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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 35774. Отображено 100.
08-03-2012 дата публикации

Hot-Runner System having Non-Structurally Supportive Heat Insulator Including Visible Material

Номер: US20120055662A1
Автор: Edward Joseph Jenko, Patrice Fabien Dezon-Gaillard, Paul Blais
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

Hot-runner system ( 100 ) for use with molding system. Hot-runner system ( 100 ) having: heater ( 102 ) to generate heat responsive to receiving power. Heat-sourcing component ( 104 ) to receive heat from the heater ( 102 ) so that the heat that is generated by the heater ( 102 ) is transferred, at least in part, from heater ( 102 ) to heat-sourcing component ( 104 ). Heat-sourcing component ( 104 ) becomes heated to an operating temperature. Heat-receiving component ( 106 ) being at least partially spaced from the heat-sourcing component ( 104 ). The operating temperature of the heat-receiving component ( 106 ) being cooler than operating temperature of the heat-sourcing component ( 104 ). Non-structurally supportive heat insulator ( 108 ) has thermal conductivity being lower than thermal conductivity of air during operation of the hot-runner system ( 100 ). Whereby, in use, non-structurally supportive heat insulator ( 108 ): (i) reduces heat transmission from heat-sourcing component ( 104 ) to heat-receiving component ( 106 ), and (ii) permits reduction of power consumption of heater ( 102 ).

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Номер записи: 1
19-04-2012 дата публикации

Resin molding apparatus, process for manufacturing resin molded product, hollow molded product and container

Номер: US20120094045A1
Автор: Kazuyuki Oogi, Sadaki Yamamoto
Принадлежит: Du Pont Mitsui Polychemicals Co Ltd

The resin molding apparatus ( 200 ) is capable of rotatably support, around an axis of a neck portion ( 2 ), a hollow molded product having a main body having a form of a container and the cylindrical neck portion ( 2 ). A pinched portion ( 4 ), which is pinched by neck portion pinching parts ( 13, 14 ) of metallic mold members ( 11, 12 ) of the apparatus ( 200 ), is formed around the neck portion ( 2 ). An outer profile of the pinched portion ( 4 ) around the axis of the neck portion ( 2 ) is a non-circular profile. An integrated inner profile of the mated neck portion pinching parts ( 13, 14 ) is a profile along an outer profile of the pinched portion ( 4 ). When the neck portion pinching parts ( 13, 14 ) pinch the pinched portion ( 4 ), the neck portion pinching parts ( 13, 14 ) push the pinched portion ( 4 ) to rotate the hollow molded product, thereby correcting the rotation angle around the axis.

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Номер записи: 2
14-06-2012 дата публикации

Mold release film and process for producing light emitting diode

Номер: US20120148820A1
Автор: Tamao Okuya
Принадлежит: Asahi Glass Co Ltd

To provide a mold release film for producing a light emitting diode by a mold, which is less susceptible to formation of pin holes or rupture and which is applicable to mass production of a light emitting diode by means of a mold having a plurality of cavities, and a process for producing a light emitting diode by means of such a mold release film. A mold release film to be disposed on the cavity surface of a mold to form a substantially hemispherical lens portion by encapsulating a light emitting element of a light emitting diode with an encapsulation resin, which release film has a thickness of from 16 to 175 μm and a tensile rupture elongation of from 600 to 3,000% at 110° C. as measured in accordance with JIS K7127, and a process for producing a light emitting diode by means of such a mold release film.

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Номер записи: 3
21-06-2012 дата публикации

Die stamper assembly, injection compression moulding apparatus and method of manufacturing optical data carriers

Номер: US20120153515A1
Автор: Hendricus Johannes Verhoeven, Peter Knips, Wilhelmus Gerardus van Asseldonk
Принадлежит: Axxicon Moulds Eindhoven BV, Singulus Technologies AG

A die stamper assembly comprises a first die part for holding a first stamper and a second die part for mounting a second stamper, the die parts cooperating to define a mould cavity. The first stamper is mounted at a boundary of the first die part and the second stamper is mounted at a boundary of the second die part. The die stamper assembly further comprises a venting ring configured around and moveable with respect to the first die part and defining an outer boundary of the mould cavity. A venting holder arranged for holding the circumference of the first stamper and positioned between the first die part and the venting ring to attach the first stamper on the first die part allows venting of air escaping from the mould cavity and prevents leaking of plastic material out of the mould cavity.

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Номер записи: 4
21-06-2012 дата публикации

Mold-Tool System having Melt Splitting Device Including Uninterrupted Melt Channels Extending from Inlet and Outlets

Номер: US20120156324A1
Автор: Darrin Albert Macleod, Manon Danielle Belzile
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A mold-tool system is provided which includes a melt distribution device and a melt splitting device configured to interact with the melt distribution device. The melt splitting device includes a single inlet and multiple outlets spaced from the single inlet. The outlets are configured for fluid communication with the melt distribution device. The melt splitting device further includes a plurality of uninterrupted melt channels, where each melt channel extends from the inlet to an associated one of the outlets.

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Номер записи: 5
21-06-2012 дата публикации

Multiple-Gate Injection Molding Apparatus

Номер: US20120156325A1
Автор: Denis Babin, Peter Klobucar, Valery Ten
Принадлежит: Mold Masters 2007 Ltd

One or more nozzles define separate nozzle channels. The nozzles are coupled to a manifold, so that each of the nozzle channels communicates with a different mold gate. A molding material distribution insert is coupled to the manifold and has a body defining a distribution channel and a plurality of drop channels equal in number to the nozzle channels. The distribution channel is an open distribution channel formed on an outer surface of the body and enclosed by the manifold. The drop channels intersect the distribution channel and exit the body at a different one of the nozzle channels. A valve pin bushing can extend into the drop channels. Valve pins can extend from actuators, through the valve pin bushing and the drop channels, and to the mold gates. A valve pin holder can be coupled to the actuator and coupled to heads of the valve pins.

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Номер записи: 6
19-07-2012 дата публикации

Injection molding nozzle

Номер: US20120181728A1
Автор: Scott Greb
Принадлежит: Incoe Corp

An injection molding nozzle for dispensing of molten material includes an elongated body member having an outer surface, a first portion at a proximal end, a second portion at a distal end, and a central passageway extending longitudinally therethrough from the first portion to the second portion. The central passageway includes an inlet defined at the proximal end and splits outwardly at the second portion to form a radially extending passageway leading to an outlet. A tip member is coupled to the outlet to facilitate dispensing of molten material into a mold cavity. A groove is defined on the outer surface of the body member that winds from the first portion to a heated section of the second portion that is positioned adjacent to the tip member.

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Номер записи: 7
19-07-2012 дата публикации

Neck ring for forming a neck portion of a preform and the mold stack incorporating same

Номер: US20120183639A1
Автор: Domenico Favata, Peter Yankov, Scott Michael STEDMAN
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

There is provided a neck ring for defining at least a portion of a neck portion of a preform. the neck ring comprises a body having: mounting flange and a molding face, the molding face including a venting structure, the venting structure having: (i) a plurality of air vent grooves for collecting and venting, in use, excess air from a molding cavity as it is being filled with the molding material, and (ii) an air collector groove in fluid communication with the plurality of air vent grooves for providing an evacuation path for the air to be vented from the plurality of air vent grooves.

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Номер записи: 8
26-07-2012 дата публикации

Injection nozzle with enhanced heat transfer characteristics

Номер: US20120187610A1
Автор: Jincheng Chen
Принадлежит: R&D Tool and Engineering Inc

An injection nozzle that can be used in an injection blow molding system without use of an external heat source comprises a two-piece structure broadly including a structural outer body for coupling the nozzle to a resin manifold and a thermally conductive insert. At least a portion of an axial length of the insert has an outer diameter that is less than an inner diameter of a coinciding coaxial portion of the outer body, such that the differences in the inner and outer diameters present an insulating air gap along at least a portion of the nozzle length. A sufficient operating temperature for hot melt resin can then be obtained without use of the external heat source.

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Номер записи: 9
02-08-2012 дата публикации

Method and device for producing preforms with special geometries

Номер: US20120193838A1
Автор: Britta Scheunemann, Stefan Bock
Принадлежит: Netstal Maschinen AG

The invention relates to a device and a method for producing preforms ( 14 ) with a special geometry, wherein the finished preforms have a neck region with a thread and a preform body, which adjoins the neck region and has an enlarged geometry in comparison with the cavity of the injection mould. The method is characterized in that preforms are produced by injecting a polymer melt into an injection mould, in which the geometry of the impressions forming the cavity in the mould is designed in such a way that the radial extent of the inner space in the preform body thereby produced is not greater than the radial extent of the inner space in the neck region, the preforms are removed from the open mould by a removal gripper, transfer pins of a transfer gripper are introduced into the associated inner space of a preform, the preforms are removed from the removal gripper by means of the transfer gripper and are transferred into a post-cooling device, and the preforms in the removal gripper and/or in the post-cooling device are inflated using positive pressure in such a way that the geometry of the inflated preform body is larger than the cavity in the injecti on mould.

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Номер записи: 10
16-08-2012 дата публикации

Method for the introduction of a seal into plug connector part

Номер: US20120204401A1
Автор: Andreas Demmel, Josef Ebner
Принадлежит: Ifw Manfred Otte Gmbh

The invention relates to a method for inserting insert parts in an injection moulding die, characterized by the following process steps: Providing the insert parts, receiving the insert parts during the opening process of the injection mould die by means of a suitable device, such as a lever ( 3 ), inserting the insert parts in the injection moulding die by moving the device, wherein the movement of the device is carried out by a lever system ( 4 ) that is controlled by the movement of the injection moulding die, wherein the device represents a part of the moulding surface ( 5 ) when closing the injection moulding die. The invention further relates to executing the injection process and to a device for carrying out the method.

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Номер записи: 11
16-08-2012 дата публикации

Tube head provided with an air non-return grid

Номер: US20120204995A1
Автор: Eric Kerman, Nick Thorne
Принадлежит: Alcan Packaging Beauty Services SAS

The present invention relates to a tube head for product of fluid to pasty consistency comprising a neck having at a first end an opening through which the product is extracted from the tube, a shoulder connected to a second end of the neck opposite the first end, and the tube head comprising an air non-return means placed in said neck, said means being adapted to avoid a return of air from the first end of the neck to the second end of the neck, characterised in that the tube head is one piece.

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Номер записи: 12
04-10-2012 дата публикации

Injection molding flow control apparatus and method

Номер: US20120248644A1
Автор: Christian Götz, Juergen Wilhelm EMICH, Sergio De Oliveira Antunes
Принадлежит: Synventive Molding Solutions Inc

An apparatus for controlling the rate of flow to a mold cavity including a controller instructing a valve system to drive an actuator and a valve pin and including instructions that instruct the valve system to drive an actuator and a valve pin and including instructions that instruct the valve system to move from a start position to one or more intermediate drive rate positions and subsequently from the one or more intermediate drive rate positions to a high drive rate position on receipt by the controller of a signal from a position sensor that is indicative of the valve pin having reached a second position.

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Номер записи: 13
04-10-2012 дата публикации

Apparatus for Injection Molding

Номер: US20120251657A1
Автор: Craig Vincent Kovacic, James Oliver Adas, Trevor Pruden
Принадлежит: Individual

A nozzle retaining clip for retaining a nozzle assembly with a material distributing manifold comprises an attachment portion for attaching the clip to the manifold and an engagement portion for engaging a nozzle assembly abutted to the manifold. Two clips located to engage opposite sides of a nozzle assembly abutted to the manifold member are effective to retain the nozzle assembly and to allow the manifold and nozzle assembly to move relative to one another while the clips and nozzle assembly remain engaged. A first alternative clip achieves only surface contact and a second alternative clip allows protrusion of a segment of a nozzle assembly periphery through the clip. Advantageously, the clip comprises at least one locating tap to restrain movement of the clip relative to a manifold. An apparatus for injection molding comprises a manifold and nozzle assembly construction comprising clips in accordance with the invention.

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Номер записи: 14
18-10-2012 дата публикации

Filling level measuring device antenna cover

Номер: US20120262331A1
Автор: Christian Sum, Klaus Kienzle, Thomas Kopp
Принадлежит: VEGA Grieshaber KG

A filling level measuring device antenna cover includes a base body and a plurality of circular fins concentrically arranged on the base body, wherein the fins and the base body consist of a plastic material. The fins and the base body are one piece and injection-moulded.

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Номер записи: 15
08-11-2012 дата публикации

Method of molding a microneedle

Номер: US20120280428A1
Автор: Dennis E. Ferguson, Donald L. Pochardt, Satinder K. Nayar
Принадлежит: 3M Innovative Properties Co

A method of molding a microneedle including providing a mold apparatus having a mold insert having the negative image of at least one microneedle, a compression core, a mold housing configured to allow a reciprocal motion between the mold insert and the compression core. The method includes placing the mold apparatus in a closed position, injecting polymeric material into the closed mold apparatus, compressing the injected polymeric material between the mold insert and the compression core by a reciprocal motion between the compression core and the mold insert, opening the mold, and removing a molded microneedle from the mold. The mold insert has a mold insert height and the molded microneedle has a height that is from about 90% of the mold insert height to about 115% of the mold insert height.

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Номер записи: 16
22-11-2012 дата публикации

Alternative Pressure Control for a Low Constant Pressure Injection Molding Apparatus

Номер: US20120291885A1
Автор: Charles John Berg, Jr., Gary Francis SCHILLER, Gene Michael Altonen, Ralph Edwin Neufarth
Принадлежит: Procter and Gamble Co

A low constant pressure injection molding machine forms molded parts by injecting molten thermoplastic material into a mold cavity at low constant pressures of 6,000 psi and lower. As a result, the low constant pressure injection molding machine includes a mold formed of easily machineable material that is less costly and faster to manufacture than typical injection molds.

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Номер записи: 17
06-12-2012 дата публикации

Joint and method for manufacturing joint

Номер: US20120306118A1
Автор: Koichi Nakamura, Masahiro Okita, Nobuhiko Hayashi
Принадлежит: Onda Mfg Co Ltd

An inner tubular portion ( 15 ) and an outer tubular portion 16 for forming an insertion space for a plastic pipe ( 11 ) are formed integrally with a joint body ( 13 ). Two fitting grooves ( 17 ) are formed in the outer peripheral surface of the inner tubular portion 15 . Two sealing members ( 18 ) for maintaining water-tightness in the gap between the plastic pipe ( 11 ) received in the insertion space and the inner tubular portion ( 15 ) are fitted in the corresponding fitting grooves 17 . A pair of view windows ( 25 ) for visually checking the fitting grooves ( 17 ) and the sealing members ( 18 ), which are fitted in the fitting grooves ( 17 ), from the exterior are formed in the outer tubular portion ( 16 ). The view windows ( 25 ) are arranged at opposing positions.

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Номер записи: 18
20-12-2012 дата публикации

Rotary knob assembly

Номер: US20120318654A1
Автор: Daren Lee Harris, James Joseph Kornacki, Sabin Oana
Принадлежит: Visteon Global Technologies Inc

A rotary knob assembly and methods for forming and controlling friction effecting features of the knob assembly are disclosed. The knob assembly includes a mounting structure and a knob. The knob is rotatably coupled to a bezel of the mounting structure. The knob includes a stabilizer, a guide member, and a retainer having a patterned surface. At least a portion of the stabilizer is disposed between the bezel and the retainer to maintain an axial position and a radial position of the knob. A detent formed on the guide member cooperates with a patterned surface of the retainer to provide a haptic feedback to a user.

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Номер записи: 19
17-01-2013 дата публикации

Plastics injection moulding tool and method for plastics injection moulding

Номер: US20130015606A1
Автор: Bernd Hackmann
Принадлежит: RPC BRAMLAGE GMBH

The invention relates, in first instance, to a plastics injection moulding tool having a hot runner nozzle ( 1 ), the hot runner nozzle having an externally or internally heatable nozzle body and a nozzle tip ( 3 ), wherein a cooling action, associated with the nozzle tip, can be carried out. In order to provide a plastics injection moulding tool and a method for plastics injection moulding using a hot runner nozzle, in which effective cooling is possible at least at the end of the injection moulding cycle, it is proposed that a cooling device ( 10 ) is provided in a region of the nozzle body, directly at or near the nozzle tip. The invention further relates to a method for carrying out a plastics injection process using a hot runner nozzle.

