With Product Ejector Patents (Class 425/556)
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Patent number: 11999085Abstract: An injection molding machine includes: a fixed side member; and a movable side member fixed to the fixed side member, the movable side member being driven by a motor in order to perform injection molding of a molded product. The injection molding machine further includes a power feeding apparatus, one or more motors, and at least one servo amplifier. The power feeding apparatus converts a three-phase AC voltage into a DC voltage. The one or more of the motors are provided in the movable side member and drive the movable side member. The at least one servo amplifier is provided in the movable side member and drives one of the one or more of the motors by the DC voltage being supplied thereto through a DC power supply line.Type: GrantFiled: May 18, 2022Date of Patent: June 4, 2024Assignee: THE JAPAN STEEL WORKS, LTD.Inventor: Keigo Fukuda
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Patent number: 11969926Abstract: Embodiments of the invention provide a self-sufficient sequential locking device and an injection molding tool. The self-sufficient sequential locking device comprises an elongate body having two ends which are provided with first and second inner engagement elements respectively; first and second outer engagement elements selectably engageable with the first and second inner engagement elements respectively for alternatively establishing a first or a second connection by rotation of the elongate body between a first position in which the first connection is secured and the second connection is simultaneously releasable, and a second position in which the second connection is secured and the first connection is simultaneously releasable, and first and second locking element respectively cooperable with the first and second inner engagement element for securing the first connection when the elongate body is in the first position or the second connection when the elongate body is in the second position.Type: GrantFiled: April 11, 2018Date of Patent: April 30, 2024Assignee: FOREFRONT MEDICAL TECHNOLOGY PTE LTDInventor: Pierre Todesco
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Patent number: 11701811Abstract: In a method for manufacturing a resin container, in the adjusting the temperature of the preform, the preform is accommodated in a cavity mold, a refrigerant introduction member is inserted into the preform, the refrigerant introduction member including a first flow path and a second flow path which are different in introduction or discharge position of a refrigerant, the preform is cooled by bringing the preform into close contact with an inner wall of the cavity mold at a pressure of the refrigerant introduced from the refrigerant introduction member. When the preform is cooled, cooling is performed by switching between a first cooling blow for introducing the refrigerant from the first flow path and discharging the refrigerant from the second flow path and a second cooling blow for introducing the refrigerant from the second flow path and discharging the refrigerant from the first flow path.Type: GrantFiled: March 18, 2020Date of Patent: July 18, 2023Assignee: NISSEI ASB MACHINE CO., LTD.Inventors: Kazuhiro Horiuchi, Manabu Ogihara, Atsushi Nagasaki
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Patent number: 11673304Abstract: An electric injection molding machine includes an injection apparatus including a screw configured to inject a resin, a driving direction conversion part configured to move the injection apparatus forward and backward in an axial direction of the screw, and a first motor coaxially connected to a rotation shaft of the driving direction conversion part, the first motor being configured to drive the driving direction conversion part. The first motor includes a motor connection part, the motor connection part being configured to connect a second motor to the first motor coaxially with the driving direction conversion part on a side of the first motor opposite to a side thereof on which the driving direction conversion part is connected thereto, the second motor being configured to drive the driving direction conversion part in an interlocking manner with the first motor.Type: GrantFiled: January 25, 2019Date of Patent: June 13, 2023Assignee: THE JAPAN STEEL WORKS, LTD.Inventors: Takashi Ochiiwa, Daisuke Toyota
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Patent number: 11534953Abstract: A system for molding an object includes an articulated mold having an axis and a plurality of mold portions configured to collectively define a molding cavity for shaping the object when arranged in respective molding positions. The system includes a plurality of actuators, each operatively coupled to a respective mold portion and configured to move the respective mold portion along the axis from the respective molding position toward a respective ejecting position for releasing the object. The system includes a controller in communication with each of the plurality of actuators and configured to independently activate each of the plurality of actuators such that one of the plurality of mold portions moves along the axis from the respective molding position toward the respective ejecting position while at least one other of the plurality of mold portions remains stationary relative to the object in order to at least partially support the object.Type: GrantFiled: May 19, 2021Date of Patent: December 27, 2022Assignee: Friendship Products LLCInventors: B. Everett Hendrickson, Craig Severn, Paul McCutcheon, Timothy Carlson
