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| Number | Title | Issue Date |
| 8070477 | Mold assembly having heat pipes passing through parallel fins A mold assembly includes a mold moving half, at least one heat sink positioned on the mold moving half, and a plurality of heat pipes positioned on the mold fixed half and on the at least one heat sink. The at least one heat sink includes a plurality of parallel fin... | 12/06/2011 |
| 8052415 | Mold having a coaxial cooling and heating coil structure The present invention relates to a coaxial cooling/heating coil structure and a mold configured with the same, in which the coaxial cooling/heating coil is comprised of: a frame, configured with a cooling channel having an inlet, provided for a cooling water to flow... | 11/08/2011 |
| 7963761 | Injection molding apparatus for high-gloss products An injection molding apparatus includes a first mold supported on a first fixed plate, a second mold assembled to and disassembled from the first mold and forming a cavity for injection molding, a third mold installed so as to be assembled to and disassembled from t... | 06/21/2011 |
| 7963760 | Heater cartridge and molding apparatus having the same A heater cartridge and a molding apparatus using the heater cartridge are provided. The molding apparatus includes a mold comprising at least one cartridge channel and a heater cartridge inserted to the cartridge channel, the heater cartridge comprising a main body ... | 06/21/2011 |
| 7914277 | Heater housing and heater for plastic injection machine nozzle A plastic injection machine nozzle heater housing and heater. The heater housing includes a heater body having an axial thru-bore for receiving a plastic injection machine nozzle of interest. Bores may extend into the heater body from a rear face thereof for receivi... | 03/29/2011 |
| 7806681 | Plate heater for a manifold of an injection molding apparatus An injection molding apparatus includes a manifold having a manifold channel for receiving a melt stream of moldable material and delivering the melt stream to a mold cavity through a nozzle channel of a nozzle and a mold gate. A heater is coupled to the manifold. T... | 10/05/2010 |
| 7578668 | Mold assembly having a pressure reducing device Disclosed is a preferred mold design for producing plastic, molded preforms, which may be blow-molded into a container of a final, desired shape. A preferred mold includes a temperature control system for maintaining the preform mold at a desired temperature. The te... | 08/25/2009 |
| 7568906 | 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 ... | 08/04/2009 |
| 7547207 | Cooling arrangement for centering device and spline shaft A cooling arrangement is provided for a mold centering device for multi-level stack molds having a spline shaft with a central region journaled to an intermediate mold level with involute spline pathways extending in oppositely twisting helices from the central regi... | 06/16/2009 |
| 7517213 | Cooling system for the cooling of tool pieces A cooling system for cooling tool parts. The system includes at least one base system including a fluid guided from a fluid inlet through connector lines to a fluid outlet. The tool parts are connected in the direction of through-flow between at least one connector ... | 04/14/2009 |
| 7484953 | Synthetic resin injection molding assembly A synthetic resin molding mold assembly, is provided for rapidly heating a cavity surface without suffering from any temperature variation in the cavity surface when a temperature of the cavity surface increases; this condition is not affected by a contour of the ca... | 02/03/2009 |
| 7438842 | Method of manufacturing resin molding and change-over device for changing over between heating medium and resin material in process of secondary forming The change-over device changes over, to one of three passages, between the runner groove connected to the injection nozzle and the communicating groove communicated with the mold side passage. At the first position, the second passage 372 is communicated with... | 10/21/2008 |
| 7421310 | Method and apparatus for controlling cooling rates during post-mold cooling of a molded article Disclosed, amongst other things, is a method, molding machine, and computer-readable product for post-mold cooling a molded article (2), comprising balancing cooling rates between portions (2′, 2″, 2′″) of the molded article (2). ... | 09/02/2008 |
| 7418992 | Controller for at least one heater utilized in an injection molding system and an associated method of use A controller for at least one heater utilized in an injection molding system, which includes a regulated voltage supply that is electrically connected to the at least one heater utilized in an injection molding system, at least one sensor operatively associated with... | 09/02/2008 |