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Номер записи: 20
21-03-2013 дата публикации

Mould for moulded parts with internal undercuts

Номер: US20130071509A1
Автор: Felix Gale Oneca, Francisco Javier Antoñana Gastesi, Jose Javier Berro Preboste, Luis Larumbe San Martin
Принадлежит: Irumold SL

Mould for moulded parts with internal undercuts that comprises a core of the mould with two complementary parts (both fitted one inside the other), providing the possibility of axial displacement and turning among them, establishing the external element part various slots where the parallel forms that the internal element part has in its peripheral area are inserted. Thus, thanks to the axial displacement and the turning of both elements, the parallel forms come out of from the slots and deviate from the coping enabling the ejection of the moulded part without being forced.

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Номер записи: 21
25-04-2013 дата публикации

Non-Symmetric Multiple Layer Injection Molded Products and Methods

Номер: US20130101696A1
Автор: Paul M. Swenson
Принадлежит: Kortec Inc

A mold for molding an injection molded article comprises a mold cavity with a non-symmetrical portion. At least one flow leader in the non-symmetrical portion of the cavity produces a symmetrical flow boundary in a multilayer flow downstream of the non-symmetrical portion of the mold cavity. The at least one flow leader may be a variable thickness flow leader or may alternatively be a plurality of flow leaders having a flow path length that differs from the flow path length of an adjacent flow leader by no more than about 15%. The multilayer flow comprising an inner layer, an outer layer, and an interior layer. Co-injection molding apparatus and methods that may use the foregoing mold are disclosed. Similarly, co-injection molded articles and containers that may result from the foregoing mold, apparatus, and methods are disclosed.

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Номер записи: 22
09-05-2013 дата публикации

INJECTION ASSEMBLY

Номер: US20130112782A1
Автор: Zhang Raymond Weiping
Принадлежит: Husky Injection Molding Systems Ltd.

An injection unit (), comprising: a transfer piston assembly (); and an injection piston assembly () being positioned coaxial with the transfer piston assembly (). 124. An injection unit () , comprising:{'b': '34', 'a transfer piston assembly (); and'}{'b': 30', '34, 'an injection piston assembly () being positioned coaxial with the transfer piston assembly ().'}224. The injection unit () of claim 1 , further comprising:{'b': 64', '22', '27, 'a transfer pot () for receiving a melt from an extruder unit () via a transfer channel (), the melt to be injected into a mold;'}{'b': 66', '64, 'an injection pot () being in communication with the transfer pot ();'}{'b': 34', '64', '66, 'wherein the transfer piston assembly () for transferring, in use, the melt from the transfer pot () to the injection pot (); and'}{'b': 30', '66, 'the injection piston assembly () for transferring the melt from the injection pot () towards the mold.'}324. The injection unit () of claim 2 , wherein:{'b': 64', '22', '30', '24, 'the transfer pot () receives, in use, the melt from the extruder unit () while at the same time, at least in part, the injection piston assembly () transfers, in use, the melt out from the injection unit () towards the mold.'}424. The injection unit () of claim 2 , wherein:{'b': '24', 'claim-text': [{'b': '26', 'a piston housing (); and'}, {'b': 28', '26, 'claim-text': [{'b': '34', 'the transfer piston assembly () includes, {'b': 44', '26, 'a transfer piston () located within the piston housing (); and'}, {'b': 48', '28', '26, 'a transfer plunger () extending from the plunger housing () towards the piston housing ().'}], 'a plunger housing () being spaced apart from the piston housing (); and'}], 'the injection unit () includes524. The injection unit () of claim 2 , wherein:{'b': '24', 'claim-text': [{'b': '26', 'a piston housing (); and'}, {'b': 28', '26, 'a plunger housing () being spaced apart from the piston housing (); and'}, {'b': '30', 'claim-text': [{'b': 36', '26 ...

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Номер записи: 23
16-05-2013 дата публикации

System and Process For Molding Polymeric Articles While Reducing Gate Blush

Номер: US20130123424A1
Автор: Felster Robert A., Klingler Scott A., Kowalski Michael P.
Принадлежит: Ticona LLC

A system and process for injection molding polymer articles is described. The system and process are designed to reduce gate blush. In one embodiment, an injection molding device injects a molten polymer composition into a runner that extends from an injection point to a gate. The gate is positioned adjacent to an opening leading into a mold cavity. In accordance with the present disclosure, the system includes one or more overflow passages that divert flow of the polymer composition so as to temporarily reduce the flow rate and pressure of the polymer composition entering the mold. 1. A system for injection molding an appearance polymer article from a thermoplastic material , comprising:a mold comprising at least one void forming a mold cavity;a compression zone for heating and compressing said thermoplastic material,at least one runner ending in a gate at the opening of said mold cavity, said runner is in fluid communication between said compression zone and said gate;at least one terminal flow-diversion passage forming a void in fluid communication with said runner, said terminal flow-diversion passage is located at a predetermined distance from said gate, wherein the void volume of said terminal flow-diversion passage is at least 1.1 times the runner void volume remaining between said flow-diversion passage and said gate, wherein the flow rate of the portion of said thermoplastic flow initially filling said mold cavity is diminished while another portion of said thermoplastic material flows into said terminal flow-diversion passage.2. A system as defined in claim 1 , wherein the system includes from about two to about five terminal flow-diversion passages.3. A system as defined in claim 1 , wherein the at least one terminal flow-diversion passage has dimensions and is positioned on the runner such that when a thermoplastic flow is fed through the runner claim 1 , from about 5% to about 60% of said flow is diverted into the at least one terminal flow-diversion ...

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Номер записи: 24
23-05-2013 дата публикации

Closure assembly, with a multi-rod drive, for the injection moulding of plastic material

Номер: US20130129856A1
Автор: Roberto Enrietti
Принадлежит: Thermoplay SpA

A closure assembly, of the type with a multi-rod drive, for the injection moulding of plastic material is described. The closure assembly has a plurality of closing rods and a driving plate, wherein the driving plate is adapted to move between an open position and a closed position. The closure assembly also has disconnecting and fixing means associated with each closing rod for disconnecting it from the driving plate, independently from the other closing rods, and to firmly fix it, once disconnected, on a side of the mould.

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Номер записи: 25
13-06-2013 дата публикации

Multi-Property Injection Molding Nozzle for Hot-Runner System

Номер: US20130147092A1
Автор: ARSAN Sami Samuel, Dezon-Gaillard Patrice Fabien, Jenko Edward Joseph
Принадлежит: Husky Injection Molding Systems Ltd.

A hot-runner system having a manifold and a nozzle, wherein the manifold or nozzle or both may be multi-material apparatuses of unitary construction. The nozzle may be thermally graded for temperature transmission between a heating sleeve and the melt. The nozzle may also include a melt flow channel apparatus that alters the flow of the melt before entering the mold. The nozzle and manifold may have a unitary construction that reduces fitting problems between the two apparatuses. 1. An injection molding assembly for transferring a melt to a mold , comprising:a manifold having a manifold melt channel; a first nozzle portion made from a first material; and', 'a second nozzle portion made from a second material different from said first material,', 'wherein said first nozzle portion and said second nozzle portion are integrally fused together to form a unitary structure., 'a nozzle having a nozzle melt channel, said nozzle mounted to said manifold such that said manifold melt channel and said nozzle melt channel are in fluid communication with one another, and wherein said nozzle includes2. An injection molding assembly according to claim 1 , wherein said nozzle is thermally graded from an interior surface of said nozzle to an outer surface of said nozzle.3. An injection molding assembly according to claim 1 , wherein said nozzle has an inner portion and an outer portion claim 1 , said outer portion surrounding said inner portion claim 1 , and wherein said outer portion is has a greater thermal conductance than said inner portion.4. An injection molding assembly according to claim 1 , wherein said nozzle further includes at least a third material claim 1 , wherein said first material claim 1 , said second material claim 1 , and said third material are integrally fused together so as to form a unitary structure.5. An injection molding assembly according to claim 1 , wherein said nozzle further includes a melt flow channel device claim 1 , said melt flow channel device ...

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Номер записи: 26
25-07-2013 дата публикации

Methods, devices, and systems for injection molding contact lenses

Номер: US20130188123A1
Автор: Gregg A. Dean
Принадлежит: Gregg A. Dean

Methods, devices, and systems for manufacturing ophthalmic lenses using direct injection molding are described. The present methods, devices, and systems include a mold block having a first mold insert and a second mold insert defining a lens-shaped cavity between them. A raised non-uniform region that projects into the lens-shaped cavity is incorporated in a peripheral zone of the molding surface of at least one of the mold inserts. When an ophthalmic lens is formed using the described mold block, at least one depression is produced in the lens. A gate placed at the non-uniform region allows the depression to hide any gate witness that may form when the mold is closed or separated.

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Номер записи: 27
25-07-2013 дата публикации

INJECTION MOLD ASSEMBLY INCLUDING AN INJECTION MOLD CAVITY AT LEAST PARTIALLY DEFINED BY A SUPERHARD MATERIAL AND RELATED INJECTION MOLD PRESSES, COMPONENTS, AND METHODS

Номер: US20130189390A1
Автор: Judd Robert Keith
Принадлежит: US SYNTHETIC CORPORATION

Embodiments relate to injection mold assemblies that include superhard materials, such as polycrystalline diamond compacts (“PDCs”), and related injection mold presses, components, and methods. The superhard materials are positioned to define at least a portion of a mold cavity for injection molding. Superhard materials may be fully or partially encapsulated by a substrate and the superhard materials and substrate may be secured to the injection mold. Superhard materials may be formed or otherwise separated from a substrate and secured to the injection mold without support of a substrate. Superhard materials may also be attachable to an injection mold to define only a portion of a mold cavity. In an embodiment, an injection mold insert includes a superhard material for insertion into a generic cavity within an injection mold assembly. 1. An injection mold assembly , comprising:a first mold plate;a second mold plate including a runner; anda molding element secured to one of the first or second mold plates, the first and second mold plates configured to be abutted along respective mating surfaces thereof to form a mold cavity, the molding element including a sintered polycrystalline diamond material having bonded diamond grains defining interstitial regions having a catalyst therein, the sintered polycrystalline diamond material forming at least a portion of the mold cavity.2. The injection mold assembly of wherein the sintered polycrystalline diamond material is bonded to a substrate.3. The injection mold assembly of wherein the substrate includes tungsten carbide.4. The injection mold assembly of wherein the sintered polycrystalline diamond material is at least partially depleted of the catalyst.5. The injection mold assembly of wherein the catalyst includes cobalt.6. The injection mold assembly of wherein the molding element defines a gate positioned and configured to allow material to be conveyed into the mold cavity via the runner of the second mold plate.7. The ...

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Номер записи: 28
15-08-2013 дата публикации

MICROCHIP, MOLDING DIE FOR MICROCHIP, AND MANUFACTURING APPARATUS FOR MANUFACTURING MICROCHIP

Номер: US20130209733A1
Автор: Sekihawa Kanji
Принадлежит: KONICA MINOLTA, INC.

A molding die for molding a substrate to be included in a microchip includes a first die and a second die contactable with and separable from the first die. One of the first die and the second die includes a ridge for molding the groove and a columnar first protrusion for molding at least a smallest diameter portion of a hole in the substrate, the portion having the smallest inner diameter. The other of the first die and the second die includes a second protrusion which is formed to be columnar having a diameter larger than the diameter of the first protrusion and contacts with a distal end of the first protrusion to mold the hole so as to extend through the substrate in cooperation with the first protrusion. A microchip also is provided. 1. A molding die for molding a substrate to be included in a microchip , the molding die comprising:a first die; anda second die contactable with and separable from the first die, wherein, in the substrate, a fluid passage groove is formed on one surface and a hole as a positioning reference for the groove is formed so as to extend from the one surface across a thickness direction, the microchip is formed by attaching a cover to the one surface, and wherein a ridge for molding the groove; and', 'a columnar first protrusion for molding at least a smallest diameter portion of the hole, the portion having the smallest inner diameter, and, 'one die of the first die and the second die which molds the one surface includesthe other die of the first die and the second die includes a second protrusion which is formed to be columnar having a diameter larger than the diameter of the first protrusion and contacts with a distal end of the first protrusion to mold the hole so as to extend through the substrate in cooperation with the first protrusion.2. (canceled)3. The molding die of claim 1 , wherein the one die is the first die.4. The molding die of claim 1 , comprising two first protrusions and two second protrusions.5. The molding die of ...

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Номер записи: 29
29-08-2013 дата публикации

Molding tool with conformal portions and method of making the same

Номер: US20130220573A1
Автор: Alan Lawrence Jacobson, Bernie Gerard Marchetti, Charles Alan Rocco, Harold P. Sears, James Todd Kloeb, Jeffery N. Conley, Larry Edward Ellis, Raymond Edward Kalisz, Ronald Hasenbusch
Принадлежит: Ford Motor Co

A mold core package for forming a molding tool includes a plurality of stacked particulate layers having a binding agent. The plurality of stacked particulate layers form sacrificial walls defining a mold cavity. A sacrificial displacement line and a sacrificial displacement body extend from the mold core package and are adapted to displace a molten material applied to the mold core package.

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Номер записи: 30
29-08-2013 дата публикации

High Thermal Conductivity Co-Injection Molding System

Номер: US20130221572A1
Автор: Charles John Berg, Jr., Emily Charlotte Boswell, Gene Michael Altonen, John Moncrief Layman, Ralph Edwin Neufarth
Принадлежит: Procter and Gamble Co

A low constant pressure co-injection molding machine forms molded parts by injecting molten thermoplastic material into a mold cavity at low constant pressures of 6,000 psi and lower. As a result, the low constant pressure injection molding machine includes a mold formed of easily machineable material that is less costly and faster to manufacture than typical injection molds. Co-injection of thin-walled parts having an L/T ratio>100, with embedded sustainable materials, such as polylactic acid (PLA), starch, post-consumer recyclables (PCR), and post-industrial recyclables (PIR) isolated from surfaces by barrier layers of leach-resistant material having a thickness less than 0.5 mm, is possible.

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Номер записи: 31
05-09-2013 дата публикации

Valve Bushing for an Injection Molding Apparatus

Номер: US20130230617A1
Автор: Babin Denis, Fairy Fabrice, Klobucar Peter
Принадлежит: MOLD-MASTERS (2007) LIMITED

A valve bushing having an actuator portion and a pin guiding component is disclosed. The actuator portion has a cup-shaped body with a stepped bore that defines a chamber in which a piston for opening and closing a valve gate disposed, and also defines a transfer bore extending through a base portion of the cup-shaped body. A stand-off member elevates the cup-shaped body from the manifold. The pin guiding component defines a sealing bore that extends between a body portion and a boss that extends rearward from the body portion. The boss is received in the transfer bore of the cup-shaped body to define a thermal transfer area between the pin guiding component and the actuator portion that is spaced apart from the manifold, and the actuator portion is located relative to the pin guiding component by engagement between the pin guiding component and the stand-off member. 1. A valve bushing comprisingan actuator portion including a cup-shaped body that defines in part a piston chamber in which a piston for opening and closing a valve gate of a hot runner mold is disposed;a stand-off member that elevates the cup shaped body relative to an upstream surface of a manifold;a pin guiding component defining a sealing bore through which a valve pin coupled to the piston is slidably disposed,the pin guiding component having a body portion receivable in a bore in the manifold, and a flange configured to locate the actuator portion relative to the pin guiding component,wherein, when the manifold is heated to a processing temperature, a clamping force between the manifold and an adjacent mold plate is transferred through the cup-shaped body and the stand-off member.2. The valve bushing according to wherein the actuator portion is located relative to the pin guiding component via a transfer ring there between that engages the flange at a first location and the stand-off member at a second location.3. The valve bushing according to wherein the engagement between the transfer ring and ...

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Номер записи: 32
05-09-2013 дата публикации

Apparatus for manufacturing a semiconductor package

Номер: US20130230618A1
Автор: Byeong Kap CHOI, Sang Jin Choi, Seong Wook Cheong, Tae Yun Lee
Принадлежит: SAMSUNG ELECTRONICS CO LTD

An apparatus for manufacturing a semiconductor package includes at least a first mold, a rotator, and a driver. The first mold has a first mold section, a second mold section, and at least one cavity formed when the first mold section and the second mold are brought together. The rotator is coupled to the first mold, and the driver is between the first mold and a rotating axis of the rotator. The driver supplies a molding resin into the cavity based on centrifugal force generated when the rotator rotates on the rotating axis.