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Patent number: 11511471Abstract: An injection molding system includes: an injection molding machine configured to operate in accordance with a command generated using a first language, and inject a molten material into a mold to mold a molded object; a robot configured to operate in accordance with a command generated using a second language, and convey the molded object; and a control device configured to control the injection molding machine and the robot. When determining that an error occurs in at least one of the injection molding machine and the robot, the control device transmits, to the injection molding machine, a command generated using the first language and for causing the injection molding machine to execute a return operation, and transmits, to the robot, a command interpretable by the second language and for causing the robot to execute a return operation, so as to cause the injection molding machine and the robot to execute the return operations.Type: GrantFiled: September 17, 2020Date of Patent: November 29, 2022Assignee: Seiko Epson CorporationInventors: Hiroki Takano, Kakeru Sasagawa, Kei Yokota, Kenta Anegawa, Seiichiro Yamashita, Riona Hayashi, Yuji Shinbaru
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Patent number: 11458649Abstract: This invention provides a de-molding system of ceramic parts manufactured by freeze-casting comprising a mold (9), wherein the mold (9) comprises an upper opening (95) and a lower opening (94), wherein the upper opening (95) is adapted to receive a colloidal suspension (92), and one of the openings is adapted to allow the passage of a manufactured ceramic part (92), characterized by comprising at least one main de-molding element (80) adapted to actuate a ceramic part manufactured (92) through an opening in the mold (9). In addition, the invention provides a mold cooling system for the manufacturing of ceramic parts by freeze-casting comprising: a source (1) of cooling gas; a cooling gas cooling medium (7) fluidically connected to the cooling gas source (1); and a cooling cell (5), fluidly connected to the cooling gas cooling medium (7), comprising a mold (9) in its interior, wherein the cooling cell (5) comprises a refrigerated cooling gas injection opening.Type: GrantFiled: April 29, 2019Date of Patent: October 4, 2022Assignees: PETROLEO BRACILEIRO S.A.—PETROBRAS, STATOIL BRASIL OLEO E GAS LTDA, Universidade Federal de Minas Gerais—UFMGInventors: Wilson Mantovani Grava, Wander Luiz Vasconcelos, Peter Wilhelmus Jacques Derks, Jailton Ferreira do Nascimento, Eduardo Henrique Martins Nunes, Douglas Fernandes de Souza, Daniela Cordeiro Leite Vasconcelos
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Patent number: 11135751Abstract: A system for forming injection molded articles includes a turret, a first mold unit, and a second mold unit. In an embodiment, the turret includes a plurality of core plates and each core plate includes a plurality of core pins. The first mold unit may be configured to form an inner injection molded layer, and the second mold unit may be configured to form an outer injection molded layer over the inner injection molded layer. In an embodiment, the first mold unit and the second mold unit are configured to mold at the same time, and to provide opposing clamping forces. Processes involving over-molded articles are also disclosed.Type: GrantFiled: August 16, 2017Date of Patent: October 5, 2021Assignee: Plastipak Packaging, Inc.Inventor: Roald Duchateau
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Patent number: 11052582Abstract: Collapsible core devices, related methods and injection molding tools for use in injection molding processes, the core device configured to collapse upon rotation of a centrally disposed rotating shaft. In some aspects the core device includes a rotatable shaft, moveable outer wall components positioned radially from the shaft, a first disk operatively engaged with the shaft and having at least a first slot configured to receive a first pin connected to a moveable outer wall component, and a second disk secured in a fixed position and having at least a second slot configured to receive the first pin, such that rotation of the rotatable shaft causes the pin to slide within the second slot toward the shaft and causing the outer wall component to move toward the shaft.Type: GrantFiled: April 29, 2019Date of Patent: July 6, 2021Assignee: Versevo, Inc.Inventors: Barry Jinkins, Donald Lee
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Patent number: 11013255Abstract: A system for moulding three-dimensional products from a mass of one or more food starting materials which are suitable for consumption, in particular human consumption, has a production device having a frame, a mould member provided with at least one mould cavity, the frame supporting the mould member, mass feed means for feeding the mass to the one or more mould cavities of the mould member. The system also has at least one cleaning device for cleaning one or more parts of the production device which come into contact with the mass. The mould member is removable from the frame. The system has a storage device for storing a plurality of mould members, which may be provided with an identification, has recognition means for recognizing the identification of a mould member, and may have a memory for storing at least one history of a mould member.Type: GrantFiled: May 14, 2018Date of Patent: May 25, 2021Assignee: STORK TITAN B.V.Inventors: Dirk Meskendahl, Hendricus Franciscus Jacobus Maria van der Eerden
