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| Number | Title | Issue Date |
| 8047261 | Method of making a multi-element mold assembly for, E.G., footwear components A mold assembly for footwear components is cast as a collection of mold elements having integral attachment members. Attachment members of separate mold elements may then be joined by, e.g., welding. Handles may also be formed into one or more mold elements as part ... | 11/01/2011 |
| 7975751 | Permanent casting mould and casting mould insert A permanent casting mould for casting cast parts, in particular cylinder heads, from a molten metal, in particular a molten light metal, includes at least one mould body, which at least partially surrounds a mould cavity reproducing the cast part to be cast and, in ... | 07/12/2011 |
| 7549459 | Film metal mould crystallizer and method for casting using the same A crystallizer and method for casting using the crystallizer. The crystallizer mainly includes a plurality of-position-limiting parts (16) on the inner side of the mould seat (6, 7). The inner side of the position-limiting parts (16) is in corre... | 06/23/2009 |
| 7429169 | Clamping apparatus and molding machine A clamping apparatus having a simple configuration and capable of opening and closing dies and clamping the dies, which includes a base frame; a fixed die plate; a movable die plate; a rack fixed with respect to the base frame and extending in a die opening and clos... | 09/30/2008 |
| 7371061 | Die clamping system A die clamping system enabling reduction of the size of a tie bar withdrawing mechanism, that is, a die clamping system provided with a fixed die plate, a moveable die plate, tie bars withdrawable from the fixed die plate, moveable parts engaging with the tie bars, ... | 05/13/2008 |
| 7341430 | Vane wheel for torque converter and manufacturing method A vane wheel for torque converter with a plurality of blades formed integrally with a shell in a casting process is disclosed. The blade tilts relative to an axial direction of the vane wheel and has an inner surface located on a positive pressure side thereof and a... | 03/11/2008 |
| 7308928 | Method of making a multi-element mold assembly for, e.g., footwear components A mold assembly for footwear components is cast as a collection of mold elements having integral attachment members. Attachment members of separate mold elements may then be joined by, e.g., welding. Handles may also be formed into one or more mold elements as part ... | 12/18/2007 |
| 7302995 | Apparatus and method for injection-molding products An apparatus for injection-molding products, comprising an injection mold (2) divisible into at least two parts (6, 8) such that consequently at least one mold cavity (14) is cleared, wherein on at least one part of the injection mold guiding me... | 12/04/2007 |
| 7288221 | Mold clamping apparatus, molding machine and mold clamping method To provide a mold clamping apparatus that a new actuator is not necessary for a mold thickness adjustment and that the mold thickness adjustment can be performed at low cost. A mold clamping apparatus has a tie bar having a piston and a coupled groove, a cylinder fo... | 10/30/2007 |
| 7240719 | Die-casting systems and methods The invention provides die casting systems and methods. A die casting system has two body portions, each having a die insert. A die-insert rack that holds the die inserts thereon and is used for positioning the die inserts between the two body portions is also provi... | 07/10/2007 |
| 7134482 | Device and method to improve the life of casting machine moulds Reinforced moulds for a casting machine include a wall for containing a cast article, the wall including a lip region. The lip region includes a reinforcing element cast internally in the lip region. The reinforcing element provides enhanced resistance to tensile te... | 11/14/2006 |
| 7121321 | Die-casting machine An injection unit for a hot-chamber die-casting machine has an injection portion with a gooseneck and a nozzle adaptor. The injector portion has a base portion at an end of the gooseneck adapted to receive a molten medium supply. A nozzle at an end of the nozzle ada... | 10/17/2006 |
| 7025116 | Mold and method of molding metallic product A mold M for molding a metallic product including a fixed mold section 2 and a movable mold section 1, wherein heating means 7 is provided in the fixed mold section and cooling means 10 is provided in the movable mold section, which means... | 04/11/2006 |
| 7025114 | Casting method and casting mold A casting method and casting mold able produce a casting having an island and connecting portion is disclosed. A casting having a body, an opening provided so as to pass through the body, an island arranged separated from the body in the opening, and a connecting po... | 04/11/2006 |
| 7007736 | Die forming method for forming female screw A molten magnesium material is filled into a product section of a die. The molten magnesium material is cooled and solidified in the die, so that a molded product is formed. Subsequently, a thread-shaped pin is rotated, so that a female-thread forming section is dra... | 03/07/2006 |
| 7003952 | Master cylinder and method of producing the same A master cylinder has a cylinder member in the shape of a cylinder, one end of which is closed, and a piston inserted in the cylinder member to form a pressure chamber in the cylinder member. The cylinder member is formed with a port for providing communication betw... | 02/28/2006 |
| 6978823 | Die-casting machine A multiple-slide die-casting machine for casting pieces has a frame. A table is operatively mounted to the frame. A slide guiding mechanism is secured to the table and has slides. Each slide has a die section. The slides are actuatable in a close/open action such th... | 12/27/2005 |
| 6955210 | Molding die and die changing method of the same The invention provides a molding die in which a whole or a part of an exclusive portion forming a cavity can be swiftly changed while leaving a general portion in a molding machine. A fixed insert, a movable insert, a pressing plate and a slide core which correspond... | 10/18/2005 |
| 6948548 | Apparatus and method for casting metal An apparatus for casting an ingot includes a molten metal reservoir (51) positioned at an upper portion, a casting chamber (5) positioned at a lower portion and a partition wall (3) between the reservoir and the chamber, a spruce (7) form... | 09/27/2005 |
| 6915835 | Die clamping system and method of clamping die A die-clamping system has a die and a clamping device. The die includes a first engaging portion in a first predetermined shape. The die is transferred in a first direction from a first position toward a second position. The clamping device has a second engaging por... | 07/12/2005 |