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Номер записи: 33
12-09-2013 дата публикации

HOLLOW BODY MOLDING DEVICE

Номер: US20130236591A1
Автор: Hata Yasuhiko, Hirose Takashi, Katagiri Hiroki, Ojiro Minoru, Sakamoto Tomoyoshi
Принадлежит: RP TOPLA LIMITED

The present invention provides a hollow body molding device which allows easy confirmation of passage of a floating core through a molded body and facilitates quality control at the site. 16.-. (canceled)7. A hollow body molding device in which a molten resin is injected into a main cavity having on its one end a pressure port including a floating core and on its other end an outlet , a pressurized fluid is pressure-injected through the pressure port after the injection of the molten resin , the floating core is moved to the outlet side , the molten resin is extruded from the outlet simultaneously with the movement of the floating core , and the hollow molded body is molded ,comprising:a floating core storage portion which is connected to the main cavity and stores the floating core moved by the pressurized fluid;an auxiliary cavity which stores a molten resin discharged from the main cavity and the floating core storage portion;a communication passage which communicates the floating core storage portion and the auxiliary cavity with each other; andan opening and closing means that opens and closes the communication passage by sliding movement,wherein the communication passage includes a discharge passage connecting the floating core storage portion and a runner communicating the discharge passage and the auxiliary cavity with each other,the opening and closing means slides in the discharge passage, and{'sup': '2', 'an inlet cross-sectional area B of the communication passage is B<πA/4 (A is the maximum diameter of the floating core).'}8. The hollow body molding device according to claim 7 , wherein the floating core has a bullet shape.9. A hollow body molding device claim 7 , in which a molten resin is injected into a main cavity having on its one end a pressure port including a floating core and on its other end an outlet claim 7 , a pressurized fluid is pressure-injected through the pressure port after the injection of the molten resin claim 7 , the floating core ...

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Номер записи: 34
19-09-2013 дата публикации

Edge-Gated Injection Molding Apparatus

Номер: US20130243899A1
Автор: Babin Denis, Di Simone John, Gammon Scott, Ursu Douglas
Принадлежит: MOLD-MASTERS (2007) LIMITED

An edge-gated injection molding apparatus is disclosed for distributing a melt stream to a plurality of mold cavities aligned on opposing sides of an injection manifold assembly. The injection manifold assembly includes melt outlets aligned on opposing sides thereof with a nozzle seal in fluid communication with each melt outlet for transferring the melt stream to a corresponding mold cavity. A sliding relationship between each nozzle seal and its respective melt outlet while the nozzle seal is securely held relative to the mold gate permits misalignment between the nozzle seal and its respective melt outlet in the cold condition without causing stress on the nozzle seal. Under operating conditions, the sliding relationship permits subsequent alignment between the nozzle seal and its respective melt outlet. The nozzle seal has a two-piece gate seal with components thereof threadably coupled to each other such that relative rotation therebetween applies a sealing preload. 1. An edge-gated injection molding apparatus comprising: a plurality of melt outlets with each melt outlet being in fluid communication with a respective mold cavity of the plurality of mold cavities, and', 'a plurality of nozzle seals for receiving the melt stream from the plurality of melt outlets of the injection manifold assembly and delivering the melt stream to the plurality of mold cavities, wherein each nozzle seal includes a nozzle tip coaxially received within a gate seal and wherein the gate seal includes an inner sealing component threadably coupled within an outer sealing component such that relative rotation therebetween applies a sealing preload between the nozzle seal and a first surface proximate to a respective melt outlet and a second surface surrounding a respective mold gate of a corresponding mold cavity., 'an injection manifold assembly for distributing a melt stream of moldable material to a plurality of mold cavities of a mold that are aligned on opposing sides of the ...

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Номер записи: 35
19-09-2013 дата публикации

Molded article transfer device

Номер: US20130243900A1
Автор: Christophe Halter, Pierre Glaesener
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A molded article transfer device ( 150, 250 ) is described herein that is associated, in use, with an injection mold ( 100, 200 ). The molded article transfer device ( 150, 250 ) includes a transfer structure ( 151, 251 ) that defines, amongst other things, a first aperture ( 154 A) that is structured to receive a first molded article ( 102 A) from a first mold stack ( 106 A, 206 A) of the injection mold ( 100 ). The transfer structure ( 151, 251 ) also defines a first branch channel ( 156 A) and a first trunk channel ( 158 A) through which the first molded article ( 102 A) is passable. The first branch channel ( 156 A) connects the first aperture ( 154 A) with the first trunk channel ( 158 A) for passing, in use, the first molded article ( 102 A) thereto, whereafter it passes through the first trunk channel ( 158 A) towards an exit ( 164 A) thereof.

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Номер записи: 36
26-09-2013 дата публикации

Valve gate system

Номер: US20130251843A1
Автор: Panos Trakas
Принадлежит: Individual

A valve gate assembly comprises a piston that is actuable between a forward position and a rear position and has a piston stop surface and a forward pressure surface. A cylinder has a cylinder stop surface that is disposed to contact the piston stop surface when the piston is in the forward position. The cylinder stop surface is radially outward of at least a portion of the forward pressure surface and a shutoff pin is substantially aligned with the axis.

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Номер записи: 37
03-10-2013 дата публикации

Injection Mold

Номер: US20130259970A1
Автор: Ying-Kai Wang
Принадлежит: Nike Inc

The disclosure provides a golf ball mold that may produce a golf ball with a reduced gate defect. The golf ball mold may have a mold cavity having a mold chamber including a surface shaped as the inverse of a substantially hemispherical shape and a parting edge disposed along the perimeter of mold chamber. At least one gate may be disposed on the parting edge to provide a path for a cover material to be injected into the mold chamber. The gate may include a flat middle surface connected by a first side surface and a second side surface disposed opposite the first side surface. A round having a radius of curvature ranging from about 0.2 mm to about 0.5 mm may be disposed along a middle gate edge of middle surface and/or a side gate edge of one of the first side surface and the second side surface.

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Номер записи: 38
03-10-2013 дата публикации

CARPET FLOOR MAT HAVING PLASTIC MIGRATING PREVENTION FORMATION, AND ASSOCIATED INJECTION MOLD

Номер: US20130260083A1
Автор: JR. Michael J., Mazur Karl J., Milella, Miller Robert M., Price Robert A., Reband David A.
Принадлежит:

An injection molded carpet mat includes a flexible base having an upper surface defining a carpet recess, and an opposite lower surface. A carpet sheet is secured in the carpet recess by being integrally formed with the base, and having a napped top surface, a bottom surface and a peripheral edge. The lower base surface having a plurality of spaced ribs supporting the carpet bottom surface adjacent the peripheral edge and defining a track on the lower base surface corresponding to the peripheral edge of the carpet sheet. 1. An injection molded carpet mat , comprising:a flexible base having an upper surface defining a carpet recess, and an opposite lower surface;a carpet sheet secured in said carpet recess by being integrally formed with said base, and having a napped top surface, a bottom surface and a peripheral edge;said lower base surface having a plurality of spaced ribs supporting said carpet bottom surface adjacent said peripheral edge and defining a track on said lower base surface corresponding to said peripheral edge of said carpet sheet.2. The carpet mat of claim 1 , wherein said carpet sheet bottom surface is integrally formed with claim 1 , and is in contact with a corresponding upper surface of each said rib.3. The carpet mat of claim 1 , wherein said upper base surface defines a chamber for accommodating said peripheral edge claim 1 , a floor of said chamber being defined by adjacent edges of said ribs.4. The carpet mat of claim 3 , wherein said ribs in vertical cross-section taper towards said peripheral edge.5. The carpet mat of claim 4 , wherein said peripheral edge of said carpet sheet is angled relative to a main plane defined by said mat claim 4 , said angle corresponds to said taper of said ribs.6. The carpet mat of claim 3 , wherein said chamber is defined in part by a perimeter rib configured for obscuring said peripheral carpet sheet edge from view from said upper base surface.7. The carpet mat of claim 6 , wherein said perimeter rib extends ...

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Номер записи: 39
10-10-2013 дата публикации

Self-Balancing Hot Runner with Independent Flow and Pressure Control

Номер: US20130266680A1
Автор: Beng John Lim Chee, Lin Carol Goh Su, Todesco Pierre Louis
Принадлежит:

The present invention relates to a method for use in injection molding with the capability to have precise and adjustable control of the molten plastic flow when molding at least two (2) non-identical (i.e. with more than 50% difference in weight or form) or identical complex-shaped and intricate plastic parts at the same time, utilising a mold with at least two (2) parting layers via a standard conventional injection machine. This invention incorporates the principle of having two (2) valve pins in which their movements are back-to-back and can be independently opened and closed as controlled by stepper, servo or linear motors linked to a separate independent tool controller. The two (2) valve pins are positioned at the floating half of the mold for sequential, stack or multi-layer mold with multiple cavities. 1. An improved hot runner injection molding apparatus for molding out at least two (2) non-identical or identical complex-shaped and intricate plastic parts , comprising of:an independent, external self-contained control unit, wherein the control unit comprises of ports to drive a motor device, and the primary nozzle system with built-in resin canal is positioned at the fixed half of the mold plate, and', 'the secondary nozzle system with built-in resin canal is positioned at the moveable or floating half of the mold plate,, 'the motor device powers at least a pair of worm wheel and worm gear which is connected to at least one of the threaded valve pin for a corresponding nozzle system within an injection molding tool for receiving the melt flow from a conventional injection molding machine, with the nozzle system comprising of primary and secondary nozzle system with heater bands coiled around the nozzle, whereby'} there is a sealing gate on a portion of the valve pin located within the nozzle,', 'wherein the movement of the valve pin is configured such that its movement is actuated by a combination of the worm gear and worm wheel whereby the worm gear that ...

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Номер записи: 40
17-10-2013 дата публикации

Process and apparatus for moulding a glazing profile onto a glazing

Номер: US20130270738A1
Автор: Christoph Senge
Принадлежит: Pilkington Group Ltd

A process for manufacturing at least two different discrete edge encapsulated glazings comprising panes of glass of different configuration, the process comprising moulding a glazing profile onto at least part of the periphery of each pane of glass in a composite mould. This composite mould comprises multiple different interchangeable mould modules, each mould module comprising at least one mould cavity, and the composite mould therefore has two or more mould cavities configured differently to receive different panes of glass. Fluid elastomeric material is injected into the mould cavities at the same time, so that a glazing profile is moulded onto each of the panes of glass concurrently. An injection moulding apparatus comprising the composite mould may have multiple injection systems for the different mould cavities, allowing different moulding materials to be used. The apparatus also includes a clamp unit having platens to which the multiple mould modules are attached.

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Номер записи: 41
24-10-2013 дата публикации

Mold having movable plate-shaped core

Номер: US20130280358A1
Автор: I-Thun Lin
Принадлежит: Hon Hai Precision Industry Co Ltd

A mold for fabricating an optical fiber connector is disclosed. The optical fiber connector includes a blind hole for accommodating an optical fiber and an aspherical lens portion for being optically coaxial with the optical fiber. The mold includes a rod-shaped core for forming the blind hole and a plate-shaped core. The plate-shaped core includes an aspherical recess for forming the lens portion. The aspherical recess faces the rod-shaped core and is adjustably movable relative to the rod-shaped core to achieve alignment between the aspherical recess and the rod-shaped core.

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Номер записи: 42
24-10-2013 дата публикации

Method for the introduction of a seal into plug connector part

Номер: US20130280359A1
Автор: Andreas Demmel, Josef Ebner
Принадлежит: Ifw Manfred Otte Gmbh

The invention relates to a method for inserting insert parts in an injection moulding die, characterized by the following process steps: Providing the insert parts, receiving the insert parts during the opening process of the injection mould die by means of a suitable device, such as a lever ( 3 ), inserting the insert parts in the injection moulding die by moving the device, wherein the movement of the device is carried out by a lever system ( 4 ) that is controlled by the movement of the injection moulding die, wherein the device represents a part of the moulding surface ( 5 ) when closing the injection moulding die. The invention further relates to executing the injection process and to a device for carrying out the method.

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Номер записи: 43
24-10-2013 дата публикации

INJECTION NOZZLE WITH ENHANCED HEAT TRANSFER CHARACTERISTICS

Номер: US20130280366A1
Автор: Chen Jincheng
Принадлежит:

An injection nozzle that can be used in an injection blow molding system without use of an external heat source comprises a two-piece structure broadly including a structural outer body for coupling the nozzle to a resin manifold and a thermally conductive insert. At least a portion of an axial length of the insert has an outer diameter that is less than an inner diameter of a coinciding coaxial portion of the outer body, such that the differences in the inner and outer diameters present an insulating air gap along at least a portion of the nozzle length. A sufficient operating temperature for hot melt resin can then be obtained without use of the external heat source. 1. A heaterless injection nozzle defining an elongated resin delivery channel for supplying a hot resin from a hot manifold to a resin mold , said heaterless injection nozzle comprising:a structural outer body for coupling said nozzle to said resin manifold,said structural outer body having a length and being hollow to present an exterior surface and an interior surface; anda thermally conductive insert received in said hollow of said structural outer body,said insert having a length and defining at least a portion of said resin delivery channel,said insert extending along at least 80% of the length of said structural outer body,wherein an axial section of said insert has an outer diameter that is less than an inner diameter of a coaxial section of said outer body so as to present an insulating gap between said coaxial sections of said insert and said outer body,wherein said nozzle presents a forwardmost nozzle tip and said insulating gap extends proximate to said tip to present a forwardmost gap end, such that an axial distance between said nozzle tip and said forwardmost gap end is less than 10% of a total length of said gap,said nozzle having no external heater.2. The nozzle of claim 1 , wherein said insulating gap extends along at least 40% of the axial length of said insert.3. The nozzle of claim ...

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Номер записи: 44
31-10-2013 дата публикации

Quick-Change Molding System for Injection Molding

Номер: US20130287879A1
Автор: John Di Simone
Принадлежит: Mold Masters 2007 Ltd

An injection molding system is disclosed that includes a mold insert set and a shaft locking assembly that releasably attaches the mold insert set to a mold plate of the injection molding system. Each mold insert of the mold insert set defines at least a portion of a mold cavity. The shaft locking assembly is displaceable between a locked position in which the mold insert set is held to the mold plate and an unlocked position in which the mold insert set is removable from the mold plate.

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Номер записи: 45
31-10-2013 дата публикации

Injection-Moulding Machine with a Shut-Off Needle

Номер: US20130287883A1
Автор: Schweininger Stefan, WAGNER Christian
Принадлежит: MHT Mold & Hotrunner Technology AG

This relates to an injection-moulding machine comprising a hot runner for feeding a melt into a mould, a shut-off needle for closing or opening the hot runner, a piston connected to the shut-off needle, dividing the housing into first and second chambers, and a covering plate with a first and a second fluid outlet, wherein the housing has a first fluid inlet, which is in connection with the first chamber, and a second fluid inlet, which is in connection with the second chamber, which are arranged in such a way that fluid can be transferred via the first fluid outlet of the covering plate into the first fluid inlet of the housing and fluid can be transferred via the second fluid inlet of the housing, and so fluid can be applied to the piston from both sides. 1. Injection-moulding machine with a hot runner for feeding a plasticised melt into a mould , a shut-off needle for optionally closing or opening the hot runner , a piston which is connected to the shut-off needle and arranged in a housing with an opening and divides the housing into a first and a second chamber , and a covering plate with a first and a second fluid outlet , the housing exhibiting a first fluid inlet which is connected to the first chamber and a second fluid inlet which is connected to the second chamber and which are arranged in such a way that fluid can be transferred through the first fluid outlet of the covering plate into the first fluid inlet of the housing and fluid can be transferred through the second fluid outlet of the covering plate into the second fluid inlet of the housing so that fluid can be applied to both sides of the piston , the second chamber being arranged on the side of the piston facing the covering plate , characterised in that the second fluid inlet opening of the housing and the second fluid outlet opening of the covering plate differ in their cross-sectional areas and/or are located different distances from the axis of the shut-off needle , an adapter element being ...

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Номер записи: 46
31-10-2013 дата публикации

Valve-Stem Assembly Removable from Runner System While Valve-Actuator Assembly Remains Connected with Manifold Assembly

Номер: US20130287887A1
Автор: Keir William Steven, MACLEOD Darrin Albert
Принадлежит: Husky Injection Molding Systems Ltd.