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Patent number: 10974425Abstract: A mold apparatus includes first and second mold plates that constitute a cassette mold, a first base mold, a base intermediate mold for loading the first mold plate, a second base mold for loading the second mold plate, a base intermediate mold driving device for positioning and fixing the base intermediate mold at any position between the first and second base molds, and a controller for performing control to position and fix the base intermediate mold so that the first mold plate and the first base mold are in contact with each other when a molded product is taken out.Type: GrantFiled: April 12, 2019Date of Patent: April 13, 2021Assignee: SodickCo., Ltd.Inventors: Shuji Aiba, Satoru Inoue, Yasuhiro Kitamura
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Patent number: 10232407Abstract: An installation for separating and singulating non-uniform postal articles of the small parcel or packet type comprises a platform for temporarily storing a pile of loosely placed postal articles, a vision system adapted to form digital images of the pile of loose postal articles, which pile is static on the platform, a data-processing unit adapted to use these digital images to identify a postal article to be singulated, i.e. an article that has a pickup face that is not covered by any other postal article, the unit being suitable for delivering data indicating the three-dimensional position, the facing direction, and the dimensions of the pickup face, and a pneumatic pickup head of a robotized arm that is controlled on the basis of the data to lift up the postal article to be singulated via its pickup face, and to deposit the postal article on a deposition zone that is off the platform.Type: GrantFiled: April 29, 2016Date of Patent: March 19, 2019Assignee: SOLYSTICInventors: Karine Crest, Pierre Campagnolle, Jacques Petit, Richard Blache
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Patent number: 9788554Abstract: In a method for moulding food patties from a food product comprising a food mass (5) having a substantially coherent structure formed by particles of the food product that are loosely connected to each other, for example ground meat, the food product is first supplied to a supply hopper (3). Food product is moved in the supply hopper to at least one discharge opening (8) of the supply hopper, from which it is discharged. The food product that has been discharged from the discharge opening of the supply hopper is fed into at least one pump chamber (12) of a positive displacement pump system. Subsequently, the food product in the pump chamber is positively displaced to an outlet opening of the pump chamber by the positive displacement pump system (20). The food product is discharged from the outlet opening of the pump chamber, and then fed into a moulding device having a plurality of mould cavities for molding the food patties.Type: GrantFiled: July 26, 2013Date of Patent: October 17, 2017Assignee: Marel Townsend Further Processing B.V.Inventors: Martinus Johannes Willebrordus Van Zoelen, Thomas Willem Dekker, Franciscus Quirinus Fredrik Verouden, Sigebertus Johannes Jacobus Jozef Meggelaars
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Patent number: 9693651Abstract: Beverage collector (11) for collecting a centrifuged brewed liquid coming from a rotating brewing unit (2); said collector comprising: —a collecting track (13) forming an annular cavity and, —at least one outlet (14) extending radially in the collecting track (13) for allowing the brewed liquid received in the collecting track to evacuate out of the collecting track, wherein said collecting track comprises at least one ramp surface (15) lowering in the annular direction (O) towards the outlet (14).Type: GrantFiled: August 6, 2012Date of Patent: July 4, 2017Assignee: Nestec S.A.Inventors: Stefan Etter, Alexandre Perentes, Christian Jarisch, Manuela Rothacher Etter
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Patent number: 9403306Abstract: An insulating plate (20) made of synthetic resin for transferring heat transferred from conductors to nuts (10) to a heat sink (40) is provided with nut accommodating recesses (21) for accommodating the nuts (10). Each nut accommodating recess (21) includes a bottom plate (22) to be sandwiched between the nuts (10) and the heat sink (40) and a surrounding wall (23) vertically extending from the bottom plate (22) to surround the side surface of the nut (10). The surrounding walls (23) are provided with first and second pressing surfaces (28, 29) to be pressed by ejector pins (83).Type: GrantFiled: July 8, 2013Date of Patent: August 2, 2016Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Daisuke Akuta
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Patent number: 9321194Abstract: An ejector assembly for removing a molded part from a mold includes an ejector arm and mounting structure. The ejector arm has a first end with a tongue that extends partially into a cavity of the mold and an opposite second end with a handle that extends outwardly from the mold cavity. The mounting structure pivotally mounts the ejector arm to the top portion of the mold so that the ejector arm may be pivoted between an operating position and an ejection position.Type: GrantFiled: July 23, 2014Date of Patent: April 26, 2016Assignee: SNYDER INDUSTRIES, INC.Inventor: Rian Suiter
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Patent number: 9289929Abstract: A molding arrangement serves for molding articles at each stroke of an injection-molding machine in which an injection mold is mounted. The articles are composed of components made of different materials in cavities formed in the injection mold, with each cavities corresponding to the shape of a component whereby identical cavities are separated by angular distances and placed at equal distances from a central axis of the injection mold and parts of the cavities are formed in a separately movable section of the movable mold half. The injection molding arrangement includes an operation part for displacing the section to-and-fro between closed and open positions of the injection mold and in open positions to turn the section about the central axis angles corresponding to the angles between the cavities to form whole cavities in the injection mold in closed position.Type: GrantFiled: September 5, 2012Date of Patent: March 22, 2016Assignee: PTAH ABInventors: Olof Franksson, Robert Axelsson
