth of the upper limb of the ventilator at its free end, is moulded in two parts from plastics material, a first part comprising a hollow brick body 16 with air deflecting webs (23,28) extending across its interior and a second part comprising a louvre member (18) which is a snap fit in the brick body (16). ...

DUCT MOUNTING STRUCTURE

Wall-mountable fan assemblies and wall ducts

Duct mounting structure for prefabricated curtain wall for use with an air conditioning system

In order to enable piping work associated with the duct mounting to the carried out easily, to obtain a large heat radiation area, and to enhance the efficiency of the heat radiation, there is provided a duct mounting structure for a prefabricated curtain wall with an air conditioning system having a frame body for a curtain wall unit formed by left and right hollow vertical member, upper and lower horizontal members, all of which are constituted of metallic extruded section members and which are framed with one another in a rectangular shape, and a hollow horizontal muntin constituted of a metallic extruded section member extending transversely between the left and right hollow vertical member and connected thereto. Respective hollow inside portions of the frame body constructing members and the horizontal muntin are arranged to intercommunicate so as to cause conditioned air to flow through a duct into the hollow inside portions. The conditioned air is blown out to a room through an outlet ...

DAMPER/DUCT CONNECTION MEANS

Underfloor air ducting

Rectangular/square spiral ducting systems with flange connectors

A method of manufacturing a composite insulating panel

Ductwork accessories

Fluid conduit with enhanced thermal conducting ability

A device and a method for supplying conditioned air to an aircraft

COOLING AND HEATING AIR JET DEVICE IN BUILDING INTERIOR OR EXTERIOR STRUCTURE

AIR VENTILATING DUCT

UNDERFLOOR VENTILATORS

AIR DEFLECTING MEANS

VENTILATION DUCTING

Vacuum relief and access door assembly

A vacuum relief and access door assembly, for use on a duct downstream of a fire or control dampers, comprises a frame including a duct facing surface with a seal member thereon, a closure member having side edges in sealing engagement with the seal member, and cooperative retaining members mounted on the frame and closure member and resiliently urging the closure member into sealing engagement with the seal member, yielding to allow the closure member to displace toward the duct to allow air flow thereby for vacuum relief and returning into sealing engagement with the seal member said retaining members being releasable for removal of said closure member.

DUCT JOINT ASSEMBLY

New type of insulating materials.

Corner connection for the bevelled wall flanges of a sheet-metal channel section with a rectangular cross section

A corner connection is described for the bevelled wall flanges 3 of a sheet-metal channel section with a rectangular cross section and having corner brackets 4 which bridge the gap area remaining between the wall flanges 3 and whose limbs 5 engage in the wall flanges 3 which form a hollow profile and are open at the sides, with the limbs 5 of the corner brackets 4 overlapping in the gap area between the wall flanges 3 and being connected to one another in the overlapping area. In order to provide advantageous construction conditions, it is proposed that the limbs 5 of the corner brackets 4 be connected to one another in a hinged manner about an axis at right angles to the plane of the bracket, and each have one starting track 9 which runs from the end face of the free limb end 7 to the inner longitudinal edge 8 and interacts with the outer channel edge 2 between the wall flanges 3. ...

Air shaft

The invention relates to an air shaft for admitting air to, or extracting air from, interior rooms which have no exterior window. The air shaft comprises a sheet-metal pipe 1 in which two partition walls 2, 3 are provided. In this way, the collecting shaft 4 and the secondary shafts 5, 6 are accommodated in a pipe. The two partition walls 2, 3 are located at an angle to one another. In this way, it is possible for the opening connectors 7, 8, 9, 10 into the ventilating system to be provided at an angle of between 180 degrees and 90 degrees in relation to one another. ...

PROCEDURE FOR THE CLEANING OF AIR DUCTS

LUFTFUHRUNGSROHR, INSBESONDERE FUR KLIMAANLAGEN

FLANSCHVERBINDUNG ZUM GEGENSEITIGEN BEFESTIGEN VON IM QUERSCHNITT IM WESENTLICHEN RECHTECKIGEN KANALTEILSTUECKEN AUS BLECH

LUFTSCHACHT

PIPE AND COMBINATION OF TWO OF SUCH PIPES

WINDOW WITH A VENTILATION PIPE

VENTILATION EQUIPMENT

PIPE UNION FUR AIRCONDITIONING LIGHTING FITTINGS

WITH A POETRY MISTAKE TUBING PLUG CONNECTOR, IN PARTICULAR FOR VENTILATION SYSTEMS

AIR DRIVING PIPE, IN PARTICULAR FUR AIR CONDITIONING SYSTEMS

Звукоизолированный воздуховод

Раскрытое техническое решение относится к области конструктивных элементов систем вентиляции и/или кондиционирования, а именно к устройству звукоизолированных воздуховодов. Технический результат заключается в повышении шумоизоляционных свойств бытового воздуховода при сохранении его компактности, внешнего вида и простоты монтажа. Технический результат достигается за счёт того, что звукоизолированный воздуховод содержит внешний короб, выполненный в виде трубы, толщиной стенки от 0,4 мм до 3 мм; отличающийся тем, что воздуховод содержит слой шумопоглощающего материала толщиной не более 50 мм; причём слой шумопоглощающего материала своей внешней поверхностью прилегает к по меньшей мере части внутренней поверхности внешнего короба. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 191 178 U1 (51) МПК F24F 13/24 (2006.01) F24F 13/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК F24F 13/24 (2019.05); F24F 13/02 (2019.05) (21)(22) Заявка: 2019101918, 24.01.2019 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Вайс Антон Геннадьевич (RU), Гаджиев Алексей Сергеевич (RU) Дата регистрации: 29.07.2019 (56) Список документов, цитированных в отчете о поиске: WO 1993011327 A1, 10.06.1993. EP 1128032 A2, 29.08.2001. KR 2015001285 U, 01.04.2015. US 5762109 A1, 09.06.1998. (45) Опубликовано: 29.07.2019 Бюл. № 22 1 9 1 1 7 8 R U (54) ЗВУКОИЗОЛИРОВАННЫЙ ВОЗДУХОВОД (57) Реферат: Раскрытое техническое решение относится к области конструктивных элементов систем вентиляции и/или кондиционирования, а именно к устройству звукоизолированных воздуховодов. Технический результат заключается в повышении шумоизоляционных свойств бытового воздуховода при сохранении его компактности, внешнего вида и простоты монтажа. Технический результат достигается за счёт того, что Стр.: 1 звукоизолированный воздуховод содержит внешний короб, выполненный в виде трубы, толщиной стенки от 0,4 мм до 3 мм; отличающийся тем, что ...

Air-conditioning system

An air-conditioning system includes a ceiling plenum disposed above a ceiling of a room; an air-conditioning machine disposed in an internal space of the room; a plurality of IT apparatus mounting racks disposed in a plurality of rows, with rear faces of the IT apparatus mounting racks in adjacent two rows opposed to each other; a upper partitioning board disposed between an upper face of the plurality of IT apparatus mounting racks and the ceiling; an end-partitioning board disposed between each of ends of a space between adjacent two rows of the plurality of IT apparatus mounting racks and the ceiling; and a ceiling opening portion provided in the ceiling above a warm-air space enclosed by the upper partitioning board and the end-partitioning board. The ceiling opening portion connects the warm-air space with the ceiling plenum.

Shield for Diverting Air Flow

A movable shield for directing air flow to or from a heating and air conditioning unit is described. The shield defines a duct for directing air flow. The duct can be positioned vertically so that airflow occurs in a preferred direction. The shield has a panel and a plurality of connectors for movably securing the shield to a vertical surface. Moving the shield can overcome the natural convective tendencies of treated air. Heated air can be directed downward, and cooled air can be directed upward. This can improve energy efficiency.

FULLY LAMINATED FLEXIBLE VENTILATION DUCT

The present invention relates to a fully laminated flexible ventilation duct, which is used in the ventilation systems in order to convey the conditioned air into the spaces to be subject to air conditioning, wherein said ventilation duct is self heat-insulating and has a flexible structure. 134234134. A fully laminated flexible ventilation duct , which is used in the ventilation systems in order to convey the conditioned air into the spaces to be subject to air conditioning , wherein said ventilation duct has a flexible structure , characterized in that it comprises at least one inner coating layer () and at least one outer coating layer () , at least one insulating layer () is present between said inner and outer coating layers ( , ) , and there are also present steel wires () at certain intervals in the section between the inner and outer coating layers ( , ).21. Ventilation duct according to characterized in that said steel wires () are helical-shaped.334. Ventilation duct according to characterized in that as the inner and outer coating layers ( claim 1 , ); aluminum foil claim 1 , polyethylene film claim 1 , polyester film claim 1 , opp film claim 1 , pvc film are used.42. Ventilation duct according to characterized in that as the insulating layer (); polyethylene foam is preferably used claim 1 , and alternatively claim 1 , it is possible to use different insulation materials like rubber claim 1 , fiberglass claim 1 , glass wool.5. A method for forming a fully laminated flexible ventilation duct claim 1 , which is used in the ventilation systems in order to convey the conditioned air into the spaces to be subject to air conditioning claim 1 , wherein said ventilation duct has a flexible structure claim 1 , said method being characterized by{'b': 3', '4, 'providing at least one inner coating layer () and at least one outer coating layer (),'}{'b': 2', '3', '4, 'directly applying at least one insulating layer () between the inner coating layer () and the outer ...

Method of Installing Sealed Circular Ductwork

A circular sheet metal duct having a sealant applied across the longitudinal seam. The sealant will improve the efficiency and will reduce or eliminate air leakage from the longitudinal seam. The sealant is applied during the manufacturing processes so that an installer does not have to seal the duct work. The method of manufacturing the sealant is provided. 1. A method of manufacturing a sealed circular cross-section duct comprising:a) providing an unassembled circular sheet metal duct having a self locking longitudinal seam with a reusable liquid applied sealant positioned within the longitudinal seam while the seam is being formed; andb) thereafter engaging the longitudinal seam and thereby simultaneously locking the seam to form the circular sheet metal duct and sealing the longitudinal seam without an installer applying sealant.2. A method as recited in wherein the sealant has physical properties such that it provides a reusable seal so that the self locking longitudinal seam can be engaged claim 1 , disengaged and reengaged.3. A method as recited in wherein the self locking longitudinal seam contains a button lock.4. A method as recited in wherein the self locking longitudinal seam contains a reeves lock.5. A method as recited in wherein the metal duct is capable of a pipe pressure of at least ¼ water column to 10″ water column without the seal failing.6. A method as recited in wherein the sealant does not give off any volatile organic compound.7. A method as recited in wherein there is no off gassing from the sealant during installation or system operation.8. A method as recited in wherein an exterior surface of the duct does not have sealant.9. A method as recited in wherein the sealant is encapsulated by the sheet metal so that it is not exposed and does not come into contact with an airstream.10. A method as recited in wherein the sealant does not blow out under pressure or drip out under heat below a temperature of 220° F.11. A method as recited in ...

Heat dissipating apparatus with air duct

A heat dissipating apparatus in an electrical device includes a air duct. The air duct includes an air inlet and an air outlet. A plurality of ventilation members are attached to the air inlet and the air outlet thereof. Each ventilation member defines a number of ventilation holes of a certain size calculated to keep EMI out. A coated layer formed on an inner surface of the air duct to shield electromagnetic waves which may be generated by the electrical components of the device.

Air Exchange Device For Refrigerated Chamber

A refrigeration unit is provided for conditioning air within a refrigerated chamber for housing perishable goods having an improved air exchange device for selectively admitting fresh air into the refrigerated chamber while simultaneously venting air from within the refrigerated chamber. The air exchange device includes a tubular member having a first chamber and a second chamber isolated from first chamber, the first chamber having an inlet in flow communication with a fresh air source and an outlet opening in flow communication with the refrigerated chamber on a suction side of the evaporator, and the second chamber having an inlet in flow communication with the refrigerated chamber in a discharge side of evaporator fan and an outlet opening in flow communication with a space exterior of the refrigerated chamber. 1. A refrigeration unit for conditioning air within a refrigerated chamber for housing perishable goods , the refrigeration unit comprising:an evaporator heat exchanger disposed in operative association with the refrigerated chamber;an evaporator fan for circulating a flow of air drawn from the refrigerated chamber through the evaporator heat exchanger and back into the refrigerated chamber, the evaporator fan having a suction side and a discharge side; andan air exchange device including a tubular member having a first chamber and a second chamber isolated from first chamber, the first chamber having an inlet in flow communication with a fresh air source and an outlet opening in flow communication with the refrigerated chamber on a suction side of the evaporator fan, and the second chamber having an inlet in flow communication with the refrigerated chamber in a discharge side of the evaporator fan and an outlet opening in flow communication with a space exterior of the refrigerated chamber.2. The refrigeration unit as set forth in wherein the outlet of the first chamber has a flow area that may be selectively adjusted from fully open to fully closed.3. ...

Duct blank seam and apparatus for making a duct blank seam

A flanged duct blank has a male part defined by lead notches formed at each side of a leading end and has a female part defined by trail notches formed at each side of a trailing end. The male part includes a lock tab. The female part includes a leg part and a Z-bend. The Z-bend includes a leg part and a gap. The duct blank is repeatedly clamped and bent by a pivoting wiper to form a duct portion. The pivoting wiper includes a clench tool that has a retractable rib and a retractable roller. With the lock tab inserted into the Z-bend and the retractable rib engaged with the Z-bend, the retractable roller clenches the leg part over the lock tab to lock the male and female parts together in a duct seam.

DEVICES AND METHODS TO PROVIDE AIR CIRCULATION SPACE PROXIMATE TO INSULATION MATERIAL

Insulation spacer devices, methods and related construction techniques are provided. An exemplary device may include a body having a plurality of openings defining an openwork, to allow the passage of air therethrough when placed in contact with insulation material. The device may further include a plurality of spacer struts and/or spacing depressions fixedly attached to the body. The struts may be configured to maintain a predetermined distance between a first side of the insulation material and a building surface. The body and struts act together to define and maintain a space between the first side of the insulation material and the building surface, for example, for ventilation. The building surface can be the bottom face of a roof, an insulated attic floor, wall sheathing or a soundproofed demising wall, for example. The spacer device can be capable of being transported and stored together with, or as a separate item from, the insulation material, and can also be stored in nested layers. The device can also be stored in rolled form. The openwork of the device can additionally or alternatively include a sheet of Entangled net filaments or other similar material. 1. A system adapted and configured to ventilate thermal insulation in a roof structure of a building , comprising:a) a plurality of spaced apart rafters forming at least a portion of a roof structure;b) structural paneling material applied to the structure proximate an outer surface of the rafters, wherein an inner face of the structural paneling material defines an inwardly-facing interior building surface;c) thermal insulation material disposed between the rafters; andd) a spacer disposed along substantially the entire length of the thermal insulation material and interposed at least partially between the interior building surface and the thermal insulation material, the spacer acting to define a ventilation channel between the interior building surface and the thermal insulation material, the spacer ...

Rectangular Sheet Metal Sealed Duct

A rectangular cross-section sheet metal duct system that is automatically sealed when assembled prevents or reduces leakage of air from the duct system. 1. A rectangular sheet metal duct system for conducting conditioned air from a furnace or air conditioner or conducting air from a room comprising:(a) rectangular sheet metal duct sections of a specific length;(b) flanges roll-formed on the ends of the duct sections with the flanges having a perpendicular face extending away from the walls of the main body of duct sections and a parallel face extending parallel to the walls of the main body of duct sections;(c) gasketing material affixed to the perpendicular faces of the flanges during the manufacturing process and prior to shipment;(d) flexible sealing corner pieces inserted to seal the corners of the ducts where the flanges do not meet each other with one corner piece sealing two mating ducts;(e) the rectangular sheet metal duct system being automatically sealed when a flange with gasketing material attached is put in contact with a flange of a mating duct section and the two duct sections contact the flexible corner pieces at the four corners of the duct sections; and(f) drive cleats are placed over mating duct section flanges to hold the duct system together.2. The rectangular sheet metal duct system of wherein the height of the perpendicular flanges between the duct section main body and the parallel flanges does not exceed 0.5 inches.3. The rectangular sheet metal duct system of wherein portions of the flexible corner pieces extend under the walls of the main bodies of the duct sections and another section protrudes above the main bodies of the duct sections in the areas at the corners where there are no flanges.4. The rectangular sheet metal duct system of wherein the longitudinal seams of the rectangular sheet metal duct sections contain sealant to seal the entire duct system.5. The rectangular sheet metal duct system of wherein the component parts may be ...

Flexible Register Boot for Heated and Cooled Air

A flexible contoured boot for transmitting air to or from a room register in a building.

Apparatus And Method For Placement Of Angle Plates In Transverse Duct Flanges

An apparatus and method are described for inserting angle plates in transverse duct flanges. The apparatus is especially useful in inserting angle plates into transverse duct flanges of duct fittings. Packages for holding angle plates are also described. 1. An apparatus for automatically assembling an angle plate in channel shaped flanges at ends of duct panels joined in a corner to form a duct section , said apparatus comprising:a platen adapted for engaging an end of a duct in a preselected position relative to said platen;clamping members adapted for locking a duct in a preselected position relative to said platen;a supply hopper for angle plates located underneath said platen adapted for advancing upwardly an angle plate for insertion into said duct;an angle plate advancing member adapted for advancing an angle plate into engagement with a corner of a clamped duct section; andpressing members adapted for pressing an angle plate into said corners of said duct.2. An apparatus according to wherein each duct flange has a free side edge claim 1 , and there are means for crimping said side edges over said angle plate.3. An apparatus according to further comprising a trigger member and an electric switch to activate said insertion and a PLC member to control sequence operation of components of said apparatus.4. An apparatus according to wherein said supply hopper further comprises an elevator for advancing said angle plate into position relative to said angle plate advancing member.5. An apparatus according to wherein said elevator comprises a V-shaped magazine for holding angle plates claim 4 , an air cylinder and finger plates adapted to engage said angle plates.6. An apparatus according to wherein said clamping members comprise a clamp arm claim 1 , a clamp head and a clamp finger adapted to engage said duct flange to lock said flange in place.7. An apparatus according to wherein said angle plate advancing member comprises a feed member having a V-shape notch for ...

