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| Number | Title | Issue Date |
| RE43424 | Nanocrystalline hot runner nozzle tip The present invention is a nozzle for an injection molding runner system where parts of the nozzle, and in particular the nozzle tip are made from a nanocrystalline material. Nanocrystalline materials used include nanocrystalline copper and nanocrystalline nickel, w... | 05/29/2012 |
| 8162656 | Injection molded microlenses for optical interconnects Disclosed are a microlens array, and a method of positioning and aligning the microlens array on another device. Generally, the microlens array comprises an array of injection molded microlens elements, and a supporting flange. Each of the microlens elements has a g... | 04/24/2012 |
| 8157559 | Injection molding apparatus An injection molding apparatus is provided with a die having a hot nozzle, and a manifold formed by a hot runner. A communication passage that is in communication with the cavity is provided in the die, a concave portion defined at an end portion of the die, and the... | 04/17/2012 |
| 8147237 | Hot runner system having active material According to an aspect, there is disclosed a hot runner system (100), comprising: a first surface (205) being elastically deformable; a second surface (210) forming, in cooperation with the first surface (205), a melt-leakage gap (215 | 04/03/2012 |
| 8142183 | Hot runner including nozzle-support structure Disclosed is a hot runner (100), including: a first plate (102) having a first-plate alloy; a second plate (104) having a second-plate alloy, the second plate (104) being coupled with the first plate (102), and the second plate ( | 03/27/2012 |
| 8142182 | Injection molding apparatus having a magnetic valve pin coupling A magnetic coupling for an injection molding apparatus, such as a hot half or hot runner, includes a first magnetic part for connection to an actuator, a valve pin plate, or the like and a movable second magnetic part for connection to a valve pin. The first magneti... | 03/27/2012 |
| 8137097 | Connection device for a hot runner nozzle A connection system (36) implementing an electric junction between a heater (22), in particular a heater (22) for a hot runner nozzle (10) and at least one hookup conductor (32) linked to a power source, comprises a hookup body ( | 03/20/2012 |
| 8113817 | Molding apparatus A molding apparatus is configured with article molding regions that receive a direct flow of a molding material feed such that external flow channels are not needed. The article molding regions are formed into front sides of opposed “A” and “B” surface mold ... | 02/14/2012 |
| 8087924 | Injection molding nozzle having a tip retainer movable relative to a nozzle housing An injection nozzle assembly, comprising: a nozzle housing; a nozzle tip having an inlet portion being contactable with the nozzle housing; and a tip retainer being movable relative to the nozzle housing between a first position, a second position and a third positi... | 01/03/2012 |
| 8066505 | Injection-molding nozzle An injection molding nozzle comprises a material feed pipe subtending a flow duct communicating flow-wise with at least one nozzle tip. Each tip points transversely to axial direction A of the nozzle and is held by a manifold. The manifold is pluggable/insertable in... | 11/29/2011 |
| 8062025 | Injection molding apparatus having a rotating vane An injection molding apparatus includes a manifold defining a manifold channel for receiving pressurized molding material from an upstream source and a nozzle defining a nozzle channel in communication with the manifold channel to define a flow channel. The nozzle i... | 11/22/2011 |
| 8007271 | Injection nozzle, in particular hot-runner nozzle, for arrangement in an injection mould In the case of an injection nozzle, in particular hot-runner nozzle (7), for arrangement in an injection mould (11) which has a relatively large number of plates as a function of the configuration, and which has, on its solid mould side (I), at least o... | 08/30/2011 |
| 7927094 | Composite nozzle cap The present invention provides a composite nozzle cap having a first part made of metal and an outer tip of a polymeric material. The first part mechanically secures the nozzle into the nozzle housing by engaging the nozzle housing and pressing against a base flange... | 04/19/2011 |