A mold-tool system (), comprising: a valve-stem assembly () being configured to be: (i) intractable with a valve-actuator assembly () while the valve-actuator assembly () remains connected with a manifold assembly (), the manifold assembly () being supported by a runner system () of a molding system (); and (ii) removable from the runner system () while the valve-actuator assembly () remains connected with the manifold assembly () inside the runner system (). 1100. A mold-tool system () , comprising:{'b': '102', 'claim-text': [{'b': 202', '202', '614', '614', '600', '200, '(i) intractable with a valve-actuator assembly () while the valve-actuator assembly () remains connected with a manifold assembly (), the manifold assembly () being supported by a runner system () of a molding system (); and'}, {'b': 600', '610', '614', '600, '(ii) removable from the runner system () while the valve-actuator assembly () remains connected with the manifold assembly () inside the runner system ().'}], 'a valve-stem assembly () being configured to be2100. The mold-tool system () of claim 1 , wherein:{'b': 102', '202', '207', '600', '610', '614, 'the valve-stem assembly () is further configured to be removable from the valve-actuator assembly () from a mold side () of the runner system () while the valve-actuator assembly () remains connected with the manifold assembly ().'}3100. The mold-tool system () of claim 1 , wherein:{'b': 702', '700', '604', '102', '610', '610', '614, 'while a cavity assembly () of a mold assembly () is set apart from a manifold plate (), the valve-stem assembly () may be connected to the valve-actuator assembly () while the valve-actuator assembly () remains connected with the manifold assembly ().'}4100. The mold-tool system () of claim 1 , wherein:{'b': 702', '700', '604', '102', '610', '610', '614, 'while a cavity assembly () of a mold assembly () is positioned set apart from a manifold plate (), the valve-stem assembly () may be separated from the valve- ...

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Номер записи: 47
31-10-2013 дата публикации

Mold-Tool System having Manifold Extension and Biasing Assembly

Номер: US20130287888A1
Автор: James Osborne Plumpton, Sarah Kathleen Overfield
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A mold-tool system ( 100 ) of a runner system ( 150 ), the mold-tool system ( 100 ) comprising: a manifold extension ( 102 ) being configured to couple with a manifold assembly ( 152 ) of the runner system ( 150 ); and a biasing assembly ( 106 ) extending from the manifold extension ( 102 ), the biasing assembly ( 106 ) being configured to arrange, in use, sealing contact between the manifold extension ( 102 ) and a nozzle assembly ( 156 ).

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Номер записи: 48
31-10-2013 дата публикации

NOZZLE-TIP APPARATUS INCLUDING A NOZZLE-TIP BODY HAVING PRESSURE-RELIEF FEATURE

Номер: US20130287889A1
Автор: Hammond Gregory Ray
Принадлежит:

A nozzle-tip apparatus (), comprising: a nozzle-tip body () configured to connect with a molding-nozzle assembly (). The nozzle-tip body () has a front end () defining an exit orifice (). The exit orifice () is configured to slidably receive a valve stem () of the molding-nozzle assembly (). The nozzle-tip body () has a pressure-relief feature (). 1100. A nozzle-tip apparatus () , comprising:{'b': 102', '200, 'a nozzle-tip body () being configured to connect with a molding-nozzle assembly (),'}{'b': 102', '104', '106', '106', '202', '200, 'the nozzle-tip body () having a front end () defining an exit orifice (), the exit orifice () being configured to slidably receive a valve stem () of the molding-nozzle assembly (),'}{'b': 102', '108, 'wherein the nozzle-tip body () defines a pressure-relief feature ().'}2100. The nozzle-tip apparatus () of claim 1 , wherein:{'b': 108', '202, 'the pressure-relief feature () is configured to permit, in use, a backflow of a resin and a back pressure reduction in front of the valve stem ().'}3100. The nozzle-tip apparatus () of claim 1 , wherein:{'b': '108', 'the pressure-relief feature () includes{'b': 106', '150', '104', '102', '152', '104', '102, 'the exit orifice () having a larger diameter () being located at the front end () of the nozzle-tip body (), and also having a smaller diameter () being spaced apart rearwardly from the front end () of the nozzle-tip body (), and'}{'b': 150', '152', '202, 'the larger diameter () and the smaller diameter () being configured, in combination, to permit, in use, a backflow of a resin and a back pressure reduction in front of the valve stem ().'}4100. The nozzle-tip apparatus () of claim 1 , wherein:{'b': '108', 'the pressure-relief feature () includes{'b': 102', '170', '104', '102', '106, 'the nozzle-tip body () defining a flute structure () extending from the front end () of the nozzle-tip body () rearwardly along the exit orifice ().'}5100. The nozzle-tip apparatus () of claim 1 , wherein ...

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Номер записи: 49
07-11-2013 дата публикации

Non-symmetric multiple layer injection molded products and methods

Номер: US20130292290A1
Автор: Paul M. Swenson
Принадлежит: Kortec Inc

A mold for molding an injection molded article comprises a mold cavity with a non-symmetrical portion. At least one flow leader in the non-symmetrical portion of the cavity produces a symmetrical flow boundary in a multilayer flow downstream of the non-symmetrical portion of the mold cavity. The at least one flow leader may be a variable thickness flow leader or may alternatively be a plurality of flow leaders having a flow path length that differs from the flow path length of an adjacent flow leader by no more than about 15%. The multilayer flow comprising an inner layer, an outer layer, and an interior layer. Co-injection molding apparatus and methods that may use the foregoing mold are disclosed. Similarly, co-injection molded articles and containers that may result from the foregoing mold, apparatus, and methods are disclosed.

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Номер записи: 50
14-11-2013 дата публикации

Coinjection Hot Runner Injection Molding System

Номер: US20130302458A1
Автор: Fairy Fabrice, Ten Valery
Принадлежит:

A coinjection molding apparatus is disclosed that provides first and second material melt streams to a nozzle. The nozzle defines a first material melt channel for receiving the first material melt stream and a second material melt channel for receiving the second material melt stream. The nozzle includes a sleeve and a nozzle tip having a tip divider. The sleeve is disposed within a longitudinal bore of the nozzle to divide the nozzle bore into the first material melt channel and the second material melt channel. The nozzle tip is coupled to a downstream end of the nozzle and defines a first material melt passage for receiving the first material melt stream from the first material melt channel of the nozzle and a second material melt passage for receiving the second material melt stream from the second material melt channel of the nozzle. The tip divider includes an upstream segment that is engaged with a downstream end of the sleeve to provide fluid communication between the first material melt passage of the nozzle tip and the first material melt channel of the nozzle. 1. A coinjection nozzle for delivering molding material to a mold gate , the coinjection nozzle comprising:a first material melt channel for carrying a first material melt stream and a second material melt channel for carrying a second material melt stream, the second material melt channel concentric with the first material melt channel;a sleeve disposed to extend within a longitudinal bore of the nozzle to divide the longitudinal bore into the first material melt channel and the second material melt channel, the first material melt channel defined by an inner surface of the sleeve, and the concentric second material melt channel defined between an outer surface of the sleeve and the longitudinal bore; anda nozzle tip coupled to a downstream end of the nozzle that defines, a first material melt passage for receiving the first material melt stream from the first material melt channel of the nozzle, ...

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Номер записи: 51
14-11-2013 дата публикации

HOT RUNNER VALVE APPARATUS FOR AN INJECTION-MOLDING MACHINE

Номер: US20130302467A1
Автор: Kim Hyuk Joong
Принадлежит:

The present invention relates to a hot runner valve apparatus for an injection-molding machine, which has, instead of a complicated mechanical opening/closing structure, a simple structure that enables an elevating pin, through the interior of which a resin flows, to be elevated, to easily control a supply of the resin injected into a cavity of a mold, so that the molding condition for a small precise part component, or in the event a resin having poor flowability is used, is improved, thereby increasing mass-production capabilities and reducing defects in molded articles. 1. A hot runner valve apparatus for an injection-molding machine comprising:{'b': '10', 'i': 'a', 'a manifold provided with a resin path ();'}a nozzle connected to one side of the manifold to receive a resin and guide the received resin to a cavity side of a mold, the nozzle having an exterior peripheral surface around which a heater is wound; anda driving means including an elevating element elevated by using hydraulic•pneumatic pressure or a motor,{'b': 20', '21', '21', '22', '21, 'i': a', 'a, 'wherein the nozzle () includes a body () provided with an installation hole () passing through a center thereof, and an exit hole () having a decreased diameter compared to the installation hole () at a lower side thereof, and'}{'b': 30', '21', '30', '20', '30', '30', '10', '22, 'i': a', 'a, 'the hot runner valve apparatus comprises an elevating pin (), one end of which is slidingly fitted to the installation hole () and one side of which is connected to an elevating element to interwork, so that a lower end portion of the elevating pin () is positioned inside the nozzle () when the elevating pin () is raised, and a lower surface of the elevating pin () is in contact with the mold, and an upper end portion of which is connected to the resin path () so as to receive the resin and a lower end portion of which is provided with a flow control tip appearing while passing through the exit hole () so that the ...

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Номер записи: 52
14-11-2013 дата публикации

Liquid resin molding system

Номер: US20130302468A1
Автор: Toru Ikeda
Принадлежит: Nissei Plastic Industrial Co Ltd

A liquid resin molding system includes a mold clamping mechanism, an injection nozzle for injecting a liquid resin into a cavity within a mold, a nozzle touch mechanism for pressing the injection nozzle against the mold, and a liquid resin feeding apparatus disposed separately from the injection nozzle for feeding a liquid resin to the injection nozzle. The injection nozzle and the nozzle touch mechanism are attached to a movable platen.

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Номер записи: 53
21-11-2013 дата публикации

NOZZLE MOUTHPIECE FOR AN INJECTION MOLDING NOZZLE, INJECTION MOLDING NOZZLE AND INJECTION MOLDING TOOL

Номер: US20130309348A1
Автор: Gunther Herbert, SOMMER Siegrid
Принадлежит:

A nozzle mouthpiece for an injection molding nozzle for use in an injection molding tool and for processing a fluid mass has a flow channel having an inlet opening and an outlet opening. A first sealing surface is formed radially with respect to a longitudinal axis. A stop surface is arranged between the first sealing surface and the outlet opening and is aligned perpendicular to the longitudinal axis and facing the outlet opening. A a coupling means is arranged radially with respect to the longitudinal axis for fixing the nozzle mouthpiece in a mold sprue opening of a pattern plate. An injection molding nozzle and an injection molding tool is provided having such the telescopic nozzle mouthpiece, which can be fixed in a mold sprue opening of a pattern plate. 11100200101112. A nozzle mouthpiece () for an injection molding nozzle () for use in an injection molding tool () and for processing a fluid mass (M) , comprising a flow channel () having an inlet opening () and an outlet opening () , characterized by{'b': '20', 'a cylindrical first sealing surface () which is formed radially with respect to a longitudinal axis (L),'}{'b': 32', '20', '12', '12, 'a stop surface () which is arranged between the first sealing surface () and the outlet opening () and which is aligned perpendicular to the longitudinal axis (L) and facing the outlet opening (), and'}{'b': 40', '1', '202', '201, 'a coupling means () which is arranged radially with respect to the longitudinal axis (L) for fixing the nozzle mouthpiece () in a mold sprue opening () of a pattern plate ().'}214041. The nozzle mouthpiece () as claimed in claim 1 , characterized in that the coupling means ( is an external thread ().31. The nozzle mouthpiece () as claimed in claim characterized in that it is made of a wear-resistant material.41504012. The nozzle mouthpiece () as claimed in claim 1 , characterized in that an external second sealing surface () claim 1 , which is aligned radially with the longitudinal axis (L) ...

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Номер записи: 54
28-11-2013 дата публикации

Mold-Tool System Including Cooling-Insert Assembly being Positioned Proximate to Nozzle Assembly

Номер: US20130316039A1
Автор: Darrin Albert Macleod, Paul R. Blais
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A mold-tool system ( 100 ), comprising: a runner assembly ( 102 ) having: a nozzle assembly ( 104 ); and a cooling-insert assembly ( 106 ) being positioned proximate to the nozzle assembly ( 104 ), the cooling-insert assembly ( 106 ) being configured to provide, in use, uniform cooling to the nozzle assembly ( 104 ). Several potential advantages may be realized with the above arrangement: (i) improvement of hot runner balance by creating a more uniform temperature on all drops, (ii) reduction of energy usage in the hot runner by giving ability to include insulating features, geometry, or materials between the cooling medium and the hot components, and/or (iii) simplification of design since water lines may now be in line with nozzle assemblies.

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Номер записи: 55
05-12-2013 дата публикации

Mold-Tool System Including Actuation Configured to Move Plate Assemblies Attached with Valve-Stem Assemblies of Runners

Номер: US20130323349A1
Автор: Plumpton James Osborne
Принадлежит:

A mold-tool system (), comprising: a first movable-plate assembly () being configured to attach with a first valve-stem assembly () of a first runner assembly (); a second movable-plate assembly () being configured to attach with a second valve-stem assembly () of a second runner assembly (); and a plate-actuator assembly () being coupled with the first movable-plate assembly () and with the second movable-plate assembly (), the plate-actuator assembly () being configured to move the first movable-plate assembly () and the second movable-plate assembly () in opposite directions between a valve-open position and a valve-closed position. 1100. A mold-tool system () , comprising:{'b': 102', '202', '200, 'a first movable-plate assembly () being configured to attach with a first valve-stem assembly () of a first runner assembly ();'}{'b': 104', '204', '201, 'a second movable-plate assembly () being configured to attach with a second valve-stem assembly () of a second runner assembly (); and'}{'b': 106', '102', '104', '106', '102', '104, 'a plate-actuator assembly () being coupled with the first movable-plate assembly () and with the second movable-plate assembly (), the plate-actuator assembly () being configured to move the first movable-plate assembly () and the second movable-plate assembly () in opposite directions between a valve-open position and a valve-closed position.'}2100. The mold-tool system () of claim 1 , wherein:{'b': '106', 'claim-text': {'b': 150', '102', '104', '150, 'claim-text': [{'b': 102', '104', '102', '104, '(i) align the first movable-plate assembly () with the second movable-plate assembly () so that a side-to-side movement is maintained between the first movable-plate assembly () and the second movable-plate assembly (); and'}, {'b': 102', '104, '(ii) permit simultaneous movement of the first movable-plate assembly () with the second movable-plate assembly () at a matched speed.'}], 'a gear assembly () being coupled to the first movable-plate ...

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Номер записи: 56
26-12-2013 дата публикации

Package, method for forming a package and a moulding tool

Номер: US20130341388A1
Автор: Johanna Linden, Olavi Pirttiniemi, Paivi Maatta
Принадлежит: STORA ENSO OYJ

The disclosure concerns a package ( 30 ) comprising a cardboard blank ( 31 ), the cardboard blank ( 31 ) being shaped as a container with a bottom ( 31 a ) and one or more cardboard sidewalls ( 31 b ) extending upwardly from the bottom ( 31 a ), the package ( 30 ) further comprising a moulded rim ( 32 ) being attached to said one or more cardboard sidewalls ( 31 b ), along an interface (I) formed of an upper portion of said one or more cardboard sidewalls ( 31 b ) and a lower portion of said moulded rim ( 32 ), and extending along at least a part of an upper edge of said one or more cardboard sidewalls ( 31 b ), characterised in that the rim ( 32 ) is extending essentially upright upwardly from said one or more cardboard sidewalls ( 31 b ) thereby providing the package ( 30 ) with a moulded upper sidewall portion. The disclosure also concerns a method and a moulding tool.

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Номер записи: 57
02-01-2014 дата публикации

Method for manufacturing a one-piece, multi-component injection molded brush

Номер: US20140001819A1
Автор: Dieter Wolfsgruber
Принадлежит: GEKA GMBH

The invention relates to a method for producing a brush, particularly in the form of a mascara applicator, with bristles injection molded out of different injection molding compounds, using an injection mold that has a main cavity, which forms the bristle support, and secondary cavities branching off from this, with each secondary cavity forming a single bristle and with at least one first injection molding compound being injected into the main cavity, followed by a second injection molding compound in successive steps; at least one slider is inserted into the main cavity and closes part of the secondary cavities so that the first injection molding compound only travels into another part of the secondary cavities after which the slider is withdrawn and the second injection molding compound is injected so that it travels into the secondary cavities previously closed by the slider.

