An edge gate hotrunner apparatus comprising: a nozzle body comprising an upstream portion and a downstream portion, the downstream portion comprising a plurality of lobes each independently displaceable, the lobes and the upstream portion forming an integral body, the nozzle body defining a network of channels for conveying a molten material; a plurality of tip assemblies, each tip assembly in fluid communication with a respective lobe; and a cone shaped member received in a space partially defined by the lobes, such that displacing the cone shaped member upstream within the space urges the lobes in a direction away from the cone shaped member.
A nozzle for use in a hotrunner apparatus, the nozzle comprising: a body defining a nozzle channel comprising a downstream end, the nozzle channel for conveying a molten material; a tip; a sleeve; and a retainer, all coupled to the downstream end; the tip slideably received and axially slideable in the sleeve, the tip defining a tip channel in fluid communication with the nozzle channel, the tip channel comprising an opening near a downstream end of the tip for dispensing the molten material from the nozzle, the sleeve slideably received in the retainer, and the retainer coupling the tip and the sleeve to the body.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electronic Programmable Logic Controllers (PLC) for plastic molding machines and plastic molding equipment; Internet of Things (IoT) management software for managing injection molding machinery, blow molding machinery, plastic extrusion machinery, and associated work cell auxiliary equipment connected to the Internet; computer software, software development kits (SDK), and application programming interfaces (API) for use by developers in creating software applications; computer applications to control network products and Internet of Things (IOT)-enabled products, namely, injection molding machines and parts thereof.
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Electronic Programmable Logic Controllers (PLC) for plastic molding machines and plastic molding equipment; Internet of Things (IoT) management software for managing injection molding machinery, blow molding machinery, plastic extrusion machinery, and associated work cell auxiliary equipment connected to the Internet; computer software, software development kits (SDK), and application programming interfaces (API) for use by developers in creating software applications; computer applications to control network products and Internet of Things (IOT)-enabled products, namely, injection molding machines and parts thereof
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electronic Programmable Logic Controllers (PLC) for plastic molding machines and plastic molding equipment; Internet of Things (IoT) management software for managing injection molding machinery, blow molding machinery, plastic extrusion machinery, and associated work cell auxiliary equipment connected to the Internet; computer software, software development kits (SDK), and application programming interfaces (API) for use by developers in creating software applications; computer applications to control network products and Internet of Things (IOT)-enabled products, namely, injection molding machines and parts thereof
Valve assemblies according to the present disclosure include a channel with a channel proximal end and a channel distal end. The valve assemblies also include and an inlet that receives a nozzle at an inlet proximal end that injects a molten plastic into the channel. The inlet includes a first inlet surface at an inlet distal end fluidly coupled to the channel. The valve assemblies further include a valve translatably coupled to the channel and the valve translates between an open position and a closed position. The valve includes a valve proximal end, a valve distal end, and a first valve surface at the valve proximal end. A diameter seal is formed between the first inlet surface of the inlet and the first valve surface of the valve when the valve is translated from the open position to the closed position.
Valve assemblies according to the present disclosure include a channel with a channel proximal end and a channel distal end. The valve assemblies also include and an inlet that receives a nozzle at an inlet proximal end that injects a molten plastic into the channel. The inlet includes a first inlet surface at an inlet distal end fluidly coupled to the channel. The valve assemblies further include a valve translatably coupled to the channel and the valve translates between an open position and a closed position. The valve includes a valve proximal end, a valve distal end, and a first valve surface at the valve proximal end. A diameter seal is formed between the first inlet surface of the inlet and the first valve surface of the valve when the valve is translated from the open position to the closed position.
An apparatus for injecting a molten material including an injector, a rail, a bell crank, and a frame supporting the injector via the rail for guiding the linear translation of the injector along the frame. The apparatus includes a first guide and a second guide slideably coupled to the rail, the second guide attached to the injector and spaced from the first guide along the rail, and a bell crank coupled to the first guide and second guide to provide a load-balancing mechanism.
A hot runner system includes a manifold having a heater and a manifold channel network extending between a manifold inlet and a plurality of manifold outlets for distributing a molten plastic. A nozzle seated against the manifold and received in a respective manifold outlet has an extension portion received in the respective manifold outlet, a body portion projecting downstream from the extension portion, and a nozzle channel extending through the extension portion and the body portion. The hot runner system further includes a nozzle support seated against the nozzle, the nozzle support including an upstream nozzle support and a downstream nozzle support, the downstream nozzle support is discrete from and in slidable contact with the upstream nozzle support, and the downstream nozzle support having a looser fit with the body portion of the nozzle than that of the upstream nozzle support's fit with the body portion of the nozzle.
A method to predict the remaining useful life of a plasticizing screw for an injection molding machine is provided. The method comprises: creating an energy-pressure ratio distribution estimate for normal operation of the screw for a mold; creating a temporally local energy-pressure ratio distribution estimate from real time data for the screw for the mold; comparing the local distribution with the distribution for normal operation; and generating an alert if the comparison of the two distributions predicts that the remaining useful life is negligible.
An apparatus for injecting a molten material including an injector, a rail, a bell crank, and a frame supporting the injector via the rail for guiding the linear translation of the injector along the frame. The apparatus includes a first guide and a second guide slideably coupled to the rail, the second guide attached to the injector and spaced from the first guide along the rail, and a bell crank coupled to the first guide and second guide to provide a load-balancing mechanism.
A hot runner system having a nozzle and a manifold seated against the nozzle. An actuator plate is spaced apart from the manifold by a support pad which surrounds a lower mouth of an actuator bore that extends through the actuator plate. A valve pin extends through the support pad and the manifold to a downstream end of the nozzle. A cylinder is received in the actuator bore from a rearward side of the actuator plate and a piston coupled to the valve pin is received in the cylinder from a forward end of the cylinder.
