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| Number | Title | Issue Date |
| 8137093 | Tiebar reverse extraction clamp A clamp includes (a) a first engager that engages with engagement parts formed at ends of the tiebars at the moving platen side after moving the moving platen in the fixed platen direction to close a die or mold, in the tiebar insertion holes of the moving platen, (... | 03/20/2012 |
| 8052410 | Plastic injection mold A plastic injection mold for molding a plastic article includes an upper insert and a lower insert. The upper insert and the lower insert match with each other to define an annular mold cavity in between. An annular gate communicates with the mold cavity to allow mo... | 11/08/2011 |
| 8047832 | Injection/stretch blow molding machine An injection/stretch blow mold clamping mechanism comprises mold clamping shafts erected vertically movably on both sides of an injection molding operation section and extending through the lower base platen and upper base platen, hydraulic mold clamping means conne... | 11/01/2011 |
| 8043083 | Movable platen support mechanism An injection molding machine is provided with a linear guide block configured to be guided on a linear guide rail and a guide mounting block which is secured to the linear guide block and supports the movable platen. Two mounting bolts and two adjust bolts are dispo... | 10/25/2011 |
| 8033810 | Lock for core assembly for injection molding tool An injection molding tool having a core assembly with a shaft that is lockably or securedly mounted within a bore of a plate or within another suitable lock element. Rotational or other suitable movement of the lock results in or translates into axial movement of an... | 10/11/2011 |
| 7988441 | Optical element molding apparatus An optical element manufacturing apparatus is provided with a fixed side metal mold 5 attached to a fixed platen 1, and a movable side metal mold 6 attached to a movable platen 2. The fixed side metal mold 5 and the movable side me... | 08/02/2011 |
| 7963758 | External plate locks for mold plates A locking device for a mold including more than one movable plate. A spring-biased wedge block includes a first side wall and an opposing second side wall that is beveled with respect to the first side wall. A latch bar includes an inclined latch end for engaging wi... | 06/21/2011 |
| 7922472 | Mold for use in injection molding process A mold for use in an injection molding process includes a molding plate, a molding block and a plurality of mold cores. The molding plate defines a receiving cavity, a plurality of through holes and a plurality of elongate gates. The through holes surround the recei... | 04/12/2011 |
| 7914273 | Optical component molding apparatus A purpose is to provide an optical component molding apparatus for producing a small-size and high-precision optical component and achieving good transferability and stability of a molded product. A multi-cavity molding machine 100 has a gate 51, a run... | 03/29/2011 |
| 7874827 | Syringe mold A syringe mold with a coolant circulation outward and homeward positioned close to the cavity space and a sufficient coolant circulating flow for cooling a core cylinder is provided. Slide cores (5, 5) are put in the position where the slide cores (... | 01/25/2011 |
| 7845926 | Mold apparatus for forming screw threads A mold apparatus includes a female mold combined with a male mold. The female mold and male mold respectively include at least one female mold unit and one male mold unit, at least a pair of screw tooth blocks, a first fastener, and a second fastener. The female mol... | 12/07/2010 |
| 7828542 | Positioning device with bearing mechanism A positioning device includes a first member and a second member. The first member defines an alignment axis and has a male portion. The second member is separable from the first member and defines a female portion for mating with the male portion along the alignmen... | 11/09/2010 |
| 7824167 | Clamping machine A new clamping machine is disclosed, which can perform a straight-hydraulic mold clamping and a tie-bar drawing-out operation in a reduced working space, and enables a shortened mold exchanging time, by effecting retraction of a movable die plate and a tie-bar drawi... | 11/02/2010 |
| 7794223 | Tri-plate injection die with changeable male and female die cores A tri-plate injection die with changeable male and female die cores, it has a movable-side die plate having therein a receiving space for changeably assembling in the space a male die core and a supporting plate, a movable-side mounting plate having two spaced block... | 09/14/2010 |
| 7789648 | Adjustment device for adjusting a pitch between a take-off plate and a treatment device of a molding system and a method for use thereof According to embodiments of the present invention, there is provided an adjustment device for adjusting a distance between a take-off plate and a treatment device of a molding system and a method for use thereof. More specifically, there is provided a distance adjus... | 09/07/2010 |
| 7762802 | Mold insert stack for use in an injection mold and a coupler thereof There is disclosed a mold insert stack for use in an injection mold and a coupler thereof. The mold insert stack for use in an injection mold is provided and comprises a core assembly that includes: a core insert that includes: a core body; an inner molding surface ... | 07/27/2010 |
| 7704065 | Injection stretch blow molding apparatus An injection stretch blow molding apparatus includes a lower base which is secured on a stage, an upper base which is disposed above the lower base and supports a turntable, and vertical clamping device that raises and lowers the upper base with respect to the lower... | 04/27/2010 |
| 7677878 | Slide having a fixing mechanism of a slide insert A slide having a fixing mechanism of a slide insert includes a slide body, a slide insert and a slide core. The slide body has a connecting portion and an inserting portion. The connecting portion defines a locating hole which stretches through the top surface to bo... | 03/16/2010 |
| 7674106 | Molding apparatus An exemplary molding apparatus includes a first and a second mold core, a mold core receiving member, at least three positioning members and pushing members. The first and second mold core respectively have a first and a second molding portion, the first and second ... | 03/09/2010 |
| 7665980 | Apparatus for molding A rack and pinion centering device for stack molding has at least one attachment device comprising a base attached to a mold member and at least one releasable clamp member, an end of a rack of a centering device being interposed between the base and the releasable ... | 02/23/2010 |