| 7918663 | Injection molding nozzle wedge seal An injection molding apparatus includes an injection molding nozzle having a nozzle body defining a channel for flow of molding material and a nozzle tip coupled to the nozzle body. The nozzle tip is shaped to define a converging gap with a mold component into which... | 04/05/2011 |
| 7914278 | Internally heated nozzle adapter A nozzle adapter for an injection molding machine includes a body and one or more retainers mountable to an outer surface of the body. When the body and a retainer are assembled together they cooperate to define a cavity adapted to contain a cartridge heater between... | 03/29/2011 |
| 7909598 | Hot runner nozzle for an injection molding device The embodiments of invention relate to a hot runner nozzle including at least one nozzle duct for a plasticized plastic, which ends in a nozzle tip and which can be temperature-controlled by a heater, wherein the hot runner nozzle can be attached to an injection mol... | 03/22/2011 |
| 7896644 | Nozzle assembly for an injector The present invention relates to a nozzle assembly for an injector that enables production of high quality injection products by effectively exhausting gas in a molten plastic flowing at a high speed. The present invention may include a body having a molten plastic ... | 03/01/2011 |
| 7891969 | Injection molding nozzle A nozzle for an injection molding apparatus is provided. The injection molding apparatus has a mold component that defines a mold cavity and a gate into the mold cavity. The nozzle includes a nozzle body, a heater, a tip, a tip surrounding piece and a mold component... | 02/22/2011 |
| 7874833 | Injection molding runner apparatus having pressure seal An upstream runner component defines an upstream channel for flow of molding material. A downstream runner component defines a downstream channel for flow of molding material. A wedge seal is disposed in a converging gap defined surface of the upstream runner compon... | 01/25/2011 |
| 7841854 | Temperature adjustment mechanism for injection molding machine A temperature adjustment mechanism for use in an injection molding machine that shortens a molding cycle time while preventing the occurrence of a stranding phenomenon in an optimum manner. A passage includes an opening arranged near an outer surface of an outlet of... | 11/30/2010 |
| 7833007 | Hot runner having a heat shrinkable tube covering A hot runner (10) is provided including a canal (11) and a heat-shrinkable tube (12) covering on the canal (11). The heat-shrinkable tube (12) can shrink along the canal (12)'s contour when heated. The present invention furt... | 11/16/2010 |
| 7794228 | Injection molding apparatus having an edge-gated runnerless nozzle A nozzle body defines an upstream channel. A downstream bracing portion has a lateral bore. A nozzle tip extends laterally through the lateral bore of the bracing portion and has a sealing surface for engaging a gate component that defines a mold gate. The runnerles... | 09/14/2010 |
| 7785099 | Stringing preventing member and injection molding apparatus A stringing preventing member is provided and includes: a member having an opening portion through which resin injected from an injection nozzle of an injection molding apparatus is fed to a mold including a fixed mold and a movable mold; and a projection portion pr... | 08/31/2010 |
| 7780434 | Nozzle for an injection molding apparatus A nozzle for an injection molding apparatus is provided. The injection molding apparatus has a mold component that defines a mold cavity and a gate into the mold cavity. The nozzle includes a nozzle body, a heater, a tip, a tip retainer, and a nozzle seal piece. The... | 08/24/2010 |
| 7780433 | Hot runner nozzle having thermal insert at downstream end In a thermally gated hot runner nozzle or hot runner system, a thermal insert is in contact with and separable from a nozzle tip and is in contact with and separable from a nozzle body. The thermal insert is made of a material having a thermal conductivity different... | 08/24/2010 |
| RE41536 | Injection molding apparatus having an elongated nozzle incorporating multiple nozzle bodies in tandem The present invention generally relates to an injection molding apparatus, comprising a manifold including a plurality of manifold channels and a plurality of nozzles. Each of the nozzles defines a nozzle channel in fluid communication with one of the manifold chann... | 08/17/2010 |