INSULATED REGISTER BOX WITH BOOT RAIL ADAPTOR

An insulated register box with a boot rail adapter has a register box, an insulating material affixed within the register box, a rail guide affixed to a side panel of the register box, and a rail having a section received in a slot of the rail guide. The rail is adapted to be affixed to a supporting surface, such as a joist. The rail guide is slidable relative to the rail. The rail guide is affixed to an exterior surface of the side panel. 1. An apparatus comprising:a register box having a plurality of side panels and a duct opening to an interior of said plurality of side panels;an insulating material affixed to said plurality of side panels and extending inwardly of said plurality of side panels;a rail guide affixed at least one of said plurality of side panels, said rail guide defining a slot that extends longitudinally along said rail guide; anda rail having a section received in said slot of said rail guide, said rail adapted to be affixed to a supporting surface.2. The apparatus claim 1 , said rail guide being slidable relative to said rail.3. The apparatus of claim 2 , said rail guide affixed when exterior surface of the side panel.4. The apparatus of claim 3 , said rail guide being affixed to said exterior surface of the side panel without fasteners.5. The apparatus of claim 1 , said rail guide comprising a first rail guide affixed to a first side panel of said plurality of side panels and a second rail guide affixed to a second side panel of said plurality of side panels claim 1 , said first side panel being on an opposite side of said register box from said second side panel.6. The apparatus of claim 5 , said rail comprising a first rail received by said first rail guide and a second rail received by said second rail guide.7. The apparatus of claim 1 , said rail guide having a first surface affixed to the side panel and a second surface extending upwardly from said first surface and a third surface extending downwardly from said second surface and an ...

System of Couplers for Connecting Flexible Ducting of Forced Air Systems

A stabilizer component comprising a unitary body including a central flange, a plurality of first and second retention stanchions. The central flange defines a through-hole from a first end portion to a second end portion of the stabilizer component, and includes an inner circumference and an outer circumference. Each first retention stanchion, of the plurality of first retention stanchions, (i) extends orthogonally and outwardly from the outer circumference of the central flange in a first direction, and (ii) is configured to be inserted into a respective receiving slot of a first HVAC connecting component. Each second retention stanchion, of the plurality of second retention stanchions, (i) extends orthogonally and outwardly from the outer circumference of the central flange in a second direction, said second direction being opposite said first direction, and (ii) is configured to be inserted into a respective receiving slot of a second HVAC connecting component. 1. A stabilizer component configured to securely couple two heating , ventilating and air conditioning (HVAC) system components together , the stabilizer component comprising:a unitary body including a central flange (i) defining an through-hole from a first end portion of the stabilizer component to a second end portion of the stabilizer component, and (ii) including an inner circumference and an outer circumference,a plurality of first retention stanchions, wherein each first retention stanchion (i) extends orthogonally and outwardly from the outer circumference of the central flange in a first direction, and (ii) is configured to be inserted into a respective receiving slot of a first HVAC connecting component; anda plurality of second retention stanchions, wherein each second retention stanchion (i) extends orthogonally and outwardly from the outer circumference of the central flange in a second direction, said second direction being opposite said first direction, and (ii) is configured to be inserted ...

SOUNDPROOF STRUCTURE BODY

Provided is a soundproof structure body including an opening member that forms an opening tube line having a cross-sectional area S, and at least two resonance structures for sound waves that are installed inside the opening tube line, and in a case where a cross-sectional area of the resonance structure is defined as Si, a width thereof is defined as di, an interval between the two resonance structures is defined as L, an impedance of the two resonance structures is defined as Zi, and a synthetic acoustic impedance is defined as Zc, a condition of Expression (1) is satisfied at a resonance frequency f0 at which a theoretical absorption value At is a maximum value. This soundproof structure body can realize high absorption using a plurality of resonance structures. 2. The soundproof structure body according to claim 1 , wherein a resonance frequency of the resonance structure located on the upstream side in the waveguide forward direction is set to be different from a resonance frequency of the resonance structure located on a downstream side claim 1 , out of the two resonance structures.3. The soundproof structure body according to claim 1 , wherein a resonance frequency of the resonance structure located on the upstream side in the waveguide forward direction is higher than a resonance frequency of the resonance structure located on a downstream side claim 1 , out of the two resonance structures.4. The soundproof structure body according to claim 1 , wherein in a case where a wavelength of the resonance frequency f0 is denoted by λ(f0) claim 1 , the interval L satisfies L<λ(f0)/4.5. The soundproof structure body according to claim 1 , wherein the two resonance structures are integrated.6. The soundproof structure body according to claim 1 , wherein the at least two resonance structures are three or more resonance structures.7. The soundproof structure body according to claim 1 , wherein at least one resonance structure of the at least two resonance structures is a ...

Ductwork System for Modulating Conditioned Air

A ductwork system including a temperature modulating blanket with phase change material. The system allows for attic installation of ductwork while substantially avoiding effects of excessive temperatures and temperature gradients of the attic space on conditioned air run through the ductwork. Thus, smaller HVAC and overall power requirements may be realized for air conditioning applications in structural facilities. This may be of particular benefit for structural facilities retrofitted with HVAC systems where attic space is more likely to be made greater use of for accommodating ductwork. 1. A ductwork system comprising:ductwork for installation in an attic space of a structural facility to channel conditioned air, the attic space prone to present a gradient of temperature across a height of the ductwork; anda temperature modulating blanket positioned on the ductwork and accommodating a phase change material therein with a predetermined melting range to minimize temperature variance of the conditioned air within the ductwork across the height thereof.2. The ductwork system of wherein the temperature modulating blanket is wrapped substantially around an entirety of an outer surface of the ductwork.3. The ductwork system of wherein the structural facility comprises a ceiling defining the attic space claim 1 , the temperature modulating blanket positioned on an upper surface of the ceiling and around a portion of the ductwork.4. The ductwork system of wherein the phase change material is selected from a group consisting of water claim 1 , calcium hexahydrate claim 1 , calcium chloride hexahydrate claim 1 , sodium sulfate claim 1 , paraffin claim 1 , coconut oil claim 1 , NaASO.10HO claim 1 , CACl6HO claim 1 , NaSO.5HO claim 1 , NaCO.10HO and NaHPO.12HO.5. The ductwork system of wherein the temperature modulating blanket further comprises one of a thermally conductive layer and a reflective layer over the phase change material and substantially air-free claim 1 , ...

AIR DUCT DAMPER AND INSTALLATION COMPONENTS

A flow control member includes a body portion configured to be coupled to a damper plate and a plurality of projections extending from a periphery of the body portion. The plurality of projections defining an flow space between adjacent projections. The plurality of projections vary in size along the periphery of the body portion. 1. A flow control member comprising:a body portion configured to be coupled to a damper plate;a plurality of projections extending from a periphery of the body portion, the plurality of projections defining an flow space between adjacent projections;wherein the plurality of projections vary in size along the periphery of the body portion.2. The flow control member of claim 1 , wherein a height of the plurality of projections varies along a periphery of the body portion.3. The flow control member of claim 1 , wherein the plurality of projections are configured to flex upon engagement with an air duct wall.4. The flow control member of claim 3 , wherein the plurality of projections are configured to resist flexing due to flow past the flow control member.5. The flow control member of claim 4 , wherein the body portion has a first stiffness greater than a second stiffness of the plurality of projections.6. The flow control member of claim 1 , wherein the body portion is generally circular in shape claim 1 , and wherein the plurality of projections increase in length along the body portion from opposite lateral sides toward a central portion of the flow control member.7. The flow control member of claim 1 , wherein the body portion comprises a first body portion and a second body portion separate from the first body portion claim 1 , wherein the plurality of projections are provided on both of the first body portion and the second body portion.8. The flow control member of claim 1 , further comprising a pocket portion coupled to the body portion claim 1 , wherein the pocket portion and the body portion form a recess configured to receive at ...

DUCT LEAKAGE DETECTION SYSTEM AND METHOD

Systems and methodologies are disclosed to detect a leak in a duct system or other closed loop system. The system and methodologies use a light source to detect a leak in a duct system, e.g., the ductwork of a HVAC/R system. 1. A leak detection system for ductwork , comprising:a handle;a lighting source operatively connected to the handle;a reflector connected to the handle, wherein the reflector reflects light from the lighting source at an angle; anda securing component for securing the leak detection system to a duct, wherein the securing component secures the system such that the light from the light source shines inside the ductwork.2. The system of claim 1 , wherein the reflector is configurable such that the angle at which light is reflected can be changed by the user.3. The system of claim 1 , wherein the reflector is connected to the handle via a support.4. The system of claim 4 , wherein the length of the support is adjustable.5. The system of claim 1 , wherein the reflector is made from glass.6. The system of claim 1 , wherein the reflector reflects light at an angle of 180°.7. The system of claim 1 , wherein the securing component is a magnet.8. The system of claim 7 , wherein the lighting source is aligned with the magnet to control the angle at which the light shines on the reflector.9. A method of detecting a leak in a duct system comprising:attaching, via a securing component, a leak detecting system to a duct, wherein the leak detecting system comprises a handle, a lighting source operatively connected to the handle, and a reflector;shining light from the lighting source inside the duct, anddetecting the light outside the duct in the presence of a leak in the duct.10. The method of further comprising configuring the reflector to reflect light at a predetermined angle prior to detecting the light outside the duct.11. The method of further comprising aligning the lighting source with the securing component to control the angle at which the light ...

SELECTIVELY CLOSABLE VENTILATION OPENING

A ventilation assembly having a moveable trim moveable between an open position in which the moveable trim defines a gap with a ceiling trim to allow movement of fluid and a closed position in which the moveable trim is against or adjacent to the ceiling trim to eliminate or reduce the gap and prevent or limit fluid flow. 1. A ventilation assembly comprising:a main housing including an inlet through which air can be received into the main housing and an outlet through which air exits the main housing;a blower situated in the main housing and operable to generate a flow of air;a trim assembly coupled with the main housing and comprising a moveable trim, the trim assembly being movable between a retracted position in which the moveable trim is near the main housing and an extended position in which the moveable trim is farther from the main housing than in the retracted position.2. The ventilation assembly of claim 1 , wherein the main housing includes a ceiling trim claim 1 , wherein in the retracted position the moveable trim is positioned near to the ceiling trim and in the extended position the baffle trim is positioned spaced apart from the ceiling trim to define a gap through which air can be drawn into the inlet of the main housing.3. The ventilation assembly of claim 1 , wherein the trim assembly includes a baffle wall connected with the trim for movement between the retracted and extended positions.4. The ventilation assembly of claim 3 , wherein the baffle wall forms a canister housing for receiving a lighting element for illumination.5. The ventilation assembly of claim 3 , wherein the canister housing is formed as a frusto coned-shaped housing defining a space therein for receiving the lighting element claim 3 , the housing defining an opening that faces away from the main housing for guiding illumination into a room.6. The ventilation assembly of claim 1 , further comprising a linkage coupled between a frame secured with the main housing and the trim ...

INTEGRATED AIR FLOW ADJUSTER FOR CONVENTIONAL AIR DUCT SYSTEMS

A ventilation unit intended to serve as a supply and/or exhaust unit integrated into an air duct system in a ventilation plant, includes at least two tube sections connectable with a common axis with mutually adapted dimensions, whereby 115-. (canceled)16. A ventilation unit intended to serve as at least one of a supply unit and an exhaust unit in an air duct system in a ventilation plant , [{'b': 1', '3, 'the ventilation unit comprises at least two sections of tube (, ) that can be connected with a common axis with mutually adapted dimensions,'}, {'b': '3', 'at least one of the said sections of tube () constitutes a fixed part that is connected to the said air duct system,'}, {'b': 1', '3, 'at least one of the said sections of tube () can be displaced relative to at least one axially connected fixed section of tube (),'}, {'b': 1', '3', '3', '2', '1', '3, 'two of the said sections of tube that can be connected along their axis are mutually displaceable and form an area of overlap (-) at their connecting end parts, whereby one of these sections of tube () has one or several openings () that can be opened in the wall of the tube next to the said area of overlap (-), and'}, {'b': 2', '1', '3, 'the flow of air through the said one or several openings () that can be opened can be regulated with respect to both its magnitude and its direction, through displacement and rotation, respectively, of the displaceable sections of tube () in relation to the at least one fixed section of tube ().'}], 'characterized in that'}17. The ventilation unit according to claim 16 , [{'b': 1', '3', '3, 'the ventilation unit comprises at least three sections of tube (, , ) that can be connected with a common axis with mutually adapted dimensions,'}, {'b': 3', '3', '1', '2', '2, 'at least two of the said sections of tube (, ) are constituted by fixed parts of the said air duct system and the third section of tube () constitutes an intermediate part that can be displaced through at least ...

FLOW CHANNEL AND HEATING, VENTILATION, OR AIR CONDITIONING SYSTEM

A flow channel, in particular for a heating, ventilation, or air conditioning system, whereby the flow channel has a flow channel inner wall with at least one recess and at least one sound-permeable cover, whereby the at least one sound-permeable cover covers the at least one recess in order to conduct a fluid stream, flowing through the flow channel, away from the at least one recess, and with at least one acoustic dampening chamber, which surrounds the at least one recess on a side, facing away from the flow channel, of the at least one sound-permeable cover, whereby the at least one acoustic dampening chamber has at least one partition wall that divides the at least one acoustic dampening chamber into at least two compartments. 1. A flow channel for a heating , ventilation , or air conditioning system , the flow channel comprising:a flow channel inner wall with at least one recess and at least one sound-permeable cover, the at least one sound-permeable cover covering the at least one recess in order to conduct a fluid stream flowing through the flow channel away from the at least one recess; andat least one acoustic dampening chamber that surrounds the at least one recess on a side, facing away from the flow channel, of the at least one sound-permeable cover, the at least one acoustic dampening chamber having at least one partition wall that divides the at least one acoustic dampening chamber into at least two compartments.2. The flow channel according to claim 1 , wherein the at least one partition wall has a purality of openings.3. The flow channel according to claim 2 , wherein the openings are formed as holes and/or slits.4. The flow channel according to claim 1 , wherein the at least one partition wall substantially divides the at least one acoustic dampening chamber into a first compartment facing the flow channel and disposed adjacent to the at least one sound-permeable cover and into a second compartment facing away from the flow channel.5. The flow ...

SYSTEMS FOR AND METHODS OF DIRECTING AIRFLOW IN AIR HANDLING SYSTEMS

An air handling system comprises a housing and a fan configured to circulate air. The housing comprises at least one wall defining a passageway for the air and at least one vortex generator coupled to the at least one wall. The at least one vortex generator extends partially into the passageway. 1. An air handling system comprising:a fan configured to circulate air; at least one wall defining a passageway for the air; and', 'at least one vortex generator coupled to said at least one wall, said at least one vortex generator extending at least partially into said passageway., 'a housing comprising2. The air handling system of claim 1 , wherein said at least one wall forms an outlet for exhausting the air from said housing claim 1 , said at least one vortex generator coupled at said outlet.3. The air handling system of claim 1 , wherein said at least one wall forms an inlet configured to draw the air into said housing claim 1 , said at least one vortex generator coupled to said inlet.4. The air handling system of further comprising a vane disposed in said passageway claim 1 , said vane configured to direct the air claim 1 , said at least one vortex generator coupled to said vane.5. The air handling system of claim 1 , wherein said housing comprises four walls joined at approximately right angles claim 1 , said vortex generator disposed on an inner surface of one of said walls.6. The air handling system of claim 1 , wherein the air flows through the passageway in an airflow direction claim 1 , said at least one vortex generator being oriented to form an irregular angle with the airflow direction.7. The air handling system of claim 1 , wherein said at least one vortex generator comprises a rectangular-shaped plate comprising an edge and a substantially flat face claim 1 , said edge coupled to said at least one wall and said face oriented in a plane substantially perpendicular to said at least one wall.8. The air handling system of claim 7 , wherein said at least one ...

VENTILATION FAN HOUSING AND MOUNTING SYSTEM

A fan housing and mounting system, including vent duct connector, that facilitates installation of a fan in a rough opening in a wall or ceiling, the housing having a first tab extending from the distal end of the wall and a second tab extending from the distal end of the wall, the first tab sized and shaped to engage a first side of the wall or ceiling, and the second tab sized and shaped to engage a second side of the structural member adjacent the rough opening to attach the housing to the wall or ceiling. A vent duct connector utilizes a novel notched flange to engage the housing in restricted installation spaces. 1. A removable mounting housing that facilitates installation of an object in a rough opening in a structural member having a first surface and an opposing second surface , the housing comprising:at least one wall that circumscribes an interior space, the interior space sized and shaped to accommodate retention of the object in the interior space, the at least one wall having a distal end;a first tab extending from the distal end, the first tab sized and shaped to be bent to bear against the first surface of the structural member; anda second tab extending from the distal end, the second tab sized and shaped to engage the second surface of the structural member adjacent the rough opening and to attach the housing to the structural member,wherein the first and second tabs are integrally formed with the at least one wall, are co-planar with the at least one wall, and are formed of bendable material that retains a bent shape and can be bent more than once without failure, the first and second tabs having a thickness that enables manual bending of the first and second tabs from an original position to at least an angle of 90 degrees with respect to the at least one wall.2. (canceled)3. The removable mounting housing of wherein the first and second tabs are capable of being bent more than once without breaking.4. The removable mounting housing of wherein ...

