Abrégé

A fluid cooled mold plate is disclosed. The fluid cooled mold plate has a front side, a rear side, and a perimeter that extends between its front and rear sides. A cooling chamber is formed within the mold plate. The cooling chamber has a front wall, a rear wall, and a perimeter wall that extends between the front and rear walls. An inlet fluid duct extends from a first side of the mold plate perimeter to a first end of the cooling chamber and an outlet fluid duct extends from a second side of the mold plate perimeter to a second end of the cooling chamber. The cooling chamber is occupied by a turbulence generating dispersion mesh that is secured between the front and rear walls the cooling chamber.

Classes IPC  ?

• B29C 45/73 - Chauffage ou refroidissement du moule

Produits et services

Parts for plastics molding machines, namely, nozzles and manifolds.

Abrégé

A fluid cooled mold plate is disclosed. The fluid cooled mold plate has a front side, a rear side, and a perimeter that extends between its front and rear sides. A cooling chamber is formed within the mold plate. The cooling chamber has a front wall, a rear wall, and a perimeter wall that extends between the front and rear walls. An inlet fluid duct extends from a first side of the mold plate perimeter to a first end of the cooling chamber and an outlet fluid duct extends from a second side of the mold plate perimeter to a second end of the cooling chamber. The cooling chamber is occupied by a turbulence generating dispersion mesh that is secured between the front and rear walls the cooling chamber.

Classes IPC  ?

• B29C 45/73 - Chauffage ou refroidissement du moule

Abrégé

An injection molding apparatus including a stack mold tool and a ball screw centering device. The stack mold tool including a stationary mold block, a center mold block movable relative to the stationary mold block, and a distal mold block movable relative to the center mold block. The ball screw centering device includes a center bearing housing connected to the center mold block, a rotatable shaft having a first side ball track and a second side ball track, a first nut coupled to the stationary mold block, the first nut including a track portion cooperating with the first side ball track to define a passage for a first set of ball bearings, and a second nut coupled to the distal mold block, the first nut including a track portion cooperating with the second side ball track to define a passage for a second set of ball bearings.

Classes IPC  ?

• B29C 45/32 - Moules comportant plusieurs cavités de moulage axialement espacées
• B29C 45/26 - Moules

Abrégé

A mold latch having a latch bar and a traveler with two linear followers that can co-act with the latch bar to enable a mold plate, to which the traveler is attached, to translate together in a direction with another mold plate, to which latch bar is attached.

Classes IPC  ?

• B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
• B29C 45/26 - Moules
• B29C 45/64 - Dispositifs d'ouverture, de fermeture ou de serrage des moules

Produits et services

Form fit insulator sheets namely for use with injection molding and blow molding machines.

Abrégé

A fluid cooled mold plate is disclosed. The fluid cooled mold plate has a front side, a rear side, and a perimeter that extends between its front and rear sides. A cooling chamber is formed within the mold plate. The cooling chamber has a front wall, a rear wall, and a perimeter wall that extends between the front and rear walls. An inlet fluid duct extends from a first side of the mold plate perimeter to a first end of the cooling chamber and an outlet fluid duct extends from a second side of the mold plate perimeter to a second end of the cooling chamber. The cooling chamber is occupied by a turbulence generating dispersion mesh that is secured between the front and rear walls the cooling chamber.

Classes IPC  ?

• B29C 49/48 - Moules
• B29C 33/04 - Moules ou noyauxLeurs détails ou accessoires comportant des moyens incorporés de chauffage ou de refroidissement utilisant des liquides, des gaz ou de la vapeur d'eau

Abrégé

A reconfigurable melt delivery system is disclosed for use with a first injection unit and a second injection unit. The reconfigurable melt delivery system may include a first arm manifold configured to receive a moldable material from a second injection unit, an exchangeable second arm manifold in fluid communication with the first arm manifold that is configured to receive the moldable material from the first arm manifold and to transfer the moldable material to an outlet nozzle, and a repositionable and replaceable insert plate configured to be repositioned or replaced relative to remaining plates of the melt delivery system, wherein the outlet nozzle is secured within a mold facing surface of the insert plate and is radially offset from a central machine nozzle opening of the melt delivery system for delivering the moldable material to a corresponding offset mold gate of a two-material mold.

Classes IPC  ?