An injection molding apparatus and hot runner system are disclosed. The injection molding apparatus includes a plurality of mold plates in which the hot runner system is received. A manifold receives molding material and has a manifold channel that extends between an inlet and an outlet. A nozzle delivers moldable material to a mold cavity. The nozzle has a nozzle channel in fluid communication between the manifold channel and the mold cavity. A valve pin seal is located at the upstream end of the nozzle, and a valve pin that is connected to an actuator extends through the manifold and nozzle is slidably received in the valve pin seal. The hot runner system further includes a thermal bridge that is in conductive thermal communication with the valve pin seal and a cooled one of the plurality of mold plates.
Disclosed is a side-gate nozzle having a nozzle body, a nozzle tip and a transfer member. The nozzle body includes a heater, a longitudinally extending nozzle channel, and a bore extending from an exterior side wall of the nozzle body to the nozzle channel. The nozzle tip includes a tip member, a tip channel extending therethrough and a sealing member surrounding the tip member and in which the tip member is received. The transfer member seats against a step in the bore in the nozzle body and includes a bearing surface against which the nozzle tip is slidably seated and a transfer channel extending therethrough in fluid communication between the nozzle channel and the tip channel. In operation thermal expansion of the transfer member along its length applies a sealing force against the nozzle tip.
A hot runner system comprising: a manifold having a heater and a manifold channel network extending between a manifold inlet and a plurality of manifold outlets, the manifold channel network for distributing a molten plastic: a nozzle seated against the manifold and received in a respective manifold outlet, the nozzle having an extension portion, a body portion, and a nozzle channel extending through the extension portion and the body portion; and a nozzle support seated against the nozzle, the nozzle support including an upstream nozzle support and a downstream nozzle support, the downstream nozzle support is discrete from and in slidable contact with the upstream nozzle support, and the downstream nozzle support having a looser fit with the body portion of the nozzle than that of the upstream nozzle support's fit with the body portion of the nozzle.
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
An injection molding apparatus having a valve pin plate coupling at least one valve pin to an actuator which, in operation, axially moves the valve pin plate between a closed position and an open position. The valve pin is coupled to the valve pin plate via a valve pin coupler. A biasing member is compressed against a support surface by the valve pin holder when the valve pin plate is in the closed position to create a supplementary coupling force coupling the valve pin to the valve pin holder.
An injection molding apparatus having a manifold, a nozzle in fluid communication with the manifold, a valve pin extending through the nozzle, and a valve plate assembly including a valve pin plate coupled to an actuator which moves the valve plate assembly between two positions, and a coupling shaft coupling the valve pin to the valve plate. A plurality of mold plates forms an enclosure in which the valve plate assembly is received, and one of the mold plates has an access passage having a sightline view of a proximal end of the coupling shaft when the valve pin plate is in an aligned position.
A sleeve heater for supplying heat to a melt delivery component of a hot runner system. The sleeve heater includes a tube-shaped body having an outer surface and an inner surface. The inner surface of the tube-shaped body defines an opening in which a melt delivery component is received. A heater wraps at least partially around the tube-shaped body and extends along a length of the tube-shaped body. A thermocouple groove is formed in the outer surface of the tube-shaped body. The thermocouple groove includes a lateral bend; and a bore that extends from the lateral bend into a thickness of the tube-shaped body. Together the bore and the latera bend maintain the position of a sensing end of a thermocouple installed therein relative to the tube-shaped body.
A molten plastic delivery system is disclosed having a nozzle defining a nozzle channel with a downstream nozzle channel opening. A valve pin is reciprocable within the nozzle channel between a closed position and an open position. The system includes a bell crank having first and second arms that are connected at and rotatable about a pivot. The first arm is coupled to the valve pin and the second arm is coupled to a push-pull cable such that angularly pushing the second arm about the pivot via the push-pull cable moves the valve pin to the open position and angularly pulling the second arm about the pivot via the push-pull cable moves the valve pin to the closed position.
A method to predict the remaining useful life of a plasticizing screw for an injection molding machine is provided. The method comprises: creating an energy-pressure ratio distribution estimate for normal operation of the screw for a mold; creating a temporally local energy-pressure ratio distribution estimate from real time data for the screw for the mold; comparing the local distribution with the distribution for normal operation; and generating an alert if the comparison of the two distributions predicts that the remaining useful life is negligible.
C08L 89/00 - Compositions contenant des protéinesCompositions contenant leurs dérivés
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement
C08J 9/12 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent physique de gonflage
A valve gating nozzle tip that is connectable to a hot runner nozzle is disclosed. The valve gating nozzle tip includes a valve pin guiding component having an attachment portion for connecting the nozzle tip to the hot runner nozzle, a skirt projecting downstream from the attachment portion, the skirt having an alignment ring sized to mate with an alignment bore in a mold cavity component, and a bore extending through the attachment portion. The bore defines an inner attachment portion of the valve pin guiding component and a melt passage portion of the valve pin guiding component. The melt passage portion has a valve pin aligner extending inward from the bore, the valve pin aligner includes a valve pin guiding surface concentric with the alignment ring.
An injection molding apparatus and hot runner system are disclosed. The injection molding apparatus includes a plurality of mold plates in which the hot runner system is received. A manifold receives molding material and has a manifold channel that extends between an inlet and an outlet. A nozzle delivers moldable material to a mold cavity. The nozzle has a nozzle channel in fluid communication between the manifold channel and the mold cavity. A valve pin seal is located at the upstream end of the nozzle, and a valve pin that is connected to an actuator extends through the manifold and nozzle is slidably received in the valve pin seal. The hot runner system further includes a thermal bridge that is in conductive thermal communication with the valve pin seal and a cooled one of the plurality of mold plates.
An injection molding apparatus includes a mold assembly including a mold plate, a manifold, an actuator mounted on and upstream of the manifold, at least one nozzle coupled to and downstream of the manifold, and a valve pin having an upstream end coupled to the actuator and a downstream end opposite the upstream end distal from the actuator and received in the nozzle. The actuator includes a piston and an adjustment mechanism for adjusting an axial distance between the piston and the downstream end of the valve pin. The adjustment mechanism includes a valve pin holder coupling the valve pin to the piston. The valve pin holder is received in the piston and both having a shared axis of rotation and configured to prevent the valve pin holder from rotating about the shared axis.