DEVICE FOR SEALING BETWEEN TWO COAXIAL DUCTS AND ASSEMBLY

A sealing device comprising: an axially deformable tubular membrane () having a first annular end and a second annular end (), a first annular coupling ring () rigidly connected to the first end of the tubular membrane and having a lateral annular wing () providing an axial annular attachment space () that is axially open on the side of the second annular end of the tubular membrane and is radially located on a lateral side of the tubular membrane, and a second coupling ring () rigidly connected to the second end of the tubular membrane and having a projecting lateral annular ring () axially extending opposite the first annular end of the tubular membrane and radially offset opposite said axial annular attachment space relative to said lateral side of the tubular membrane. An assembly comprising two coaxial ducts () engaged together, between which the sealing device is mounted. 1. The sealing device comprising:an axially deformable tubular membrane having a first annular end and a second annular end,a first annular coupling ring fastened to the first end of the tubular membrane and having a lateral annular flange providing an axial annular attachment space that is axially open on the side of the second annular end of the tubular membrane and is radially situated on a lateral side of the tubular membrane, anda second coupling ring fastened to the second end of the tubular membrane and having a projecting lateral annular flange extending axially away from the first annular end of the tubular membrane and radially offset away from said axial annular attachment space relative to said lateral side of the tubular membrane.2. The device as claimed in claim 1 , in which:the first coupling annular flange comprises an interior annular flange, an external annular flange offset radially relative to the interior annular flange and a connecting annular portion connecting the exterior annular flange and the interior annular flange;the second coupling annular ring comprises an ...

Adjustable Start Collar

An adjustable duct start collar may include a base with a flange on a first end of the base and a plurality of tabs on a second end of the base. The base may be constructed of a material of substantially uniform thickness and include at least two slots in the base. The first of the slots may be positioned substantially parallel to a second of the at least two slots. Each of the slots of the at least two slots being able to independently receive the flange, whereby when the base is curved into a cylindrical shape with the flange positioned in the first of at least two slots, the curved base will form a cylindrical shape with a first diameter and when the flange is positioned in the second of the at least two slots, the curved base will form a cylindrical shape with a second diameter. 1. An adjustable duct start collar , comprising:a base including a flange on a first end of the base and a plurality of tabs on a second end of the base, the base constructed of a material of substantially uniform thickness; andat least two slots in the base, the first of the at least two slots positioned substantially parallel to a second of the at least two slots, each of the slots of the at least two slots being able to independently receive the flange, whereby when the base is curved into a cylindrical shape with the flange positioned in the first of at least two slots, the curved base will form a cylindrical shape with a first diameter and when the flange is positioned in the second of the at least two slots, the curved base will form a cylindrical shape with a second diameter.2. The adjustable duct start collar according to claim 1 , wherein the first end of the base is adjacent to the second end of the base.3. The adjustable duct start collar according to claim 1 , wherein at least one of the plurality of tabs is folded to be substantially parallel to the second end of the base.4. The adjustable start collar according to claim 1 , wherein at least two of the plurality of tabs are ...

DUCT CONNECTION DEVICE

A duct is shaped and sized for connectability to a vent (or vent adaptor). The duct has an end portion with a flared section separated from a tapered flap section by a lip. The flaps are foldable inwardly at the lip upon engagement with the vent, and airflow through the duct presses the folded flaps against the vent for additional securement of the connection between same. Additional securement and stability may be provided by an adhesive retaining a tapered flap section to a flared section following inward folding of the tapered flap section. 1. A duct connection system , comprising:a duct body including an end portion having a flared section separated from a tapered flap section by a lip, the tapered flap section being inwardly foldable at the lip to form a secure connection with a vent or vent adaptor such that the outer surface of the flap section is engageable with an outer surface of the vent or vent adaptor.2. The duct connection system of claim 1 , wherein the hollow duct body comprises at least one of plastic or foam.3. The duct connection system of claim 1 , wherein the hollow duct body comprises at least one portion shaped substantially as a rectangular prism.4. The duct connection system of claim 1 , wherein the hollow duct body comprises at least one portion shaped substantially cylindrically.5. The duct connection system of claim 1 , wherein the end portion includes a flared section having walls flaring outwardly from body portion at an angle Θ of from between 10° and 20°.6. The duct connection system of claim 1 , wherein the end portion includes a flared section about an entirety of a periphery of the body claim 1 , the flared section having walls flaring outwardly from body portion at an angle Θ of from between 10° and 20°.7. The duct connection system of claim 1 , wherein the lip provides an inward drop from an outer surface of a flared portion from which the tapered flap section extends.8. The duct connection system of claim 7 , wherein the lip ...

Insulated duct with air gap and method of use

An insulated duct comprises a free floating liner, an optional bulk insulation layer, a vapor barrier, and a reflective insulation system. The reflective insulation system includes an air gap and a low-e surface. The gap is positioned between the bulk insulation layer and the low-e surface or the outer member and the low0e surface if no insulation is used to gain additional insulating value for the duct. With the free floating liner and the reflective insulation system, a duct can be made to an industry standard R-value while using bulk insulation with a lower R-value.

System and method for mounting undercabinet ventilation hood

A ventilation hood is mounted to an underside of a cabinet by left and right support brackets each including a main body from which depend at least one support tab or hanger, as well as a locator tab. The main body is aligned on the cabinet, while the locator tab appropriately spaces the support bracket from an upstanding rear wall. Thereafter, the ventilation hood is positioned so the support tabs are received in slots formed in a top panel of the hood and, upon sliding the hood rearward, the hood rides upon ramped or tapered surfaces of the support tabs to position the hood against the cabinet while hanging the hood from the support tabs. Thereafter, the support tabs are bent to retain the ventilation hood in an operational position. Employing the distinct aligning, positioning and hanging structure enables a single person to readily mount the ventilation hood.

DUCT UNIT REINFORCING METHOD

The present relates a reinforcing method in which a duct reinforcement member of straight slat type is applied to a duct having a rectangular cross section whose transverse sides and longitudinal sides have changeable lengths, four bars each including a bottom open equilateral trapezoidal cross-sectional portion integrally formed with a pair of flat sheet portions extended in opposite directions under a pair of hypotenuses of the equilateral trapezoidal cross-sectional portion are bonded to four outer walls of the duct, and a curved angle coupler in contact with ends of the two bars adjacent to each other at the four corners of the duct is bonded to a pair of flat sheet portions near the ends of the two bars. 1. A duct unit comprising:a body having a rectangular cross section;connection flanges provided at both ends of the body;slats bonded and fixed to outer surfaces of the body by using double-sided tapes without using rivets; andangle couplers in contact with ends of adjacent two slats of the slats at corners of the body, bonded and fixed to outer surfaces of the ends of the two slats.2. The duct unit of claim 1 ,wherein the slats comprises:a trapezoidal cross-sectional portion; anda pair of flat sheet portions extended in opposite directions under a pair of hypotenuses of the trapezoidal cross-sectional portion.3. The duct unit of claim 2 ,wherein the angle couplers comprises:a pair of female parts stacked on the ends of the two slats to be in contact therewith and bonded and fixed to the ends of the two slats; anda bent part whose both ends are coupled to the pair of female parts.4. The duct unit of claim 3 ,wherein middle inner side of the bent part has a 90-degree bent surface and middle outer side of the bent part has a bent surface.5. The duct unit of claim 3 ,wherein step portions are formed in bottom surfaces of the pair of female parts to be mounted on the pair of flat sheet portions, andwherein L-shaped bump portions are formed in bottom surfaces of the ...

BUILDING AIRFLOW MEASURING SYSTEM AND METHOD

A mass airflow measuring device includes an air passageway and a body positioned in the passageway. The body includes a peripheral section including a first channel, a sample section located radially inward of the peripheral section, and including an inlet port and a support section connecting the sample section to the peripheral section. The support section includes a second channel which communicates at a first end with the inlet port and at a second end with the first channel. A mass airflow sensor is mounted to the body. 1. A mass airflow measuring device , comprising:an air passageway; a peripheral section including a first channel,', 'a sample section located radially inward of the peripheral section and including an inlet port, and', 'a support section connecting the sample section to the peripheral section, the support section including a second channel which communicates at a first end with the inlet port and at a second end with the first channel; and, 'a body positioned in the passageway, the body comprisinga mass airflow sensor mounted to the body.2. The device of wherein the peripheral section is toroidal in shape.3. The device of wherein the peripheral section contacts an inner periphery of the air passageway.4. The device of further comprising at least one outlet port disposed on said peripheral section claim 2 , the at least one outlet port communicating with the first channel.5. The device of wherein the peripheral section includes a planar outer face adapted to contact a wall of the air passageway and an airfoil-shaped inner face including a rounded leading surface and a tapering trailing surface.6. The device of wherein a plurality of spaced outlet ports are disposed on the trailing surface of the peripheral section.7. The device of further comprising a protrusion extending from the body claim 1 , the protrusion defining an opening adapted to accommodate a fastener for securing the body to a wall defining the air passageway.8. The device of ...

FLOW RESTRICTOR ELEMENT, ESPECIALLY FOR RESTRICTING AIR FLOW IN AN AIR DUCT SYSTEM OF A VEHICLE

A flow restrictor element, especially for restricting the air flow in an air duct system of a vehicle, comprises a ring-shaped restrictor element carrier () to be arranged on a flow guide duct as well as at least one restrictor element (). The at least one restrictor element () is arranged within the restrictor element carrier (), radially inwardly in relation to a central axis (M) of the flow restrictor element () and is detachable from the restrictor element carrier () for changing a restriction cross-sectional area, wherein a locking device () is provided on an outer circumferential area () of the restrictor element carrier () for locking the restrictor element carrier () on a flow guide duct. 1. A flow restrictor element for restricting air flow in an air duct system of a vehicle , the flow restrictor element comprising:a ring-shaped restrictor element carrier to be arranged on a flow guide duct of the air duct system;at least one restrictor element arranged radially within the restrictor element carrier in relation to a central axis of the flow restrictor element and detachable from the restrictor element carrier for changing a restriction cross-sectional area;a locking device provided on an outer circumferential area of the restrictor element carrier for locking the restrictor element carrier on a flow guide duct.2. A flow restrictor element in accordance with claim 1 , wherein:the locking device comprises a plurality of locking projections formed as snap-in projections, extending from the restrictor element carrier; andthe locking projections comprise a locking engagement area to be positioned such that they mesh with a locking recess on a side that is to be positioned such that it faces the flow guide duct.3. A flow restrictor element in accordance with claim 2 , wherein the locking projections extend from an outer edge area of the restrictor element carrier radially outwardly or/and in the direction of the central axis.4. A flow restrictor element in ...

INSULATION FASTENING SYSTEM

A fastening channel configured for use in insulating uninsulated ductwork is provided. The fastening channel includes a plurality of members forming one or more cavities. The cavities are configured to receive sections of an insulation envelope. The insulation envelope is formed from a duct board. The duct board is formed from a thermoplastic polymer sheet, a plurality of facing sheets and a layer of foam insulation. A plurality of angled splines extends from the plurality of members and form a plurality of clamps. The clamps are configured to engage one of the facing sheets such as the maintain the insulation envelope in place.

Duct Board System and Method

A duct board system/method utilizing extruded edge interconnection strips (EIS) is disclosed. The EIS are formed to allow linkage of planar duct board sheets (DBS) in a variety of connection methodologies including right angle corner connections (RAC), planar sheet connections (PSC), planar interface connections (PIC), and surface interface connections (SIC), without the need for specialized DBS cutting tools or fabrication dies. The EIS may incorporate provisions for spaced and/or on-demand fastener connection of DBS to the EIS, provisions for ridged/lobed/edged linkage of the DBS to the EIS, as well as provisions for edge sealed linkage of the DBS to the EIS. 1. A duct board system comprising:(a) extruded edge interconnection strip (EIS);(b) first planar duct board sheet (FDBS); and(c) second planar duct board sheet (SDBS);wherein:said EIS comprises a right angle corner connection extrusion (RAC);said RAC comprises a normalized extrusion profile (NEP) having connected extrusion sidewall segments (ESS) comprising coordinate pairs [(0,0)-(0,2)]; [(0,0)-(2,0)]; [(1,0)-(1,2)]; and [(1,1)-(2,1)];said RAC is configured to accept an edge of said FDBS within normalized extrusion profile (NEP) coordinate pair segments [(0,2)-(0,0)]; [(0,0)-(1,0)]; and [(1,0)-(1,2)] within said ESS; andsaid RAC is configured to accept an edge of said SDBS within normalized extrusion profile (NEP) coordinate pair segments [(2,0)-(1,0)]; [(1,0)-(1,1)]; and [(1,1)-(2,1)] within said ESS.2. The duct board system of wherein said EIS comprises an extrusion material selected from the group consisting of: polyethylene (PE); polypropylene; acetal; acrylic; nylon (polyamides); polystyrene; polyvinyl chloride (PVC); acrylonitrile butadiene styrene (ABS); polycarbonate; aluminum; aluminum alloys; copper; copper alloys; steel; steel alloys; and galvanized sheet metal.3. The duct board system of wherein said EIS comprises sheet metal.4. The duct board system of wherein said EIS comprises a plurality of ...

DUCTING SYSTEMS

The invention discloses a duct section for an air distribution system, the duct sections including an elongate frame having two opposed flange members each having an opening forming an air passage therein. A plurality of the duct sections are able to be joined together through the flanges to form an air passage of desired length. Each duct section is lined with a thermal insulating material to provide a thermally insulating lining to the air passage, the ends of the lining being at least flush with the end faces of the flanges so that when adjacent duct sections are secured together, the thermal insulation lining of adjacent duct sections is arranged to provide a continuous insulating lining of the air passage. 1. A duct section for an air distribution system , the duct section including an elongate frame having two opposed flange members each having an opening forming an air passage therein , by which flanges a plurality of the duct sections are able to be joined together to form an air passage of desired length , wherein , each duct section is lined with a thermal insulating material to provide a thermally insulating lining to the air passage , the lining being at Least flush with the end faces of the flanges so that when adjacent duct sections are secured together , the thermal insulation lining of adjacent duct sections is arranged to provide a continuous insulating lining of the air passage.2. The duct section according to claim 1 , wherein the frame comprises a tubular element having the flanges at opposed ends.3. The duct section according to claim 1 , wherein the frame comprises a plurality of elongate frame elements secured about the periphery of the flange members to define the elongate frame claim 1 , thermal insulating boarding being secured between adjacent frame elements to define the an passage and to form the insulating lining.4. The duct section according to claim 1 , wherein claim 1 , when adjacent duct sections are secured together claim 1 , a ...

Universal modular ducting for chilled aircraft galleys

A universal modular ducting apparatus for chilled aircraft galleys for either air over or air through carts has modular primary supply and return duct assemblies. Outlet port connection adapters are configured to connect chiller supply air duct outlet ports to either air through or air over configurations of aircraft galley food carts. The supply and return duct assemblies are internally insulated, and may be made from thermoformed plastic, prepreg, or a carbon fiber reinforced composite. Supply duct upper and lower portions may be connected by a connection adapter, and return duct upper and lower portions may be connected by a connection adapter, allowing the supply duct upper portion and the return duct upper portion to overlap.

Custom connector kit with a connector device for connecting two flexible ducts together, and method of use thereof

A custom connector kit for connecting 2 flexible ducts together includes a connector device. The connector device is configured to connect two flexible ducts together. The connector device includes a first male connection end and a second male connection end. The first male connection end is at a first distal end of the connector device. The first male connection end is configured to be connected to a first flexible duct. The first male connection end includes a first diameter sized to fit securely inside of the first flexible duct. The second male connection end is at a second distal end of the connector device. The second male connection end is configured to be connected to a second flexible duct. The second male connection end includes a second diameter sized to fit securely inside of the second flexible duct.

SOUND ABSORBING DUCT FOR ENVIRONMENTAL CONTROL SYSTEM

A duct includes a rigid air-permeable tube of composite material. The duct also includes a layer of insulation coupled to an exterior surface of the rigid air-permeable tube. The duct further includes a non-rigid insulation layer in contact with the layer of insulation. The non-rigid insulation layer forms an air-impermeable duct wall. 1. A duct comprising:a rigid air-permeable tube of composite material;a layer of insulation coupled to an exterior surface of the rigid air-permeable tube; anda non-rigid insulation layer in contact with the layer of insulation, the non-rigid insulation layer forming an air-impermeable duct wall.2. The duct of claim 1 , wherein the composite material comprises a fabric material having a leno weave arrangement.3. The duct of claim 1 , wherein the layer of insulation comprises spiral wrapped melamine foam.4. The duct of claim 3 , wherein the layer of insulation comprises aramid felt.5. The duct of claim 1 , wherein the non-rigid insulation layer comprises a polyetherketoneketone (PEKK) film claim 1 , a polyether ether ketone (PEEK) film claim 1 , or a high mass fabric.6. The duct of claim 1 , further comprising adhesive tape coupled to the layer of insulation claim 1 , to the non-rigid insulation layer claim 1 , or to both claim 1 , the adhesive material configured to restrain the layer of insulation claim 1 , the non-rigid insulation layer claim 1 , or both claim 1 , and wherein the adhesive tape includes metallized polyether ether ketone (MPEEK).7. The duct of claim 1 , wherein the rigid air-permeable tube has a circular cross-section claim 1 , an elliptical cross-section claim 1 , a rectangular cross-section claim 1 , a square cross-section claim 1 , a triangular cross-section claim 1 , or a hexagonal cross-section claim 1 , and wherein the rigid air-permeable tube further includes an inlet claim 1 , an outlet opposing the inlet claim 1 , and an interior surface opposing the exterior surface.8. The duct of claim 1 , wherein the layer ...