| 7404713 | Inlet nozzle for hot runner system A shutoff valve mechanism for a plastic injection molding system and process. The shutoff valve mechanism is positioned between the nozzle of the injection molding machine and the hot runner manifold. Force applied by the machine nozzle moves an inner body member in... | 07/29/2008 |
| 7377767 | Mold split insert A mold split insert for use in a molding stack assembly, and in particular a preform mold neck ring insert for use in an injection molding stack assembly for making bottle mold preforms. The split insert comprises a body with a molding surface configured thereon. Th... | 05/27/2008 |
| 7367099 | Method for assembling two parts having accurate dimensions and use for brazing of a linac RFQ accelerator A method of assembling two parts of which the dimensions of one of the parts or the final assembly are to be adhered to with precision. In the part whose dimensions are to be adhered to with the highest level of precision, a groove is machined to have a depth greate... | 05/06/2008 |
| 7364688 | Method for post-molding a molded article conditioning apparatus with a selectively controlled transfer flow structure A cooling tube assembly for operating on a malleable molded plastic part. The cooling tube assembly comprising a porous tube/insert having a profiled inner conditioning surface, and a vacuum structure configured to cooperate with the porous tube. In use, the vacuum ... | 04/29/2008 |
| 7361009 | Mold cavity insert for use in an injection mold Disclosed herein is a mold, a molding system and a cooling component. The mold and the molding system use the cooling component. The mold includes a mold cavity plate configured to receive a mold cavity insert. The cooling component includes a jacket configured to d... | 04/22/2008 |
| 7354264 | Method and system for controlling product flow on a food product molding machine A manifold for a food product molding machine, which balances the flow and pressure of the food product over a wide fill area. The invention further relates to a feed system for a food product molding machine which has a multiple plunger configuration which increase... | 04/08/2008 |
| 7326046 | Multi-layer porous member for a post-molding molded article conditioning apparatus A cooling tube assembly for operating on a malleable molded plastic part. The cooling tube assembly comprising a porous tube/insert having a profiled inner conditioning surface, and a vacuum structure configured to cooperate with the porous tube. In use, the vacuum ... | 02/05/2008 |
| 7326379 | Apparatus and method for producing soap cake An apparatus for producing a soap cake comprising a mold which has a cavity of prescribed shape, a feed passage for feeding molten soap to the cavity, and means for pushing molten soap remaining in the feed passage at the time of feeding molten soap to the cavity to... | 02/05/2008 |
| 7326049 | Cast hot runner manifold for injection molding apparatus The present invention is an injection molding apparatus having a cast manifold. The manifold is made from a cast block and includes at least one pipe and a junction component fixed therein. The junction component has an axial bore having a first end and a second end... | 02/05/2008 |
| 7322817 | Injection molding nozzle for plastic with at least two outlet openings An injection molding nozzle (1) for plastic with at least two outlet openings (2) facing toward different sides and directed oppositely is not constructed as an open injection molding nozzle but has a respective closure needle (5) in the outlet ... | 01/29/2008 |
| 7323127 | Mold temperature adjusting method A mold temperature adjusting apparatus is provided in which change-over timing of high temperature medium and low temperature medium is adjusted by a heat transmission delay in heating and cooling of a mold being taken into consideration, so that a cycle time of mol... | 01/29/2008 |
| 7316561 | Three-piece molding manifold A hot runner molding manifold has a first half having flow grooves, a cover piece having flow grooves complementary to the flow grooves of the first half, and a second half securable to the first half and having a cavity for receiving the cover piece. The flow groov... | 01/08/2008 |
| 7316560 | Tool insert for the initial cut of a hot passage nozzle for an injection molding machine Tool insert for the initial cut of a hot-passage nozzle for an injection molding machine, which tool insert (10) accommodates the anterior (tool side) part of a nozzle and is insertable in turn in a suitably dimensioned recess (21) of the tool (20 | 01/08/2008 |