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Patent number: 9282753Abstract: A device for eliminating vacuum as the plunger is returned by venting it to the atmosphere in a patty molding machine.Type: GrantFiled: August 18, 2008Date of Patent: March 15, 2016Assignee: TOMAHAWK MANUFACTURING, INC.Inventors: George Hausladen, Rich Payne
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Patent number: 9254598Abstract: Disclosed herein, amongst other things is a first stack portion (112, 212) of a mold stack (110, 210) for use in an injection mold (100, 200). The first stack portion (112, 212) includes a first stack member that is configured to define a molding cavity (116, 216) in cooperation with a second stack portion (114, 214) of the mold stack (110, 210), a second stack member that is movable relative to the first stack member, and an air valve (160, 260) is defined between the first stack member and the second stack member, the air valve (160, 260) being selectively actuatable with relative movement of the first stack member and the second stack member.Type: GrantFiled: March 5, 2013Date of Patent: February 9, 2016Assignee: HUSKY INFECTION MOLDING SYSTEMS LTD.Inventors: Arnold Heinz Mai, Pierre Glaesener, Adrian Peter Looije
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Patent number: 9113638Abstract: The food product machine with a food supply, a rotary food pump connected to the food supply, a molding mechanism having a mold plate and a knockout drive, and a the mold plate configured to be driven to reciprocated between a fill and a discharge position. The knockout drive is reciprocating a knockout plunger to discharge molded food products from a cavity in the mold plate, the mold plate being reciprocated by a mold plate drive between a cavity fill position and a cavity discharge position. The machine further includes a manifold connected an outlet of the food pump and having an outlet passageway connected to an inlet of the molding mechanism for filling the cavity of the mold plate.Type: GrantFiled: November 19, 2013Date of Patent: August 25, 2015Assignee: FORMAX, INC.Inventors: Scott A. Lindee, Paul Taylor, Christopher Moore, E. William Wight
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Patent number: 9114553Abstract: A rotary molding system for molding food products, mold cavities formed when a mold shell rotates mold shapes disposed along the mold shell into a fill position between a fill plate and a wear plate. Molded food products are removed from mold cavities using knock-out cups, the use of air pressure, or the use of a vacuum source disposed below the mold cavity, without the need to slow the rotation of the mold shell. Knock-out cups may be used with a heating system to reduce accumulation of unwanted materials on the knock-out cups. The rotary molding system can also be used to form products with contoured surfaces. A smart tagging system can be used to ensure that compatible sets of mold shells and knock out cups are being used. A vacuum region may be disposed upstream of the fill position to remove air within the mold cavity prior to filling.Type: GrantFiled: May 8, 2014Date of Patent: August 25, 2015Assignee: FORMAX, INC.Inventors: Scott A. Lindee, David Hansen, Salvatore Lamartino, Bruce Bauer, Thomas C. Wolcott, Steve Ill, E. William Wight
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Patent number: 9095171Abstract: The food product machine with a food supply, a rotary food pump connected to the food supply, a molding mechanism having a mold plate and a knockout drive, and a mold plate reciprocating between a fill and a discharge position. The knockout drive reciprocates a knockout plunger to discharge molded food products from the mold plate, the mold plate being reciprocated between a cavity fill position and a cavity discharge position. The machine includes a manifold connected an outlet of the food pump and having an outlet passageway connected to an inlet of the molding mechanism for filling the cavity of the mold plate. The machine can further include a fill plunger system for increasing the fill pressure of the food mass prior to filling the mold cavities. Plungers extend into the manifold to displace food mass volume and increase the pressure in the manifold.Type: GrantFiled: June 27, 2014Date of Patent: August 4, 2015Assignee: FORMAX, INC.Inventors: Scott A. Lindee, Paul Taylor, Christopher Moore, E. William Wight
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Publication number: 20150115502Abstract: A collapsible core of an injection mold includes relatively movable components arrayed about an imaginary centerline. When in an operational position for molding a new product, the movable components each define a separate segment of the exterior of the core, such as side by side segments of interior features such as a continuous set of threads to be formed in a product being molded. To move between operational and retracted positions, some core components are pivotally connected to a nest of the core, and others are translatably connected to the nest. When a newly molded product is ejected from the mold, ejection movement causes the pivotally connected core components to pivot to disengage the newly formed interior features, and causes the translatably connected components to translate to disengage the newly formed interior features.Type: ApplicationFiled: October 24, 2013Publication date: April 30, 2015Applicant: Paradise Mold and Die LLCInventor: Richard Chappel