B29C 48/20 - Articles comprenant au moins deux composants, p. ex. couches coextrudées les composants étant des couches une des couches étant une bande, p. ex. une bande partiellement intégrée
B29C 48/23 - Articles comprenant au moins deux composants, p. ex. couches coextrudées les composants étant des couches avec des moyens pour éviter l’adhésion des couches, p. ex. pour former des couches pelables
An apparatus for aligning an outlet of an injection unit with an inlet of a mold mounted between platens of a molding machine includes a positioning assembly interconnecting the injection unit to the molding machine. The positioning assembly includes a first translation assembly configured to engender a first movement of the injection unit outlet along a translation plane, and a second translation assembly configured to engender a second movement of the injection unit outlet along the translation plane. The positioning assembly further includes a brake assembly extending between the first translation assembly and the second translation assembly. The brake assembly is configured to selectively create a compressive force between the first and second translation assemblies to maintain the position of the injection unit outlet.
Disclosed is a side-gate nozzle having a nozzle body, a nozzle tip and a transfer member. The nozzle body includes a heater, a longitudinally extending nozzle channel, and a bore extending from an exterior side wall of the nozzle body to the nozzle channel. The nozzle tip includes a tip member, a tip channel extending therethrough and a sealing member surrounding the tip member and in which the tip member is received. The transfer member seats against a step in the bore in the nozzle body and includes a bearing surface against which the nozzle tip is slidably seated and a transfer channel extending therethrough in fluid communication between the nozzle channel and the tip channel. In operation thermal expansion of the transfer member along its length applies a sealing force against the nozzle tip.
A hot runner system having a nozzle received in a well in a mold plate. The nozzle has a melt channel, a nozzle body through which the melt channel extends, and a collar connected to and spaced apart from the nozzle body. A manifold is seated against the nozzle. The manifold has a melt channel in fluid communication between a source of moldable material and the nozzle channel. A bearing member against which a seating surface of the collar is supported is received in the well, and a biasing member is seated between a step in the well and the bearing member. The biasing member has plate loading surface and a nozzle loading surface. The nozzle loading surface and the plate loading surface are concentric with the seating surface of the collar and are circumferentially offset from the seating surface of the collar in opposite directions.
A valve-gating injection molding apparatus is disclosed. The valve gating injection molding apparatus has a manifold with a manifold channel extending therethrough and a nozzle coupled to the manifold and having a nozzle channel in fluid communication with the manifold channel. A valve pin extends across the manifold and through the nozzle channel. An actuator coupled to the valve pin for translating the valve pin between open and closed positions. A plurality of mold plates forming an enclosure to house the manifold, the plurality of mold plates defining an egress passageway through which the valve pin extends and a diversion chute that intersects the egress passageway at an angle.
An injection molding machine includes a machine base extending along a horizontal machine axis; a stationary platen fixed to the base; a moving platen supported by the base; a center section supported by the base axially intermediate the stationary and moving platens; at least one mold stroke actuator for translating the moving platen and the center section along the machine axis between a mold-open position and a mold-closed position; a two-stage first injection unit supported by the base behind the stationary platen for injecting a first resin through the stationary platen; and a two-stage second injection unit supported by the base behind the moving platen for injecting a second resin through the moving platen. The second injection unit is translatable along the machine axis to accommodate translation of the moving platen during movement between the mold-open and mold-closed positions.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Manifolds, gates, nozzles, molds for the plastics molding, auxiliary injection units being parts of injection molding machines, for use in the manufacture of plastic parts. Control apparatus and software used for the purpose of monitoring and controlling the temperature of hot runners for injection molding machines. Heating and cooling apparatus used for heating and cooling of hot runners for injection molding machines.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
(1) Manifolds, gates, nozzles, molds for the plastics molding, auxiliary injection units being parts of injection molding machines, for use in the manufacture of plastic parts
(2) Programmable electronic data acquisition control apparatus and software used for the purpose of monitoring and controlling the temperature of hot runners for injection molding machines
(3) Heating and cooling apparatus used for heating and cooling of hot runners for injection molding machines
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Parts for injection molding machines, namely, manifolds, gates, heaters, nozzles, and molds; auxiliary injection units being parts of injection molding machines, for use in the manufacture of plastic parts Electronic control apparatus and recorded industrial process control software used for the purpose of monitoring and controlling the temperature of hot runners for injection molding machines Heating and cooling apparatus in the nature of heating and cooling devices and heat sinks, for use in the heating and cooling of hot runners for injection molding machines
48.
SIDE-GATE INJECTION MOLDING APPARATUS AND SIDE-GATE NOZZLE ASSEMBLY
A side-gate injection molding apparatus and a side-gate nozzle assembly are disclosed. The side-gate nozzle assembly delivers moldable material to a cavity insert that is beside the side-gate nozzle assembly. The side-gate nozzle assembly includes a nozzle body having a nozzle flow channel and a widthwise slot extending across a downstream side of the nozzle body. The nozzle flow channel has an outlet that ends at a wall of the slot. A load component is received in the slot and has a load component flow channel in fluid communication between the nozzle body outlet and an outlet at an end of the load component. A side-gate tip assembly is adjacent to the end of the load component and is in fluid communication between the load component flow channel and the cavity insert. In operation, thermal expansion of the load component presses the side-gate tip assembly towards the cavity insert.
A side-gate injection molding apparatus and a side-gate nozzle assembly are disclosed. The side-gate nozzle assembly delivers moldable material to a cavity insert that is beside the side-gate nozzle assembly. The side-gate nozzle assembly includes a nozzle body having a nozzle flow channel and a widthwise slot extending across a downstream side of the nozzle body. The nozzle flow channel has an outlet that ends at a wall of the slot. A load component is received in the slot and has a load component flow channel in fluid communication between the nozzle body outlet and an outlet at an end of the load component. A side-gate tip assembly is adjacent to the end of the load component and is in fluid communication between the load component flow channel and the cavity insert. In operation, thermal expansion of the load component presses the side-gate tip assembly towards the cavity insert.
