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| Number | Title | Issue Date |
| 7389665 | Sheet metal forming process A sheet metal forming process and apparatus using both a mechanical forming step and a superplastic forming step. The mechanical forming step includes using a double-action draw die to create a preform. The preform is then transferred to a superplastic forming tool ... | 06/24/2008 |
| 7290427 | Clamp ring with pre-heater A clamp ring for a forge die, the clamp ring comprising a substantially solid ring portion having a channel about the outer diameter and at least one flame aperture formed between the inside and the outside diameter and in fluid communication with the channel and a ... | 11/06/2007 |
| 7272967 | Thermal control extrusion press container A subliner for use in a metal extrusion press, the subliner comprising an elongate annular body having an outer surface dimensioned for placement within an outer mantle, and an inner surface dimensioned to receive an inner liner. The subliner further comprises at le... | 09/25/2007 |
| 7254978 | Process for the heating of forging machine tools and forging tools, and a removable furnace element for the heating of such tools This present invention concerns a process for the heating of a forging machine tool, including an insert holder and an insert with one free face bearing a forging impression, in preparation for a forging operation in the said forging machine. The process is characte... | 08/14/2007 |
| 7254977 | Coolant delivery system and continuous fabrication apparatus which includes the system A system for delivering a coolant fluid to a workpiece has a reservoir for retaining the fluid, a pump for delivering fluid from the reservoir, a supply line in communication with the workpiece and a diverter valve. A bypass line is in communication with the diverte... | 08/14/2007 |
| 7204119 | Hollow metallic ring seal for press A press and tooling apparatus for forming a preheated blank includes a heated upper tool and an opposing heated lower tool mounted within the press for relative closing movement to press the preheated blank there between. A binder ring assembly surrounds the lower t... | 04/17/2007 |
| 7194885 | Continuous extrusion apparatus Continuous extrusion apparatus includes a rotatable wheel, the rotatable wheel including a circumferential groove. Continuous extrusion apparatus includes a shoe including an arcuate tooling bounding a radially outer portion of the groove provided with an exit apert... | 03/27/2007 |
| 7188498 | Reconfigurable tools and/or dies, reconfigurable inserts for tools and/or dies, and methods of use A reconfigurable tool and/or die geometry and methods of use generally comprise forming at least a portion of a shape defining surface with a shape memory material. In response to an activation signal, the shape memory material changes geometry of the shape defining... | 03/13/2007 |
| 7159437 | Heated die for hot forming A hot forming tool is heated with multiple electrical resistance cartridge heaters. The heaters are located in the body of the tool so as to maintain the entire forming surface within a predetermined temperature range. Numerical thermal and optimization analyses dir... | 01/09/2007 |
| 7159427 | Heated and insulated tool container for hot gas blow-forming Apparatus for hot gas blow-forming including opposed heated and insulated tool containers, each including a tool heater plate that is adapted for attachment to a platen of a press with one or more load bearing spacers interposed between the tool heater plate and the... | 01/09/2007 |
| 7151977 | Method for measuring with a machining machine-tool, tool adapted therefor and software product managing same The invention concerns a measuring method applicable to a machine-tool (M) which consists in causing the tool (O) to contact a point selected as reference in the machining station by controlling said actuating means (200) which, through exceeding a force valu... | 12/19/2006 |
| 7112249 | Hot blow forming control method A sheet material is gripped at its edges and hot blow formed by a pressurized working gas against a forming tool surface. The flow characteristics of the material are determined at increasing gas pressures over a range of temperature relevant to the forming operatio... | 09/26/2006 |
| 7066000 | Forming tool apparatus for hot stretch-forming processes A tooling assembly for hot stretch-forming of a sheet metal workpiece. A forming tool is attached to a plate and includes a shell having a forming surface, and support walls that extend away from the shell, that terminate in a rearward surface of the forming tool, a... | 06/27/2006 |
| 6910358 | Two temperature two stage forming A method is disclosed for two-stage stretch forming of a sheet metal blank workpiece between a preform tool with a concave cavity and an opposing finish-form punch tool. Both tools are independently heated to different forming temperatures with the preform tool bein... | 06/28/2005 |
| 6862910 | Method of manufacturing a hollow metal body The subject matter of the present invention is a method of manufacturing, in a tool mold provided with a final contour as desired, a hollow metal body the cross-sectional shape of which varies in the longitudinal direction, an internal pressure being applied to a tu... | 03/08/2005 |
| 6810709 | Heated metal forming tool A heated metal forming tool including an un-heated mounting plate that is attached to a press. A tool detail is attached to the mounting plate. Insulation surrounds the tool detail to thermally isolate it from the mounting plate, and from the tool surroundings. The ... | 11/02/2004 |
| 6801600 | Scattered ray removal grid and method of producing the same A scattered ray removal grid that has an overall shape of constant spherical curvature. The scattered ray removal grid has radiation absorbing portions arrayed in a lattice configuration and radiation non-absorbing portions made of thermoplastic resin disposed betwe... | 10/05/2004 |
| 6751999 | Method and apparatus for forming metallic materials A metallic material 27 is placed between an upper die 6 and a lower die 13. Inert gas is fed into the processing chamber 17 defined by a transparent quartz tube 16. The dies 6 and 13 are heated together with the metal... | 06/22/2004 |
| 6732558 | Robot and method for bending orthodontic archwires and other medical devices A robotic bending apparatus for bending archwires and other types of elongate, bendable medical devices into a desired configuration includes a first gripping tool and a moveable gripping tool. The first gripping tool can be either fixed with respect to a base or ta... | 05/11/2004 |