| 6883583 | Die changing apparatus of molding die The invention achieves a more effective die changing work, reduces a time required for performing die changing of work of a die, and improves an operational availability of a molding machine, in various kinds of molding dies. A die changing operation can be efficien... | 04/26/2005 |
| 6808007 | Die opening/closing apparatus for die-casting systems and machines and methods for opening dies using such die opening/closing apparatus Die opening apparatus (50) of a die-casting system (10) is operable to open a die (D1, D2). A first cylinder (51) may perform an initial die opening operation and a second cylinder (55) may perform a subsequent die opening o... | 10/26/2004 |
| 6799625 | Sealing arrangement for a movable insert for a die casting mold having a retractable core A movable insert for a die-casting mold. The movable insert has a parallel-sided cavity which slidably receives a retractable core. The retractable core is movable between a retracted position within the movable insert to an extended position extending from the mova... | 10/05/2004 |
| 6772819 | Casting machine and method using horizontally split type metal molds A casting machine is provided for producing an as-cast product by using horizontally split type metal molds, which are closed and held horizontally to define a cavity, and by pouring molten metal from a holding furnace into the cavity. The casting machine includes a... | 08/10/2004 |
| 6745821 | Hot sprue system for diecasting A sprue insert-set which substantially eliminates sprue castings and improves melt-flow in high-pressure hot-chamber diecasting. The insert-set consists of (i) a heated sprue body insert for mounting in the fixed dieblock of a die set and (ii) a cooled sprue tip ins... | 06/08/2004 |
| 6679698 | Die clamping apparatus A die clamping apparatus including a movable plate which is in connection with a pushing-out pin which is projected from and retracted to a moving die and which is held movably with respect to a moving die plate, a clamp member for obtaining a constraint ... | 01/20/2004 |
| 6637498 | Modularized permanent molding machine with multiple molds A permanent mold casting system has a modularized architecture and remote placement of certain portions of the casting system. The casting system has a frame and a casting module supported on the frame is adapted to receive a plurality of molds for castin... | 10/28/2003 |
| 6591893 | Sinker casting mold An expandable mold for use with metals that expand during solidification with the expandable mold having sidewalls that are forcibly laterally separated to thereby expand the mold cavity sufficiently so as to free at least one portion of the cast article ... | 07/15/2003 |
| 6588489 | Apparatus for die casting an internal passageway and a product manufactured therewith A die casting apparatus comprises a pair of mold assemblies which include molding surfaces cooperating to define a first mold cavity therebetween for casting a first portion of a cast object in the first mold cavity. One of the mold assemblies comprises a... | 07/08/2003 |
| 6533239 | Metal mold for manufacturing a slider for a slide fastener A metal mold for molding a slider of a slide fastener is provided. The metal mold comprises upper and lower mold cavities for molding portions of the slider, with the upper and lower molds moving up and down relative to each other in order to open and clo... | 03/18/2003 |
| 6516867 | Heat sink manufacturing device and manufacturing method A device and method for manufacturing a heat sink that has a base and heat radiating fins of various shapes and has a prescribed strength, high heat-radiating efficiency, and whose base and heat-radiating fins are formed integrally. The heat sink manufact... | 02/11/2003 |
| 6502625 | Hand-held casting device for molding a hollow pointed, grooved, and twice throughbored bullet A hand-held casting device for molding a hollow pointed, grooved, and twice throughbored bullet including a pair of handles, a pair of jaws, a mold, a pin, and a bracket. The mold includes first and second halves and two rods passing at different elevatio... | 01/07/2003 |
| 6463994 | Apparatus and method for gravity casting a motorcycle wheel An improved mold for casting motorcycle wheels includes a wider rim cavity having smooth contours to facilitate the flow of molten metal within the mold cavity.... | 10/15/2002 |
| 6443217 | Apparatus for producing cast metal articles and process A casting apparatus for vehicle wheels includes a bottom core or face core mold segment affixed to a stationary bed and a top core mold segment affixed to a vertically movable head; a pivotally mounted side mold positioning arrangement of minimal bulk and... | 09/03/2002 |
| 6427756 | Quick-change mechanism for a tie bar A quick-change tie bar mechanism includes an actuator having a rod coupled to a first bearing member and a body coupled to a second bearing member. The first and second bearing members are configured to reciprocally move in opposite directions in response... | 08/06/2002 |
| 6422297 | Interchangeable die for a die casting machine An interchangeable die system in accordance with the present invention may include two main parts: a shank and a die assembly. The shank is a structural frame that is secured to and remains attached to the die casting machine during a change of the die as... | 07/23/2002 |
| 6336494 | Tool for producing casting cores A tool, especially for producing molding cores. The tool is disposed in a casting apparatus and is provided with first half-shells (13, 15) and second half-shells (14, 16). Two parting planes are provided, and two casting units are formed from the first a... | 01/08/2002 |
| 6318446 | One piece cast vehicle wheel having a circumferential lightener pocket A one piece cast wheel having a lightener recess formed in the wheel disc which extends axially beneath the wheel outboard tire bead seat. A method of casting such a one piece wheel which utilizes a multi-piece wheel mold having side members which include... | 11/20/2001 |
| 6286584 | Quick-change mechanism for a tie bar A casting machine is disclosed having a quick-change tie bar mechanism. This mechanism includes an actuator having a rod coupled to a first bearing member and a body coupled to a second bearing member. The first and second bearing members are configured t... | 09/11/2001 |
| 6260602 | Casting of molten metal in an open ended mold cavity When the starter block commences reciprocating along the axis of an open ended mold cavity, with a body of start up material in tandem with it, successive layers of molten metal are relatively superimposed on the body of start up material, and layers ther... | 07/17/2001 |