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Patent number: 9011138Abstract: An injection molding tool having a collapsible core which is movably mounted with respect to a mold plate. The mold plate is movably mounted with respect to a stripper plate that can be used to eject or remove the molded part from the injection molding tool. A retainer is fixedly positioned with respect to the mold plate so that it contacts at least a portion of a molded part when in a mold position. The retainer can be a sleeve with a through opening within or through which the collapsible core is mounted.Type: GrantFiled: March 12, 2012Date of Patent: April 21, 2015Assignee: Progressive Components International CorporationInventors: Alan Patrick Hickok, David Charles Helenius
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Patent number: 9004907Abstract: An injection molding machine for producing molded parts has a machine table with a base frame on which three supporting elements with a baseplate disposed thereon are arranged. The base plate has a temperature-control element.Type: GrantFiled: October 17, 2011Date of Patent: April 14, 2015Assignee: Otto Maenner Innovation GmbHInventor: Hans-Peter Männer
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Patent number: 8998604Abstract: An injection mold including a first mold, a second mold disposed opposite to the first mold and configured to form a cavity having a shape that corresponds to an injection-molded product to be manufactured by being coupled to the first mold, an injection apparatus configured to inject molten resin in the cavity, and an adsorption apparatus configured to adsorb and separate the injection-molded product, which is manufactured by the first mold and the second mold, from the first mold, so that the separation of the injection-molded product is performed by the adsorption apparatus, and thus structures configured to separate the injection-molded product are omitted from the first mold and the second mold, thereby simplifying the structures of the first mold and the second mold.Type: GrantFiled: December 12, 2012Date of Patent: April 7, 2015Assignee: Samsung Electronics Co., Ltd.Inventor: Hak Do Kim
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Publication number: 20150069662Abstract: Disclosed herein, amongst other things is a first stack portion (112, 212) of a mold stack (110, 210) for use in an injection mold (100, 200). The first stack portion (112, 212) includes a first stack member that is configured to define a molding cavity (116, 216) in cooperation with a second stack portion (114, 214) of the mold stack (110, 210), a second stack member that is movable relative to the first stack member, and an air valve (160, 260) is defined between the first stack member and the second stack member, the air valve (160, 260) being selectively actuatable with relative movement of the first stack member and the second stack member.Type: ApplicationFiled: March 5, 2013Publication date: March 12, 2015Inventors: Arnold Heinz Mai, Pierre Glaesener, Adrian Peter Looije
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Publication number: 20150044324Abstract: The present invention relates to an injection mold plate for use in an injection mold for producing molded articles, comprising a plurality of handling elements arranged in columns and rows, wherein the distance r between adjacent handling elements within the rows is greater than the distance s between adjacent handling elements within the columns. According to the invention, in order to provide an injection mold plate of the type mentioned above for which the distance between adjacent handling elements can be reduced without impairing the generally required heating channel, it is proposed that a row of handling elements is formed by two groups of handling elements, wherein the following applies to the distance x between the group: z=r(1+a/n), wherein r is the distance of the handling elements within a group and n,a=IN with n>1.Type: ApplicationFiled: March 13, 2013Publication date: February 12, 2015Applicant: MHT Mold & Hotrunner Technology AGInventors: Helmut Thoemmes, Christian Wagner
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Patent number: 8943672Abstract: A system for molding and fitting together a first part and a second part. Two guide rails are parallel to a first direction and, for each guide rail, a carriage moves in translation on the guide rail. For each carriage, a cam carrier moves in translation parallel to the first direction and has a cam, the two ends of which are distant in a fitting-together direction. An assembly bar carries a series of first cavities, each end of which is mounted in one of the two cams. A series of second cavities are provided. An activation device moves the cam carriers and, for each carriage, a locking device locks the carriage alternatively with the cam carrier and the guide rail.Type: GrantFiled: November 23, 2011Date of Patent: February 3, 2015Assignee: MoulindustrieInventor: Jacky Moulin
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Patent number: 8944808Abstract: Disclosed herein are, amongst other things, a molding apparatus with which to mold, in use, a preform of a type for blow molding into a container. The molding apparatus includes a lock ring (104, 204) for use in a first stack portion (108) of a mold stack (120). The lock ring (104, 204) includes a tubular body (150, 250) that is configured to define, amongst other things, a support interface (194) in cooperation, in use, with a split insert (6, 106) of the first stack portion through which a compressive load is transferrable during molding of the preform, wherein the support interface (194) includes a support shelf (154) that is defined, at least in part, on a first major promontory (152, 252) of the tubular body (150, 250).Type: GrantFiled: September 22, 2011Date of Patent: February 3, 2015Assignee: Husky Injection Molding Systems Ltd.Inventors: William James Andrew Jacovich, Renato Papa, Derek Robertson McCready