Air flow producer assembly for ceiling mounting

An air flow producer assembly includes first and second elongate mounting elements separated by an elongate gap, a ceiling girder interface member affixed to each of the elongate mounting elements, and a bridge member affixed to each of the elongate mounting elements. The bridge member includes a hollow chamber that spans across the gap and which extends upwards from the elongate mounting elements. A vane assembly is installed in the hollow chamber of the bridge member, which includes a vane that swings across at least a portion of the gap.

PREFABRICATED, MODULAR, FIRE RESISTANCE AND NON-FIRE RESISTANCE RATED VENTILATION DUCT ASSEMBLY WITH INTEGRAL SUBDUCTS

A prefabricated, modular, duct assembly comprising a main duct having an outer wall, an inner wall, a first end and a second end. A horizontal duct assembly extending through the main duct between the first end and the second end. A vertical duct assembly extending along the inner wall from the horizontal duct assembly to the first end. 1. A duct assembly comprising:a prefabricated, modular, main duct having an outer wall, an inner wall, a first end and a second end;a horizontal duct assembly extending through the main duct between the first end and the second end; anda vertical duct assembly extending along the inner wall from the horizontal duct assembly towards the first end.2. The duct assembly of wherein the prefabricated claim 1 , modular claim 1 , main duct further comprises an insulation material disposed between the inner wall and the outer wall so as to provide the duct assembly with a fire resistance rating.3. The duct assembly of wherein the horizontal duct assembly comprises a tubular duct assembly.4. The duct assembly of wherein the vertical duct assembly comprises a tubular duct assembly.5. The duct assembly of wherein the vertical duct assembly comprises a rectangular duct assembly.6. The duct assembly of wherein the horizontal duct assembly comprises a first horizontal duct and a second horizontal duct.7. The duct assembly of wherein the vertical duct assembly comprises a first vertical duct and a second vertical duct.8. The duct assembly of wherein the main duct comprises a circular duct.9. The duct assembly of wherein the horizontal duct assembly comprises a first tubular horizontal duct and a second tubular horizontal duct disposed 90 degrees from the first tubular horizontal duct around an inner circumference of the main duct.10. The duct assembly of wherein the vertical duct assembly comprises:a first tubular vertical duct forming a 45 degree mitered joint with the first tubular horizontal duct; anda second tubular vertical duct forming a 45 ...

SYSTEM AND METHOD FOR MEASURING DUCT LEAKAGE IN A HVAC SYSTEM

A system and method of measuring duct leakage in an HVAC system including an indoor unit assembly operably coupled to a processing device, wherein at least one supply air conduit, and at least one return air conduit are coupled to the indoor unit assembly by operating a blower system at a nominal airflow rate, restricting airflow in each of the at least one supply air conduits, and each of the at least one return air conduits; operating the blower system, within the indoor unit assembly, at a first airflow rate; and operating the processing device to calculate a duct leakage airflow and duct leakage measurement. 1. A method for measuring duct leakage in an HVAC system including an indoor unit assembly including an indoor unit assembly control and a blower system , at least one supply air conduit coupled to the indoor unit assembly , at least one return air conduit coupled to the indoor unit assembly , and a processing device operably coupled to the indoor unit assembly , the method comprising the steps of:(a) operating the processing device to determine a nominal static pressure;(b) restricting airflow in each of the at least one supply air conduits, and each of the at least one return air conduit;(c) operating the processing device to determine a first static pressure of the HVAC system;(d) operating the processing device to calculate a duct leakage airflow; and(e) operating the processing device to calculate a duct leakage measurement.2. The method of claim 1 , wherein the indoor unit assembly is configured to circulate air through the at least one supply air conduit and the at least one return air conduit.3. The method of claim 1 , wherein the processing device comprises a system control element.4. The method of claim 1 , wherein step (b) comprises closing a register coupled to each of the at least one supply air conduits and each of the at least one return air conduits.5. The method of claim 1 , wherein step (a) further comprises operating the indoor unit ...

SEMI-RIGID DUCT SYSTEM

A duct system is formed from a plurality of tubular sections each formed from a flexible panel with tapering sides. Inner and outer joiner plates are attached to one side edge and the second side edge is inserted in the recess between the plates and fastened such that each section has a first open end and a second slightly larger open end. Anchors are spaced around each end of each tubular section. The first end of each tubular section is inserted into the larger second end of an adjacent tubular section and an end pulling element is connected between the anchors on adjacent sections an operated to draw the connected first and second anchors together to make a substantially air tight seal between the tubular sections. 1. A duct system comprising: a flexible panel having a length between first and second end edges thereof, a first width between first and second side edges at the first end edge, and second width between first and second side edges at the second end edge, wherein the first width is less than the second width;', 'inner and outer joiner plates attached to inner and outer faces of the flexible panel along the first side edge and extending outward from the first side edge such that a recess is formed between the inner and outer joiner plates, and wherein the second side edge is inserted into the recess and fastened in the recess to form the flexible panel into the tubular section with the inner joiner plate on an interior of the tubular section and the outer joiner plate on an exterior of the tubular section;', 'wherein each tubular section has an open substantially circular first end with a first diameter at the first end edge of the panel and an open substantially circular second end with a second diameter at the second end edge of the panel, and wherein the first diameter is less than the second diameter;', 'a plurality of first end anchors spaced around each tubular section at a first anchor distance from the first end of the tubular section;', 'a ...

ENVIRONMENT CONTROL SYSTEM AND DEVICES

Heating, ventilating and air conditioning are provided to a temporary, flexible shelter, especially in a rugged, remote and/or extreme environment, including locations and/or conditions where access to electric power may be limited and/or expensive. A portable system may include a light weight HVAC unit, with variable-speed components that are dynamically managed for efficiency, reliability and safety, and a flexible, self-insulating duct for connecting the HVAC unit to the temporary shelter. 1. An environment control system for supplying conditioned air to a portable shelter , the control system comprising:a refrigerant condenser, a condenser fan for moving air over the refrigerant condenser, and a variable-speed motor for operating the condenser fan;an evaporator, an evaporator fan for moving air over the evaporator and into the portable shelter, and a variable-speed motor for operating the evaporator fan;a compressor for receiving refrigerant from the evaporator and for transferring the refrigerant to the condenser; anda management system including a memory device and a processor, the memory device being configured to store operating limits, and wherein the processor is configured to make determinations based on (1) the operating limits and (2) measured parameters, and to adjust one or more of the speed of the condenser fan, the speed of the evaporator fan, and the speed of the compressor in response to the determinations, to thereby optimize performance of the environment control system within the operating limits.2. The control system of claim 1 , wherein the management system is configured to adjust the condenser fan speed claim 1 , the evaporator fan speed claim 1 , and the compressor speed to maintain the refrigerant below a critical pressure or temperature.3. The control system of claim 1 , further comprising an adjustable expansion valve located between the condenser and the evaporator claim 1 , and wherein the management system is configured to adjust the ...

METHOD AND APPARATUS FOR ATTACHING FLANGE PORTIONS TO DUCTS

A flange to be assembled to a duct member includes a plurality of pre-fabricated apertures or areas of weakened wall strength for receiving fasteners to assemble the flange to the end of a duct member. The apertures may be spaced apart such that the fasteners can be inserted at regular intervals along the length of the flange and the length of the end of the duct member. 1. A flange for a duct member panel , comprising:a first wall member;a second wall member, which wall members are configured to receive the duct member panel there between;an intermediate member connected to the inner and outer wall members, which intermediate member includes a rib disposed proximate the inner wall member; anda plurality of first apertures disposed in the first wall member, and a plurality of second apertures disposed in the second wall member, wherein the first apertures are substantially aligned with the second apertures.2. The flange of claim 1 , wherein the plurality of first and second apertures are spaced apart at predetermined regular intervals along a length of each of the wall members.3. A method for manufacturing a duct member panel flange claim 1 , comprising:forming a flange to have a first wall member, a second wall member, which wall members are configured to receive the duct member panel there between, and an intermediate member connected to the first and second wall members, which intermediate member includes a rib, which rib is separated from the inner wall member by a distance substantially equal to a thickness of a duct member panel;forming a plurality of pre-fabricated first apertures within the first wall member; andforming a plurality of pre-fabricated second apertures disposed in the second wall member, wherein the pre-fabricated first apertures are substantially aligned with the pre-fabricated second apertures.4. The method of claim 3 , wherein the step of forming the plurality of pre-fabricated first apertures within the first wall member includes spacing ...

Supply Air Plenum

A supply air plenum for more efficient heating and cooling includes a shell that defines an interior space. The shell comprises a first section and a second section. The first section has a bottom that is open and is configured to couple to an air handler so that the interior space is in fluidic communication with the air handler. The second section is coupled to and protrudes from a first side of the first section. A plurality of tubes is coupled to and extends from the second section of the shell. Each tube is configured to couple to a respective return conduit of an air supply system of a structure. The tubes are configured for intake of air from the structure through the interior space to the air handler. 1. A supply air plenum comprising: a first section having a bottom, the bottom being open wherein the first section is configured for coupling to an air handler such that the interior space is in fluidic communication with the air handler, and', 'a second section, the second section being coupled to and protruding from a first side of the first section; and, 'a shell defining an interior space, the shell comprisinga plurality of tubes coupled to and extending from the second section of the shell wherein each tube is configured for coupling to a respective return conduit of an air supply system of a structure wherein the tubes are configured for intaking air from the structure through the interior space to the air handler.2. The plenum of claim 1 , further including the second section being directly couplable to the air handler.3. The plenum of claim 1 , further including the first section being substantially rectangularly box shaped.4. The plenum of claim 1 , further including the second section being substantially hemispherically shaped.5. The plenum of claim 1 , further including each tube comprising a plurality of pleats such that the tube is selectively bendable.6. The plenum of claim 1 , further including the plurality of tubes comprising from four to ...

ADAPTER FOR DIFFUSER AND DUCT CONNECTION

An adapter for connecting a duct and a diffuser includes a base configured to be coupled to the diffuser and having a central opening. The adapter also includes a radially inner collar directly coupled to the base and extending circumferentially about a longitudinal axis of the central opening. The adapter also includes a radially intermediate collar directly coupled to the base, extending circumferentially about the longitudinal axis, and disposed radially outward from the radially inner collar. The adapter also includes a radially outer collar directly coupled to the base, extending circumferentially about the longitudinal axis, and disposed radially outward from the radially intermediate collar. A height of the radially intermediate collar, measured from the base upwardly, is greater than a height of the radially outer collar, and less than a height of the radially inner collar. 1. An adapter for connecting a duct and a diffuser , comprising:a base configured to be coupled to the diffuser and having a central opening;a radially inner collar directly coupled to the base and extending circumferentially about a longitudinal axis of the central opening, wherein the radially inner collar comprises a first axial height extending from the base;a radially intermediate collar directly coupled to the base, extending circumferentially about the longitudinal axis, and disposed radially outward from the radially inner collar, wherein the radially intermediate collar comprises a second axial height extending from the base, and wherein the second axial height is less than the first axial height; anda radially outer collar directly coupled to the base, extending circumferentially about the longitudinal axis, and disposed radially outward from the radially intermediate collar, wherein the radially outer collar comprises a third axial height extending from the base, and wherein the third axial height is less than the second axial height and the first axial height.2. The adapter of ...

FOLDABLE, BOOT LOADABLE, INSERTABLE AIR DAMPER DEVICE

A system for controlling the flow of air through ductwork includes a foldably tensioned boot loadable air damper device and a method of installing same. The damper device includes an actuator having a retractable member and a pivoting member, wherein the pivoting member is operatively connected to the retractable member of the actuator. The damper device also includes at least one support base supporting the actuator and the pivoting member with respect to each other, a foldable damper blade attached to the pivoting member, and at least one tensioned hinge member operatively connected to the foldable damper blade for unfolding the damper blade. The damper device may be inserted through a register boot and into a ductwork when folded. 1. A system for controlling the flow of air comprising ductwork configured to direct a flow of air; and an actuator having a retractable member;', 'a pivoting member, wherein said pivoting member is operatively connected to said retractable member of said actuator;', 'at least one support base supporting said actuator and said pivoting member with respect to each other;', 'a magnetic foldable sheet member attached to the support base, the magnetic foldable sheet member configured to magnetically secure the damper device to an inner surface of the ductwork when unfolded; and', 'a foldable damper blade attached to said pivoting member, the foldable damper blade being foldable at a tensioned hinge that biases the foldable damper blade towards an unfolded state and, when fully unfolded into the unfolded state, a stop member acting against the tensioned hinge restricts further unfolding of the foldable damper blade;, 'a boot loadable air damper device comprisingwherein, when fully unfolded into the unfolded state, the foldable damper blade is movable between an open position and a closed position by actuating the retractable member to pivot the pivoting member and thereby move the foldable damper blade attached to the pivoting member, the ...

INSULATION DAM FOR BURIED DUCTS AND BURIED DUCT INSULATION DEPTH INDICATOR

An insulation dam is provided that facilitates placement and retention of loosefill insulation over a duct. Additionally, a depth indicator is provided that facilitates placement of a proper depth of the loosefill insulation over the duct. 1. A method of applying loosefill insulation in an enclosed space including a duct , the method comprising:erecting a first insulation dam on a first side of the duct;erecting a second insulation dam on a second side of the duct; andblowing loosefill insulation into the enclosed space,wherein a portion of the loosefill insulation is held in place between the first insulation dam and the second insulation dam, andwherein an average height of the loosefill insulation located between the first insulation dam and the second insulation dam is greater than an average height of the loosefill insulation not located between the first insulation dam and the second insulation dam.2. The method of claim 1 , wherein the first insulation dam comprises a plurality of first support members and a material that connects to each of the first support members.3. The method of claim 2 , wherein each first support member is a rigid post that is spaced from the duct and extends vertically from a surface on which the duct rests.4. The method of claim 3 , wherein the surface is a floor.5. The method of claim 2 , wherein the material is one of a film claim 2 , a fabric claim 2 , and a net.6. The method of claim 1 , wherein the second insulation dam comprises a plurality of second support members and a material that connects to each of the second support members.7. The method of claim 6 , wherein each second support member is a rigid post that is spaced from the duct and extends vertically from a surface on which the duct rests.8. The method of claim 7 , wherein the surface is a floor.9. The method of claim 6 , wherein the material is one of a film claim 6 , a fabric claim 6 , and a net.10. The method of claim 1 , wherein the first insulation dam and the ...

FOLDABLE, BOOT LOADABLE, INSERTABLE AIR DAMPER DEVICE

A system for controlling the flow of air through ductwork includes a foldably tensioned boot loadable air damper device and a method of installing same. The damper device includes an actuator having a retractable member and a pivoting member, wherein the pivoting member is operatively connected to the retractable member of the actuator. The damper device also includes at least one support base supporting the actuator and the pivoting member with respect to each other, a foldable damper blade attached to the pivoting member, and at least one tensioned hinge member operatively connected to the foldable damper blade for unfolding the damper blade. The damper device may be inserted through a register boot and into a ductwork when folded. 1. A boot loadable air damper device for controlling the flow of air through ductwork , the air damper device comprising:an actuator having a retractable member;a pivoting member, wherein said pivoting member is operatively connected to said retractable member of said actuator;at least one support base supporting said actuator and said pivoting member with respect to each other;a magnetic foldable sheet member attached to the support base, the magnetic foldable sheet member is configured to magnetically secure the damper device to an inner surface of the ductwork;a foldable damper blade attached to said pivoting member, the foldable damper blade comprising a rigid central blade member, a first side blade member hingedly attached to a first side of the central blade member at a first tensioned hinge, and a second side blade member hingedly attached to a second side of the central blade member at a second tensioned hinge, the foldable damper blade being foldable at the first and second tensioned hinges which bias the first side blade member and the second side blade member towards an unfolded state and, when fully unfolded into the unfolded state, at least one stop member acting against the first and second tensioned hinges restricts ...

Insulated duct with air jacket and method of use

An insulated duct includes an inflatable jacket surround the duct. The jacket is inflated, preferably with air traveling in the duct, to create a static condition in the air space formed by the jacket to provide additional insulation for the duct. When the jacket is combined with additional insulation and low emissivity material, the R value of the duct can be increased in a more efficient manner from manufacturing and cost viewpoints.

METHOD AND SYSTEM FOR REPLACING AIR FILTER

An air intake of an air handling or HVAC system, such as located in a ceiling of a structure, includes a movable filter housing. The filter housing comprises a grate configured to support one or more air filters at a top side thereof. The filter housing is mounted via one or more extendable connectors and includes a control tool mount. Connection of a control tool to the filter housing allows a user to pull the filter housing downwardly to a lowered position for replacing the air filter(s). The filter housing may be biased upwardly to its use position and may include a latch or lock to secure it in the use position. 1. A raisable and lowerable filter housing for an air heating/cooling system having an air intake located in a ceiling , the air intake comprising an air return having an air inlet , comprising:an air filter housing, said housing comprising an air intake grate having a outer side and an inner side and at least one filter mount for receiving at least one air filter at said inner side of said grate;at least one extendable connector having at least a first portion and a second portion, said first portion connected to said air filter housing; andat least one control tool mount configured to connect a control tool;wherein when said second portion of said at least one extendable connector is connected to said support structure, said air filter housing is movable between a raised position in which said grate is positioned at said air inlet of said air intake return and said at least one air filter associated with said air filter housing is configured to filter air passing through said air intake grate into said air intake return of said air heating/cooling system, and when a control tool is connected thereto, a user may lower said air filter housing to a lowered position in which said air filter housing is positioned a distance vertically below said air intake, permitting a user to remove and replace said at least one air filter.2. The movable filter housing in ...