• B29C 45/13 - Appareils de moulage par injection avec au moins deux unités d'injection coopérant avec un seul moule
• B29C 45/27 - Canaux d'injection

Produits et services

Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; Unprocessed artificial resins, unprocessed plastics; Manures; Fire extinguishing compositions; Tempering and soldering preparations; Chemical substances for preserving foodstuffs; Tanning substances; Adhesives used in industry; Descaling preparations for industrial purposes. Bleaching preparations and other substances for laundry use; Cleaning, polishing, scouring and abrasive preparations; Non-medicated soaps; Perfumery, essential oils, non-medicated cosmetics, non-medicated hair lotions; Non-medicated dentifrices; Industrial cleaning compositions, namely, cleaning compounds for machinery and tools. Machines for use in the injection molding, extrusion or blow molding industries and machine tools; Motors and engines [except for land vehicles]; Machine coupling and transmission components [except for land vehicles]; Agricultural implements other than hand-operated; Incubators for eggs; Automatic vending machines; Machine tools used in the injection molding, extrusion or blow molding industries, namely, cores, cavity inserts, metal plates, and other mold components with cooling channels; cooling components, namely, plugs, baffles, bubbler tubes, diverting plugs and rods, water connectors, water fittings, insulator sheets, water junctions, water bridges, water control manifolds, heat pipes, heat exchangers, water jumpers, and parts therefor, all of the above for use in the injection molding, extrusion or blow molding industries; industrial fluid cleaning machinery; accessories for mold-gates, mold core inserts, and cooling systems, namely, hoses for use in the injection molding, extrusion or blow molding industries. Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking [supervision], life-saving and teaching apparatus and instruments; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus for recording, transmission or reproduction of sound or images; Magnetic data carriers, recording discs; Compact discs, dvds and other digital recording media; Mechanisms for coin-operated apparatus; Cash registers, calculating machines, data processing equipment, computers; Computer software; Fire-extinguishing apparatus; Electronic temperature controls and parts therefor for use in the injection molding, extrusion or blow molding industries. Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; Process chillers that provide temperature controlled fluid, namely, oil and water, for industrial machinery for use in the injection molding, extrusion or blow molding industries; cooling towers. 3D printing; 3D printing of machine tools used in the injection molding, extrusion or blow molding industries, namely, cores, cavity inserts, metal plates, and other mold components with cooling channels.

Abrégé

A reconfigurable melt delivery system is disclosed for use with a first injection unit and a second injection unit. The reconfigurable melt delivery system may include a first arm manifold configured to receive a moldable material from a second injection unit, an exchangeable second arm manifold in fluid communication with the first arm manifold that is configured to receive the moldable material from the first arm manifold and to transfer the moldable material to an outlet nozzle, and a repositionable and replaceable insert plate configured to be repositioned or replaced relative to remaining plates of the melt delivery system, wherein the outlet nozzle is secured within a mold facing surface of the insert plate and is radially offset from a central machine nozzle opening of the melt delivery system for delivering the moldable material to a corresponding offset mold gate of a two-material mold.

Classes IPC  ?

• B29C 45/22 - Systèmes à buses d'injection multiples

Abrégé

An apparatus for facilitating removal and installation of mold insert members of a mold assembly from and into the clamp unit of an injection molding machine comprising a material distributing sub-assembly from which at least one material distributing nozzle projects, the apparatus comprises a two-part frame comprising an ejector part, an injection part being releasably connectable to the material distributing sub-assembly, and support pins spanning between the ejector part and the injection part when the injection part is separated from the material distributing sub-assembly, and guide elements projecting from the material distributing sub-assembly to engage a mold insert member received in the injection part and effective to align that mold insert member relative to the material distributing sub-assembly. The two-part frame comprises first clearance bores and second clearance bores allowing protrusion into the mold insert member of, respectively, the material distributing nozzles and the guide elements.

Classes IPC  ?

• B29C 45/40 - Démoulage ou éjection des objets formés

Abrégé

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.

Classes IPC  ?

• B29C 45/20 - Buses d'injection

Abrégé

An adaptor bushing for an injection molding apparatus comprising a manifold, a nozzle assembly and a nozzle retention device, comprises: (i) a bushing passage for fluid communication between a passage of the manifold and a nozzle passage; (ii) at least one transition region joining portions of the bushing passage; and, (iii) at least one alignment surface effective to (a) align longitudinal centerlines of the bushing passage, manifold passage and nozzle passage and (b) eliminate or reduce relative tilt of the adaptor bushing, nozzle assembly and manifold so that with the adaptor bushing clamped between the manifold and nozzle assembly, leakage of material at the interfaces of the bushing passage with the manifold passage and nozzle passage is eliminated or reduced to an acceptable level under normal operating conditions. A manifold and nozzle assembly construction comprises an adaptor bushing interposed between a manifold passage and a nozzle passage.

Classes IPC  ?