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Publication number: 20150021826Abstract: A method of preparing an aluminum mold for injection molding is provided, the method comprises the steps of providing an aluminum mold having a least one surface, subjecting the at least one surface to a gas or liquid phase silane to thereby form an anti-stiction coating, the anti-stiction coating comprising a chemically bonded monolayer of silane compounds on the at least one surface wherein the silane is a halogenated silane. The at least one surface coated with the anti-stiction coating may be configured to withstand an injection molding process at a pressure above 100 MPa. Furthermore, a mold having at least one closed cavity is provided, at least one surface of the at least one cavity being an aluminium surface coated with a silane based coating layer. The resistance of the coated aluminium mold is significantly improved by applying a silane-based coating layer.Type: ApplicationFiled: March 8, 2013Publication date: January 22, 2015Inventors: Rafael Taboryski, Jiri Cech
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Patent number: 8936739Abstract: A reciprocating apparatus comprises a reciprocating member, a drive mechanism, an input device, a work-switch position calculating unit configured to calculate a work-switch position for the drive mechanism, a direction-switch position calculating unit configured to calculate a direction-switch position, a remaining-distance calculating unit configured to calculate a remaining distance that is a difference between the direction-switch position calculated by the direction-switch position calculating unit and a direction-switch position input at the input device, a target direction-switch position calculating unit configured to add the remaining distance, to the direction-switch position calculated by the direction-switch position calculating unit, thereby to calculate a target direction-switch position, and a corrected position calculating unit configured to calculates a corrected work-switch position for the drive mechanism so that the drive mechanism may cause the reciprocating member to start moving in theType: GrantFiled: March 10, 2011Date of Patent: January 20, 2015Assignee: Toshiba Kikai Kabushiki KaishaInventors: Jun Enomoto, Harunobu Inami
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Patent number: 8932505Abstract: An inner die of a molding die includes a core shaft, split dies radially arranged along an outer peripheral surface of the core shaft around an axis of the core shaft, which serves as a center, and a cylindrical set ring arranged below the split dies, the core shaft being inserted through the set ring. An annular engaging surface, which is a tapered surface whose diameter is gradually reduced downward, is formed in an inner peripheral side of an upper end portion of the set ring, and lower end portions of the respective split dies are introduced into, and engaged with the engaging surface. The molding die includes a pressing portion that presses downward upper end portions of the respective split dies introduced into the set ring, so as to move the lower end portions of the respective split dies toward the axis along the engaging surface.Type: GrantFiled: November 18, 2013Date of Patent: January 13, 2015Assignee: Jtekt CorporationInventors: Hiroshi Ueno, Kazuki Hamada
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Patent number: 8926315Abstract: An injection molding machine includes an electric ejector configured to eject a molding product from a mold, and an assist actuator configured to assist ejection of the molding product by the electric ejector.Type: GrantFiled: March 14, 2013Date of Patent: January 6, 2015Assignee: Sumitomo Heavy Industries, Ltd.Inventors: Shigeru Takeuchi, Masahiro Hayakawa
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Patent number: 8926316Abstract: A pair of mold cores (51, 52) for molding an undercut portion (P1) in a holder (30) installed inside a movable mold (13) are connected to and supported by a retaining piece (40) which is moved in the demolding direction, and at the time of demolding, the respective mold cores (51, 52) are guided by guide means (33, 34) from the molding position, where they are contacted with each other, to the mold release position, where they are separated from each other, being moved from one end side to the other end side of the retaining piece (40), in the mutually opposite directions so as to pass each other in the back and forth direction.Type: GrantFiled: January 11, 2012Date of Patent: January 6, 2015Assignee: Technocrats CorporationInventor: Masanori Sorimoto
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Patent number: 8926303Abstract: A valve assembly for use with a part handling assembly of an injection molding machine includes a housing having a first tooling port for fluid communication with a first set of receivers on the part handling apparatus and a second tooling port for fluid communication with a second set of receivers on the part handling apparatus. First and second vacuum channels extend through the housing and are provided with respective first and second vacuum closure members to provide selective fluid communication between a vacuum source and the first and second tooling ports, respectively. First and second pressure channels extend through the housing and are provided with respective first and second pressure closure members to provide selective fluid communication between a pressurized fluid source and the first and second tooling ports, respectively.Type: GrantFiled: March 6, 2014Date of Patent: January 6, 2015Assignee: Athena Automation Ltd.Inventor: Robert D. Schad