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Номер записи: 58
06-02-2014 дата публикации

Apparatus and method for detecting a position of an actuator piston

Номер: US20140035563A1
Автор: Lin Yang, Zhuang Rui Tan
Принадлежит: Synventive Molding Solutions Inc

Apparatus and method for detecting a position of an actuator piston driving a valve pin in an injection molding system. The apparatus includes an actuator housing having a body portion, surrounding an axial bore, of a substantially non-magnetic and/or magnetically permeable material, a piston, movable within the axial bore for driving a valve pin, the piston including a magnetic member generating a magnetic field such that axial movement of the piston in the bore modifies the magnetic field according to the position of the piston relative to a detection position, and a magnetic field detector attached to an exterior surface of the body portion at the detection position for detecting the magnetic field associated with the position of the piston and generating an output signal determined by the piston position.

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Номер записи: 59
06-02-2014 дата публикации

INJECTION SYSTEM

Номер: US20140037782A1
Автор: Allegri Giovanni, Ravagnani Andrea
Принадлежит: Sacmi Cooperativa Meccanici Imola Societa' Cooperative

An injection system, in an apparatus for injection-moulding plastics, comprises a manifold plate () having an injection nozzle () closed by a valve stem () commanded by a dual-effect pneumatic linear actuator () wherein a piston cylinder () is compressed between a back plate () and a hot runner manifold (). The piston cylinder bounds an annular gap into which the compressed air that drives the actuator can flow. 113-. (canceled)15. An injection system according to claim 14 , comprising a bottom wall that closes an end of said second skirt wall claim 14 , said bottom wall having a hole for the passage of said valve stem claim 14 , and a deformable body arranged between said piston cylinder and said bottom wall.16. An injection system according to claim 15 , wherein said deformable body comprises one or more elastically deformable annular bodies arranged inside a chamber of said actuator.17. An injection system according to claim 16 , wherein a plurality of openings for the passage of the operating fluid of said actuator are obtained in said deformable body and/or in said piston cylinder.18. An injection system according to claim 15 , wherein said bottom wall and said second skirt wall are integrated in a bush housed in a seat obtained in said manifold claim 15 , said bush having an internal passage for molten material claim 15 , said valve stem passing through a hole of said bush and being coupled in a sealed manner with a surface of said hole.19. An injection system according to claim 18 , wherein said bush has an internal discharge channel that is transverse to said valve stem and crosses said hole in an intersection zone claim 18 , said intersection zone being interposed between said passage for molten material and said bottom wall.20. An injection system according to claim 14 , wherein said actuator comprises a dual-effect linear actuator having two supply ports for the operating fluid claim 14 , a stem-opening port and a stem-closing port claim 14 , wherein said ...

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Номер записи: 60
06-02-2014 дата публикации

Mold-Tool System Including Nozzle-Tip Assembly Configured for Reduced Axial Tilting

Номер: US20140037783A1
Автор: Bouti Abdeslam, Gray Stephen Linwood, Hall Douglas Oliver
Принадлежит: Husky Injection Molding Systems Ltd.

A mold-tool system (), comprising: a nozzle tip assembly () having a tip-body assembly (), the tip-body assembly () being configured for reduced axial tilting, at least in part. 1100. A mold-tool system () , comprising:{'b': '200', 'claim-text': {'b': 206', '206, 'a tip-body assembly (), the tip-body assembly () being configured for reduced axial tilting, at least in part.'}, 'a nozzle-tip assembly () having2100. The mold-tool system () of any preceding claim , wherein:{'b': '200', 'claim-text': [{'b': 202', '102, 'a first radial support () being configured to supportably contact, at least in part, a mold assembly (); and'}, {'b': 204', '102', '204', '202', '202', '204', '200, 'a second radial support () being configured to supportably contact, at least in part, the mold assembly (), the second radial support () being set apart from the first radial support (), and the first radial support () and the second radial support () being configured to reduce, at least in part, axial tilting of the nozzle-tip assembly ().'}], 'the nozzle-tip assembly () includes3100. The mold-tool system () of any preceding claim , wherein:{'b': 204', '202', '201', '200, 'the second radial support () is axially set apart from the first radial support () along an axis () of the nozzle-tip assembly ().'}4100. The mold-tool system () of any preceding claim , wherein:{'b': 204', '202', '201', '200, 'the second radial support () is axially set apart from the first radial support () along an axis () of the nozzle-tip assembly (); and'}{'b': 204', '202', '200, 'the second radial support () and the first radial support () are located on opposite sides of the nozzle-tip assembly ().'}5100. The mold-tool system () of any preceding claim , wherein:{'b': 200', '104', '200', '208', '206, 'the nozzle-tip assembly () is configured for attachment, at least in part, to a nozzle assembly (), the nozzle-tip assembly () includes a seal assembly () surrounding the tip-body assembly (),'}{'b': '208', 'claim-text ...

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Номер записи: 61
13-02-2014 дата публикации

Device module and method of manufacturing the same

Номер: US20140043772A1
Автор: Koji Shinoda, Takeshi Isoda
Принадлежит: Hosiden Corp

The invention provides a device module including a base, a plastic part, and an external connection. The plastic part is provided on the base. The device is provided on the base and embedded in the plastic part. The device is a sensor, an electronic device, or a circuit board. The external connection includes an embedded portion and a lead-out portion. The embedded portion is connected to the device, extends along the base, and is embedded in the plastic part. The lead-out portion is contiguous with the embedded portion and led out of the plastic part.

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Номер записи: 62
13-03-2014 дата публикации

Systems and methods for forming non-pneumatic tires

Номер: US20140070448A1
Автор: David J. Colantoni, Kevin L. Martin, Stephen J. Pierz
Принадлежит: Caterpillar Inc

A reservoir for catching a portion of overflow of molding material from a non-pneumatic tire mold during molding includes a tubular portion having a proximal end and a distal end, and a flange associated with the proximal end of the tubular portion. The flange is configured to be associated with a surface of the tire mold, such that the tubular portion extends substantially perpendicular to the surface of the tire mold. The reservoir further includes a reservoir portion configured to be removably mounted around the tubular portion. The reservoir portion includes a base having an aperture configured to receive the tubular portion, and a wall configured such that molding material flowing from the distal end of the tubular portion is received in the reservoir portion.

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Номер записи: 63
20-03-2014 дата публикации

Selective Adjustment of Position of Nozzle Assembly

Номер: US20140076982A1
Автор: Douglas R. LeBlanc, Thomas Andrew Lawrence, Troy Richard Mercer
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A mold-tool system ( 100 ), comprising: a nozzle position-adjustment assembly ( 104 ) being configured to selectively adjust position of a nozzle assembly ( 102 ) between: (i) a nozzle-loaded position, and (ii) a nozzle-unloaded position.

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Номер записи: 64
27-03-2014 дата публикации

Wear Resistant Assembly for Contacting Components of Mold-Tool System

Номер: US20140084513A1
Автор: Gray Stephen Linwood, Hall Douglas Oliver, Overfield Sarah Kathleen
Принадлежит: Husky Injection Molding Systems Ltd.

A mold-tool system (), comprising: a first component () defining a first passageway () configured to convey, in use, a flowable molding material; a second component () defining a second passageway () configured to: (i) be in fluid communication with the first passageway (), and (ii) convey, in use, the flowable molding material. A wear-resistant assembly () contacts, at least in part, the first component () and the second component (). 110. A mold-tool system () , comprising:{'b': 12', '13, 'a first component () defining a first passageway () configured to convey, in use, a flowable molding material;'}{'b': 14', '15', '13, 'a second component () defining a second passageway () configured to: (i) be in fluid communication with the first passageway (), and (ii) convey, in use, the flowable molding material; and'}{'b': 16', '12', '14, 'a wear-resistant assembly () contacting, at least in part, the first component () and the second component ().'}210. The mold-tool system () of any preceding claim , wherein:{'b': 15', '13', '101', '12', '14, 'the second passageway () is in fluid communication with the first passageway () at a sealing interface () between the first component () and the second component (); and'}{'b': 16', '101, 'the wear-resistant assembly () is positioned, at least in part, proximate to the sealing interface ().'}310. The mold-tool system () of any preceding claim , wherein:{'b': 16', '12, 'the wear-resistant assembly () is received, at least in part, by the first component ().'}410. The mold-tool system () of any preceding claim , wherein:{'b': 16', '14, 'the wear-resistant assembly () is received, at least in part, by the second component ().'}510. The mold-tool system () of any preceding claim , wherein:{'b': 16', '12', '14, 'the wear-resistant assembly () is received, at least in part, by the first component () and by the second component ().'}610. The mold-tool system () of any preceding claim , wherein:{'b': '16', 'claim-text': [{'b': 106', '12, ' ...

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Номер записи: 65
03-04-2014 дата публикации

LAMINATED SYNTHETIC RESIN BOTTLE, INJECTION MOLDING DEVICE, AND PROCESS FOR MOLDING A LAMINATED PREFORM

Номер: US20140091492A1
Автор: HOSOKOSHIYAMA Hiroshi, Ishizawa Yasuhiro, SOYAMA Hideaki, TOYODA Tamotsu
Принадлежит: YOSHINO KOGYOSHO CO., LTD.

A problem to be solved by this invention is to control the above-described problem of delamination in the laminated and biaxially drawn, blow molded bottle. A major means of this invention to solve this problem is a biaxially drawn, blow molded bottle characterized in that vertical connecting zones having no intermediate layer and having substrate layers welded directly with each other are formed in parallel in a circumferential direction and in a plural number along an axial direction of the bottle and are disposed on both right and left sides of each intermediate layer segment to be formed in this height range, and that horizontal connecting zones having no intermediate layer and having substrate layers welded directly with each other are also formed in parallel in an axial direction and in a plural number along a circumferential direction of the bottle and are disposed on both upper and lower sides of each intermediate layer segment to be formed, thus allowing the intermediate layer to be segmentalized in the circumferential and axial directions by both the vertical and horizontal connecting zones. 1. An injection molding device to be used to injection mold a laminated preform , which is in a test-tube shape , has substrate layers of a main resin and at least an intermediate layer , and is used in biaxial drawing and blow molding , said injection molding device comprising two resin feeders to feed the main resin and at least a resin for forming an intermediate layer , a multi-nozzle section in which to laminate the main resin with the intermediate-layer resin , and a mold for molding the preform , a cylindrical inner flow channel and a cylindrical outer flow channel to form the substrate layers of the main resin and', 'a cylindrical middle flow channel located between the inner flow channel and the outer flow channel to form the intermediate layer, and', 'a joined flow channel disposed downstream of at least three layer-forming flow channels and by way of a ...

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Номер записи: 66
10-04-2014 дата публикации

Melt Channel Geometries for an Injection Molding System

Номер: US20140099397A1
Автор: Godwin Harold, Kaushal Hitesh
Принадлежит: MOLD-MASTERS (2007) LIMITED

An injection molding system is disclosed that utilizes a melt channel wherein at least a portion of the melt channel has a noncircular cross-section for balancing shear in a melt stream of moldable material that flows therethrough. The noncircular cross-section of the melt channel portion may be, for e.g., capsule-shaped, extended egg-shaped, oval, teardrop-shaped, or peanut-shaped. A flow splitter is also disclosed that is positioned offset from a central axis of an upstream melt channel to protrude between inlets of respective downstream melt channels, where the upstream melt channel splits into the downstream melt channels, to thereby create a narrower inlet into one of the downstream melt channels and a wider inlet into the other of the downstream melt channels. 1. A manifold for a hot runner injection molding system comprising:a first plate and a second plate with a melt channel for receiving a melt stream of moldable material formed therein, wherein the first plate includes a first contacting surface within which a first portion of the melt channel is formed and the second plate includes a second contacting surface within which a second portion of the melt channel is formed,wherein the melt channel has at least a runner portion offset relative to the contacting surfaces towards one of the first and second plates and wherein at least the runner portion of the melt channel has a noncircular cross-section.2. The manifold of claim 1 , further comprising:an inlet channel defined within the first and second plates for receiving the melt stream of moldable material from a melt source, wherein the melt channel receives the melt stream from the inlet channel.3. The manifold of claim 3 , further comprising:a manifold outlet at a downstream end of the melt channel.4. The manifold of claim 2 , wherein the first and second plates are fastened together along a plane that is substantially parallel to the inlet channel.5. The manifold of claim 1 , wherein the first and second ...

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Номер записи: 67
03-01-2019 дата публикации

Breast Cup for Underwear and Method for Manufacturing the Same

Номер: US20190000154A1
Автор: Liu Zhenqiang
Принадлежит:

There is provided a breast cup for an undergarment such as a brassiere. The breast cup comprises a cup core that has a first surface and a second surface opposite the first surface. Each of the first and second surfaces is formed with a plurality of grooves. Each groove has an elongated opening, an elongated bottom, and a sidewall on each of two longitudinal sides of the groove. The breast cup also comprises a first fabric layer overlying the first surface of the cup core, and a second fabric layer overlying the second surface of the cup core. A top part of the sidewalls of one or more of the plurality of the first grooves is attached to the first fabric layer while at least a portion of the bottom of the one or more of the plurality of the first grooves is not attached to the first fabric layer. 1. A breast cup comprising:a cup core that has a first surface and a second surface opposite the first surface, each of the first and second surfaces being formed with a plurality of grooves, each groove having an elongated opening, an elongated bottom, and a sidewall on each of two longitudinal sides of the groove;a first fabric layer covering the first surface of the cup core;a second fabric layer covering the second surface of the cup core;wherein a top part of the sidewalls of one or more of the plurality of the first grooves is attached to the first fabric layer while at least a portion of the bottom of the one or more of the plurality of the first grooves is not attached to the first fabric layer.2. A breast cup as claimed in claim 1 , wherein a top part of the sidewalls of one or more of the plurality of the second grooves is attached to the second fabric layer while at least a portion of the bottom of the one or more of the plurality of the second grooves is not attached to the second fabric layer.3. A breast cup as claimed in claim 1 , wherein a plurality of apertures are formed in at least a portion of the bottom of the one or more of the plurality of first and ...

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Номер записи: 68
03-01-2019 дата публикации

SAMPLE CELLS FOR RESPIRED GAS SAMPLING AND METHODS OF MANUFACTURING SAME

Номер: US20190000351A1
Автор: SCAMPOLI DAVID
Принадлежит:

A sample cell () for a respired gas sensor has a single-piece injection molded main body () defining a gas flow path including an optical sampling bore (), a gas inlet lumen () connected with the inlet end () of the optical sampling bore, and a gas outlet lumen () connected with the outlet end () of the optical sampling bore. The gas flow path includes at least two curved walls (). The sample cell may be manufactured by assembling mold pins () for defining the gas flow path wherein at least two mold pins () have curved surfaces for defining the at least two curved walls of the gas flow path, and injection molding the single piece injection molded main body including removing the mold pins after defining the gas flow path including the at least two curved walls. 1. A sample cell for a respired gas sensor , the sample cell comprising:a single-piece injection molded main body defining a gas flow path including (i) an optical sampling bore with opposite inlet and outlet ends, (ii) a gas inlet lumen connected with the inlet end of the optical sampling bore, and (iii) a gas outlet lumen connected with the outlet end of the optical sampling bore;an inlet optical window attached to the single-piece injection molded main body and covering the inlet end of the optical sampling bore; andan outlet optical window attached to the single-piece injection molded main body and covering the outlet end of the optical sampling bore.2. The sample cell of wherein:the inlet optical window seals the inlet end of the optical sampling bore; and the outlet optical window seals the outlet end of the optical sampling bore.3. The sample cell of wherein:the optical sampling bore defines an optical axis,the inlet optical window is oriented transverse to the optical axis, andthe outlet optical window is oriented transverse to the optical axis.4. The sample cell of wherein:the gas inlet lumen and the gas outlet lumen are parallel,the gas inlet lumen is orthogonal to the optical axis, andthe gas ...