AIR DIFFUSER WITH MANUAL AND MOTORIZED PLATES

A mechanism for opening and closing a damper valve of a diffuser mechanism is provided. Embodiments of the invention include a damper construction that selectively alters the amount of air flow through a diffuser grille using a three-plate damper valve. The three-plate damper valve includes a manual plate, a fixed plate, and a motorized plate. The manual plate is manually rotatable around a central axis, while the motorized plate is mechanically rotatable about the same axis. The motorized plate is mechanically and/or remotely controlled using a stepper motor coupled to the motorized plate. Further, the diffuser mechanism includes a sensor for determining the location of the motorized plate with respect to a starting position. As such, multiple configurations of the manual plate and the motorized plate may be used to alter the air flow through the resulting channels of the damper mechanism. 1. A diffuser mechanism comprising:a housing having an upper diffuser grille, a lower trash pan, and a plurality of legs coupling the diffuser grille to the trash pan; a manual plate;', 'a fixed plate; and', 'a motorized plate; and, 'a three-plate damper valve coupled to the housing, wherein the three-plate damper valve includesa magnetically-driven stepper motor, wherein the motorized plate is powered by the magnetically-driven stepper motor.2. The diffuser mechanism of claim 1 , wherein the manual plate is positioned below and adjacent to the diffuser grille claim 1 , wherein the fixed plate is positioned below and adjacent to the manual plate claim 1 , and wherein the motorized plate is positioned below and adjacent to the fixed plate claim 1 , whereby the fixed plate is positioned between the manual plate and the motorized plate.3. The diffuser mechanism of claim 1 , wherein the housing comprises a central axis about which each of the manual plate and the motorized plate is rotatable.4. The diffuser mechanism of claim 3 , wherein the motorized plate is selectively rotatable ...

FIRE-RATED MODULAR DUCT ASSEMBLY AND IMPROVEMENTS THEREIN

A fire-rated exhaust duct system comprising a modular configuration or structure. The fire-rated exhaust duct system comprises a plurality of exhaust duct sections. Each of the exhaust duct sections is configured to be joined or connected with other exhaust duct sections in the field or at an installation site, e.g. in building housing a kitchen facility or a laboratory facility to form longer sections or runs for exhaust duct system. 1. A modular fire-rated exhaust duct assembly comprising:two or more exhaust duct modules;each of said exhaust duct modules having an inner duct liner and an outer casing, and a void being formed between at least a portion of space between said inner duct liner and said outer casing, said void being configured for receiving an insulation material, and including one or more thermal spacers configured to maintain said inner duct liner and said outer casing in a spaced relationship so that said insulation material occupies said void;a first exterior flange connector, and one end of each of said exhaust duct modules being configured for receiving said first exterior flange connector;a second exterior flange connector, and another end of each of said exhaust duct modules being configured for receiving said second exterior flange connector;said first and said second exterior flange connectors being configured to form a field assembly junction for coupling respective ends of said exhaust duct modules to form a single exhaust duct run; anda joint encasement section configured to be field connectable to each of said exhaust duct modules and encase said junction.2. The modular fire-rate exhaust duct assembly as claimed in claim 1 , said outer casing comprises one or more panels formed from a fire resistant non-metallic material.3. The modular fire-rated exhaust duct assembly as claimed in claim 1 , wherein said exhaust duct modules have a generally rectangular cross-section.4. The modular fire-rated exhaust duct assembly as claimed in claim 2 , ...

DUCT TECHNOLOGIES

A device comprising an HVAC duct interconnector comprising a tube and a wall extending within the tube. The present disclosure at least partially addresses at least one of the above. However, the present disclosure can prove useful to other technical areas. Therefore, the claims should not be construed as necessarily limited to addressing any of the above. An example embodiment of the present disclosure provides a device comprising an HVAC duct interconnector comprising a tube and a wall extending within the tube. 1. A method of climate control , the method comprising:accessing a duct comprising a tube and a wall, wherein the tube comprises an inner side, wherein the tube comprises a first open end portion and a second open end portion, wherein the wall includes a top side, wherein the wall extends from the inner side such that the top side is distal to the inner side and such that the top side extends in a closed-shape along a lateral cross section of the duct, wherein the wall is recessed with respect to the first open end portion and the second open end portion;conducting an air through the tube such that the air travels past the top side through the closed-shape.2. The method of claim 1 , wherein the tube comprises an outer side claim 1 , wherein the tube defines an open-shaped slot via the outer side and the inner side.3. The method of claim 1 , wherein the wall defines a bore extending therethrough along the top side.4. The method of claim 1 , wherein the tube comprises a first sidewall and a second sidewall claim 1 , wherein the first sidewall opposes the second sidewall claim 1 , wherein the first sidewall is laterally chamfered internally and the second sidewall is laterally chamfered externally such that the air is conducted along a non-rectilinear conduction path along a horizontal plane.5. The method of claim 1 , wherein the tube comprises a first sidewall and a second sidewall claim 1 , wherein the first sidewall opposes the second sidewall claim 1 , ...

DAMPER-EMBEDDED VENTILATOR

A damper-embedded ventilator includes a housing which has an air flow chamber formed therein and is provided with an air discharge port communicating with the air flow chamber; an impeller rotatably connected to a rotary shaft of a motor and disposed in the housing; and a back draft damper for opening and closing the air discharge port. Each component in the ventilator can be disassembled by a simple attaching/detaching operation, a user can solve problems that have occurred in each of the components or easily perform maintenance such as cleaning, merely by directly disassembling each component in the ventilator sequentially. 1. A damper-embedded ventilator comprising:a housing defining an air flow chamber therein and the housing is provided with an air discharge port communicating with the air flow chamber;an impeller connected to a rotary shaft of a motor to be rotatable and disposed in the housing; anda backdraft prevention damper configured to open and close the air discharge port,wherein, the backdraft prevention damper is detachably mounted on the air discharge port in an interior of the housing.2. The damper-embedded ventilator according to claim 1 , wherein the backdraft prevention damper is provided in a combined shape corresponding to an inner shape of the air discharge port to be inserted into and coupled to the air discharge port.3. The damper-embedded ventilator according to claim 2 , further comprising:a coupling groove and a coupling boss formed on a plurality of contact surfaces of an outer surface of the backdraft prevention damper and an inner surface of the air discharge port to guide a coupling direction and a disassembling direction in an attachment direction or a detachment direction of the backdraft prevention damper and confine a coupling location of the backdraft prevention damper.4. The damper-embedded ventilator according to claim 1 , wherein the impeller is a sirocco fan provided in a form of a cylindrical fan and configured to blow air ...

SOUND ABSORBER AND IMAGE FORMING APPARATUS INCORPORATING SAME

A sound absorber includes a duct member constituting a resonance pathway, the duct member including a pathway portion communicating ends of the duct member; a base member including a concave portion; and a cover member including a neck in which to insert the duct member. The cover member covers the concave portion of the base member, and the cover member combined with the base member forms a resonance space having a volume V The resonance pathway has dimensions of a length LH and a cross-sectional area SH and communicates the resonance space and an exterior of the sound absorber. The sound absorber has a resonance frequency fH determined by fH=(c/2π)·(SH/V·LH)and absorbs sound having the resonance frequency fH, where c represents sound velocity. 1. A sound absorber , comprising:a duct member constituting a resonance pathway, the duct member including a pathway portion communicating ends of the duct member;a base member including a concave portion; anda cover member including a neck in which to insert the duct member,wherein the cover member covers the concave portion of the base member, and the cover member combined with the base member forms a resonance space having a volume V,wherein the resonance pathway has dimensions of a length LH and a cross-sectional area SH and communicates the resonance space and an exterior of the sound absorber, and{'sup': '1/2', 'wherein the sound absorber has a resonance frequency fH determined by fH=(c/2π)·(SH/V·LH)and absorbs sound having the resonance frequency fH, where c represents sound velocity.'}2. The sound absorber of claim 1 , wherein the duct member is configured to be replaceable with a duct member having a different length LH and/or cross-sectional area SH.3. The sound absorber of claim 1 , wherein the base member and the cover member form a plurality of resonance spaces.4. The sound absorber of claim 1 , wherein one of the base member and the cover member has a recessed portion to accommodate an end portion of the other ...

DUCT DEVICE

In a duct device that includes a duct body having: an air flow path defined thereinside; and a first divisional body and a second divisional body combined in a combining direction in which the first and second divisional bodies and approach each other, at time of positioning when a first duct portion and a second duct portion oppose each other, and an engagement portion and an engagement projection do not engage with each other, an outer wall portion covers, from an outer side, a tip portion that is a front end of the first duct portion , and the engagement portion contacts with the engagement projection in the combining direction, and covers a second engagement surface that is a rear end of the engagement projection , with an engagement wrap portion , from the outer side. 1. A duct device comprising:a duct body in which an air flow path is defined, and a first divisional body and a second divisional body are combined in a combining direction in which the first divisional body and the second divisional body approach each other, whereinthe first divisional body includes a first duct portion that is a part of the duct body, and an engagement piece having a leg portion and an engagement portion, the leg portion being integrated with the first duct portion and extending in the combining direction on an outer side of the first duct portion, the engagement portion being disposed at a front end of the leg portion,the second divisional body includes a second duct portion that is another part of the duct body, an outer wall portion, and an engagement projection, the outer wall portion being integrated with the second duct portion and extending in the combining direction on an outer side of the second duct portion, the engagement projection projecting outward from the outer wall portion and engaging with the engagement portion at a time of combination of the first divisional body and the second divisional body with each other, andat a time of positioning in which the first ...

DUCT BLANK SEAM AND APPARATUS FOR MAKING A DUCT BLANK SEAM

A flanged duct blank has a male part defined by lead notches formed at each side of a leading end and has a female part defined by trail notches formed at each side of a trailing end. The male part includes a lock tab. The female part includes a leg part and a Z-bend. The Z-bend includes a leg part and a gap. The duct blank is repeatedly clamped and bent by a pivoting wiper to form a duct portion. The pivoting wiper includes a clench tool that has a retractable rib and a retractable roller. With the lock tab inserted into the Z-bend and the retractable rib engaged with the Z-bend, the retractable roller clenches the leg part over the lock tab to lock the male and female parts together in a duct seam. 1. A sheet of bendable material having a leading end and side edges extending rearward from the leading end to a trailing end , said sheet having lead-and-trail notches indented into the side edges at predetermined intervals , each of said lead-and-trail notches extending to an inward edge defining a side bend line.2. The sheet of bendable material according to claim 1 , said sheet also having intermediary notches indented into the side edges between said lead-and-trail notches claim 1 , each of the intermediary notches extending to said side bend line.3. The sheet of bendable material according to claim 1 , each of said lead-and-trail notches including a slot extending inward across said sheet from said inward edge to an inward end claim 1 , each of the slots defining a shear line across said sheet claim 1 , the shear lines dividing said lead-and-trail notches into lead notches and trail notches. This application is a divisional of U.S. patent application Ser. No. 13/959,999 filed Aug. 6, 2013, and claims priority to U.S. patent application Ser. No. 12/511,125 filed on Jul. 29, 2009, which is a continuation-in-part of, claims priority to, U.S. patent application Ser. No. 12/243,489, filed on Oct. 1, 2008, all of which are hereby incorporated by reference in their ...

Flexible Insulated Air Duct and Modular Flexible Insulated Air-Duct System

Provided are a flexible insulated air duct and a modular flexible insulated air-duct system; the flexible insulated air duct includes an air-duct main body (); the air-duct main body () includes an inner air-duct layer () and a heat-insulating layer () integrally formed on the inner air-duct layer (); the inner air-duct layer () is arranged inside the heat-insulating layer (), and the heat-insulating layer () is a rubber/plastic material. The modular flexible insulated air-duct system made by assembling a main air duct (), a branched air duct (), and a connecting air duct () may be rapidly connected on-site using a zip fastener to form an air-duct system having any configuration. 111545544. A flexible insulation duct , comprising a duct main body () , which is an annular pipe , wherein the duct main body () comprises an inner duct layer () and an insulation layer () integrally formed on the inner duct layer (); the inner duct layer () is provided in the insulation layer () , and the insulation layer () is made of rubber plastic materials.246. The flexible insulation duct according to claim 1 , wherein an outer layer of the insulation layer () is provided with an outer insulation layer ().3120. The flexible insulation duct according to claim 1 , wherein two ends of the duct main body () are respectively provided with a first zipper tape () connected with other flexible insulation ducts or duct connectors.4201. The flexible insulation duct according to claim 1 , wherein the first zipper tape () on one end of the duct main body () is provided with a first zipper head.51301301301301. The flexible insulation duct according to claim 1 , wherein the duct main body () is provided with a second zipper () for opening or closing the duct main body () claim 1 , the second zipper () is longitudinally arranged along the duct main body (); when the second zipper () is closed claim 1 , the duct main body () is annular; when the second zipper () is opened claim 1 , the duct main ...

FIRE-RATED VENTILATION DUCT AND IMPROVEMENTS THEREIN

A fire-rated ventilation duct system and improvements therein. According to an embodiment, the fire-rated ventilation duct section comprises, an inner liner configured as conduit for air movement, the inner liner comprising a metallic material and having a first end and a second end, and the first end including a first connection section, and the second end including a second connection section; an outer casing configured for encasing the inner liner, the outer casing comprising a metallic material having a fire-rating, the outer casing having a first end and a second end, and the first end including a first duct connection section configured for joining one end of a second fire-rated ventilation duct, and the second end including a second duct connection section configured for joining one end of a third fire-rated ventilation duct; an insulation layer configured to provide a thermal insulation layer between the inner liner and the outer casing, and the first connection section of the inner liner further comprising a first liner spacer and the second connection section of the inner liner further comprising a second liner spacer, the first and the second liner spacers being configured to define a cavity for receiving and positioning said insulation layer between an outer surface of the inner liner and an inner surface of the outer casing; the first duct connection section of the outer casing being configured to attach to at least a portion of the first connection section of the inner liner, and the second duct connection section of the outer casing being configured to attach to at least a portion of the second connection section of the inner liner to form a sealed duct section. 1. A fire-rated ventilation duct section comprising:an inner liner configured as a conduit for air movement, said inner liner comprising a metallic material and having a first end and a second end, and said first end including a first connection section, and said second end including a second ...

Structurally Reinforced Duct

Reinforced duct section comprising side walls defining a duct interior. At least two of the side walls are parallel. A compression member extends between ribs provided on the inside surfaces of the two parallel side walls to prevent the parallel side walls from bowing inwardly. A tension member extends between two force distribution members provided on the outside surfaces of the parallel side walls to prevent the side walls from bowing outwardly. The compression member may comprise a truss provided between two ribs. The truss may be longer than the duct section. The ribs may connect first and second flanges provided on the ends of the two parallel side walls. 1. A duct section comprisingfoam panel side walls defining a duct passageway, said foam panel side walls having first and second ends, wherein a first one of said foam panel side walls and a second one of said foam panels side walls are spaced apart and are generally parallel to each other,a first rib extending alongside an inside surface of said first foam panel side wall,a second rib extending along an inside surface of said second foam panel side wall,a compression member secured between said first and second ribs and operable to prevent said first and second foam panel side walls from moving towards each other,first and second force distribution members on outside surfaces of said first and second foam panels side walls, anda tension member connecting said first and second force distribution members so that they prevent the first and second side wall panels from moving away from each other.2. The duct section claimed in and further comprisingfirst and second flanges at said first and second ends of said foam panel side walls, andfirst and second fasteners connecting said first and second ends of said first and second ribs to said first and second flanges, respectively.3. The duct section claimed in wherein said first and second ribs are comprised of C-channel members.4. The duct section claimed in where ...

DUCT TYPE AIR CONDITIONING DEVICE AND METHOD FOR ASSEMBLING AND DISASSEMBLING THE SAME

A duct type air conditioning apparatus is provided with a blowing portion including a first cabinet in which a blower assembly is installed and a heat exchanging portion including a second cabinet in which a heat exchanger is installed. The air conditioning apparatus includes a partition panel arranged between the first and second cabinets and connected to facing sides of the first and second cabinet, and first and second link members separably fastened along an upper end and a lower end of the partition panel to keep an airtight seal in a connection portion between the first and second cabinets. 1. An air conditioning apparatus comprising:a partition panel to form a connection between a first cabinet and a second cabinet of the air conditioning apparatus;a first link member to be separably fastened, by a first fastener, to an upper portion of the partition panel; anda second link member to be separably fastened, by a second fastener, to a lower portion of the partition panel,wherein the first link member and the second link member form an airtight seal between the first and second cabinets.2. The air conditioning apparatus as claimed in claim 1 , wherein each of the first and second link members comprises:a center portion separably connectable to the partition panel;a first extension portion extending toward the first cabinet; anda second extension portion extending toward the second cabinet,wherein the first and second extension portions of the first and second link members contact an upper plate and a lower plate, respectively, of the first and second cabinets to form the airtight seal.3. The air conditioning apparatus as claimed in claim 2 , wherein the first and second extension portions of the first and second link members are formed to be inserted into first and second groove portions claim 2 , respectively claim 2 , that are formed on the upper and lower plates of the first and second cabinets.4. The air conditioning apparatus as claimed in claim 3 , wherein ...

