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| Number | Title | Issue Date |
| 7197415 | Laser alignment method and apparatus A method for setting or calibrating a machine tool wherein the critical components the machine tool are identified as are the critical devices that are employed to affect their position and each of the possible positions to which each of the critical devices may be ... | 03/27/2007 |
| 7181847 | Process for manufacturing a cylindrical hollow body and hollow body made thereby Process for manufacturing cylindrical hollow bodies with a circular cross-section using solid rough material of corrosion-resistant, martensitic chromium steels. A remelting block is produced and a tube blank is made therefrom, the tube blank being formed into a tub... | 02/27/2007 |
| 7134308 | Extrusion press tool for producing a cylindrical body consisting of a plastic mass The invention relates to an extruder tool for producing a cylindrical body which consists of plastic mass and has at least one recess extending in the interior thereof. The extruder tool comprises an extruder nozzle which has a narrowing region and a nozzle mouthpie... | 11/14/2006 |
| 7124491 | Hemming apparatus and method using a horizontal motion for actuating the die sets An apparatus for horizontally actuating hemming and stamping die sets includes a horizontal base support and a roller device horizontally mounted thereon. A linear guidance system is set in and a drive support is vertically attached to the base support. A drive mech... | 10/24/2006 |
| 7096705 | Shear-extrusion method A shear-extrusion method of severe plastic deformation for fabrication of metal shapes with ultra-fine structures is described. The improvements of the method include unidirectional shear of any required intensity during one step processing and under high hydrostati... | 08/29/2006 |
| 7094169 | Rotary cutter assembly A rotary cutter assembly (11) includes a rotary cutter (74) rotated by a motor (76) through a drive including pulleys (250, 264) and a belt (326) inside of a combination guard and belt tensioner assembly (260). The rotary cu... | 08/22/2006 |
| 7044704 | Portable load lifting bed The invention relates to a portable load lifting bed including a base frame and a bed frame moveably mounted for movement between an upper position and a lower position. A plurality of guides connect the bed to the base frame and at least one actuator provides force... | 05/16/2006 |
| 6871522 | Continuous extrusion using dynamic shoe positioning A continuous extrusion machine has a chassis (1) supporting a wheel (2) for rotation by a motor. An endless groove (7) extends around the periphery of the wheel (2). A shoe (3) is mounted in the chassis (1) and has an envelo... | 03/29/2005 |
| 6715330 | Device and method for pressing a plastically deformable blank The invention concerns a device and a method for continuous pressing of a plastically deformable blank into a three-dimensional section with a predetermined cross-sectional area, comprising a substantially cylindrical, fixed die, an opening formed in the die, throug... | 04/06/2004 |
| 6705144 | Manufacturing process for a radial fin heat sink A heat dissipation system and method for extracting heat from an integrated circuit device includes a thermally conductive base having substantially planar upper and lower surfaces, the upper surface is disposed across from the lower surface, and the lower surface i... | 03/16/2004 |
| 5657661 | Working method for loading an extrusion billet and metal extrusion press A work method for loading an extrusion billet using a billet loader into the billet chamber of a metal extrusion press and a metal extrusion press for extruding sections through a die using an extrusion ram. Whereby the loading can be carried out regardle... | 08/19/1997 |
| 5560240 | Apparatus and process for the transport of extruded profiles An apparatus for the extrusion of profiles includes at least two rectilinear transport path for receiving extruded profiles and provided with clamping devices for clasping the leading and trailing ends respectively of respective extruded profiles. The two... | 10/01/1996 |
| 5335528 | Rapid loading short-stroke extrusion press, and process A billet fed extrusion press comprises a rotating arm (46) on a movable cross member (28). The arm carries a plunger (48) and a billet loader (50) spaced from each other, and can be rotated between a condition in which it brings the plunger into a working... | 08/09/1994 |