A method for receiving and ejecting molded articles includes: (a) drawing air from a cooling tube cavity into an air channel through a plate bore to draw at least a portion of a molded article into the cavity; (b) moving a valve within the plate bore from a first position for conducting air from the cavity to the air channel to a second position for reducing air flow through the plate bore relative to the first position; and (c) when the valve is in the second position, urging pressurized air from the air channel to the cavity through the plate bore to assist ejection of the molded article from the cavity.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Control apparatus and software used for the purpose of monitoring and controlling the temperature of hot runners for injection molding machines. Heating and cooling apparatus used for heating and cooling of hot runners for injection molding machines.
56.
Techniques to mold parts with injection-formed aperture in gate area
Methods and systems for co-extruding multiple polymeric material flow streams into a mold cavity to produce a molded plastic article having an injection-formed aperture in gate region of the article are disclosed herein. A method includes providing a valve pin having a distal portion with a first diameter and a mid-portion with a second diameter smaller than the first diameter and providing a mold defining a cavity corresponding to a shape of a resulting molded plastic article. The mold has a recess aligned with a gate region of the mold, extending into the mold and configured to receive the distal portion of the valve pin when the distal portion of the valve pin extends beyond the gate region. The method includes advancing the distal portion of the valve pin into the recess until the mid-portion of the valve pin at least partially extends into the gate region, thereby establishing a flow path for a combined polymeric stream into the cavity at the gate region for forming a molded plastic article having at least one layer of a first polymeric material and at least one layer of a second polymeric material. The method also includes withdrawing the mid-portion of the valve pin from the gate region, thereby forming an injection-molded aperture in the resulting molded plastic article at the gate region.
B32B 1/04 - Produits stratifiés ayant essentiellement une forme générale autre que plane caractérisés par des particularismes de forme en des endroits déterminés, p.ex. au voisinage des bords
B32B 3/24 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche discontinue, c.-à-d. soit continue et percée de trous, soit réellement constituée d'éléments individuels caractérisés par une couche ajourée, p. ex. de métal déployé
B32B 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B65D 85/804 - Réceptacles ou emballages jetables dont le contenu est infusé ou dissous en restant dans l'emballage
B65D 35/08 - Structure du corps en une seule pièce en plastique
B32B 3/02 - Caractérisés par des caractéristiques de forme en des endroits déterminés, p. ex. au voisinage des bords
B32B 3/26 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche continue dont le périmètre de la section droite a une allure particulièreProduits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche comportant des cavités ou des vides internes
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 3/30 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche continue dont le périmètre de la section droite a une allure particulièreProduits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche comportant des cavités ou des vides internes caractérisés par une couche comportant des retraits ou des saillies, p. ex. des gorges, des nervures
B32B 3/28 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche continue dont le périmètre de la section droite a une allure particulièreProduits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche comportant des cavités ou des vides internes caractérisés par une couche comportant une feuille mince déformée, p. ex. ondulée, froissée
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
An injection molding machine includes a first mold section comprising mold cores for forming threaded articles, the first mold cores movable between a molding position for interacting with a second mold section in a mold area to form the threaded articles, and an auxiliary position outside the mold area, and a removal device for removing the threaded articles from the mold cores. The removal device includes a plurality of unscrewing chucks for engaging the threaded articles when the mold cores are in the auxiliary position. The chucks are supported by a carrier plate and each chuck is rotatable about a respective unscrewing axis. The removal device further includes an orbiting plate coupled to the unscrewing chucks by respective crank arms, the orbiting plate effecting synchronized rotation of the unscrewing chucks via the crank arms for unscrewing the threaded articles from the mold cores.
A co-injection nozzle is disclosed that includes a combining means configured to reduce shear heating and create a more even shear heating profile in core and skin material flow streams. The combining means is configured to reduce shear heating peaks and valleys in core and skin material flow streams as the streams flow between annular channels of the combining means during a mold filling process.
A melt delivery body is disclosed for an injection molding apparatus. The melt delivery body includes a manifold, housed in a manifold plate, having a melt network with an inlet for receiving melt from a machine nozzle and an outlet substantially axially aligned with the inlet. The melt delivery body further including an in-line valve gated nozzle having a nozzle melt channel, a valve pin in the nozzle melt channel, and a valve pin actuator coupled to the valve pin and positioned substantially axially aligned with the in-line valve gated nozzle and between the manifold and the in-line valve gated nozzle for controlling the movement of the valve pin within the nozzle melt channel. The melt delivery body further including a biasing member for biasing the in-line valve gated nozzle towards the manifold.
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
An injection molding machine includes a machine base; a stationary platen fixed to the base for holding a stationary mold section; a moving platen slidably supported by the base for holding a moving mold section; a rotary apparatus slidably supported by the base axially intermediate the stationary and moving platens for supporting a plurality of center mold sections and moving the center mold sections among axial positions directed toward the stationary and moving mold sections and lateral positions directed toward the operator and non-operator side of the machine; and a part-handling apparatus mounted to the stationary platen. The part-handling apparatus includes an end-of-arm tooling disposed laterally outboard of the rotary apparatus. The end-of-arm tooling is movable laterally between an engaged position for interacting with molded articles in one of the center mold sections in the lateral positions, and a disengaged position spaced laterally outwardly from the engaged position.
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Injection molding machines and replacement parts therefor;
extrusion machines for plastic and replacement parts
therefor; blow molding machines and replacement parts
therefor; accessories for injection molding machines,
extrusion machines, and blow molding machines, namely,
industrial robots and conveyors; machines and machine tools
for plastic processing, namely, industrial hot runner
systems comprised of tubes, machine nozzles, gates, hot
runners, manifolds, manifold plates, nozzle tips, manifold
bars, thermic sensors and thermic conductors; apparatus
being parts of machines for use in plastics processing,
namely, feed screws and rotary tables; machine parts,
namely, molds for use in plastics processing machines,
namely, metal mold plates and bases. Electronic controllers for plastic molding machines and
plastic molding equipment; IOT management software; computer
software, SDKs (software development kits), and APIs
(application programming interface) for use by developers in
creating software applications; computer applications to
control network products and IOT-enabled products, namely,
injection molding machines and parts thereof. Providing customized and on-site installation, maintenance,
and repair services for injection molding equipment and
component parts thereof; rebuilding and repair services for
plastics processing machinery; technical support services,
namely, technical advice related to the repair of plastics
injection molding equipment and component parts thereof;
industrial IOT services in the nature of remote monitoring
and preventive maintenance of industrial and manufacturing
machinery and processes and infrastructure. Design and development of plastics injection molding
equipment and component parts thereof; providing technical
advice and assistance, namely, parts suitability, repair
status, and alternative parts recommendations via a global
computer network.