Underfloor duct

There is provided an underfloor duct which enables inspection of electric equipment to be easily performed, has a simple structure, and hardly allows water to intrude into a duct passage. An underfloor duct according to an aspect of the present invention is an underfloor duct, provided under a floor of a railcar, for storing electric equipment including a cable. The underfloor duct includes: a box having a frame that projects upward, and an opening that opens downward; and a lid that closes the opening and forms a duct passage between the lid and the box. An end portion of the box is located outside an end portion of the lid in a car width direction.

Fire-Rated Modular Duct Assembly Suitable for Exhausting Flammable or Hazardous Gases, Vapours and Other Materials

A fire-rated exhaust duct system comprising a modular configuration or structure. The fire-rated exhaust duct system comprises a plurality of exhaust duct sections. Each of the exhaust duct sections is configured to be joined or connected with other exhaust duct sections in the field or at an installation site, e.g. in building housing a kitchen facility or a laboratory facility to form longer sections or runs for exhaust duct system. 1. A modular fire-rated exhaust duct assembly comprising:two or more exhaust duct modules;each of said exhaust duct modules having an inner duct liner and an outer casing, and a void being formed between at least a portion of space between said inner duct liner and said outer casing, said void being configured for receiving an insulation material, and including one or more insulation encapsulation sections configured to connect to said inner duct liner and said outer casing to contain said insulation material in said void;a first exterior flange connector, and one end of each of said exhaust duct modules being configured for receiving said first exterior flange connector;a second exterior flange connector, and another end of each of said exhaust duct modules being configured for receiving said second exterior flange connector;said first and said second exterior flange connectors being configured to form a field assembly junction for coupling respective ends of said exhaust duct modules to form a single exhaust duct run; anda joint encasement section configured to be field connectable to each of said exhaust duct modules and encase said junction.2. The modular fire-rated exhaust duct assembly as claimed in claim 1 , wherein said exhaust duct modules have a generally rectangular cross-section.3. The modular fire-rated exhaust duct assembly as claimed in claim 2 , wherein said inner duct liner comprises a flange configured to be affixed to said first and said second exterior flange connectors.4. The modular fire-rated exhaust duct ...

Decorative Air Conduit

Described is a decorative air conduit for use with a heating, ventilation, and air conditioning (HVAC) system. The air conduit is an elongated tube having a hollow interior volume through which air can flow. The air conduit preferably has a right triangular cross section such that it can be positioned at or near the intersection of a wall and a ceiling within a room. The air conduit includes apertures spaced at a fixed interval thereon that allow for air to escape the conduit. The apertures can be on an upper surface of the conduit or can be on an outer surface thereof. A decorative molding can be positioned on the outer surface of the conduit and may include apertures thereon. The decorative molding can include various ornamental embellishments, and the decorative molding conceals the air conduit while providing an aesthetically pleasing outward appearance.

Air duct assemblys, and fan heaters

Disclosed are an air duct assembly and a fan heater applying in the air duct assembly, which includes a volute tongue positioned in the volute forms an air duct with the volute. The air duct is configured with an air inlet and an air outlet. A cross-flow wind turbine positioned in the air duct introduce the airflow into the air duct from the air inlet, and blow out the airflow in the air duct through the air outlet. The volute includes a first volute tongue member, the size of the angle between the line connecting the root portion M of the first volute tongue member to the axis O of the cross-flow wind turbine and the line connecting the root portion N of the second volute tongue member to the axis O of the cross-flow wind turbine on the same cross-section is from 110° to 170°.

HVAC DUCT CONNECTION SYSTEM AND FLANGE

An HVAC duct section connection system is provided with first and second corner flanges, and at least one self-threading bolt. Both the first corner flange and the second corner flange include first and second legs. The first and second legs having an interior surface and an exterior surface. The exterior surface is disposed opposite the interior surface. The first and second corner flanges each have at least one fastener aperture extending between the interior and the exterior surfaces, the fastener aperture including an integrally formed truncated cone extending out from the exterior surface, wherein the truncated cone has an inner diameter. The self-threading bolt has a shank and a head, the shank having a threaded section with a thread diameter sized to engage the inner diameter of the truncated cone. 1. An HVAC duct section connection system , comprising: a first leg and a second leg, the first and second legs integrally connected to one another at a respective first end, and each leg extending outwardly away from the respective first end away from the other leg;', 'an interior surface extending along the first and second legs;', 'an exterior surface extending along the first and second legs, the exterior surface disposed opposite the interior surface;', 'at least one fastener aperture extending between the interior surface and the exterior surface, the fastener aperture including an integrally formed truncated cone extending out from the exterior surface, wherein the truncated cone has an inner diameter; and, 'a first corner flange and a second corner flange, wherein both the first corner flange and the second corner flange compriseat least one self-threading bolt having a shank and a head, the shank having a threaded section with a thread diameter sized to engage the inner diameter of the truncated cone.2. The connection system of claim 1 , wherein the truncated cones of the first corner flange and the second corner flange comprise plastically deformed ...

AIR MANAGEMENT SYSTEM

Systems and methods are disclosed of removing heat generated by lighting, e.g., in an indoor grow environment. An example method includes providing a first manifold with an inlet to receive cool air, and a plurality of outlets. The example method also includes providing a second manifold with a plurality of inlets to receive air, and an outlet. The example method also includes providing ducts connecting the outlets of the first manifold to the inlets of the second manifold. The example method also includes connecting the ducts to lighting fixtures of the indoor grow environment, for air to move through the ducts. The example method also includes providing an air mover to pull air through the manifolds and ducts and remove heated air from an area of the lighting fixtures. 1. An air management system to remove heat generated by lighting , the system comprising:a first manifold having at least one inlet and at least one outlet;a second manifold having at least one inlet and at least one outlet;ducts connecting the at least one outlet in the first manifold to the at least one inlet in the second manifold, wherein lighting fixtures are fluidically connected to the ducts for air to flow through the lighting fixtures.2. The airflow management system of further comprising an air mover.3. The airflow management system of claim 2 , wherein the air mover is a fan.4. The airflow management system of claim 3 , wherein the fan is positioned in the outlet of the second manifold and is configured to pull air through the first and second manifolds and into an external environment.5. The airflow management system of claim 3 , wherein the fan is positioned in the inlet of the first manifold and is configured to pull cooler air into the first and second manifolds.6. The airflow management system of claim 1 , wherein the first and second manifold are constructed of insulated duct board.7. The airflow management system of further comprising a third manifold connected to the first and ...

A gas flow system

The invention is directed to a modular gas flow system comprising at least a first and a second hollow cuboid shaped gas flow element. The four edges of at least one open face of the first gas flow element is connected in a gas tight manner to four edges of an open face of the second hollow cuboid shaped gas flow element. A valve or a partition is present at the connecting open faces. The gas flow system may be a header of a plate heat exchanger.

AUTOMATED SEALANT APPLICATION TO ASSEMBLED HVAC DUCT COMPONENTS AND BLANKS FOR FORMING ASSEMBLED HVAC DUCT COMPONENTS

A robotic system is provided for repeatedly and reproducibly applying a sealant to a seam in an assembled HVAC duct component. The applied sealant has a predetermined location on the assembled HVAC duct component to seal the seam. An assembled HVAC duct component is thus provided having a robot applied sealant on at least one seam in the assembled HVAC duct component, wherein the applied sealant has at least one of a predetermined location, thickness or coverage. The robotically applied sealant can be applied to a blank for forming the assembled HVAC duct component, wherein the sealant is located at locations forming a seam in the assembled HVAC duct component. 1. A method comprising:(a) releasably retaining an assembled HVAC duct component in a fixture, the assembled HVAC duct component having a seam; and(b) applying, by a robot applicator, a sealant along the seam, the applied sealant having one of (i) a predetermined coverage area, (ii) a predetermined application thickness or (iii) a predetermined location relative to the seam.2. The method of claim 1 , further comprising transferring the sealed assembled HVAC duct component from the fixture to a curing station for curing the applied sealant.3. The method of claim 2 , wherein the curing station is an oven tunnel for drying/curing the applied sealant.4. The method of claim 1 , further comprising at least partly curing/drying the sealed assembled HVAC duct component in the fixture.5. The method of claim 1 , further comprising packaging an at least partly cured/dried sealed assembled HVAC duct component for one of (i) shipment or (ii) in shipping container.6. The method of claim 1 , further comprising providing relative movement between the robotic applicator and the fixture during application of the sealant.7. The method of claim 1 , wherein the predetermined coverage area of the applied sealant is within 10% of a nominal area.8. An assembled HVAC duct component according to the method of .9. An apparatus for ...

AIR CONDITIONER INDOOR UNIT, AND AIR CONDITIONER

An air conditioner indoor unit includes a chassis, an air duct assembly detachably connected with the chassis, a face frame including a detachment opening configured to allow the air duct assembly to pass through, a first panel configured to open or close the detachment opening, and a second panel configured to cooperate with the first panel to cover a surface of the face frame. 1. An air conditioner indoor unit comprising:a chassis;an air duct assembly detachably connected with the chassis;a face frame including a detachment opening configured to allow the air duct assembly to pass through;a first panel configured to open or close the detachment opening; anda second panel configured to cooperate with the first panel to cover a surface of the face frame.2. The air conditioner indoor unit of claim 1 , further comprising:a grille assembly including a grille member and a filter arranged at the grille member; the face frame further includes an installation opening; and', 'the grille member is arranged in the installation opening., 'wherein3. The air conditioner indoor unit of claim 2 , wherein the grille member and the filter are integrally formed as one integral structure.4. The air conditioner indoor unit of claim 1 , wherein the first panel includes an air outlet in communication with an air duct formed by the air duct assembly.5. The air conditioner indoor unit of claim 1 , wherein the first panel is clamped with the face frame.6. The air conditioner indoor unit of claim 5 , wherein a left end and a right end of the first panel are detachably clamped with the face frame.7. The air conditioner indoor unit of claim 5 , wherein:the first panel includes a plurality of clamps protruding from an inner side of the first panel; andthe face frame includes a plurality of clamping holes formed at a front side of the face frame and configured to fit with the clamps.8. The air conditioner indoor unit of claim 7 , wherein the plurality of clamps include:one or more first clamps ...

FOLDABLE, BOOT LOADABLE, INSERTABLE AIR DAMPER DEVICE

A foldably tensioned boot loadable air damper device for controlling the flow of air through ductwork, and a method of installing same. The damper device includes an actuator having a retractable member and a pivoting member, wherein the pivoting member is operatively connected to the retractable member of the actuator. The damper device also includes at least one support base supporting the actuator and the pivoting member with respect to each other, a foldable damper blade attached to the pivoting member, and at least one tensioned hinge member operatively connected to the foldable damper blade for unfolding the damper blade. The damper device may be inserted through a register boot and into a ductwork when folded. 1. A boot loadable air damper device for controlling the flow of air through ductwork , the damper device comprising:an actuator having a retractable member;a pivoting member, wherein said pivoting member is operatively connected to said retractable member of said actuator;at least one support base supporting said actuator and said pivoting member with respect to each other;a foldable damper blade attached to said pivoting member; andat least one tensioned hinge member operatively connected to said foldable damper blade.2. The boot loadable air damper device as defined in claim 1 , wherein said actuator is an air pressure actuator.3. The boot loadable air damper device as defined in claim 1 , wherein said actuator is an electro-mechanical actuator.4. The method of claim 3 , wherein said electro-mechanical actuator further comprises a portable power supply.5. The boot loadable air damper device as defined in claim 1 , wherein said pivoting member further comprises at least two pins.6. The boot loadable air damper device as defined in claim 5 , wherein said at least two pins are nylon pins.7. The boot loadable air damper device as defined in claim 1 , wherein said foldable damper blade comprises at least three portions.8. The boot loadable air damper ...

AIRCRAFT CABIN AIR ENTRAINMENT FILTRATION WITH CONDENSATION DRAIN

An aircraft has a ventilation system that employs a plurality of nozzles positioned in a cavity between a sidewall of the aircraft cabin and a section of the aircraft fuselage. The nozzles receive a supply of ventilation air and direct jets of air from the nozzles, through the cavity and into the aircraft cabin. The jets of air produced by the nozzles create low-pressure areas in the cavity. At least one return air opening in the cabin sidewall communicates the low-pressure areas with the cabin interior, whereby the low pressure areas draw air from the cabin interior into the cavity where the drawn air is entrained with the jets of air produced by the nozzles. Devices inside the cavity remove suspended impurities from the air drawn into the cavity. In this manner, the ventilation system filters or sanitizes the air drawn through the system. 1. A method for reducing transfer of air suspended impurities in a cabin of an aircraft , the method comprising:positioning a nozzle between a sidewall of the cabin and a section of a fuselage of the aircraft;supplying a flow of air to the nozzle and producing a jet of air directed from the nozzle and into the cabin with the jet of air creating a low pressure area between the sidewall of the cabin and the section of the aircraft fuselage;drawing air from the cabin through an air return opening in the sidewalls and into the low pressure area, the air return opening communicating the low pressure area between the sidewall of the cabin and the section of the fuselage of the aircraft with the cabin;irradiating the air drawn into the low pressure area with ultra-violet light; andmixing the irradiated air with the jet of air from the nozzle and returning the irradiated air mixed with the jet of air to the cabin.2. The method of claim 1 , further comprising:filtering the air drawn into the low pressure area and then irradiating the air drawn into the low pressure area.3. The method of claim 1 , further comprising:blocking the ultra- ...

TOTAL HEAT EXCHANGE ELEMENT AND MANUFACTURING METHOD THEREOF

The present invention is a total heat exchange element in which a spacing member is provided on both sides of a sheet-like partition member to form a flow path and which performs heat exchange between an airflow that flows in a flow path formed on one side of the partition member and an airflow that flows in a flow path formed on another side of the partition member via the partition member, wherein the spacing member is molded integrally with the partition member by using a resin, and the partition member is configured to include a functional layer that has heat conductivity, moisture permeability, and gas shielding property and a heat shrink layer that shrinks at a predetermined temperature or higher. 1. A total heat exchange element in which a spacing member is provided on both sides of a sheet-like partition member to form a flow path and which performs heat exchange between an airflow that flows in a flow path formed on one side of the partition member and an airflow that flows in a flow path formed on another side of the partition member via the partition member , whereinthe spacing member is molded integrally with the partition member by using a resin, andthe partition member is configured to include a functional layer that has heat conductivity, moisture permeability, and gas shielding property and a heat shrink layer that shrinks at a predetermined temperature or higher.2. The total heat exchange element according to claim 1 , wherein a non-woven fabric is used for the heat shrink layer.3. The total heat exchange element according to claim 1 , wherein a heat shrinkage rate of the non-woven fabric is larger than a heat shrinkage rate of a resin that is used as the spacing member.4. The total heat exchange element according to claim 1 , wherein a heat-shrinkage start temperature of the partition member is higher than a mold temperature at a time of molding the spacing member and lower than a softening temperature of a resin that is used as the spacing member. ...

Duct Cleaning Access Door

The present invention is directed to a magnetic duct cleaning hose clamp for attaching an airflow hose to a HVAC duct to be cleaned. The improved duct cleaning hose clamp includes: a planar clamp base; a plurality of magnets arranged around the periphery of the back surface of the clamp base; a compressible sealing member located between the magnetic attachment pads on the back surface of the clamp base; at least one handle portion extending from the front surface of the clamp base; a duct cleaning hose mounting portion protruding from the front surface of the clamp base; and a duct cleaning hose mounting portion defining an airflow aperture which is in fluid communication with a remote HVAC duct cleaning base unit. The present invention further includes magnetic duct access door of similar construction to the clamp. The magnetic access door provides for frequent access to a variety of different kinds of duct. The design of the improved clamp and the improved access door allow for creation of an efficient magnetic attraction seal with a metallic duct and easy manual removal of the clamps or access doors of the invention by tilting the clamp or access door via the handles on its front surface. 1. An improved duct access door for providing temporary access to the interior of a duct during a reoccurring access event and for repeatedly sealing the duct after each access event , the improved duct access door comprising: a duct access door base having a front and back surface; a plurality of magnets arranged around the periphery of the back surface of the duct access door base; a compressible sealing member located between the plurality of magnetic attachment pads on the back surface of the duct access door base; and , at least one handle portion extending from the front surface of the duct access door.2. The improved duct cleaning hose access door of wherein the duct access door base is substantially planar.3. The improved duct cleaning hose access door of wherein the ...

PRE-FABRICATED MODULAR FIRE-RATED CONDUIT ASSEMBLY

A fire-rated conduit assembly. The fire-rated conduit assembly comprises a plurality of pre-fabricated, e.g. factory fabricated, modular sections that are configured to be mechanically assembled to form a continuous fire-rated conduit which is suitable for allowing movement of air, transporting of combustible or hazardous materials, and/or enclosing building mechanical and services. 1. A modular fire-rated exhaust duct assembly comprising:two or more exhaust duct modules;each of said exhaust duct modules having an inner duct liner and an outer casing, and a plurality of casing spacers configured to form a thermal insulating cavity between at least a portion of space between said inner duct liner and said outer casing, said thermal insulating cavity being configured for receiving an insulation material;a first exterior flange connector attached to one end of each of said inner duct liners;a second exterior flange connector attached to another end of each of said inner duct liners;said first and said second exterior flange connectors being configured to form a field assembly junction for coupling respective ends of said exhaust duct modules to form a connected exhaust duct run; anda joint connection end formed between said exterior flange connector and said outer casing, said joint connection end being configured to receive a joint insulating material, and further comprising a return configured for receiving a connection edge of a joint cover, said joint cover being configured to encapsulate said joint connection ends of adjacent exhaust duct modules.2. The modular fire-rated exhaust duct assembly as claimed in claim 1 , wherein said plurality of casing spacers are configured to couple said inner duct to said outer casing so as to prevent movement between said inner duct and said outer casing and maintain said thermal insulating cavity.3. The modular fire-rated exhaust duct assembly as claimed in claim 2 , wherein thermal insulating cavity comprises a volume based on ...