| 7306452 | Cooling system for sleeves that are fixed to a carrier plate A cooling system for cooling sleeves (2) fixed to a carrier plate (1), by means of a fluid which is passed from a fluid inlet (15) to a fluid outlet (22) by way of fluid conduits (7, 14, 10, 11, 21) supported by means of the carrie... | 12/11/2007 |
| 7303387 | System for controlling mold temperatures Disclosed is a preferred mold design for producing plastic, molded preforms, which may be blow-molded into a container of a final, desired shape. A preferred mold includes a temperature control system for maintaining the preform mold at a desired temperature. The te... | 12/04/2007 |
| 7300274 | Change-over device for changing over between a heating medium and a resin material at a time of a secondary forming The device includes: a runner block arranged at a position close to the injection port for resin material for secondary forming; and a slide core moved relatively with the runner block. In the runner block, a guide passage is formed which is communicated with a pass... | 11/27/2007 |
| 7293980 | Porous member for a post-molding molded article conditioning apparatus with an integrally formed cooling structure A cooling tube assembly for operating on a malleable molded plastic part. The cooling tube assembly comprising a porous tube/insert having a profiled inner conditioning surface, and a vacuum structure configured to cooperate with the porous tube. In use, the vacuum ... | 11/13/2007 |
| 7291004 | Molding system having a micro heating element for molding a micro pattern structure A molding system for molding a micro pattern structure includes a mold; a mold insert 6 having a micro pattern, the mold insert 6 being fixed to the mold; and a micro heating element 30 having a micro heater 32 between the mold and the mo... | 11/06/2007 |
| 7291304 | Coinjection molding cooled shooting pot cylinder Coinjection molding shooting pot cooling apparatus and method are configured to cool a shooting pot cylinder which, in combination with a shooting pot piston, injects a melt through a coinjection nozzle having at least two melt channels ending at the same gate. Pref... | 11/06/2007 |
| 7284778 | Device for carrying preforms comprising improved gripping means A device for carrying a preform in a temperature condition oven, including a gripping device provided with gripping claws, which enclose an outer surface of the neck of the preform. An inner core is provided that penetrates axially inside the neck over a distance su... | 10/23/2007 |
| 7281922 | Continuous pallet production apparatus Disclosed is an injection molding apparatus that includes an extruder configured to produce a continuous flow of molten plastic. The injection molding apparatus also includes a plurality of mold assemblies and a delivery system that provides an uninterrupted transfe... | 10/16/2007 |
| 7279122 | Mold and process for making a very thin wall article An injection mold and process are arranged to produce very thin articles, such as data discs. Molten plastic is injected into mold parts forming a thin cavity (17), in a cyclic molding process wherein the mold parts are subjected to a substantially constant t... | 10/09/2007 |
| 7270537 | Non-coaxial injection molding valve flow control In an injection molding machine having upstream and downstream channels communicating with each other for delivering fluid material to one or more mold cavities, apparatus for controlling delivery of the melt material from the channels to the one or more mold caviti... | 09/18/2007 |
| 7270535 | Disc-molding mold, molded product, molding machine and disk-shaped member An object is to provide a disc-molding mold which can increase the degree of transfer of a pattern of a stamper to thereby improve quality of molded products, as well as a molded product and a molding machine. In the vicinity of the outer peripheral edges of first a... | 09/18/2007 |
| 7267538 | Adjustable knockout This disclosure is directed to an adjustable knockout rod for use in conjunction with injection molding machines. The knock-out rod disclosed herein is preferably formed of a round bar having a plurality of annular notches or undercuts formed at uniform intervals al... | 09/11/2007 |
| 7267320 | Mold apparatus A mold apparatus having at least a pair of molds formed with a cavity, at least one pipe accommodator formed in the molds, at least one heat pipe mounted in the pipe accommodator, a heat-cool source part connected to the heat pipe the heat and cool the heat pipe, an... | 09/11/2007 |