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Номер записи: 69
06-01-2022 дата публикации

MOLD APPARATUS

Номер: US20220001585A1
Автор: Matsushima Hiroshi
Принадлежит:

A rotary core includes an undercut portion molding section for molding an undercut portion in a resin-molded article, and a seal portion abutting on a mold main body. In a side view viewed from a direction orthogonal to the direction in which a shaft member serving as the rotation center of the rotary core extends, a first imaginary line extending along the inner edge of the seal portion, and a second imaginary line extending from the rotation center to the first imaginary line and orthogonal to the first imaginary line are drawn. The seal portion includes a portion that is located on a lower side of the second imaginary line and is bent inward in the width direction as compared with a portion of the seal portion that is located on an upper side of the second imaginary line. 1. A mold apparatus that molds a resin molded article including a main body portion and an undercut portion , the mold apparatus comprising:a mold main body configured to mold the main body portion, and having a window portion formed therein;a rotary core including an undercut portion molding section configured to rotate in a direction in which the undercut portion molding section enters or moves away from the window portion, mold the undercut portion when entering the window portion, and move away from the undercut portion when moving away from the window portion;a regulating core configured to regulate rotation of the rotary core by entering between the mold main body and the rotary core and supporting the rotary core during molding, and move away from between the mold main body and the rotary core when the rotary core is released from the undercut portion;a shaft member configured to support the rotary core on the mold main body and serving as a rotation center of the rotary core; anda rotary driving device configured to apply a rotary driving force to the rotary core to rotate the rotary core about the shaft member,wherein the rotary core includes a seal portion configured to abut on the ...

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Номер записи: 70
07-01-2021 дата публикации

Nozzle shut off for injection molding system

Номер: US20210001532A1
Автор: Richard Ernest Fitzpatrick
Принадлежит: Extrude To Fill Inc

An injection molding apparatus and method of fabricating a molded part are provided. The apparatus may include a barrel, a nozzle enclosing an end of the barrel and defining an opening in fluid communication with an inside of the barrel, and an extrusion screw positioned at least partially inside the barrel and rotatable relative to the barrel. The extrusion screw may include a screw tip. Relative axial movement between the barrel and the extrusion screw may open or close the opening of the nozzle to permit or prevent, respectively, material flow through the opening of the nozzle. The method may include clamping a mold, opening a nozzle, rotating the extrusion screw to pump a molten material into the mold until the mold is filled, closing the nozzle, and unclamping the mold to release a molded part.

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Номер записи: 71
05-01-2017 дата публикации

THIN TYPE INJECTION MOLDING SKIN MANUFACTURING APPARATUS AND SKIN TAKING OUT METHOD OF THE SAME

Номер: US20170001350A1
Автор: AHN Gye Young
Принадлежит: HYUNDAI MOTOR COMPANY

A thin type injection molding skin manufacturing apparatus in which a mold movable part moves to be separated from a mold fixing part at a time of taking out a skin to open a mold, may include a holder part cavity for molding a holder part formed integrally with the skin, which is formed inside the mold fixing part and a fixing part slider capable of elastically pressing the holder part molded in the holder part cavity installed on the end of the holder part cavity, and as a result, the fixing part slider presses and holds the holder part molded integrally with the skin when the mold movable part moves to be separated from the mold fixing part. 1. A thin type injection molding skin manufacturing apparatus in which a mold movable part moves to be separated from a mold fixing part at a time of taking out a skin to open a mold ,wherein a holder part cavity for molding a holder part formed integrally with the skin is formed inside the mold fixing part and a fixing part slider elastically pressing the holder part molded in the holder part cavity installed on an end of the holder part cavity, and as a result, the fixing part slider presses and holds the holder part molded integrally with the skin when the mold movable part moves to be separated from the mold fixing part.2. The apparatus of claim 1 , wherein the fixing part slider is mounted on the end of the holder part cavity via a holder part pressing spring to be elastically supported claim 1 , the fixing part slider moves by force to pull the fixing part slider in a direction to compress the holder part pressing spring to form a space in which an injection resin is charged therebelow during molding the holder part claim 1 , and when force to pull the fixing part slider is removed in the direction to compress the holder part pressing spring when molding the holder part is completed claim 1 , the fixing part slider returns in a direction to press the holder part by elastic restoration force of the holder part pressing ...

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Номер записи: 72
05-01-2017 дата публикации

METHOD FOR MANUFACTURING RESIN GEAR WITH CORE METAL

Номер: US20170001351A1
Автор: AYUKAWA Yuto, NAKAMURA Masayoshi
Принадлежит: NAKANISHI METAL WORKS CO., LTD.

The present invention is intended to provide a method for manufacturing a resin gear with a core metal by which there is no reduction in strength even with gates allowing decrease in material costs such as pin gates in the molding die for injection molding. 1. A method for manufacturing a resin gear with a core metal composed of a metallic sleeve as the core metal and a synthetic resin annular tooth part covering the outer periphery of the metallic sleeve , comprising:a primary molding step of setting the tooth part as an annular inner member and an annular outer member of different materials and forming the inner member by injection molding in a first cavity molding die with the sleeve as an insert; anda secondary molding step of putting a primary molded article formed at the primary molding step into a second cavity molding die and forming the outer member by injection molding, whereingates for injecting a molten resin into the first cavity molding die at the primary molding step and gates for injecting a molten resin into the secondary cavity molding die at the secondary molding step are pin gates, tunnel gates, or side gates,the number of the gates at the primary molding step and the number of the gates at the secondary molding step are plural and identical and the gates are arranged circumferentially, andgate positions at the secondary molding step are circumferentially intermediate or nearly circumferentially intermediate between gate positions and weld positions adjacent to the gate positions in the primary molded article.2. A method for manufacturing a resin gear With a core metal composed of a metallic sleeve as the core metal and a synthetic resin annular tooth part covering the outer periphery of the metallic sleeve , comprising:a primary molding step of setting the tooth part as an annular inner member and an annular outer member of different materials and forming the inner member by injection molding in a first cavity molding die with the sleeve as an ...

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Номер записи: 73
05-01-2017 дата публикации

Injection Mould with Temperature-Control System

Номер: US20170001355A1
Автор: BERNKLAU Otto, HEINING Holger, LINDNER Sandra, LINGL Rainer
Принадлежит:

An injection mould having a cavity for receiving a plastics melt and having a temperature-control system. The cavity comprises a plate-shaped first part and a plurality of hollow cylindrical second parts arranged next to one another perpendicularly to the first part. The temperature-control system comprises temperature-control channels divided into channel portions for transporting a temperature-control medium and a first and a second temperature-control medium connection, with at least one first channel portion arranged in parallel with the first part. Second channel portions are connected by a first end to the first channel portion and by a second end to a first end of a third channel portion. Third channel portions are connected by a second end to a fourth channel portion. One of the second channel portions and the connected third channel portion are surrounded at least in part by one of the second parts of the cavity. 1. An injection mould comprising a cavity for receiving a plastics melt and comprising a temperature-control system ,the cavity comprising a plate-shaped first part and a plurality of hollow cylindrical second parts which are arranged next to one another perpendicularly to the first part,the temperature-control system which comprises both temperature-control channels divided into channel portions for transporting a temperature-control medium and a first and a second temperature-control medium connection,wherein at least one first channel portion is arranged in parallel with the first part, several second channel portions which are connected by a first end to the first channel portion and are connected by a second end in each case to a first end of a third channel portion,the third channel portions are connected by a second end to a fourth channel portion, arranged in parallel with the first part, in each case one of the second channel portions and the third channel portion connected thereto that they are surrounded at least in part by one of the ...

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Номер записи: 74
04-01-2018 дата публикации

MOLDING DIE, MOLDING DIE SYSTEM, AND COMPRESSION MOLDING METHOD

Номер: US20180001528A1
Автор: ARAI Tsuyoshi, HORI Yuka, Kawamura Atsushi, Suzuki Mitsuhiro, YOSHIMURA Youhei
Принадлежит:

In a molding die, movable die elements are respectively received in die element receiving holes formed in a frame plate. An end surface of the frame plate, which faces a cavity at a location that is other than locations of the die element receiving holes, forms a frame portion compression surface. An end surface of each movable die element, which faces the cavity, forms a split compression surface. Die element drive devices respectively drive the split compression surfaces of the movable die elements. A whole compression plate commonly supports an opposite end part of the frame plate and opposite end parts of the movable die elements, which are opposite from the cavity. When the whole compression plate is moved forward, the whole compression plate integrally drives the frame plate and the movable die elements forward. A whole drive device drives the whole compression plate. 1. A molding die comprising:a cavity that is formed over a die parting surface and is to be filled with molten resin:a gate seal device that is operable to close a gate, through which the molten resin flows into the cavity;a frame plate that has a plurality of die element receiving holes, which open to the cavity, wherein an end surface of the frame plate, which faces the cavity at a location that is other than locations of the plurality of die element receiving holes, forms a frame portion compression surface;a plurality of movable die elements, which are respectively received in the plurality of die element receiving holes, wherein an end surface of each of the plurality of movable die elements, which faces the cavity, forms a split compression surface that is displaceable in a forward direction, which is a direction toward the cavity, and a backward direction, which is a direction away from the cavity:a plurality of die element drive devices that respectively drive the split compression surfaces of the plurality of movable die elements;a whole compression plate that commonly supports an ...

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Номер записи: 75
04-01-2018 дата публикации

Method for evenly distributing plastic melt in a hot runner system using strain gauges

Номер: US20180001531A1
Автор: Brian Matthew Burns, Gene Michael Altonen, Rick Alan POLLARD, William Francis LAWLESS, III
Принадлежит: IMFLUX INC

A hot runner injection molding apparatus, and method of use, is disclosed in which strain gauges are provided in the temperature zones of the hot runner injection molding apparatus and a hot runner controller creates a target strain profile, detects deviations from the target strain profile in any temperature zone based on the strain readings provided by the strain gauges in each temperature zone, and instructs correction of deviations from the target strain profile in any deviating temperature zone by adjusting the heat produced by a heater or heaters in the deviating temperature zone. The target strain profile may be based on a median or average of strain readings provided over time by the strain gauges in each temperature zone. A hollow installation tube for placing the strain gauges in the hot runner injection molding apparatus is also disclosed.

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Номер записи: 76
03-01-2019 дата публикации

Collapsible tool structure for small form implementation

Номер: US20190001533A1
Автор: Gabriel Joseph PIRIE, James Liao, Luke Michael Murphy
Принадлежит: Microsoft Technology Licensing LLC

An embodiment of a device is described. The device may include a body. The body includes an outer surface and an inner surface defining a bore within the body. The inner surface defines a maximum inner dimension of the bore no more than 10 millimeters. The bore has a longitudinal axis therethrough. The device may include a plurality of parting lines on the inner surface of the body. The device may include a recess in the inner surface of the body. The recess may be a housed recess and may have a depth in a lateral direction perpendicular to the longitudinal axis of the bore.

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Номер записи: 77
04-01-2018 дата публикации

METHOD OF INJECTION MOLDING PREFORM

Номер: US20180002071A1
Автор: CHIBA Junichi, HOSOKOSHIYAMA Hiroshi, ISO Seiji
Принадлежит: YOSHINO KOGYOSHO CO., LTD.

A method of injection molding a test tube-shaped preform for biaxial stretch blow molding includes supplying a major material resin from outer and inner flow paths to a combined flow path for a predetermined time and rate. For a period of time within a range of the predetermined time period during which the major material resin is supplied, the intermediate layer resin is simultaneously supplied from the middle flow path to the combined flow path at a second predetermined supplying rate. A columnar laminated molten resin is injected into a cavity of a metal mold connected to a tip of the nozzle through a gate to fill the cavity, the columnar laminated molten resin being composed of the major material resin and the intermediate layer resin formed in the major material resin in a laminated manner that are combined into a columnar shape at the combined flow path. 1. A method of injection molding a test tube-shaped preform for biaxial stretch blow molding , a transparent base layer;', 'a circumferential wall formed of the transparent base layer; and', 'a light-blocking or opaque intermediate layer formed in the base layer in a laminated manner over an area of a predetermined height of the circumferential wail,, 'the preform comprisingwherein the intermediate layer is formed in a laminated manner over an area covering an entire circumference of the circumferential wail excluding a non-laminated section, where the intermediate layer is not formed, that extends in a shape of a longitudinal strip along a central axis direction on the circumferential wall of the preform, three cylindrical flow paths for layer formation disposed concentrically about the same axis, the three cylindrical flow paths including an inner flow path and an outer flow path for forming the base layer composed of a major material resin, and a middle flow path for forming the intermediate layer composed of an intermediate layer resin, the middle flow path being disposed between the inner flow path and ...

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Номер записи: 78
02-01-2020 дата публикации

LIQUID CRYSTAL POLYMER RESIN COMPOSITION FOR OUTER PLATE AND OUTER PLATE

Номер: US20200002485A1
Автор: KOMATSU Shintaro, MAEDA Mitsuo, SAKAI Taiga
Принадлежит:

A liquid crystal polymer resin composition for an outer plate includes a liquid crystal polymer and a plate-shaped filler, in which the amount of the plate-shaped filler is 20 parts by mass or more and 70 parts by mass or less with respect to 100 parts by mass of the liquid crystal polymer. 1. A liquid crystal polymer resin composition for an outer plate , comprising:a liquid crystal polymer; and a plate-shaped filler,wherein an amount of the plate-shaped filler is 20 parts by mass or more and 70 parts by mass or less with respect to 100 parts by mass of the liquid crystal polymer.2. The liquid crystal polymer resin composition for an outer plate according to claim 1 ,{'sup': '2', 'wherein the composition is used for an outer plate in which a projected area of a maximum surface is 400 cmor more.'}3. The liquid crystal polymer resin composition for an outer plate according to claim 1 ,wherein the composition is used for an outer plate in which an average thickness is 0.03 cm or more and 0.5 cm or less.4. The liquid crystal polymer resin composition for an outer plate according to claim 1 ,{'sup': '2', 'wherein the composition is used for an outer plate in which a ratio of a projected area of a maximum surface (unit: cm) to an average thickness (unit: cm) is 8,000 or more.'}5. An outer plate that is an injection-molded body for which the liquid crystal polymer resin composition for an outer plate according to is used as a forming material.6. An outer plate comprising claim 1 , as forming materials:a liquid crystal polymer; anda plate-shaped filler,wherein an amount of the plate-shaped filler is 20 parts by mass or more and 70 parts by mass or less with respect to 100 parts by mass of the liquid crystal polymer.7. The outer plate according to claim 6 ,{'sup': '2', 'wherein a projected area of a maximum surface is 400 cmor more.'}8. The outer plate according to claim 6 ,wherein an average thickness is 0.03 cm or more and 0.5 cm or less.9. The outer plate according to ...

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Номер записи: 79
01-01-2015 дата публикации

System and Method for Shoreline Preservation

Номер: US20150003915A1
Автор: Deron NETTLES
Принадлежит: Deron NETTLES

Disclosed is a removable erosion-control and fencing (“REAF”) system for shoreline preservation along a line defined by a plurality of posts. An exemplary REAF system comprises first and second post clamp pairs mounted to adjacent posts. Each post clamp pair “sandwiches” a post and is fixedly attached to the post by virtue of fasteners that lock one half of the post clamp pair to its other half. In this way, the post clamp pair “hugs” the post and is secured thereon without having to be permanently fixed to the post or damaging the structural rigidity of the post. Each post clamp pair includes a substantially vertical wall slot such that one or more cross-members may be received into the walls slots to form a wall section in a space defined between the adjacent posts.

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Номер записи: 80
07-01-2016 дата публикации

FAN, MOLDING DIE, AND FLUID FEEDER

Номер: US20160003256A1
Автор: Ohtsuka Masaki, Shiraichi Yukishige
Принадлежит: SHARP KABUSHIKI KAISHA

A fan includes a plurality of blade portions arranged spaced apart from each other in a circumferential direction, each blade portion having a blade surface including a pressure surface disposed on a rotational direction side of the fan and a suction surface disposed on a back side of the pressure surface. The plurality of blade portions include a first blade portion and a second blade portion different from each other in at least one of an outer peripheral blade tip angle and an inner peripheral blade tip angle, and are provided such that a discrepancy angle is equal among a plurality of the blade portion. 1. A fan comprising a plurality of blade portions arranged spaced apart from each other in a circumferential direction , each blade portion having a blade surface including a pressure surface disposed on a rotational direction side of the fan and a suction surface disposed on a back side of said pressure surface , whereinwhen cut along a plane orthogonal to a rotation axis of the fan, said blade portion has an inner edge portion at which a center line between said pressure surface and said suction surface intersects an inner peripheral-side blade tip, and an outer edge portion at which the center line intersects an outer peripheral-side blade tip,as the fan is rotated, a fluid flow is produced on said blade surface to flow between said inner edge portion and said outer edge portion,when an angle between a straight line passing through a rotational center of the fan and said outer edge portion and a tangent of said center line at said outer edge portion is defined as an outer peripheral blade tip angle, an angle between a straight line passing through the rotational center of the fan and said inner edge portion and a tangent of said center line at said inner edge portion is defined as an inner peripheral blade tip angle, and an angle between a chord line in contact with the inner peripheral-side and outer peripheral-side blade tips on said pressure surface side, ...