METHOD OF FORMING A REFLECTIVE LAMINATE INSULATING ASSEMBLY

An insulated HVAC duct component such as a transition box includes a first insulation layer and a second, different insulation layer. The transition box includes at least four sidewalls and one of a top and a back wall, the transition box further including a first access port and a second access port, the first access port having a different cross section than the second access port, one of the access ports being spaced from a nearest sidewall by less than 2 inches. The first insulation layer is located along an inside surface of the box. The second different insulation layer overlies the first insulation layer, the second different insulation layer having an air impervious surface, wherein the combined thickness of the first insulation layer and the second different insulation layer is less than 2 inches. 1. An insulating assembly for an HVAC duct component , the insulating assembly comprising:(a) a reflective laminate body having a base, a first sidewall extending from the base and a second sidewall extending from the base, at least one of the sidewalls terminating at a free edge;(b) the base and the sidewalls movable between a first transport configuration wherein a majority of the base and a majority of each of the sidewalls are parallel and an installation configuration wherein the sidewalls are inclined relative to the base; and(c) the reflective laminate including an upper reflective layer, a bottom reflective layer and a cellular layer intermediate the upper reflective layer and the bottom reflective layer.2. The insulating assembly of claim 1 , wherein a portion of the first sidewall is affixed to a portion of the second sidewall claim 1 , independent of the base.3. The insulating assembly of claim 2 , wherein the portion of the first sidewall is affixed to the portion of the second sidewall by a fastener.4. The insulating assembly of claim 1 , wherein the base claim 1 , the first sidewall and the second sidewall are formed of a single piece.5. The ...

INSULATED DUCTS AND INSULATED DUCTWORKS

An HVAC duct is provided. The duct includes an outer tube having a fully continuous external perimeter. The duct further includes an inner tube capable of conveying forced air. The inner tube extends within the outer tube longitudinally. The duct also includes a plurality of support elements spanning between the outer tube and the inner tube. The elements extends along the outer tube and the inner tube longitudinally. The elements define a plurality of channels between the outer tube and the inner tube. The outer tube, the inner tube, and the elements are fully unitary. 1. A method of climate control , the method comprising:accessing a duct comprising a first tube, a second tube, and a thermally insulating layer interposed therebetween in a closed shape along a lateral cross-section of the duct;conducting an air through the first tube.2. The method of claim 1 , wherein the first tube comprises a first open end portion claim 1 , wherein the second tube comprises a second open end portion claim 1 , wherein the thermally insulating layer is recessed with respect to at least one of the first open end portion or the second open end portion such that an open space is defined thereby.3. The method of claim 2 , wherein the duct is a first duct claim 2 , and further comprising:receiving a second duct via the open space.4. The method of claim 1 , wherein the first duct comprises plastic.5. The method of claim 1 , wherein the first tube claim 1 , the second tube claim 1 , and the thermally insulating layer comprise a combined R-value from about 8 to about 12.6. The method of claim 5 , wherein the second tube comprises an R-value greater than the first tube.7. The method of claim 5 , wherein the thermally insulating layer comprises an R-value from about 7 to about 10.8. The method of claim 1 , wherein at least one of the first tube or the second tube is longitudinally curved.9. The method of claim 1 , wherein the first tube comprises a first lateral cross-section and the second ...

VARIABLE HEIGHT INSTALLATION MECHANISM

A ventilation unit includes a housing including a plurality of walls defining an interior space. The housing may be mounted to a structure, such as a cabinet, using a plurality of primary mounts. A mount is coupled to the housing to mount the housing to the structure. The mount may be used prior to installation of the primary mounts. 1. A ventilation unit comprisinga housing including a plurality of walls defining an interior space, anda temporary mount coupled to the housing and configured to at least temporarily couple the housing to the structure so that a user installing the housing on the structure can use both hands to install a plurality of primary mounts without having to hold the housing.2. The ventilation unit of claim 1 , wherein the temporary mount includes an attachment flange configured to secure to the housing in a fixed position claim 1 , an arm extending from the attachment flange claim 1 , and a plurality of retainers that extend away from the arm on an opposite end of the arm from the attachment flange.3. The ventilation unit of claim 2 , wherein an upper end of each retainer extends above a top wall of the housing and engages a portion of the housing to provide a pivot point for each of the retainers as the ventilation system is installed.4. The ventilation unit of claim 2 , wherein the temporary mount further includes a first release lever coupled to the first retainer and a second release lever coupled to the second retainer.5. The ventilation unit of claim 2 , wherein the plurality of retainers includes a first retainer and a second retainer that cooperate to provide variable-height claim 2 , temporary attachment to the structure.6. The ventilation unit of claim 5 , wherein the first retainer includes a first bottom edge and a first sloped upper edge and the second retainer includes a second bottom edge and a second sloped upper edge claim 5 , and wherein the first bottom edge is located closer to the arm than the second bottom edge.7. The ...

Collapsible Air Duct with Inflatable Insulative Sleeve

A collapsible air duct with inflatable insulative sleeve for supplying preconditioned air from a remote source to aircraft and similar vehicles. The system includes first annular interior chamber substantially surrounded by an a non-rigid inflatable sleeve which provides a thermal barrier from adverse environmental conditions. The non-rigid inflatable sleeve is filled by a portion of the air supply transiting the annular interior chamber through a series of perforations, thus providing an insulative air layer.

MULTI-TUBE OFFSET PRE-INSULATED HVAC DUCTING TECHNOLOGY

The invention provides an HVAC duct having an inner composite tube and an outer composite tube. The inner composite tube has an interior metal wall, a primary foam wall, and an exterior metal wall. The outer composite tube has an interior metal wall, a secondary foam wall, and an exterior metal wall. In certain embodiments, the inner composite tube is nested inside the outer composite tube in an end-offset configuration. In these embodiments, the first end of the duct defines a male detent having a radially-outward-facing metal engagement face projecting beyond the interior metal wall of the outer composite tube, whereas the second end of the duct defines a female detent having a radially-inward-facing metal engagement face projecting beyond the exterior metal wall of the inner composite tube. Also provided is an HVAC ductwork assembly wherein two ducts of the described nature are connected in an advantageous end-to-end manner. 1. An HVAC ductwork assembly comprising a first duct and a second duct , the first duct having opposed first and second ends and a central span extending between the first and second ends of the first duct , the first duct comprising an inner composite tube and an outer composite tube , the inner composite tube having an interior metal wall , a primary foam wall , and an exterior metal wall , the outer composite tube having an interior metal wall , a secondary foam wall , and an exterior metal wall , the inner composite tube being nested inside the outer composite tube in an end-offset configuration characterized by the inner composite tube projecting beyond the outer composite tube at the first end of the first duct whereas at the second end of the first duct the outer composite tube projects beyond the inner composite tube , such that the first end of the first duct defines a male detent having a radially-outward-facing metal engagement face projecting axially beyond the interior metal wall of the outer composite tube of the first duct ...

HEATING, VENTILATION, AND AIR CONDITIONING DUCT BOOT INSULATION COVER

A silicone or other insulating material is used as a cover for a heating, ventilation, and air conditioning boot. The cover is formed to easily fit onto the boot by slipping over the outside of the boot. The cover eliminates the need to wrap the boot with insulation, a time-consuming process. 1. A cover for an HVAC boot , the cover formed of a single piece of a material that provides sufficient insulating properties to minimize the loss of air from the HVAC boot.2. The cover of claim 1 , wherein the material is silicone.3. The cover of claim 1 , wherein the material has a thickness of about ¼ inch.4. A cover for an HVAC boot claim 1 , the cover formed of a single piece of material that provides insulating properties to the HVAC boot claim 1 , the cover including a first opening for a vent or register and a second opening where the HVAC boot attaches to a main duct line.5. The cover of claim 4 , wherein the material is silicone claim 4 , a natural or synthetic latex claim 4 , a natural or synthetic rubber claim 4 , fiberglass claim 4 , polyurethane claim 4 , or a mixture thereof.6. The cover of claim 4 , wherein the material has a thickness of about ¼ inch.7. A cover for an HVAC boot claim 4 , the cover formed of a single piece of material that provides insulating properties to the HVAC boot claim 4 , the cover comprising:a first opening for a vent or register, the opening having dimensions of about 2 to 4 inches by about 10 to 12 inches; anda second opening that is round and has a diameter of about 6 inches;wherein the cover has a thickness of about ¼ inch.8. The cover of claim 7 , wherein the material is silicone claim 7 , a natural or synthetic latex claim 7 , a natural or synthetic rubber claim 7 , fiberglass claim 7 , polyurethane claim 7 , or a mixture thereof.9. The cover of formed by injection molding. This application claims the benefit of U.S. Provisional Application No. 61/796,528, filed Mar. 15, 2013, the contents are which are incorporated herein by ...

Vented Floor Arrangement and a Kit of Parts for Use in Assembling the Floor

A plug which fits into the top aperture of an air vent to be mounted on an air flow pipe or flume prevents cement flowing into the vent when a concrete floor is laid. The vent has a peripheral protrusion and a top flange. The plug protrusion snap fits into a in the top of the vent aperture and can be pulled out when the concrete is set. The plug has sides which extend upward an outward from the vent top so the laid concrete floor has a slot communicating with the vent and the vent top is installed below the floor and thus cannot be easily damaged by storing and removal of produce. The vent is inserted into a plate covering a flume where the plate has ribs and protrusions locating the required rebar and end tabs holding the plates end to end.

ACOUSTIC DISPERSING AIRFLOW PASSAGE

A plenum with features to disperse acoustic energy in an airflow while maintaining a relatively small pressure drop in the airflow is disclosed. A general structure of the plenum may include a perforated airflow passage surrounded by a substantially large space enclosed between the airflow passage and a plenum. The perforated airflow passage has a perforated wall that may allow the acoustic energy to be dispersed into the substantially large space when flowing through the airflow passage. Acoustic energy dispersing materials may also be disposed in the substantially large space and/or on the perforated wall to help disperse acoustic energy by, for example, absorbing the acoustic energy. The plenum can help disperse the acoustic energy while helping minimize the pressure drop in the airflow. 113-. (canceled)1518-. (canceled)19. An acoustic dispersing airflow passage , comprising:a plenum housing having a first end and a second end;a perforated wall disposed within the plenum housing, the perforated wall having an inner side and an outer side, the outer side being disposed relatively closer to the plenum housing than the inner side, the inner side being opposite the outer side, the perforated wall surrounding an airflow passage, the perforated wall extending between the first end and the second end of the plenum housing, the perforated wall being enclosed by the plenum housing;a centrifugal fan disposed outside of the plenum housing, the centrifugal fan being fluidly connected to the airflow passage, the centrifugal fan being configured to deliver a stream of air through the airflow passage;an acoustic dispersing space between the plenum housing and the outer side of the perforated wall, the acoustic dispersing space being free of acoustic dispersing material, the acoustic dispersing space having a first volume, the acoustic dispersing space surrounding the airflow passage;the airflow passage having a second volume; andthe first volume being at least two times larger ...

PROCESS FOR FORMING AN INSULATED REGISTER BOX

A process for insulating a register box in which the register box has a plurality of side panels arranged in a generally rectangular configuration and a duct opening through a wall that extends across the generally rectangular configuration, in which the process includes flowing an expandable polymeric material toward the plurality of side panels, placing the register box into or onto a support structure, introducing a liner over the flowed expandable polymeric material within the register box, and placing a form onto the liner in the register box so as to shape the expandable polymeric material within the register box. The form and the liner are then removed from the register box. 1. A process for insulating a register box , the register box having a plurality of side panels arranged in a generally rectangular configuration and a duct opening through a wall that extends across the generally rectangular configuration , the process comprising:flowing an expandable polymeric material toward the plurality of side panels;placing the register box into or onto a support structure;introducing a liner over the flowed expandable polymeric material within the register box;placing a form onto the liner into the in the register box so as to shape the expandable polymeric material within the register box; andremoving the form and the liner from the register box.2. The process of claim 1 , further comprising:closing a lid over said form and over an end of the register box so as to limit an expansion of the expandable polymeric material.3. The process of claim 2 , further comprising:locking said lid over the end of the register box for a period of time while the expandable polymeric material expands.4. The process of claim 3 , further comprising:unlocking said lid prior to the step of removing the form and the liner.5. The process of claim 1 , further comprising:positioning said support structure onto an underlying surface prior to the step of placing the register box.6. The ...

Securing Device

A securing device includes at least one rigid ring configured to encircle the pipe, and at least one securing system, rigid and distinct from the ring, including a body which has a first contact face configured to be pressed firmly against and secured to a surface of a structure, and at least one groove in which the ring is housed, the groove being configured to allow the securing system to slide with respect to the ring in a direction of sliding along the ring, while being immobile or near-immobile relative to the ring in a plane perpendicular to the direction of sliding. 1. A device for securing a pipe to a structure , comprising:at least one ring configured to encircle the pipe in such a way that the ring and the pipe are immobile or near-immobile relative to one another in a plane transverse to the pipe when the ring is assembled on the pipe; andat least one securing system comprising a body having a first contact face configured to be pressed firmly against and secured to a surface of the structure,wherein the securing system and the ring are distinct and rigid, andwherein the securing system comprises at least one groove in which the ring is housed, said groove being configured to allow the securing system to slide with respect to the ring in a direction of sliding along the ring, the securing system and the ring being immobile or near-immobile relative to one another in a plane perpendicular to the direction of sliding.2. The device for securing a pipe according to claim 1 , wherein the groove is positioned on a second face of the body and extends between third and fourth end faces substantially perpendicular to the direction of sliding claim 1 , andwherein the groove and the direction of sliding are curved and have the same radius of curvature as the ring.3. The device for securing a pipe according to claim 2 , further comprising a bonded connection connecting the securing system and the ring.4. The device for securing a pipe according to claim 3 , wherein ...

ROLLER MEMBER FOR USE IN AN APPARATUS FOR CLOSING PITTSBURGH SEAMS ASSOCIATED WITH DUCT ASSEMBLIES AND OTHER BOX-SHAPED MEMBERS

A vertical Pittsburgh Seam closing apparatus having a base supporting surface, a track mechanism for moving a carriage assembly which holds seam forming members used to close a Pittsburgh Seam, a pair of upper and lower guide members for guiding the duct section into a proper vertical position, and upper and lower clamping members positioned inside the duct section and adjacent the inside portion of the Pittsburgh Seam to be closed, the upper guide members and clamping member being selectively movable and adjustable for accommodating different duct section lengths. In one embodiment, the seam forming assembly includes three roller members mounted in vertical arrangement to each other, one roller member being V-shaped in configuration and the other two roller members being substantially cylindrical in shape. The V-shaped roller member may also include one or more projecting members for forming dimples in the closing process to prevent shifting and/or slipping of the closed seam. 1. A substantially V-shaped roller member for use in an apparatus for closing a Pittsburgh Seam associated with a duct section , the duct section having first and second end portions , the Pittsburgh Seam to be closed having a male portion , a female portion , and an overlapping edge portion , the substantially V-shaped roller member comprising:first and second side portions forming the V-shaped configuration of said roller member, said first and second side portions each having a surface portion for engaging the outside portion of the Pittsburgh Seam to be closed, said first and second side portions forming an apex at their joinder;at least one bore extending through at least a portion of one of said first and second side portions of said V-shaped roller member; andat least one projection member extending through said at least one bore, said at least one projection member having a portion thereof extending beyond at least one surface portion of said first and second side portions.2. The ...

Reflective Laminate Insulating Assembly

An insulated HVAC duct component such as a transition box includes a first insulation layer and a second, different insulation layer. The transition box includes at least four sidewalls and one of a top and a back wall, the transition box further including a first access port and a second access port, the first access port having a different cross section than the second access port, one of the access ports being spaced from a nearest sidewall by less than 2 inches. The first insulation layer is located along an inside surface of the box. The second different insulation layer overlies the first insulation layer, the second different insulation layer having an air impervious surface, wherein the combined thickness of the first insulation layer and the second different insulation layer is less than 2 inches. 1. An insulating assembly for an HVAC duct component , the insulating assembly comprising:(a) a reflective laminate body having a base, a first sidewall extending from the base and a second sidewall extending from the base, at least one of the sidewalls terminating at a free edge;(b) the base and the sidewalls movable between a first transport configuration wherein a majority of the base and a majority of each of the sidewalls are parallel and an installation configuration wherein the sidewalls are inclined relative to the base; and(c) the reflective laminate including an upper reflective layer, a bottom reflective layer and a cellular layer intermediate the upper reflective layer and the bottom reflective layer.2. The insulating assembly of claim 1 , wherein a portion of the first sidewall is affixed to a portion of the second sidewall claim 1 , independent of the base.3. The insulating assembly of claim 2 , wherein the portion of the first sidewall is affixed to the portion of the second sidewall by a fastener.4. The insulating assembly of claim 1 , wherein the base claim 1 , the first sidewall and the second sidewall are formed of a single piece.5. The ...