An injection molding apparatus includes an injection unit; a clamping unit; a mold assembly including a mold plate, a manifold, an actuator mounted on and upstream of the manifold, and at least one nozzle coupled to and downstream of the manifold, the actuator for reciprocating a valve pin between an open position allowing a melt to pass through the nozzle and a closed position preventing the melt from passing through the nozzle, the mold assembly further including a biasing mechanism biasing the actuator upstream towards the mold plate.
An apparatus for aligning an outlet of an injection unit with an inlet of a mold mounted between platens of a molding machine includes a positioning assembly interconnecting the injection unit to the molding machine. The positioning assembly includes a first translation assembly configured to engender a first movement of the injection unit outlet along a translation plane, and a second translation assembly configured to engender a second movement of the injection unit outlet along the translation plane. The positioning assembly further includes a brake assembly extending between the first translation assembly and the second translation assembly. The brake assembly is configured to selectively create a compressive force between the first and second translation assemblies to maintain the position of the injection unit outlet.
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Injection molding machines and replacement parts therefor; extrusion machines for plastic and replacement parts therefor; blow molding machines and replacement parts therefor; accessories for injection molding machines, extrusion machines, and blow molding machines, namely, industrial robots and conveyors; machines and machine tools for plastic processing, namely, industrial hot runner systems comprised of tubes, machine nozzles, gates, hot runners, manifolds, manifold plates, nozzle tips, manifold bars, thermic sensors and thermic conductors; apparatus being parts of machines for use in plastics processing, namely, feed screws and rotary tables; machine parts, namely, molds for use in plastics processing machines, namely, metal mold plates and bases
(2) Electronic controllers for plastic molding machines and plastic molding equipment; Computer software to enable users to control, connect, and manage network products and IOT-enabled products, namely, injection molding machines and parts thereof; computer software, SDKs (software development kits), and APIs (application programming interface) for assisting developers in creating program code for use in multiple application programs in the field of injection molding and extrusion machinery; computer applications to control network products and IOT-enabled products, namely, injection molding machines and parts thereof (1) Providing customized and on-site installation, maintenance, and repair services for injection molding equipment and component parts thereof; rebuilding and repair services for plastics processing machinery; technical support services, namely, technical advice related to the repair of plastics injection molding equipment and component parts thereof
(2) Design and development of plastics injection molding equipment and component parts thereof; providing technical advice and assistance, namely, technical consultancy about parts suitability, repair status, and alternative parts in the field of injection molding technology; industrial IOT services, namely, monitoring of computer systems by remote access for the purpose of preventive maintenance of industrial and manufacturing machinery, manufacturing processes and infrastructure therefor
Plastic container (110), including a side wall (120) and a flexible portion (132) of a base (130). The flexible portion of the base deflects when the sealed plastic container experiences a differential pressure. The deflection of the flexible portion of the base acts to change the internal volume of the container and thereby reduce the differential pressure. The container is a retortable container. The container may be injection-molded with inner and outer plastic layers (460,462) and a core layer (464) between the inner and outer plastic layers.
A liquid injection molding apparatus is provided. The liquid injection molding apparatus comprises a mold assembly; a clamping unit; an injector including a barrel; a feed screw concentrically located in the barrel; and a motor having a drive shaft removably coupled to the feed screw via a bayonet connector.
An injector for injecting moldable liquid is provided. The injector comprises a barrel; a feed screw concentrically located in the barrel; and a motor having a drive shaft removably coupled to the feed screw via a bayonet connector.
A hot runner nozzle tip and hot runner nozzle tip components are disclosed, the nozzle tip, and the assembled tip components, form a channel that has a first annular segment that has a cross-sectional area that increases in size away from a tip inlet, and a second annular segment that extends from the first annular channel segment. A hot runner tip assembly is also disclosed. The hot runner tip assembly includes a tip component having an attachment portion, an extension portion that projects from the attachment portion, and a bore that extends therethrough. A sleeve having a rib that extends outward therefrom surrounds the extension portion. The sleeve contacts the tip component at a first contact area and at a second contact area so as to create a void therebetween, and the first and second contact areas are offset from the rib.
Various embodiments are directed to a container comprising: a spout (500), a base portion (100), and a plurality of alternating long sidewalls (11-14) and short sidewalls (15-18) extending away from the base portion to the spout. The plurality of alternating long sidewalls and short sidewalls collectively define a vertical portion (200) extending away from the base portion, a downward sloping planar top portion (300) extending away from the spout, and a gradually curved transition region (400) extending between the vertical portion and the downward sloping planar top portion. The container comprises a strength protrusion (450) surrounding the spout and defined within the downward sloping planar top portion and one or more vertical grooves (221, 222, 223) defined within at least one of the long sidewalls or the short sidewalls.
A preform molding system is disclosed that includes a cavity half that is mountable to a stationary platen of an injection molding machine and a core half that is mountable to a moving platen of the injection molding machine. The preform molding system includes a mold stack assembly having a cavity portion and a core portion. The cavity portion is coupled to the cavity half and includes a cavity insert, and the core portion is coupled to the core half and includes a core insert, a pair of neck rings, and a stripper ring. The core insert has an undercut that defines an annular protrusion on an internal surface of a preform that is created in the mold stack assembly. The preform molding system is configured to permit in sequence, retraction of the pair of neck rings away from the core insert and ejection of the preform from the core insert via the stripper ring.