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Номер записи: 81
01-01-2015 дата публикации

INJECTION MOLDING MODULE AND INJECTION MOLDING METHOD UTILIZING THE SAME

Номер: US20150004278A1
Автор: Hung An-Chen, Lin Yuan-Shiang, TSAI CHIEN-HUNG
Принадлежит: WISTRON CORPORATION

The disclosure relates to an injection molding module including a mold unit and a slider that is disposed in the mold unit and that cooperates with the mold unit to define a cavity and a cooling runner in spacial communication with the cavity. The cooling runner includes a main section that is formed with an inlet, and a tapering section that extends from the main section in a lengthwise direction and that is formed with an outlet in spatial communication with the cavity. The inlet has an axial direction that is not parallel with the lengthwise direction, thereby the plastic material having a flow direction that is changed when a plastic material is fed into the cooling runner through the inlet. 1. An injection molding module for making a molded product , comprising:a mold unit; anda slider that is disposed in said mold unit and that cooperates with said mold unit to define a cavity and a cooling runner in spacial communication with said cavity,said cavity including a first portion for molding a main wall of the molded product and a second portion that is connected to said first portion for molding a side wall of the molded product,said cooling runner including a main section that has a first end formed with an inlet for feeding a plastic material and a second end opposite to the first end, and that extends in a lengthwise direction, and a tapering section that extends from the second end of said main section along the lengthwise direction, that is formed with an outlet in spatial communication with said second portion of said cavity, and that has a cross-section tapering off toward said outlet, said inlet having an axial direction that is not parallel with the lengthwise direction, thereby changing a flow direction of the plastic material that is fed into said cooling runner through said inlet.2. The injection molding module of claim 1 , wherein said mold unit includes a first mold and a second mold claim 1 , said first mold having an inner wall that cooperates ...

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Номер записи: 82
04-01-2018 дата публикации

FIBER REINFORCED RESIN GEAR, METHOD OF FORMING FIBER REINFORCED RESIN GEAR BY INJECTION MOLDING, FIBER REINFORCED RESIN ROTARY BODY, METHOD OF FORMING FIBER REINFORCED RESIN ROTARY BODY BY INJECTION MOLDING

Номер: US20180003281A1
Автор: HASHIMOTO Masaomi, YANAGISAWA Kazuma
Принадлежит:

Plural ejector pins are made to project before a molten resin containing reinforcing fibers is injected into an inside of a cavity through pin point gates in a web forming portion in the inside of the cavity and at positions outside the pin point gates in a radial direction. The ejector pins are retracted from the inside of the cavity after a flow of the molten resin containing reinforcing fibers injected into the inside of the cavity through the pin point gates impinges on the ejector pins and is divided and before a tooth portion forming portion in the inside of the cavity is filled with the molten resin containing reinforcing fibers. Accordingly, weld lines which extend along the radial direction are formed at positions outside the ejector pins in the radial direction, and the molten resin is filled in portions formed after the ejector pins are retracted. 1. A method of injection molding of a fiber reinforced resin gear by injecting a molten resin containing reinforcing fibers into the inside of a cavity through a plurality of pin point gates to form a tooth portion on an outer peripheral side of a web , whereina plurality of ejector pins are made to project in a web forming portion in the inside of the cavity and at positions outside the pin point gates in the radial direction before the molten resin containing reinforcing fibers is injected into the inside of the cavity through the pin point gates, andthe plurality of ejector pins are retracted from the inside of the cavity after the flow of the molten resin containing reinforcing fibers injected into the inside of the cavity through the pin point gates impinges on the plurality of ejector pins and is divided and before a tooth portion forming portion in the inside of the cavity is filled with the molten resin containing reinforcing fibers, so that weld lines which extend along the radial direction are formed at positions outside the plurality of ejector pins in the radial direction and the molten resin ...

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Номер записи: 83
04-01-2018 дата публикации

UPSTREAM NOZZLE SENSOR FOR INJECTION MOLDING APPARATUS AND METHODS OF USE

Номер: US20180003575A1
Автор: Allen Bryan Keith, Altonen Gene Michael, Huang Chow-Chi, Pollard Rick Alan
Принадлежит:

A strain gauge nozzle adapter that may be placed between a barrel end cap and a nozzle body of an injection molding system, the strain gauge nozzle adapter having a strain gauge pin that measures strain within the strain gauge nozzle adapter for use in approximating conditions within an injection molding system, such as pressure or the location of a melt flow front. The strain gauge nozzle adapter may include a plurality of strain gauge pins. An alternative material insert in the strain gauge nozzle adapter may surround a strain gauge pin to amplify meaningful measurements obtained by the strain gauge pin so that noise measurements do not compromise the accuracy of approximation of conditions within a mold. 1. An external sensor nozzle adapter for an injection molding system comprising:a melt flow inlet attachable to a barrel end cap;a melt flow outlet attachable to a nozzle body;a melt flow conduit extending between the melt flow inlet and the melt flow outlet, the melt flow conduit having an internal melt flow conduit wall and an external melt flow conduit wall;an aperture for an external sensor on the external melt flow conduit wall, the aperture having a bottom that is at least a minimum distance from the internal melt flow conduit wall; andan external sensor in the aperture.2. The external sensor nozzle adapter of claim 1 , wherein the external sensor is a strain gauge pin.3. The external sensor nozzle adapter of claim 1 , wherein the minimum distance is at least 0.5 mm.4. The external sensor nozzle adapter of claim 1 , wherein the external sensor nozzle adapter includes an alternative material insert surrounding the aperture claim 1 , the alternative material insert made from a material that amplifies the strain experienced by the external sensor nozzle adapter.5. The external sensor nozzle adapter of claim 4 , wherein the alternative material insert has a lower flex modulus than the surrounding external sensor nozzle adapter.6. The external sensor nozzle ...

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Номер записи: 84
14-01-2016 дата публикации

Lightweight Adirondack Chair

Номер: US20160007755A1
Автор: ADAMS, Goodworth Matthew, IV William E.
Принадлежит: ADAMS MFG. CORP.

A lightweight molded plastic Adirondack chair has front legs which each have an inner side wall that slopes inward. A pair of side walls each extends from and along a front leg, along the side edge of the seat and along a rear leg. The side walls vary in height along their length and are tallest adjacent a transition from the side edge of the seat to the rear leg. A front slat extends from the front edge of the seat and between the front legs forming an arch with the front legs. An arm support extends from each front leg to the front of the arm above that leg. The arm supports extend forward relative to the seat. These structural features improve the strength of the chair such that most portions of the chair can be thinner resulting is a chair that weighs less than 6 pounds. 1. An Adirondack chair composed of a polymeric material comprising:a seat having a front edge, a back edge, the back edge being narrower than the front edge, a first side edge and a second side edge;a back attached to the seat;a left front leg and a right front leg, each leg attached to the seat adjacent to the front edge of the seat;a left back leg and a right back leg, each leg attached to the seat adjacent the rear edge of the seat;a left side wall extending along at least a portion of the left front leg, along the first side edge of the seat and along at least a portion of the left rear leg, the left side wall varying in height along its length and being tallest adjacent a transition from the first side edge of the seat to the left rear leg;a right side wall extending along at least a portion of the right front leg, along the second side edge of the seat and along at least a portion of the right rear leg, the right side wall varying in height along its length and being taller adjacent a transition from the second side edge of the seat to the right rear leg;a left arm extending from the back toward the front edge of the seat;a left arm support having one end attached to the left arm and an ...

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Номер записи: 85
12-01-2017 дата публикации

TUBE, METHOD FOR PRODUCING TUBE, AND MOLD

Номер: US20170008209A1
Автор: HIRANO Yoshio, Ohnishi Hisafumi, Yoshino Shinji
Принадлежит:

The present invention molds, with simple processes, a tube which has a smaller outer diameter and is hardly bent in a folded manner. The present invention includes (i) a primary molding step of forming a primary molded body by carrying out resin molding while a reinforcing member and a core pin () are placed in a cavity of a first mold made up of a lower mold () and an upper mold () for primary molding and (ii) a secondary molding step of covering the reinforcing member by carrying out resin molding while the primary molded body is placed in a cavity of a second mold that has an inner diameter larger than an inner diameter of the cavity of the first mold. 1. A method for producing a tube which includes a wall section , a hollow section , and a reinforcing member , the reinforcing member being provided in the wall section and having a ring shape , a wide-ring shape , or a spiral shape , said method comprising the steps of:(a) forming a primary molded body, in which the reinforcing member is provided along an outer peripheral surface of a tubular resin, by carrying out resin molding while the reinforcing member and a core pin for forming the hollow section are placed in a cavity of a first mold; and(b) covering the reinforcing member by carrying out resin molding while the primary molded body is placed in a cavity of a second mold which has an inner diameter larger than an inner diameter of the first mold.2. The method as set forth in claim 1 , wherein:a groove is provided in an inner wall surface of the first mold, the groove corresponding to a shape of the reinforcing member; andin the step (a), the resin molding is carried out in a state where at least part of the reinforcing member is inserted in the groove.3. The method as set forth in claim 2 , wherein:the groove has (i) a spiral shape or (ii) a shape formed by a plurality of ring-shaped grooves or a plurality of wide-ring-shaped grooves which are arranged at regular intervals or at controlled irregular ...

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Номер записи: 86
14-01-2021 дата публикации

TWO-SHOT MOLDED OPTICAL OBTURATOR

Номер: US20210007775A1
Автор: Asido Norvin, Berry Danny, Davis Emily, Fischvogt Gregory
Принадлежит: COVIDIEN LP

A method of manufacturing an optical obturator includes providing an injection mold including a mold cavity defining an outer surface of the optical obturator and a core pin centrally positioned within the mold cavity. The core pin defines an inner surface of the optical obturator. In particular, the core pin may be cantilevered to the injection mold. The method further includes injecting a first material between the core pin and the mold cavity to form the tubular shaft and injecting a second material between a distal portion of the core pin and a distal portion of the mold cavity to form the optical tip. 1. (canceled)2. A method of manufacturing an obturator comprising:placing a core pin in a mold;injecting a first material between the core pin and the mold to form a first portion of the obturator;repositioning the core pin relative to the first portion of the obturator; andinjecting a second material different from the first material to form a tip of the obturator.3. The method according to claim 2 , wherein injecting the second material includes injecting acrylic claim 2 , glass claim 2 , polystyrene claim 2 , polycarbonate claim 2 , or amorphous nylon.4. The method according to claim 2 , further comprising cooling the second material to form a bond against the first portion of the obturator.5. The method according to claim 2 , wherein placing the core pin in the mold further includes clamping a distal end of the core pin to the mold.6. The method according to claim 5 , wherein repositioning the core pin includes translating the core pin proximally.7. The method according to claim 2 , wherein injecting the first material includes injecting molten polymer.8. The method according to claim 7 , wherein injecting the first material includes providing heat to maintain the molten polymer at a predetermined temperature to promote high flow of the molten polymer.9. The method according to claim 2 , wherein placing the core pin in the mold includes placing the core pin in ...

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Номер записи: 87
14-01-2016 дата публикации

METHOD FOR MANUFACTURING TOUCH PANEL, TOUCH PANEL, METHOD FOR MANUFACTURING MOLDED ARTICLE, MOLDED ARTICLE, AND LAMINATED FILM

Номер: US20160009056A1
Автор: AGATA Hayato, ISOGAI Naohide, KAWAI Tokuyoshi, KOIDE Shigehiro, Sato Akira, Watanabe Takashi
Принадлежит:

An object of the present invention is to provide a method for manufacturing a touch panel. A laminated film is used. The laminated film comprises a resin layer, a protection film-constituent material layer provided on a surface of the resin layer, and a releasing layer provided on a surface of the protection film-constituent material layer. The protection film-constituent material layer is a layer containing fluorine-based substances. The releasing layer is a layer made by using a fluorine-based resin. The method comprises a molding process, a hardening treatment process for providing hardening treatment to the protection film-constituent material layer after the molding process, and a removal process for removing the releasing layer after the molding process. The protection film-constituent material layer is an uncured layer in the course of a molding process. 1. A method for manufacturing a touch panel by molding a laminated film: a resin layer,', 'a protection film-constituent material layer provided on a surface of the resin layer, and', 'a releasing layer provided on a surface of the protection film-constituent material layer;, 'wherein the laminated film comprises'}wherein the resin layer, the protection film-constituent material layer, and the releasing layer are laminated together;wherein the protection film-constituent material layer is an uncured layer which is not completely cured, in the course of a molding process; a molding process,', 'a hardening treatment process for providing hardening treatment to the protection film-constituent material layer after the molding process and getting the protection film-constituent material layer modified to be a protection layer, and', 'a removal process for removing the releasing layer after the molding process;, 'wherein the method comprises'}wherein the protection film-constituent material layer is a layer containing fluorine-based substances; andwherein the releasing layer is a layer made by using a fluorine- ...

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Номер записи: 88
11-01-2018 дата публикации

INFLATION NEEDLE, ITS MOLD AND METHOD OF MANUFACTURING SAME

Номер: US20180008869A1
Автор: YU Wan-Sheng
Принадлежит:

An inflation needle, its mold and method of manufacturing same are provided. The inflation needle () includes a hollow cylindrical probe (); a hollow conic base () disposed at one end of the hollow cylindrical probe (); a hollow externally threaded member () projected out of the hollow conic base (), the hollow externally threaded member () being distal the hollow cylindrical probe () and communicating therewith; and a plurality of handles () disposed on an outer surface of the hollow conic base (). 110. An inflation needle () comprising:{'b': '12', 'a hollow cylindrical probe ();'}{'b': 14', '12, 'a hollow conic base () disposed at one end of the hollow cylindrical probe ();'}{'b': 16', '14', '16', '12, 'a hollow externally threaded member () projected out of the hollow conic base (), the hollow externally threaded member () being distal the hollow cylindrical probe () and communicating therewith; and'}{'b': 18', '14, 'at least two of handles () disposed on an outer surface of the hollow conic base ().'}21212012. The inflation needle of claim 1 , wherein the hollow cylindrical probe () includes a bore () extending coaxially from one end of the hollow cylindrical probe () to the other end thereof.31212012120. The inflation needle of claim 2 , wherein the hollow cylindrical probe () further includes a hole (A) proximate one end of the probe () and communicating with the bore ().418. The inflation needle of claim 1 , wherein each of the handles () is shaped as a wing claim 1 , half circle claim 1 , or wedge.512141610. The inflation needles of claim 1 , wherein the thicknesses of the hollow cylindrical probe () claim 1 , the hollow conic base () claim 1 , and the hollow externally threaded member () are substantially equal; and an outer surface of the inflation needle () is sufficiently smooth.610. The inflation needle of claim 1 , wherein the inflation needle () is made of plastic selected from the group consisting of heat durable plastic claim 1 , nylon fiber claim 1 ...

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Номер записи: 89
14-01-2021 дата публикации

Candle Filter Support and Plate Assembly for Polymer Melts

Номер: US20210008471A1
Автор: ALLEN Bert Eugene, COE Stephen Wayne, LANDRY Douglas James, LEWIS Andrew Colin, MOSER Kenneth Wayne, STRASSER Wayne Scott
Принадлежит: Westlake Longview Corporation

A polymer melt candle filter having a support which comprises a hollow cylindrical body defined by a first end, a second end, and a cylinder wall having a first end portion and a second end portion. The first end portion includes a screw thread on its outside surface and optionally a hex fitting on its inside surface for receiving a hex wrench. The second end portion includes a plurality of holes in the cylinder wall. The area of the openings of the holes on the outside surface of the cylinder wall may be larger than the area of the openings of the corresponding holes on the inside surface of the cylinder wall. The shape of the openings of the holes on the outside surface may be non-circular. A polymer melt filter plate assembly which comprises (a) a support plate comprising a plurality of threaded holes; (b) at least one filter which is screwed into at least one of the threaded holes via the screw thread on the outside surface of the first end portion of the filter support; (c) a tie rod with (i) a first end extending through a hole in a cone insert and a cap located at the second end of the filter support, and (ii) a second end extending through a threaded hole in the support plate; and (d) a cross bar which is attached to the second end of the tie rod for holding the support plate inside a shaft of an apparatus for filtering a polymer melt. 1. A polymer melt filter support comprising:a hollow cylindrical body defined by a first end, a second end, and a cylinder wall having a first end portion and a second end portion;a screw thread on the outside surface of the first end portion;a plurality of holes in the cylinder wall at the second end portion;an opening at the second end;a cone insert adapted to fit inside of the opening at the second end; anda cap for securing one or more filter elements around the second end portion of the cylindrical body,wherein the cone insert and the cap have a through-hole in their center for accommodating a tie rod,wherein the ...