• B29C 45/20 - Buses d'injection

Abrégé

A nozzle assembly for selectably conveying material in a flowable condition to a cavity of a mold assembly comprises a nozzle body, a removable nozzle tip, a valve pin member extending through the nozzle body and having a tip end for selectably forming a seal with a valve seat to selectably prevent passage of material into the mold cavity and a pin guide for guiding the valve pin member, the pin guide being partially received within the nozzle tip and partially received within the nozzle body and having at least one alignment surface on the exterior thereof and cooperating with an aligning surface of the nozzle body to align the pin guide relative to the nozzle body and with an aligning surface of the nozzle tip to align the nozzle tip relative to the pin guide whereby the nozzle tip is aligned relative to the nozzle body.

Classes IPC  ?

• B29C 45/23 - Équipement d'arrêt de l'alimentation

Abrégé

A rack and pinion centering device for stack molding has at least one attachment device comprising a base attached to a mold member and at least one releasable clamp member, an end of a rack of a centering device being interposed between the base and the releasable clamp member and being held in a longitudinal location relative to the base within a range of adjustment by the releasable clamp members, whereby the longitudinal location of the rack relative to the mold member is determined within the range of adjustment. The attachment device permitting machining of mold members for attachment of centering devices while a mold assembly is removed from the clamp unit of a molding machine.

Classes IPC  ?

• B29C 45/66 - Dispositifs d'ouverture, de fermeture ou de serrage des moules mécaniques

Abrégé

An apparatus for conducting melt in stack mold arrangements comprises at least one tubular body having a passage there through for conveying melt, an interface member mounted to at least one tubular body at a terminus of the passage for conducting melt between the tubular body and a mating mold member engaged by the interface member, and a length adjusting device interposed between the interface member and the tubular body and having a wedge member and means for setting the transverse position of the wedge member relative to the longitudinal axis of the tubular body whereby the overall length of the combined tubular body and interface member is established. A sprue bar assembly comprises a sprue bar segment, a nozzle and a length adjusting device interposed between the nozzle and the sprue bar segment having an adjustable wedge member for establishing the overall length of the sprue bar assembly.

Classes IPC  ?

• B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires

Abrégé

An apparatus for injection molding wherein melt is conveyed to a gate in fluid communication with at least one mold cavity comprises a nozzle for conveying melt, the nozzle having an inlet for admitting melt, at least one outlet for directing melt to mold cavities and received within a recess of the gate, a nozzle body having a passage therethrough for conveying melt from the inlet to the outlet, and at least one split ring seal received in a groove in the exterior of the nozzle body so as to be displaceable relative to the associated groove, the split ring seal having an outside perimeter for contacting the surface of the recess of a gate, the split ring seals maintaining separation of the periphery of the nozzle body from the surface of the recess with the outlet positioned within the recess. Each split ring seal advantageously comprises overlapping end segments abuttingly engaged with the outlet positioned within the recess.

Classes IPC  ?

• B29C 45/20 - Buses d'injection

Abrégé

An expansion nozzle for conducting melt from a floating manifold to a mold assembly comprises a bushing having a bushing flange and spigot having a passage therethrough joining a nozzle inlet and an outlet, a head having a seating surface and a bore through the head slidably receiving the spigot so that the spigot is movable relative to the head over a range from abutting contact of opposing surfaces of the head and bushing flange to a limit of axial separation of the opposing surfaces, axial separation of opposing surfaces of the head and bushing flange being maintained throughout an operating temperature range. Springs maintain sealing contact of a seating surface of the head with a mating surface of the mold assembly. Advantageously, a locating ring provides a reaction surface for the springs and supports the head to resist moments arising from axial misalignment of the expansion nozzle and mold assembly.

Classes IPC  ?

• B29C 45/22 - Systèmes à buses d'injection multiples

Produits et services

Metal mould bases and metal plates and parts thereof. Parts for use with injection moulding machines; return pins, ejector pins, core pins, leader pins, bushings, location rings, sprue spreaders and bushings, valve probes, accelerated ejectors and accelerated knock-outs, cooling components including plugs, straight and spiral baffles, bubbler tubes, diverting plugs and rods, thermal pins, water connectors water manifolds, insulator sheets and cascade water injunctions and parts therefor and filters, all of the above for use in the mould making, moulding and die casting industry. Thermocouples, mould pressure sensors, electronic mould temperature controllers, power operated lifting magnets and distributor tubes. Heaters and parts therefor, for use in the mould making moulding and die casting industry.

Produits et services

electronic temperature controls and parts therefor for use in the field of injection molding