B29C 45/44 - Démoulage ou éjection des objets formés d'objets à contre-dépouille
B29C 33/44 - Moules ou noyauxLeurs détails ou accessoires comportant des moyens ou conçus spécialement pour faciliter le démoulage d'objets, p. ex. des objets à contre-dépouille
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
B29K 105/00 - Présentation, forme ou état de la matière moulée
B29C 45/40 - Démoulage ou éjection des objets formés
A co-injection nozzle is disclosed that includes a combining means configured to reduce shear heating and create a more even shear heating profile in core and skin material flow streams. The combining means is configured to reduce shear heating peaks and valleys in core and skin material flow streams as the streams flow between annular channels of the combining means during a mold filling process.
04 - Huiles et graisses industrielles; lubrifiants; combustibles
Produits et services
Metalworking lubricants, namely, concentrates of and aqueous fluids for use in cutting, grinding, and forming operations and for use in cleaning machines therefore.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
02 - Couleurs, vernis, laques
04 - Huiles et graisses industrielles; lubrifiants; combustibles
Produits et services
(1) Chemicals for manufacturing metalworking fluids used in the metal tube and pipe industry, namely, fluids used to cool, lubricate, and form metal; liquid cleaners, namely, degreasing and cleaning solvents used for cleaning during the manufacturing processes in the metal tube and pipe industry; chemical fluids for metal working; chemical substances, namely, water dilutable substances and solvent-based water displacing substances for metal finishing and metal treatment in the steel tubes and pipes industry; chemicals for the treatment of metals to improve corrosion resistance; cooling fluids for use in metalworking operations; metalworking fluids in the nature of oils.
(2) Stabilizing preparations, namely, anti-rust coatings, anti-tarnishing coatings, rust inhibiting coatings used in the metal tube and pipe industry; anti-corrosion preparations, namely, anti-corrosive coatings used to protect shaped metals, namely metal tubes and pipes, from corrosion.
(3) Industrial oils and greases; lubricants, namely, lubricating oils and greases for cutting and grinding in the metal tube and pipe industry; dust absorbing, wetting and binding compositions used in the formation of metal tubes and pipes.
An edge-gated injection molding apparatus is disclosed having an injection manifold assembly for distributing a melt stream of moldable material to a plurality of mold cavities aligned on opposing sides of the injection manifold assembly. The injection manifold assembly includes a plurality of melt outlets with each melt outlet being in fluid communication with a respective mold cavity, and a plurality of biasing components disposed along a centerline of the injection manifold assembly. A nozzle seal is disposed between each injection manifold assembly melt outlet and its corresponding mold cavity, with an upstream end of the nozzle seal being slidably disposed against its respective melt outlet. Each biasing component is disposed between a pair of melt outlets and corresponding nozzle seals for biasing the melt outlets and nozzle seals outward from the centerline of the injection manifold assembly toward their respective mold cavities and applying a preload thereto.
A platen apparatus for supporting a mold portion in an injection molding machine includes a platen body and a mold mounting face adjacent a front of the platen body for supporting a mold half. The mold mounting face includes a rotary central surface that is rotatable about an axis relative to the platen body and a fixed peripheral surface that is fixed relative to the platen body. The peripheral surface is disposed about a periphery of the central surface. The central surface and the peripheral surface are alignable in a common vertical plane.
An apparatus for aligning an outlet of an injection unit with an inlet of a mold mounted between platens of a molding machine includes a positioning assembly interconnecting the injection unit to the molding machine. The positioning assembly includes a first translation assembly configured to engender a first movement of the injection unit outlet along a translation plane, and a second translation assembly configured to engender a second movement of the injection unit outlet along the translation plane. The positioning assembly further includes a brake assembly extending between the first translation assembly and the second translation assembly. The brake assembly is configured to selectively create a compressive force between the first and second translation assemblies to maintain the position of the injection unit outlet.
A linear actuator for use in an injection molding apparatus is provided. The linear actuator comprises an electric motor including a drive shaft; an anti-rotation mechanism including a restrictor and a captive member, the captive member attached to the pin, the restrictor and the captive member arranged for translating a rotational motion of the drive shaft to a linear motion of the captive member, and by extension the pin, relative to the restrictor; and an adapter coupling the drive shaft with the captive member to enable the drive shaft to transmit the rotational motion of the drive shaft and to be readily decoupleable from the captive member without needing to separate the captive member from the pin.
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Injection molding machines, and parts and accessories, molds, and handling units, take-off systems, robot transfer mechanisms, injection blow equipment, unscrewing attachments, scrap grinders, conveyors, stackers and assembly machines, sorters, packers, cranes, lifting and clamping devices, thermal treatment units. Installation, maintenance and repair of injection molding systems and parts and fittings thereof. Engineering services, namely consultancy services related to the design, development and the manufacture of injection molded parts; technical support relating to injection molding systems and technical support related to designing molds for injection molded parts; testing services related to injection molding systems and molds for injection molded parts; Consulting services in the field of factory automation and automation of manufacturing facilities; Consulting services in the field of energy efficiency, facility management, environmental compliance, plant engineering and cost control; conducting energy audits.
A blow mold assembly comprises removable neck insert mold components for forming features of a container for engaging a removable container closure and manually operable retention devices for releasably retaining the neck insert mold components with mating mold components of the mold assembly. Advantageously, each manually operable retention device comprises a clamp mechanism comprising a lever arm and clamp arm arranged so that the clamp arm is rotated between a release position and a clamp position by manual operation of the lever arm and the clamp mechanism is effective to resist forces acting on the clamp arm to rotate the clamp arm to the release position when the clamp arm is in the clamp position. Each manually operable retention device is retained with an associated mating mold component when a neck insert mold component is removed from or installed to the mold assembly.
Disclosed herein are methods and systems for co-extruding multiple polymeric material flow streams into a mold cavity to produce a molded plastic article. At least one interior core stream of a first polymeric material is surrounded by inner and outer streams of at least one other polymeric material. The interior core stream serves as an interior layer of a resultant molded plastic article while the inner and outer streams serve as inner and outer layers, respectively, of the resultant plastic article. The interior core stream is selectively directed to flow into or past a downstream branch channel in a mold cavity. The downstream branch channel branches from a primary channel in the mold cavity at a branch junction. The branch channel defines a protrusion portion of the resultant molded plastic article. The leading edge of the interior core stream is selectively controlled in the branch channel to position the leading edge at or near to the terminal end of the branch channel without having the leading edge of the interior core stream breakthrough a flow-front of the inner and outer streams. The resultant molded plastic article includes an interior layer formed of the first polymeric material that extends into, through and to a distal end of the protrusion while still being encased by inner and outer layers formed from the inner and outer flow streams.