| 7625199 | Plastic filter An injection molding die for a mold for fabricating a plastic filter component including a net, at least one supporting rib, and a frame. The molding die includes a plurality of net grooves including a first set of net grooves and a second set of net grooves interse... | 12/01/2009 |
| 7611346 | Molding-system clamp A clamp actuator of a molding system is provided. The clamp actuator includes a first actuator configured to be interactable with a rod; and a second actuator configured to be interactable with the first actuator. The first actuator is configured to apply a clamping... | 11/03/2009 |
| 7588437 | Mould for injection impact compression moulding A mould for injection compression moulding of an article includes two mould parts mounted on two relatively movable platens of an injection moulding machine and defining between them a cavity. A first mould part is supported on a first of the two platens in such a m... | 09/15/2009 |
| 7581939 | Apparatus for aligning first and second tool sections and tool utilizing same Apparatus including a collar for aligning opposing first and second tool sections such as mold halves during closing of the tool sections and a tool utilizing same are provided. Each apparatus includes a projection such as a solid pin integrally including a frustum-... | 09/01/2009 |
| 7568903 | Stack mold carrier A stack mold carrier (200) for use in a stack mold system (500) is provided. The stack mold system includes a pair of rails (600), the stack mold carrier, a mold (not labeled) and a cooling assembly (40). The stack mold carrier includes a... | 08/04/2009 |
| 7537443 | Mold clamping system A mold clamping system using mold opening and closing mechanisms to move a movable platen toward a fixed platen, engaging half nuts with engagement parts formed at tie bars, and using clamping cylinders to pull tie bars and clamp the mold, provided with position adj... | 05/26/2009 |
| 7537442 | Index drive, and fluid passage for an injection molding machine A machine-side ejector assembly for an injection molding machine having a mold mounting plate includes an ejector plate which is movable relative to the mold mounting plate, and a rotatable shaft having one end received by the ejector plate. An indexing plate is con... | 05/26/2009 |
| 7517207 | Injection molding device An injection molding device (100) includes an upper mold (30), a core insert (50), and a lower mold (70). The upper mold defines a main flow passage (311) and a cylindrical receiving cavity (331) communicating with the main ... | 04/14/2009 |
| 7517208 | Injection molding system having a cooperating tapered machine nozzle and barrel head Molding system for use with a mold having stationary mold portion and movable mold portion, molding system comprising: stationary platen configured to support stationary mold portion; movable platen configured to be movable relative to stationary platen, and movable... | 04/14/2009 |
| 7500844 | Mold and method of injection molding objects made of polymeric materials and object obtained therefrom A mold for molding an optical element, in particular using a reaction injection molding method (RIM). The mold comprises a generally circular shaped, mold cavity having a geometrical center and a main plane, a sprue base with a longitudinal axis and a feed connectio... | 03/10/2009 |
| 7497678 | Clamp piston assembly with mold break function A self-positioning clamp piston assembly (300) provides clamp-up, mold break and position reset function through the provision of distinct clamp-up (329), mold break (366) and reset (368) chambers. A position reference shoulder (337 | 03/03/2009 |
| 7494334 | Mold assembly The mold assembly (100) is provided including a mold plate (20), a mold core (30), an elastic member (40) and an adjusting member (50). The mold plate has a receiving cavity (25) and a receiving aperture (27) defined ... | 02/24/2009 |
| 7491050 | Mold clamping unit A mold clamping unit includes a mold height adjustment system having a length-adjustable threaded connection, comprised of a threaded spindle and a spindle nut which supports a platen of a molding tool, for stroke transmission and transmitting a locking force in cla... | 02/17/2009 |
| 7491051 | Mold clamping apparatus, injection molding machine and injection molding method Provided is a mold clamping apparatus of a mold having a side wall portion of cantilever shape, by which deformation of the mold side wall portion can be efficiently suppressed. An injection molding machine and injection molding method both using the mold clamping a... | 02/17/2009 |
| 7470120 | Configurable die detachment apparatus A configurable die detachment apparatus is provided that can be used to handle a wide range of die sizes. The apparatus comprises a pin mounting assembly having a plurality of pin sites for selectively mounting ejector pins in a desired configuration on some of the ... | 12/30/2008 |
| 7455511 | Mold clamping mechanism for injection molding machine A fall-prevention leg portion is provided projecting rearward from the central bottom portion of a stationary platen. This leg portion is formed with a pin hole, which receives a pivot pin that fixes the stationary platen for angular motion around a vertical axis, a... | 11/25/2008 |
| 7452199 | Apparatus for injection molding An apparatus for conducting melt in stack mold arrangements comprises at least one tubular body having a passage there through for conveying melt, an interface member mounted to at least one tubular body at a terminus of the passage for conducting melt between the t... | 11/18/2008 |
| 7438545 | Cotton candy machine To provide a cotton candy machine that is useful especially when using candy balls as a cotton candy material. A horizontal pedestal 28 is disposed at the upper end 11a of a rotary shaft 11. Threaded levers 30 are provided o... | 10/21/2008 |
| 7435071 | Closure unit for an injection moulding device A clamping unit includes two fixed platens, kept at a distance by tie bars, a platen which can be displaced in relation to the fixed platens, part of an injection mold respectively being arranged on one of the fixed platens and on the displaceable platen, a force ge... | 10/14/2008 |
| 7431580 | Mold for forming workpiece An exemplary mold for forming a workpiece includes a first core holer, a first core member, a second core holer, a second core member, a mounting member, and an adjusting member. The first core member is mounted in the first core holer, the second core holer is conf... | 10/07/2008 |