DEPLOYABLE SELF-SUSTAINING SHELTER

An expandable, mobile structure is capable of sustaining a retracted state and an expanded state, and may be capable of alternately using public utilities as a power supply, or a self-contained “off-grid” power supply. This allows for use of the mobile structure in a multitude of locations, which are not governed by the presence or absence of an available external power supply. The structure may operate in an “on-grid” power mode when in an expanded condition, and in an “off-grid” mode in a retracted condition. The structure includes a different number of zones within the structure in the retracted state as compared to the expanded state. A modular HVAC system provides a different flow path of air in the retracted state and the expanded state. 1. A structure comprising:an expandable structural frame adapted expand to an expanded condition and retract to a retracted condition, wherein the expandable structural frame comprises a first frame member and a second frame member, said first and second frame members telescopically connected to one another for expansion and retraction of the structure;a first electrical flow path adapted for providing electrical power to the structure in the expanded condition; anda second electrical flow path adapted for providing electrical power to the structure in the retracted condition, said second electrical flow path different from the first electrical flow path.2. The structure of claim 1 , further comprising an electrically conductive switching device in a fixed position with respect to the first frame member and adapted to maintain moving contact with the second frame member during expansion and retraction of the structure.3. The structure of claim 2 , wherein the electrically conductive switching device is a caster carriage dongle.4. The structure of claim 3 , wherein the second frame member includes a track for receiving the caster carriage dongle.5. The structure of claim 3 , wherein the caster carriage dongle includes at least ...

Insulated Ducts and Insulated Ductworks

An HVAC duct is provided. The duct includes an outer tube having a fully continuous external perimeter. The duct further includes an inner tube capable of conveying forced air. The inner tube extends within the outer tube longitudinally. The duct also includes a plurality of support elements spanning between the outer tube and the inner tube. The elements extends along the outer tube and the inner tube longitudinally. The elements define a plurality of channels between the outer tube and the inner tube. The outer tube, the inner tube, and the elements are fully unitary. 1. An HVAC duct comprising:an outer tube having a fully continuous external perimeter;an inner tube capable of conveying forced air, said inner tube extending within said outer tube longitudinally;a plurality of support elements spanning between said outer tube and said inner tube, said elements extending along said outer tube and said inner tube longitudinally, said elements defining a plurality of channels between said outer tube and said inner tube,wherein said outer tube, said inner tube, and said elements are fully unitary.2. The duct of claim 1 , wherein said channels containing a plurality of thermally insulating layers.3. The duct of claim 2 , wherein said outer tube claim 2 , said inner tube claim 2 , and at least one of said layers having a combined R-value between about 8 and about 12.4. The duct of claim 3 , wherein said outer tube having an R-value greater than said inner tube.5. The duct of claim 3 , wherein said at least one of said layers having an R-value between about 7 and about 10.6. The duct of claim of claim 3 , wherein at least one of said outer tube claim 3 , said inner tube claim 3 , and at least one of said elements including plastic.7. The duct of claim 1 , wherein said outer tube is curved longitudinally.8. The duct of claim 1 , wherein said outer tube includes at least two sides substantially parallel to each other.9. The duct of claim 1 , wherein said outer tube and said ...

SILENCER ASSEMBLY FOR AIR HANDLING UNIT OF AN HVAC SYSTEM

The present disclosure relates to a silencer module for a silencer bank of an air handling unit. The silencer module includes a support shell having a first inner wall and a second inner wall opposite the first inner wall. The silencer module also includes a first baffle coupled to the first inner wall, where the first baffle includes a first perforated baffle sheet, and a second baffle coupled to the second inner wall, where the second baffle includes a second perforated baffle sheet. The silencer module further includes an air flow gap that extends between the first perforated baffle sheet and the second perforated baffle sheet, where the air flow gap has a width that is substantially constant along a dimension of the first perforated baffle sheet and the second perforated baffle sheet that extends generally parallel to a direction of air flow through the air flow gap. 1. A silencer module for a silencer bank of an air handling unit , comprising:a support shell having a first inner wall and a second inner wall opposite the first inner wall;a first baffle coupled to the first inner wall and including a first perforated baffle sheet; anda second baffle coupled to the second inner wall and including a second perforated baffle sheet, wherein an air flow gap extends between the first perforated baffle sheet and the second perforated baffle sheet, the air flow gap having a width that is substantially constant along a dimension of the first perforated baffle sheet and the second perforated baffle sheet that extends generally parallel to a direction of air flow through the air flow gap.2. The silencer module of claim 1 , wherein a width of the first baffle and a width of the second baffle combine as a cumulative baffle width of the silencer module.3. The silencer module of claim 2 , wherein a ratio of the cumulative baffle width to the width of the air flow gap is approximately 3:1.4. The silencer module of claim 2 , wherein the support shell defines a depth of the ...

MIDDLE AIR DUCT OF AIR CONDITIONER AND AIR CONDITIONER

An air duct having first to third air ducts, each of the first to third air ducts has a duct structure having a first end and a second end, the duct structure of the each of the first to third air ducts are separable from each other, a cross sectional area of the first end is greater than a cross sectional area of the second end, a plurality of cross sectional areas between the first end and the second end decrease progressively from the first end to the second end, and the first to third air ducts are communicated successively in a direction such that the second end of the duct structure of the third air duct is arranged closer to the second end of the duct structure of the first air duct and further from the first end of the duct structure of the first air duct. 110-. (canceled)11. An air duct of an air conditioner , the air duct comprising:a first air duct, a second air duct and a third air duct,wherein each of the first air duct, the second air duct and the third air duct comprises a duct structure having a first end and a second end,wherein the duct structure of the each of the first air duct, the second air duct and the third air duct are separable from each other, a cross sectional area of the first end is greater than a cross sectional area of the second end; and', 'a plurality of cross sectional areas between the first end and the second end decrease progressively from the first end to the second end, and, 'wherein for the each of the first air duct, the second air duct and the third air ductwherein the first air duct, the second air duct and the third air duct are communicated successively in a predetermined direction such that the second end of the duct structure of the third air duct is arranged closer to the second end of the duct structure of the first air duct and further from the first end of the duct structure of the first air duct.12. The air duct according to claim 11 ,wherein the first air duct and the second air duct are communicated ...

CRACK-RESISTANT POLYMER FOAM DUCTS AND METHOD OF INSTALLING SAME

A low pressure duct configured to channel a gas within a structure includes a tubular body formed from a polymer foam material, and a first plurality of strands adhered to a surface of the tubular body along a plurality of paths. The plurality of paths includes a first set of paths oriented longitudinally along the tubular body. The first set of paths are spaced apart from each other around a circumference of the tubular body. The plurality of paths also includes a second set of paths oriented circumferentially around the tubular body. The second set of paths are spaced apart longitudinally along the tubular body. 1. A duct configured to channel a low pressure gas within a structure , the duct comprising:a tubular body formed from a polymer foam material; a first set of paths oriented longitudinally along the tubular body, the first set of paths spaced apart from each other around a circumference of the tubular body; and', 'a second set of paths oriented circumferentially around the tubular body, the second set of paths spaced apart longitudinally along the tubular body., 'a first plurality of strands adhered to a surface of the tubular body along a plurality of paths, the plurality of paths comprising2. The duct of claim 1 , further comprising:a fixed ring extending circumferentially around the tubular body and affixed to the tubular body; anda free ring extending circumferentially around the tubular body, wherein the tubular body is longitudinally slidable with respect to the free ring.3. The duct of claim 2 , wherein at least one of the fixed ring and the free ring is formed from a thermoplastic material claim 2 , the duct further comprising a second plurality of strands adhered to a surface of the at least one of the fixed ring and the free ring.4. The duct of claim 3 , wherein the at least one of the fixed ring and the free ring comprises a flange comprising a first outer surface claim 3 , a first inner surface opposite the first outer surface claim 3 , and an ...

Connecting ducts

A duct apparatus comprises a first duct section ( 9 ) and a second duct section ( 9 ′), each duct section being provided with a connector assembly ( 1,1 ′) for use in connecting the first duct section to the second duct section. Each connector assembly comprises a plurality of flange elements ( 2 ), and a plurality of corner elements ( 3 ). Each flange element includes attachment means for attachment of an end face of the duct section thereto, and each corner element engages with two flange elements. The first duct section is attached to the second duct section using a two-sided adhesive tape ( 13 ) applied around the perimeter of the connector assembly of the first duct section. The two-sided tape both adheres the first section to the second duct suction and provides a seal between the two duct sections. A method of connecting a first duct section to a second duct section using the duct apparatus is also provided.

DUCT WITH PAINT SEALANT

An HVAC component and method of forming the HVAC component, including a duct having a first surface and a second surface movable between an unassembled position and an assembled position is provided, wherein the method includes (a) applying a paint sealant to one of the first and the second surfaces; (b) one of drying or curing the applied paint sealant; and (c) moving the first and second surfaces from the unassembled to the assembled position, the paint sealant forming a sealed interface between the assembled first surface and second surface. 1. A method of forming a duct component having a first surface and a second surface movable between an unassembled position and an assembled position , the method comprising:(a) applying a paint sealant to one of the first and the second surfaces; and(b) one of drying or curing the applied paint sealant, wherein the applying the paint sealant locates the paint sealant such that moving the first and second surfaces from the unassembled to the assembled position, the paint sealant forms a sealed interface between the assembled first surface and second surface.2. The method of claim 1 , wherein the paint sealant is applied by a transfer roller.3. The method of claim 1 , wherein curing the paint sealant includes exposing the paint sealant to a predetermined radiation or heat.4. The method of claim 1 , wherein the paint sealant is applied by spraying the paint sealant onto the one of the first and the second surface.5. The method of claim 1 , wherein the paint sealant is an elastomeric paint.615.-. (canceled)16. The method of claim 1 , the paint sealant having a substantially planar surface.17. The method of claim 16 , wherein the substantially planar surface of the paint sealant has a thickness ranging between 2 mils and 125 mils.18. A method of manufacturing a duct component system comprising:(a) applying a first layer of non-cellular paint sealant to one end of a first duct; and(b) one of drying or curing the applied first ...

ROLLER MEMBER FOR USE IN AN APPARATUS FOR CLOSING PITTSBURGH SEAMS ASSOCIATED WITH DUCT ASSEMBLIES AND OTHER BOX-SHAPED MEMBERS

A vertical Pittsburgh Seam closing apparatus having a base supporting surface, a track mechanism for moving a carriage assembly which holds seam forming members used to close a Pittsburgh Seam, a pair of upper and lower guide members for guiding the duct section into a proper vertical position, and upper and lower clamping members positioned inside the duct section and adjacent the inside portion of the Pittsburgh Seam to be closed, the upper guide members and clamping member being selectively movable and adjustable for accommodating different duct section lengths. In one embodiment, the seam forming assembly includes three roller members mounted in vertical arrangement to each other, one roller member being V-shaped in configuration and the other two roller members being substantially cylindrical in shape. The V-shaped roller member may also include one or more projecting members for forming dimples in the closing process to prevent shifting and/or slipping of the closed seam. 1. A substantially V-shaped roller member for use in an apparatus for closing a Pittsburgh Seam associated with a duct section , the duct section having first and second end portions , the Pittsburgh Seam to be closed having a male portion , a female portion , and an overlapping edge portion , the substantially V-shaped roller member comprising:first and second side portions forming the V-shaped configuration of said roller member, said first and second side portions each having a surface portion for engaging the outside portion of the Pittsburgh Seam to be closed, said first and second side portions forming an apex at their joinder;at least one bore extending through at least a portion of one of said first and second side portions of said V-shaped roller member; andat least one projection member extending through said at least one bore, said at least one projection member having a portion thereof extending beyond at least one surface portion of said first and second side portions.2. The ...

Prefabricated Outdoor Thermal Duct System

A prefabricated outdoor thermal duct system is provided having a metal formed ductwork air passage, a hard board insulation layer glued to the metal duct leaving custom cut space for duct connections, a custom prefabricated cladding formed and adhered to the hard board insulation, a custom fabricated insert matching the insulation material, installed over the duct connection in the field to seal the joint, and a final fabricated cap adhered to the cladding. 1. A prefabricated outdoor thermal duct system comprising:a metal formed ductwork air passage;a hard board insulation layer glued to the metal duct leaving custom cut space for duct connections;a custom prefabricated cladding formed and adhered to the hard board insulation;a custom fabricated insert matching the insulation material, installed over the duct connection in the field to seal the joint; anda final fabricated cap adhered to the cladding.2. The prefabricated outdoor thermal duct system in accordance with claim 1 , wherein the metal formed ductwork air passage is of a TDC claim 1 , TDF claim 1 , S&D or welded type.3. The prefabricated outdoor thermal duct system in accordance with claim 1 , wherein the metal formed ductwork air passage comprises galvanized metal claim 1 , aluminum claim 1 , stainless steel or PVC-coated metal.4. The prefabricated outdoor thermal duct system in accordance with claim 1 , wherein the hard board insulation layer includes different types claim 1 , thicknesses and R-values of hard board insulation.5. The prefabricated outdoor thermal duct system in accordance with claim 1 , wherein the custom prefabricated cladding includes custom formed ABS with UV protection of a selected thickness and color.6. The prefabricated outdoor thermal duct system in accordance with claim 5 , wherein the custom prefabricated cladding is attached via one of solvent welding claim 5 , friction welding or thermal welding to form a weather-proof and permanent bond.7. The prefabricated outdoor thermal ...

Fitting and Ferrule for Connecting to Flexible Duct

A fitting assembly for connection to a flexible duct includes a fitting and a ferrule extending from the fitting. The ferrule includes a first end configured for insertion into an open end of the flexible duct, a second end adjacent to the fitting, and a sidewall extending between the first end and the second end. The sidewall defines a minor diameter adjacent the first end and a major diameter spaced apart from the minor diameter. The ferrule further includes a ferrule thread extending radially outward from the sidewall. The minor diameter is less than or equal to an inner diameter of the flexible duct with the flexible duct fully elongated, and the major diameter is greater than the inner diameter of the flexible duct with the flexible duct fully elongated.

DUCT WITH PAINT SEALANT

An HVAC component and method of forming the HVAC component, including a duct having a first surface and a second surface movable between an unassembled position and an assembled position is provided, wherein the method includes (a) applying a paint sealant to one of the first and the second surfaces; (b) one of drying or curing the applied paint sealant; and (c) moving the first and second surfaces from the unassembled to the assembled position, the paint sealant forming a sealed interface between the assembled first surface and second surface. 1. A method of forming a duct component having a first surface and a second surface movable between an unassembled position and an assembled position , the method comprising:(a) applying a paint sealant to one of the first and the second surfaces;(b) one of drying or curing the applied paint sealant; and(c) moving the first and second surfaces from the unassembled to the assembled position, the paint sealant forming a sealed interface between the assembled first surface and second surface.2. The method of claim 1 , wherein the paint sealant is applied by a transfer roller.3. The method of claim 1 , wherein curing the paint sealant includes exposing the paint sealant to a predetermined radiation or heat.4. The method of claim 1 , wherein the paint sealant is applied by spraying the paint sealant onto the one of the first and the second surface.5. The method of claim 1 , wherein the paint sealant is an elastomeric paint.6. A duct component comprising:(a) a first surface and a second surface movable between an unassembled position and an assembled position; and(b) a paint sealant on one of the first and the second surfaces, the paint sealant being one of dried or cured.7. The duct component of claim 6 , wherein the paint sealant is rubberized.8. The duct component of claim 6 , wherein the paint sealant includes a thermoplastic claim 6 , a thermoplastic elastomer or a thermoset.9. The duct component of claim 6 , wherein the paint ...

Apparatus And Method For Placement Of Angle Plates In Transverse Duct Flanges

An apparatus and method are described for inserting angle plates in transverse duct flanges. The apparatus is especially useful in inserting angle plates into transverse duct flanges of duct fittings. Packages for holding angle plates are also described. 1. An apparatus for automatically assembling an angle plate in channel shaped flanges at ends of duct panels joined in a corner to form a duct section , said apparatus comprising:a platen adapted for engaging an end of a duct in a preselected position relative to said platen;clamping members adapted for locking a duct in a preselected position relative to said platen;a supply hopper for angle plates located underneath said platen adapted for advancing upwardly an angle plate for insertion into said duct;an angle plate advancing member adapted for advancing an angle plate into engagement with a corner of a clamped duct section; andpressing members adapted for pressing an angle plate into said corners of said duct.2. An apparatus according to wherein each duct flange has a free side edge claim 1 , and there are means for crimping said side edges over said angle plate.3. An apparatus according to further comprising a trigger member and an electric switch to activate said insertion and a PLC member to control sequence operation of components of said apparatus.4. An apparatus according to wherein said supply hopper further comprises an elevator for advancing said angle plate into position relative to said angle plate advancing member.5. An apparatus according to wherein said elevator comprises a V-shaped magazine for holding angle plates claim 4 , an air cylinder and finger plates adapted to engage said angle plates.6. An apparatus according to wherein said clamping members comprise a clamp arm claim 1 , a clamp head and a clamp finger adapted to engage said duct flange to lock said flange in place.7. An apparatus according to wherein said clamping members during locking of the duct flange are adapted to pull the flange ...

Seam locking apparatus

A locking apparatus for securing a turning vane to a duct rail is disclosed. The locking apparatus includes an elongate body defining a longitudinal axis and a working end including a first end portion, a second end portion, and an arcuate portion extending between the first end portion and the second end portion. The first end portion, second end portion, and arcuate portion together define a concavity that is configured for the reception of a portion of the turning vane therein. The arcuate portion is configured for engagement against the portion of the turning vane to roll the portion of the turning vane over a portion of the duct rail. The rolling of the portion of the turning vane over the portion of the duct rail is configured to secure the turning vane to the duct rail.