| 7771189 | Injection molding apparatus with replaceable gate insert Injection molding apparatus has upper and lower mold halves that split along the center line of the parison cavity and the gate passage leading thereto. Each hot melt injection nozzle is received within a tubular insert cup having a reduced diameter tip that is seat... | 08/10/2010 |
| 7708551 | Reconfigurable hot runner A hot runner system having a melt distribution system that is reusable and reconfigurable to vary drop or nozzle locations to meet various design requirements. The melt distribution system includes a melt distributor in fluid communication with a melt source, at lea... | 05/04/2010 |
| 7695271 | Non-stringing nozzle tip Disclosed is a nozzle tip, having a tip insert attached to a nozzle tip outlet end of a nozzle tip body, the tip insert being made of a material, or having a thermal barrier coating, having a thermal conductivity value of K | 04/13/2010 |
| 7654818 | Hot runner nozzle system A hot runner nozzle system (500) comprising a nozzle tip (100) adjacent to a nozzle (405) in series, and a retainer (400) adjoining both the nozzle tip (100) and the nozzle (405) in parallel, the retainer (400) having... | 02/02/2010 |
| 7614869 | Manifold nozzle connection for an injection molding system An injection molding system having a manifold nozzle connection that accommodates thermal expansion of the system. A manifold nozzle tubular connector is receivable at a first end within a manifold and at a second end within a nozzle and has a length that bridges a ... | 11/10/2009 |
| 7611349 | Injection molding nozzle having an annular flow tip A nozzle for an injection molding machine is disclosed that allows for smooth, blended melt flow into a mold cavity. The nozzle includes a nozzle body with a nozzle melt channel in fluid communication with a manifold melt channel and a nozzle tip. The nozzle tip inc... | 11/03/2009 |
| 7604476 | Hot runner nozzle system Disclosed is a hot-runner nozzle system, including: (i) a nozzle housing being configured to convey a molten molding material, (ii) a sieve being coupled with the nozzle housing, (iii) a nozzle tip being securely coupled relative to the sieve, and (iv) a retainer se... | 10/20/2009 |
| 7566216 | Mold assembly using inserts An injection molding machine is provided, including a nozzle assembly having a channel for conveying a fluid. At least one cavity insert is removably mounted within a cavity plate, the at least one cavity insert defining a mold cavity, and a first portion of a gate ... | 07/28/2009 |
| 7559760 | Modular injection nozzle having a thermal barrier An injection molding apparatus having a nozzle which includes a first nozzle body segment, a second nozzle body segment, and a thermal barrier coupled between the nozzle body segments. The first nozzle body segment, the thermal barrier, and the second nozzle body se... | 07/14/2009 |
| 7549855 | Nozzle tip for high melt pressure applications An improved nozzle for high melt pressure applications includes an inner body portion having a melt channel, the inner body portion having an inlet face and a melt outlet; an outer body portion having a seal face, with the outer body portion inducing a compressive f... | 06/23/2009 |
| 7524183 | Front-mountable injection molding nozzle An injection molding apparatus includes a first, rear-mounted nozzle that is coupled to a manifold for receiving a melt stream therefrom. A second, front-mounted nozzle is coupled to the first nozzle by a nozzle link that is provided between the first and second noz... | 04/28/2009 |
| 7513771 | Injection molding component with low profile terminal connection An injection molding hot-runner component comprising a tubular body defining a central passage and having an outer surface, an electrically insulated heater wire coupled to the tubular body, an external lead electrically connected to an end of the heater wire to for... | 04/07/2009 |
| 7510392 | Injection nozzle with a removable heater device having one or more heating elements An injection molding system and injection molding method for making molded parts that include one or more planar heaters having a thin or a thick film resistive heater element coupled, secured, or releaseably secured to one or more sides of each of the one or more i... | 03/31/2009 |
| 7507081 | Injection nozzle system for an injection molding machine A nozzle system is provided for an injection molding machine. The nozzle system includes a nozzle tip that is removably connected to a nozzle body with a sealing and mounting sleeve element. The nozzle body includes a first connector for releasably connecting with a... | 03/24/2009 |