Plastic container (110), including a side wall (120) and a flexible portion (132) of a base (130). The flexible portion of the base deflects when the sealed plastic container experiences a differential pressure. The deflection of the flexible portion of the base acts to change the internal volume of the container and thereby reduce the differential pressure. The container is a retortable container. The container may be injection-molded with inner and outer plastic layers (460,462) and a core layer (464) between the inner and outer plastic layers.
A cooling plate assembly includes (a) a cooling plate having a plate front surface; (b) an air channel extending within a thickness of the cooling plate; (c) a plate bore extending into the cooling plate from the plate front surface for providing fluid communication between the air channel and a cavity of a cooling tube mountable to the cooling plate; and (d) a valve within the plate bore. The valve is movable between a first position in which a first air flow passage extending within the plate bore is open for conducting air from the cavity to the air channel, and a second position in which the first air flow passage is obstructed to reduce air flow between the cavity and the air channel, and in which a second air flow passage extending within the plate bore is open for conducting air from the air channel to the cavity.
37 - Services de construction; extraction minière; installation et réparation
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Injection molding machines, and parts thereof; Accessories for injection molding machines, namely handling units for removal and distribution of parts, take-off systems for part removal and part replacement, robot transfer mechanisms, unscrewing attachments, conveyors, sorters, packers, cranes, lifting and clamping devices, molding tools, end effectors, cooling plates and tubes, and cooling pins and pin plates. (1) Installation, maintenance and repair of injection molding systems and parts and fittings thereof; Engineering services, namely consultancy services in the field of design, development and the manufacture of injection molded parts; technical support in the field of injection molding systems; technical support in the field of engineering of injection molding systems; technical support in the field of designing molds for injection molded parts; testing services in the field of injection molding systems and molds for injection molded parts; Consulting services in the field of factory automation and automation of manufacturing facilities; Consulting services in the field of energy efficiency, facility management, environmental compliance, plant engineering and cost control; conducting energy audits.
A hot runner nozzle tip and hot runner nozzle tip components are disclosed, the nozzle tip, and the assembled tip components, form a channel that has a first annular segment that has a cross-sectional area that increases in size away from a tip inlet, and a second annular segment that extends from the first annular channel segment. A hot runner tip assembly is also disclosed. The hot runner tip assembly includes a tip component having an attachment portion, an extension portion that projects from the attachment portion, and a bore that extends therethrough. A sleeve having a rib that extends outward therefrom surrounds the extension portion. The sleeve contacts the tip component at a first contact area and at a second contact area so as to create a void therebetween, and the first and second contact areas are offset from the rib.
A post mold cooling system for cooling preforms is disclosed. The post mold cooling system includes a take-out device that is configured to remove preforms from a molding area and deliver them to a post mold cooling area, and a cooling station that is configured to cool the preforms. A first transfer device is configured to transfer the preforms between the take-out device and the cooling station, and a second transfer device is configured to transfer the preforms away from the cooling station.
B28B 7/08 - Moules pourvus de moyens de basculement ou de renversement
B28B 7/42 - MoulesNoyauxMandrins caractérisés par des moyens pour modifier les propriétés du matériau de moulage pour le chauffage ou le refroidissement, p. ex. enveloppe à circulation de vapeur
B29B 11/04 - Fabrication de préformes par assemblage de matière préformée
B29B 11/06 - Fabrication de préformes par moulage de matière
B29B 13/04 - Conditionnement ou traitement physique de la matière à façonner par refroidissement
A preform molding system is disclosed that includes a cavity half that is mountable to a stationary platen of an injection molding machine and a core half that is mountable to a moving platen of the injection molding machine. The preform molding system includes a mold stack assembly having a cavity portion and a core portion. The cavity portion is coupled to the cavity half and includes a cavity insert, and the core portion is coupled to the core half and includes a core insert, a pair of neck rings, and a stripper ring. The core insert has an undercut that defines an annular protrusion on an internal surface of a preform that is created in the mold stack assembly. The preform molding system is configured to permit in sequence, retraction of the pair of neck rings away from the core insert and ejection of the preform from the core insert via the stripper ring.
Disclosed is an edge gating injection molding apparatus for delivering a moldable material to an array of mold cavities, the array can have a first column and a last column of mold cavities, the edge gating injection molding apparatus comprising: a unidirectional delivery body for delivering a first stream of the moldable material to a different one of each mold cavity of the first column and the last column of mold cavities, via a first location of the different one of each mold cavity of the first column and the last column of mold cavities; and a bidirectional delivery body for delivering a second stream of the moldable material to the different one of each mold cavity of the first column and the last column of mold cavities, via a second location of the different one of each mold cavity of the first column and the last column of mold cavities.
The present invention refers to an injection molding nozzle for introducing a molten plastic to a mold cavity (15) of an injection molding tool via a slot gate (2, 2, 3). The injection molding nozzle includes a nozzle core (2, 3, 3) having an elongate edge (3B) and is received in an opening (1A, 1) in a housing (1, 1). A portion of the nozzle core (2, 3, 3) is spaced apart from the housing (1, 1) so as to define a nozzle flow channel that is in fluid communication between a source of the molten plastic and the slot gate (2, 2, 3), and at least a downstream portion of the nozzle flow channel that is between the housing (1, 1) and the nozzle core (2, 3, 3) surrounds the nozzle core (2, 3, 3) on all sides.
A drop-in hot runner system includes a first runner component having a first channel aperture extending into a first runner component sliding surface, and a second runner component having a second channel aperture extending into a second runner component sliding surface. A depressible protrusion is associated with the first runner component, and a receiver is associated with the second runner component. The depressible protrusion and the receiver are positioned such that when the first runner component and the second runner component are coupled together along the first and second runner component sliding surfaces the depressible protrusion is received in the receiver, and the first and second channel apertures are misaligned.