| 5301531 | Horizontal metal extrusion press A horizontal metal extrusion press has a tool cassette (13) for a tool set composed of a die (134), a die holder (32) and at least one pressure ring (36), displaceable horizontally along guide rails (10,11) transversely to the press axis between an extrus... | 04/12/1994 |
| 5247821 | Extruding press and method for its feeding A method for feeding billets in horizontal extruding presses which comprises the opening of the container, the cutting off of the surplus of the billet extruded simultaneously to the supplying of a new billet in line with the container and to a simultaneo... | 09/28/1993 |
| 5022252 | Extruding apparatus for extruding stepped products An apparatus for extruding stepped extrusions, e.g. of aluminum or aluminium alloy, comprises a die holder carrying a major die, and a split minor die arranged for abutment with the downstream side of the major die and having its two halves mounted on res... | 06/11/1991 |
| 5003806 | Apparatus for producing curvilinear tubes The present invention relates to an apparatus for producing three-dimensional curvilinear tubes. The apparatus comprises (a) a tube producing die having an axi-symmetric inner surface for passing tube material therethrough; (b) a core member having an axi... | 04/02/1991 |
| 4895506 | Extrusion press A direct or indirect extrusion press is disclosed, which includes a container (20) that defines a chamber (19) to hold a billet (11) to be extruded, a ram (12), a die (14), a die holder (41), a base (13) and a shears (15) to shear heels (17) of the billet... | 01/23/1990 |
| 4862721 | Multiple cylinder extrusion apparatus and method A structure comprised of a plurality of material cylinders, a ram head or heads for extrusion, and a mechanism for transferring the material cylinders into alignment with a ram head. The plural cylinders allow an operator to manually load one cylinder of ... | 09/05/1989 |
| 4856314 | Die exchange device for horizontal axis extruding presses A die exchange device for horizontal axis extruding presses comprises a supporting column provided with guides extending therealong, a carriage movable along the guides and provided with two rest shelves, each for a respective die holding slide, drive mea... | 08/15/1989 |
| 4809531 | Means and method for removing trapped billets from indirect extrusion press Metal billets trapped in the billet container of an indirect extrusion press are removed by indirect extrusion in the reverse direction until the billet size is reduced sufficiently for the residue to be expelled bodily from the container. The stem used t... | 03/07/1989 |
| 4787234 | Method and apparatus for extruding superalloy material The present invention provides a method and apparatus for a forwardly extruding superalloy parts. The method provides for extruding metal parts from a superalloy material in an extrusion press having a lower press table assembly accommodating the extruded... | 11/29/1988 |
| 4785652 | Indirect extrusion press with ram-mounted turret supporting tooling An indirect extrusion press and method of operating the press. The press includes a container with opposite axial ends and an axial cavity for receiving a billet. The container is mounted for aligning the axial cavity with the extrusion axis. A bolster is... | 11/22/1988 |
| 4781053 | Indirect extrusion process and machinery therefor An indirect extrusion process, and apparatus therefor, for producing an extrusion product from a hot metal billet. A press container is mounted to be substantially axially stationary during extrusion of a billet. A hot billet, a die and a pressure disc ar... | 11/01/1988 |
| 4750345 | Recycling pressure plates and dies in extrusion presses For recycling the dies and pressure plates, in an extrusion press designed to perform both direct and indirect extrusion, a common conveyor extends beside the press between a device for stripping extrusion residue from the dies, and a device for separatin... | 06/14/1988 |
| 4475372 | Method and means for removing a die, sealing member and residual metal from an indirect extrusion press An indirect extrusion press has a die and die holder 20 and a sealing plate to close the billet carrier. After extrusion, a one-piece or two-part holding sleeve is placed between the sealing plate and the sealing stem and the latter is advanced to push th... | 10/09/1984 |
| 4463589 | Indirect extrusion press An indirect extrusion press including a die assembly having a loose die detachably mounted on a die stem and axially movable relative to a billet container for extruding a billet through a die hole, and a die handling mechanism for transferring the die as... | 08/07/1984 |