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Patent number: 8926885Abstract: A method of molding a boot for a constant velocity joint includes: molding a compact by injection molding; raising split dies of an inner die so as to separate the split dies from a set ring; raising a core shaft of the inner die so as to separate the core shaft from the split dies; separating each of the split dies from the compact; introducing a lower end portion of the separated split die into the set ring along an engaging surface; and inserting a lower end portion of the core shaft through the set ring from above the set ring, and pressing upper end portions of the split dies downward by a protruding portion at an upper end portion of the core shaft so that the lower end portions of the split dies are engaged with the engaging surface and the split dies are brought into close contact.Type: GrantFiled: November 18, 2013Date of Patent: January 6, 2015Assignee: JTEKT CorporationInventors: Hiroshi Ueno, Kazuki Hamada
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Patent number: 8905751Abstract: A molding machine comprises a machine ejection assembly and an auxiliary ejection assistant assembly coupled to the machine ejection assembly, wherein the auxiliary assistant assembly is used to generate an additional ejecting force.Type: GrantFiled: December 13, 2011Date of Patent: December 9, 2014Assignee: Husky Injection Molding Systems Ltd.Inventors: Christophe Halter, Arnold Heinz Mai
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Patent number: 8899962Abstract: There is provided a stripper assembly (212) for use in a mold stack (202) for forming a preform (210) suitable for blow-molding into a final-shaped container.Type: GrantFiled: September 22, 2011Date of Patent: December 2, 2014Assignee: Husky Injection Molding Systems Ltd.Inventors: Derek Robertson McCready, Renato Papa
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Publication number: 20140346691Abstract: Fixed side molding dies are removed from fixed side molding dies insertion hole portions in accordance with the disconnection in the connection/disconnection while maintaining a contact state that a second transfer portion is in contact with a portion other than a fixed side optical functional surface of each molded article at the time of mold opening of a fixed die and a movable die. Thereby a first transfer portion is released from the fixed side optical functional surface.Type: ApplicationFiled: August 13, 2014Publication date: November 27, 2014Inventor: YOSHITAKA OTSUKA
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Publication number: 20140339731Abstract: A molded article manufacturing apparatus is configured to include a mold clamping device configured to be able to support a die which shapes a sheet-shaped insert member, the die including a fixed die with a gate, and a movable die which is movable relative to the fixed die; an injection device configured to inject a molding material into the die; and boring means configured to form a bore portion, which is continuous with the gate, in the insert member which is inserted into the die that is supported by the mold clamping device.Type: ApplicationFiled: May 14, 2014Publication date: November 20, 2014Applicant: Toshiba Kikai Kabushiki KaishaInventor: Nobuyuki ASANUMA
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Patent number: 8888483Abstract: An in-mold shutter (140) for embedding in an injection mold (100, 200, 300) is described herein. The in-mold shutter (140, 240, 340, 440, 540) includes a shutter actuator (148, 548) that is configured to selectively engage a first mold shoe (130) of the injection mold (100, 200, 300) with a platen of a mold clamping assembly (996) to hold the first mold shoe (130) in an extended position (E), along a mold-stroke axis (X), during a step of molding a first molded article (102A) in the injection mold (100, 200, 300). Also described herein is a molded article transfer device (150, 250) for use with the injection mold (100, 200, 300). The molded article transfer device (150, 250) includes a shuttle (154) that is slidably arranged, in use, within the injection mold (100, 200, 300).Type: GrantFiled: November 28, 2013Date of Patent: November 18, 2014Assignee: Husky Injection Molding Systems Ltd.Inventors: Christophe Halter, Pierre Glaesener, François Styga
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Patent number: 8876522Abstract: An injection molding machine comprises: a machine base having a top surface, and a pair of platens supported on the top surface of the machine base, at least one of the platens translatable along a machine axis between open and closed positions. An end-effector is moveable relative to the machine base between an advanced position and a retracted position for interacting with parts associated with production in the injection molding machine. An upright has a lower end adjustably coupled to the machine base and an upper end spaced apart from the top surface of the machine base and coupled to the end-effector.Type: GrantFiled: April 1, 2011Date of Patent: November 4, 2014Assignee: Athena Automation Ltd.Inventors: Robert D. Schad, Carsten Link, Yanghuan Chen
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Patent number: 8876523Abstract: Provided is an injection molding apparatus including: an upper mold; a lower mold; a receive block; a fixed block; a movable block; a variable cavity; a movable block adjusting unit; and an ejector pipe.Type: GrantFiled: July 30, 2012Date of Patent: November 4, 2014Assignee: SK Innovation Co., Ltd.Inventors: Jong Hwan Kim, Hyo Sung Lim, Myung Hoon Kim