Plastic container (110), including a side wall (120) and a flexible portion (132) of a base (130). The flexible portion of the base deflects when the sealed plastic container experiences a differential pressure. The deflection of the flexible portion of the base acts to change the internal volume of the container and thereby reduce the differential pressure. The container is a retortable container. The container may be injection-molded with inner and outer plastic layers (460,462) and a core layer (464) between the inner and outer plastic layers.
A sealing arrangement between hot runner components includes a sealing component positioned between a first hot runner component and a second hot runner component having a molding material channel extending therebetween. The sealing component includes an opening through which the molding material channel extends. The sealing component is received in a bore in the second hot runner component such that a portion of the sealing component projects beyond the second hot runner component to create a gap between the first hot runner component and the second hot runner component. The sealing component has a hardness that is greater than a hardness of the second hot runner component and less than a hardness of the first hot runner component. Further, the sealing component has a coefficient of thermal expansion that is proximate to a coefficient of thermal expansion of the second hot runner component.
An injection unit positioning apparatus is disclosed that includes a positioning assembly interconnecting the injection unit to the molding machine. The positioning assembly includes an angular positioning assembly that permits rotation of the injection unit through a sweep plane that extends from an axis that is perpendicular to an inlet surface of a mold. The positioning assembly also includes a linear positioning assembly that permits linear translation of the injection unit on the sweep plane, and the height of the outlet relative to the inlet surface remains substantially constant during rotation and translation of the positioning assembly.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
03 - Produits cosmétiques et préparations de toilette; préparations pour blanchir, nettoyer, polir et abraser.
04 - Huiles et graisses industrielles; lubrifiants; combustibles
06 - Métaux communs et minerais; objets en métal
07 - Machines et machines-outils
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Metal working fluids
(2) Cleaning compound for industrial use
(3) Industrial lubricants
(4) Injection molding machines
(5) Extrusion machines for plastic; blow molding machines; related accessory equipment therefor, namely industrial robots and conveyors; hot runner systems for plastic processing machines; injection molding equipment; equipment for use in the manufacture of plastic parts and replacement parts therefor; molds made of metal for the casting and forming of products comprised in whole or in part of polymers; metal mold bases and metal mold plates and parts thereof; feed screws of metal for machines for use in plastic processing; rotary tables
(6) Electronic controllers for plastic molding machines and equipment (1) Providing customized and on-site installation, maintenance, and repair services for injection molding systems, equipment and parts thereof; rebuilding and repair services for plastics processing machinery
(2) Custom manufacture of plastics injection molding systems, equipment and parts thereof; design of plastics injection molding systems, equipment and parts thereof; metal coating and brazing services; machining parts for others; part molding services for automotive, aerospace, construction, consumer goods, electronics and telecom, food and beverage, medical, packaging industries; prototype fabrication of molded plastic products for others
(3) Providing technical support services, namely troubleshooting of plastics injection molding systems, equipment, and parts thereof; providing an interactive website facility that allows users to access selected information for presentation to the user and relating to use, operation, maintenance and repair of plastics processing machinery and equipment and to procure repair parts therefor
97.
Co-injection molded multi-layer article with injection-formed aperture between gate area and peripheral edge
Methods and systems for co-injection molding multilayer articles having one or more molded apertures disposed between a gate region and a peripheral region of the article are disclosed. The articles include an interior layer disposed between an inner layer and an outer layer. An article has interior layer coverage over at least 98% of a perimeter of a cross-section of the article downstream of the one or more molded apertures. A method includes modifying fluid flowing past an aperture-forming region of a mold cavity to compensate for the drag of the aperture-forming region on the velocity of the fluid flowing proximal to the aperture-forming region.
B32B 3/24 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche discontinue, c.-à-d. soit continue et percée de trous, soit réellement constituée d'éléments individuels caractérisés par une couche ajourée, p. ex. de métal déployé
B29C 45/30 - Moyens de commande de l'écoulement placés dans les canaux d'injection, p. ex. construction "torpedo"
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
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
B32B 3/26 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche continue dont le périmètre de la section droite a une allure particulièreProduits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche comportant des cavités ou des vides internes
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
Methods and systems for co-injection molding multilayer articles having one or more molded apertures disposed between a gate region and a peripheral region of the article are disclosed. The articles include an interior layer disposed between an inner layer and an outer layer. An article has interior layer coverage over at least 98% of a perimeter of a cross-section of the article downstream of the one or more molded apertures. A method includes modifying fluid flowing past an aperture-forming region of a mold cavity to compensate for the drag of the aperture-forming region on the velocity of the fluid flowing proximal to the aperture-forming region.
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
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
Disclosed is an edge gating injection molding apparatus for delivering a moldable material to an array of mold cavities, the array can have a first column and a last column of mold cavities, the edge gating injection molding apparatus comprising: a unidirectional delivery body for delivering a first stream of the moldable material to a different one of each mold cavity of the first column and the last column of mold cavities, via a first location of the different one of each mold cavity of the first column and the last column of mold cavities; and a bidirectional delivery body for delivering a second stream of the moldable material to the different one of each mold cavity of the first column and the last column of mold cavities, via a second location of the different one of each mold cavity of the first column and the last column of mold cavities.
A device for imparting vibrational energy to polymeric pellets in a feed path of an extruder is disclosed. The device includes a feed path vibrator having an elongate imparting portion for being disposed within the feed path of the extruder, and a transfer portion extending from the imparting portion. The transfer portion is configured for coupling to a source of vibration energy, and the elongate imparting portion includes at least one twisted portion along its length.
B29C 31/00 - Manipulation, p. ex. alimentation en matière à façonner
B29C 47/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet (moulage par extrusion-soufflage B29C 49/04)
B29C 31/04 - Alimentation, p. ex. chargement d'une cavité de moulage
B29C 45/58 - Moyens pour plastifier ou homogénéiser la matière à mouler ou pour la forcer dans le moule Détails