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Номер записи: 90
27-01-2022 дата публикации

METHOD AND INJECTION-MOLDING NOZZLE FOR PRODUCING INJECTION-MOLDED PARTS FROM PLASTIC

Номер: US20220024094A1
Автор: KOLNBERGER Patrick, WINDHAGER Willibald
Принадлежит: Haidlmair Holding GmbH

In a method and an injection-molding nozzle for producing injection-molded parts from plastic with an injection mold, the plastic melt in the form of at least one ribbon-like strand of melt is injected through a nozzle slit into a cavity of the injection mold before the injection-molded part is demolded once the plastic melt has solidified. The plastic melt is exposed to heat in the region of the sprue during solidifying in the cavity and the sprue is torn off during demolding of the injection-molded part along the nozzle slit in the region of the sprue as a result of the temperature gradient between the solidified injection-molded part and the plastic melt. 1215152. A method for producing injection-molded parts from plastic with an injection mold, wherein the plastic melt in the form of at least one ribbon-like strand of melt is injected through a nozzle slit () into a cavity () of the injection mold-before the injection-molded part is demolded once the plastic melt has solidified, wherein the plastic melt is exposed to heat in the region of the sprue during solidifying in the cavity () and wherein the sprue is torn off during demolding of the injection-molded part along the nozzle slit () in the region of the sprue as a result of the temperature gradient between the solidified injection-molded part and the plastic melt. This application is a divisional of and Applicant claims priority under 35 U.S.C. §§ 120 and 121 of U.S. patent application Ser. No. 15/509,885 filed Mar. 9, 2017, which application the National Stage of PCT/AT2015/050225 filed on Sep. 10, 2015, which claims priority under 35 U.S.C. § 119 of Austrian Application No. A50631/2014 filed on Sep. 10, 2014, the disclosures of each of which are hereby incorporated by reference. A certified copy of priority Austrian Application No. A50631/2014 is contained in parent U.S. patent application Ser. No. 15/509,885. The international application under PCT article 21(2) was not published in English.The invention ...

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Номер записи: 91
11-01-2018 дата публикации

HEATING CYLINDER COVER AND HEATING CYLINDER DEVICE OF INJECTION MOLDING MACHINE

Номер: US20180009140A1
Автор: KOUDA Takahiro, Sakurada Yuichi, TAKAHASHI Yoshihiko
Принадлежит: Nissei Plastic Industrial Co., Ltd.

In composition of a heating cylinder cover that covers a heating cylinder having a temperature control mechanism in which at least a plurality of heating units , . . . are provided on an outer circumferential surface of a heating cylinder body along an axial direction Fs, the heating cylinder cover includes a heat-retaining cover part that is integrally provided with a cover body part and a plurality of partition parts , . . . ; the cover body part is attached to the heating cylinder thereby forming a predetermined covered space S between the cover body part and the temperature control mechanism and covers at least an upper half part of the heating cylinder , and the partition parts , . . . project from an inner surface of this cover body part toward the temperature control mechanism and divides the covered space S into a plurality of closed spaces Sab, Scd, . . .. 1. A heating cylinder cover of an injection molding machine that covers a heating cylinder having a temperature control mechanism in which at least a plurality of heating units are provided on an outer circumferential surface of a heating cylinder body along an axial direction , the heating cylinder cover comprising:a heat-retaining cover part that is integrally provided with a cover body part and a plurality of partition parts, the cover body part being attached to the heating cylinder thereby forming a predetermined covered space between the cover body part and the temperature control mechanism and covering at least an upper half part of the heating cylinder, the partition parts projecting from an inner surface of this cover body part toward the temperature control mechanism and dividing the covered space into a plurality of closed spaces.2. The heating cylinder cover of the injection molding machine according to claim 1 , wherein the cover body part is configured to have a multi-layer structure in which a plurality of plate members are stacked on top of another through a predetermined gap.3. The ...

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Номер записи: 92
11-01-2018 дата публикации

HOLLOW-BODY MOLDING DEVICE

Номер: US20180009144A1
Автор: Iwata Kunihiro, SADAKATA Yoshinori, SAKAI Hideaki, SONE Yasuhiro, YOKOBORI Kazuhiro
Принадлежит: Toyoda Iron Works Co., Ltd.

A hollow body molding device forming a hollow molded body in a main cavity of a mold having in its one end a pressure port including a floating core by injecting molten resin through an injection gate into the main cavity having an outlet, and then pressure-injecting pressurized fluid through the pressure port into the main cavity to move the core toward the outlet through the resin injected into the main cavity to extrude the resin through the outlet and discharge it into a waste cavity, the device having: a floating core accommodating portion located between the outlet and a communication passage leading to the waste cavity and adjoins the main cavity and accommodates the core moved to the outlet by the fluid, in the device, a floating core accommodating portion inside diameter is smaller than a main cavity outlet diameter and is larger than a floating core outside diameter. 1. A hollow body molding device that forms a hollow molded body in a main cavity of a mold having in its one end a pressure port including a floating core by injecting molten resin through an injection gate into the main cavity having an outlet in its other end , and then pressure-injecting pressurized fluid through the pressure port into the main cavity to move the floating core toward the outlet through the molten resin injected into the main cavity so as to extrude the molten resin through the outlet and discharge the extruded molten resin into a waste cavity , the hollow body molding device comprising:a floating core accommodating portion that is located between the outlet of the main cavity and a communication passage leading to the waste cavity and adjoins the main cavity and that accommodates the floating core moved to the outlet by the pressurized fluid,an inside diameter of the floating core accommodating portion being smaller than an outlet diameter of the main cavity and being larger than an outside diameter of the floating core.2. The hollow body molding device according to claim 1 ...

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Номер записи: 93
11-01-2018 дата публикации

WATER JACKET SPACER PRODUCTION METHOD

Номер: US20180009145A1
Автор: FUJITA Yoshifumi, NAKAMURA Kenichi, Uchida Shota
Принадлежит: Nichias Corporation

A resin material is injection-molded using an injection mold in which a resin flow channel is designed so that a plurality of gates are provided along a longitudinal direction at a position corresponding to an inner circumferential surface of a spacer, to obtain a molded product, the spacer having a shape that a plurality of arc-shaped circumferential surfaces are linked through a constricted part. The molded product is cooled in a state in which a runner that is connected to the gates is allowed to remain, and the runner is cut off thereafter. A water jacket spacer is produced by injection molding while achieving excellent moldability, the water jacket spacer being disposed in a water jacket, and controlling the flow of a coolant, the water jacket spacer including a plurality of segments, or having a shape that the water jacket spacer can be partially inserted into the water jacket. 1. A method for producing a water jacket spacer that is disposed in a water jacket provided to a water-cooled internal combustion engine , and controls a flow of a coolant ,the water jacket spacer having such a shape that a plurality of arc-shaped circumferential surfaces are linked through a constricted part so that the water jacket spacer can be partially inserted into the water jacket,the method comprising injection-molding a specific resin material using an injection mold in which a resin flow channel is designed so that a plurality of gates are provided along a longitudinal direction at a position that corresponds to an inner circumferential surface of the water jacket spacer, to obtain a molded product,wherein, after opening the injection mold, and ejecting the molded product, the molded product is cooled in a state in which a runner that is connected to the gates is allowed to remain, and the runner is cut off thereafter.2. A method for producing a water jacket spacer that is disposed in a water jacket provided to a water-cooled internal combustion engine , and controls a flow of ...

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Номер записи: 94
14-01-2021 дата публикации

METHOD AND TOOL FOR INJECTION MOULDING

Номер: US20210008773A1
Автор: KARLSSON Lennart
Принадлежит: FLEXIJECT AB

Method for injection moulding one or more parts using an injection moulding machine and tool () comprising at least one mould cavity (), and a feed system comprising at least one gate () and at least one runner () that is located upstream of the at least one gate (). The at least one runner () comprises a at least one moveable wall and the method comprises the step of changing at least one cross-sectional dimension (T, B, H, S or S+ΔS) of the at least one runner () by moving the at least one moveable wall in order achieve at least one of the following: a) to vary a flow rate of material in the at least one runner (), b) to apply a holding pressure to material in the at least one runner () and consequently to the at least one mould cavity (), c) to compress residue in the at least one runner (). 111-. (canceled)121213171819202118192021192021. Method for injection moulding two or more parts with a different size , shape and/or volume simultaneously using an injection moulding machine and tool ( , ) comprising two or more mould cavities () , and a feed system comprising at least one gate () a plurality of runners ( , , ) located upstream of said at least one gate () , characterized in that said plurality of runners ( , , ) comprises at least one moveable wall and said method comprises the step of changing at least one cross-sectional dimension (T , B , H , S or S+ΔS) of said plurality of runners ( , , ) by moving said movable wall in order to achieve at least one of the following:{'b': 19', '20', '21', '17, 'a) to apply a holding pressure to material in said plurality of runners (, , ) and consequently to said two or more mould cavities (),'}{'b': 19', '20', '21, 'b) to compress residue in said plurality of runners (, , ),'}{'b': 19', '20', '21, 'whereby said at least one cross-sectional dimension (T, B, H, S or S+ΔS) of said plurality of runners (, , ) is individually variable.'}13192021192021. Method according to claim 12 , characterized in that it comprises the step ...

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Номер записи: 95
10-01-2019 дата публикации

INJECTION MOLDING DEVICE FOR MANUFACTURING TUBES HAVING AN UNDERCUT INTERNAL GEOMETRY, PREFERABLY AN INTERNAL THREAD, AND METHOD FOR MANUFACTURING TUBES OF SAID TYPE

Номер: US20190009443A1
Автор: WOLF Hartmut
Принадлежит:

The invention relates to an injection molding device for manufacturing tubes having an internal thread, having a tool that forms an article cavity, having means for filling the article cavity with a thermoplastic molding compound, having an injection device for injecting a fluid toward a projectile to be driven through the article cavity, wherein the injection device comprises a projectile carrier having at least one injection nozzle and having at least one projectile receptacle for a projectile as a displacement member for the molding compound, wherein the projectile carrier at an end that is remote from the projectile receptacle is provided with a thread-bearing stamping core which is adjustable relative to the projectile carrier between a thread-forming first position and a demolded second position, wherein the stamping core in the thread-forming position plunges into the article cavity and seals the latter. 113-. (canceled)15. The injection molding device as claimed in claim 14 , wherein the projectile carrier is configured as a multiple-part first mold core having a smooth-walled shank and having a receptacle for the stamping core.16. The injection molding device as claimed in claim 14 , wherein the smooth-walled shank of the projectile carrier has an external diameter which approximately corresponds to the internal diameter of the tube to be molded as the article.17. The injection molding device as claimed in claim 14 , wherein the receptacle for the stamping core is configured as a guide spindle for the stamping core claim 14 , the former having a spindle drive that is complementary thereto.18. The injection molding device as claimed in claim 14 , comprising at least one second mold core which in a first position plunges into the article cavity and bears on the smooth-walled shank of the projectile carrier so as to by way of the smooth-walled shank of the projectile carrier form a branch of the tube to be molded as the article.19. The injection molding device ...

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Номер записи: 96
10-01-2019 дата публикации

ADJUSTED CAVITY INJECTION FLUID PRESSURES IN INJECTION MOLDING SYSTEM

Номер: US20190009445A1
Автор: Galati Vito
Принадлежит:

An injection molding system () and method of use where the system () is comprised of an injection molding system (), 110405011531234115350123420123412341153nnnnggggaaaapppp. In an injection molding system () comprised of an injection molding machine () , a heated manifold () into which the injection molding machine injects a selected injection fluid () , a plurality of nozzles ( , , , ) receiving injection fluid () from the heated manifold () , the nozzles each having a respective gate ( , , , ) communicating with one or more cavities () , each nozzle having a valve comprised of an actuator ( , , , ) and a corresponding valve pin ( , , , ) controllably driven by the actuator to control velocity or pressure of injection fluid flow () through the gates of the nozzles during an injection cycle having a selected duration , the injection cycle comprising a fill phase wherein between about 90% and about 99% of the mold cavity is filled with injection fluid and a subsequent pack phase wherein between about 1% and about 10% of the mold cavity is filled with injection fluid ,{'b': 20', '35, 'a method for establishing pack or fill pressures of the injection fluid injected during the pack and fill phases at preselected positions within the cavity () of the mold (), the method comprisingselecting a target fill and pack pressure at each of the preselected positions,{'b': 1153', '1', '2', '3', '4', '1', '2', '3', '4', '1', '2', '3', '4, 'i': g', 'g', 'g', 'g', 'n', 'n', 'n', 'n', 'p', 'p', 'p', 'p, 'injecting injection fluid () on a first injection cycle through each of the gates (, , , ) of each of the nozzles (, , , ) with the corresponding valve pins (, , , ) each being positioned at corresponding first selected axial positions relative to each of the gates,'}recording one or both of the pack and fill pressures at each of the selected positions within the one or more mold cavities during the first injection cycle,{'b': 1', '2', '3', '4', '1', '2', '3', '4, 'i': p', 'p', 'p', ' ...

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Номер записи: 97
09-01-2020 дата публикации

METHOD AND DEVICE FOR PRODUCING TEMPORARY KNEE JOINT SPACERS WITH STEMS OF VARIOUS SIZES

Номер: US20200009771A1
Автор: Kreider Tayler, Smith Daniel B.
Принадлежит:

A cement mold assembly configured to form a temporary implant for use in delivering antibiotics to an infected site can includes a first mold and a second mold. The first mold can have an open end and an inner wall. The first mold can define a tibial component forming cavity including a platform forming cavity and a stem forming cavity. The second mold can have a body portion configured to be slidably and progressively receivable by the inner wall into the tibial component forming cavity in a direction toward the closed end. Progressive advancement of the second mold into the tibial component forming cavity urges cement within the tibial component forming cavity against the body portion and the inner wall to form a unitary tibial component having a tibial tray portion formed by the platform forming cavity and a stem portion formed by the stem forming cavity. 120-. (canceled)21. A method to form a temporary tibial knee implant for use in delivering antibiotics to an infected site , the method comprising:filling a cement mold assembly with cement, wherein the cement mold assembly includes a first mold having a closed end and an inner wall extending from the closed end with the inner wall defining an open end of the first mold; a second mold receivable by the inner wall though the open end, the second mold having a footprint complementary to and slidable along the inner wall; and engagement members on each of the first mold and the second mold configured to selectively and progressively index the first mold relative to the second mold while the second mold is being received by the first mold to permit any one of a plurality of tibial platform thicknesses to be selected, andprogressively indexing the first mold and the second mold together to a selected tibial platform thickness such that the first mold cooperates with the second mold to form a cavity defining the temporary tibial knee implant including a platform portion formed by a platform tray forming cavity having ...

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Номер записи: 98
09-01-2020 дата публикации

Core, molding device and molding method

Номер: US20200009774A1
Автор: Yoshiaki Suzuki, Yusuke MACHIDA
Принадлежит: Yazaki Corp

A core which is clamped together with an electric wire protection tube in a molding die when molding a molded portion, in a molding device for clamping a part of the electric wire protection tube which is hollow cylindrical shaped with the molding die and molding the molded portion on an outer peripheral side of the electric wire protection tube, with respect to the electric wire protection tube which is formed with a slit in a longitudinal direction, the core including a core main body portion which has a rod shape and is accommodated in the electric wire protection tube; and a protruding piece portion which is projected on a portion of an outer peripheral surface of the core main body portion, the portion being to be clamped by the molding die, and protruding from the slit of the electric wire protection tube.

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Номер записи: 99
09-01-2020 дата публикации

Molding mold

Номер: US20200009776A1
Автор: Upendra KUMAR
Принадлежит: Nissei ASB Machine Co Ltd

An object of the present application is to allow a first cavity mold and a second cavity mold to become integrated with each other in a state in which the first cavity mold constituting an injection cavity mold is inserted into an insertion hole of the second cavity mold, with a cooling flow path for supplying a cooling medium formed between the first cavity mold and the second cavity mold.

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Номер записи: 100