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Publication number: 20140319733Abstract: Disclosed herein, amongst other things, is an apparatus for use with a mold that includes a blocker that is configured to selectively block an opening of a cavity defined in a cavity member of the mold after retraction of a core member from the cavity, whereupon with ejection of a molded article from the core member the molded article is directed by the blocker into a transfer device for transfer from the mold.Type: ApplicationFiled: October 17, 2012Publication date: October 30, 2014Applicant: Husky Injection Molding Systems Ltd.Inventors: Christophe Halter, Arnold Heinz Mai, Rainer Kintzinger
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Publication number: 20140316307Abstract: A device for producing a silicone rubber cupping appliance is provided. The device includes a nozzle, an internal mould core, a separable slide comprising at least two separable slide blocks; and a blowing-demoulding unit. A mould cavity used for moulding the silicone rubber cupping appliance is formed between the slide and the internal mould core. One end of the nozzle is connected to a channel that transports liquid silicone rubber material, and another end of the nozzle is connected to the mould cavity. The blowing-demoulding unit is connected to the mould cavity through a blow duct opening which is set at a contact surface of the internal mould core and the mould cavity.Type: ApplicationFiled: June 30, 2014Publication date: October 23, 2014Inventor: Bing Yuan
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Publication number: 20140308387Abstract: The food product machine with a food supply, a rotary food pump connected to the food supply, a molding mechanism having a mold plate and a knockout drive, and a mold plate reciprocating between a fill and a discharge position. The knockout drive reciprocates a knockout plunger to discharge molded food products from the mold plate, the mold plate being reciprocated between a cavity fill position and a cavity discharge position. The machine includes a manifold connected an outlet of the food pump and having an outlet passageway connected to an inlet of the molding mechanism for filling the cavity of the mold plate. The machine can further include a fill plunger system for increasing the fill pressure of the food mass prior to filling the mold cavities. Plungers extend into the manifold to displace food mass volume and increase the pressure in the manifold.Type: ApplicationFiled: June 27, 2014Publication date: October 16, 2014Inventors: Scott A. Lindee, Paul Taylor, Christopher Moore, E. William Wight
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Publication number: 20140302264Abstract: A hollow element assembly has a base and a lid. The base has a wall that at least partly defines a recess, and the lid is locatable on the base so as to further bound the recess. Location of the lid on the base is achieved by bringing an edge of the wall into abutting contact with a corresponding contacting surface on the lid. At least one of the edge of the wall and the contacting surface of the lid has a channel running there along, such that when the lid is located on the base, a welding conduit is provided that follows the edge of the wall. At least one of the base and the lid further has an inlet aperture arranged to deliver molten welding material to the welding conduit from a region external to the hollow element assembly, so as to weld the base and the lid together, to provide a hollow element.Type: ApplicationFiled: June 1, 2012Publication date: October 9, 2014Applicant: Barkley Plastics LimitedInventors: Maurice Cassidy, Justin Anstey
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Patent number: 8845322Abstract: A mold assembly includes a male mold, a female mold, and a driving unit. The male mold includes a stationary member, a moveable member defining through holes, and mold cores fixed on the stationary member and received in the respective through holes. The female mold covers the moveable member. The female mold defines recesses aligned with and communicating with the respective through holes. The moveable member, the female mold and the mold cores cooperatively form mold cavities at the through holes. The driving unit is fixed on the stationary member and supports the moveable member. The driving unit is configured for driving the moveable member to move upward or downward along the mold cores relative to the stationary member.Type: GrantFiled: August 27, 2012Date of Patent: September 30, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Yun-Yu Chou
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Patent number: 8834949Abstract: Dosing machine for controlled dosage of pasty products, of the type with an agitator associated with a feed that includes an auger extension forming a compression feed chamber including a distributor with a plurality of distribution holes, a dosing device with on a fixed plate a corresponding first plurality of holes coinciding with the distribution holes and a corresponding second plurality of holes, parallel to the first and moved to one side on the plate, above the fixed plate a mobile dosing structure is installed that has an alternating drawer movement on the fixed plate with a reciprocal movement device for moving the dosing structure from a position above the distribution holes to a position above the second plurality of holes moved to the side of the auger and vice-versa, the dosing structure includes corresponding dosage chambers associated with the control dosing volume and density.Type: GrantFiled: August 21, 2009Date of Patent: September 16, 2014Inventors: Alessandro De Bortoli, Paolo Tosolini