| 4416138 | Extrusion press die change assembly An extrusion press having a die slide assembly capable of shearing the extrusion in the die, and transporting the die to a side movable transfer table for change thereof, the assembly eliminating excessive projection beyond the confines of the extrusion p... | 11/22/1983 |
| 4402208 | Indirect extrusion press with die changer In an indirect extrusion press provided with a gate lock and a rearwardly extending indirect-extrusion stem, the stem normally extends through a die slide with the rear end of the stem engaged by a loose die disposed in the front end of a billet container... | 09/06/1983 |
| 4365497 | Intermediate frame type indirect extrusion press In an indirect extrusion press of the type wherein a die stem is connected to a press axis on the rear end surface of a press platen and extends towards a container, an intermediate frame type indirect extrusion press including an intermediate frame movab... | 12/28/1982 |
| 4342212 | Indirect extrusion press A die stem and a billet-receiving sleeve extend rearwardly from an extrusion apparatus platen slide that is movable laterally from a first position in which the stem is aligned with a billet container passage behind it to a second position in which the sl... | 08/03/1982 |
| 4326399 | Extrusion press operating by the indirect method A press operated by the reverse method comprising a fixed tubular die casing defining a pressing axis, a main jack operative to displace a cross beam supported for displacement along the pressing axis, a displaceable holder disposed between the cross beam... | 04/27/1982 |
| 4319476 | Methods and apparatus for extrusion Two elongated gripping members (12,12) cooperate to form a closed pressure chamber about a waxed billet (61). The gripping members are reciprocated relative to an extrusion station (13), such reciprocation first moving the pressure chamber toward and past... | 03/16/1982 |
| 4244205 | Apparatus for aligning extrusion producing members of a press An arrangement for obtaining proper alignment of parts and proper sealing of parts in an extrusion press having an offset supporting shaft rotatably carrying a container holder assembly and two or more containers into which heated billets are placed to be... | 01/13/1981 |
| 4213318 | Apparatus for fitting an extrusion die holder onto the press stem of an indirect metal extrusion press An extrusion die mounted in a die holder is fitted onto the end of the press stem of an extrusion press by apparatus which has a swing arm which receives a die holder in a first position, then pivots to a second position where the die holder is aligned wi... | 07/22/1980 |
| 4208897 | Process and equipment for the commercial indirect extrusion of long lengths of metal, in particular long as-cast billets into sections or the like A process and device allows long as-cast billets to be extruded, with the help of a container which is divided into at least two segments which can be opened and closed radially with respect to the main axis. In the closed position, the segments grip the ... | 06/24/1980 |
| 4154081 | Method and apparatus for changing a die ring from the die in an indirect extrusion press This disclosure pertains to a method and device for changing a die ring to and from a die in an indirect extrusion press. Once the die-die ring assembly is exposed from the container of the press, the changing device consisting of a rotating arm having op... | 05/15/1979 |
| 4137745 | Device for extruding hollow articles In a device for extruding hollow articles, e.g. tubes, the die is rotatably mounted in the die holder. The die has a hole for shaping the external surface of the tube. The axis of said hole is eccentric relative to the axis of the external surface of the ... | 02/06/1979 |
| 4117703 | Apparatus for manufacturing extruded structural profiles from aluminum based metal scraps Aluminum or aluminum alloy scraps or wastes are broken into chips and extruded under a high temperature to produce extruded structural profiles. The method is characterized by the fact that the interior of the extruder is evacuated prior to or simultaneou... | 10/03/1978 |
| 4103529 | Extrusion press for direct and indirect extruding with die shifter A gate lock housing mounted against the rear face of the front platen of an extrusion press has a passage through it aligned with a passage through the platen. A tubular block is normally disposed in the housing passage where it is held by releasable gate... | 08/01/1978 |