| 6619088 | Bottom dead center correction device for servo press machine A bottom dead center correction device for a servo press machine which can correct the bottom dead center with a high precision not achieved by a bottom dead center correction by a slide position detection device provided on a frame includes a bottom dead... | 09/16/2003 |
| 6594878 | Scattered ray removal grid and method of producing the same A scattered ray removal grid that has an overall shape of constant spherical curvature. The scattered ray removal grid has radiation absorbing portions arrayed in a lattice configuration and radiation non-absorbing portions made of thermoplastic resin dis... | 07/22/2003 |
| 6550302 | Sheet metal stamping die design for warm forming In metal stamping dies, by taking advantage of improved material flow by selectively warming the die, flat sections of the die can contribute to the flow of material throughout the workpiece. Local surface heating can be accomplished by placing a heating ... | 04/22/2003 |
| 6349583 | Method and device for forming a hollow metallic workpiece by inner pressure In a method of forming a hollow workpiece having open ends by inner pressure in a multi-part forming tool, the forming tool having a forming mold is heated and the workpiece is placed into the forming mold of the forming tool. Closing plugs are inserted i... | 02/26/2002 |
| 6230539 | Ultra precision net forming process employing controlled plastic deformation of metals at elevated temperatures An ultra precision net shape forming process is disclosed which can satisfy the requirements of MMW and sub-MMW components and sabots for small caliber armor piercing ammunition. The process is well suited to both moderate and high volume applications, an... | 05/15/2001 |
| 5992197 | Forming technique using discrete heating zones A forming device including discreet heating zones along the axial length and circumferential portion of a mold cavity. One zone can be heated to cause the heated tube portion to become more elastic than the non-heated tube portions. As a result, less axia... | 11/30/1999 |
| 5941117 | Die tool thermal control and tooling optimization apparatus and method A die tool monitor and analysis system identifies tooling changes and maintains tooling in an optimal position, thus maintaining the quality of the manufactured product within a desired tolerance band. A die tool force monitor and analysis system identifi... | 08/24/1999 |
| 5857368 | Apparatus and method for fabricating metal paths in semiconductor substrates through high pressure extrusion A high pressure metallization apparatus provides a chamber for enclosing or enveloping a substrate in a high pressure environment, and thereby extrude a film layer into any voids in the covers holes or trenches thereon. The high pressure is maintained in ... | 01/12/1999 |
| 5553474 | Apparatus for shaping superplastic metal workpiece An apparatus for shaping a workpiece of a super-plastic metal has a shaping die assembly for holding the workpiece therein to shape the workpiece with a pressurized gas while the workpiece is being heated, and a furnace assembly surrounding outer surfaces... | 09/10/1996 |
| 5265456 | Method of cold working holes using a shape memory alloy tool Fatigue lifetime enhancement of the holes formed in structural members occurs by introducing a cold working tool or interference fit fasteners fabricated from shape memory alloy materials. The tool may be employed to expand the wall of a hole while the to... | 11/30/1993 |
| 5066351 | Hot/cold press forming methods for shaping thermoformable materials One method of forming a workpiece made of thermoformable material includes the steps of: (a) supporting a raw workpiece on a suspension tray; (b) moving a pair of relatively hot forming dies into position above the workpiece; (c) closing the hot forming d... | 11/19/1991 |
| 5058411 | Method for shaping filament reinforced annular objects A method for controlling the dimension of a reinforced metal matrix composite structure is taught. The structure is annular and the method is to render the structure non-round where the initial structure is essentially round. The cure of the essentially r... | 10/22/1991 |
| 5027635 | Channel hot-forming apparatus Apparatus for thermal sizing elongated, tubular channels of a square cross section includes a die having plural elongated die elements and an elongated mandrel having a frame mounting plural pairs of rollers distributed along its length on all four sides.... | 07/02/1991 |
| 4989433 | Method and means for metal sizing employing thermal expansion and contraction An improved method and means for sizing metal configuration through the application of thermal expansion and contraction of a shaping mandrel. The thermally induced changes in the shaping mandrel are produced from within the body at the mandrel.... | 02/05/1991 |
| 4880792 | Molding installation using die The molding installation includes a molding apparatus adapted to effect the molding with a die; a stocker adapted to store the die; a carriage having a table with the die loaded thereon, the stocker being adapted to exchange the die for another in the mol... | 11/14/1989 |
| 4763501 | Punch-probing device on a cross transfer press A punch probing device including at least one punch and a cooperating punch feeler. The feeler is operable to detect both foreign matter on the punch and damage of said punch. The feeler is moved perpendicularly into and out of operative engagement with t... | 08/16/1988 |
| 4640114 | Automated process for cold working holes A method for cold working holes employs an automatic riveting machine that is fed with memory metal sleeves having an O.D. slightly smaller than a hole to be worked. A mandrel is forced into the sleeve and plastically expands the sleeve in the hole thereb... | 02/03/1987 |
| 4604785 | Method of making fuel channel A method for making a nuclear fuel channel is disclosed having a high degree of dimensional accuracy which uses the thermal expansion of a mandrel to precisely size the channel. An assembly of the mandrel and a channel preform is pulled through a die to d... | 08/12/1986 |
| 4602411 | Method for fabricating a rotor disc assembly A rotor disc structure is provided with a sleeve within an axial bore of a disc and mounted through a driving connection on a rotor shaft. Before being mounted on the shaft, the sleeve and bore have been plastically deformed such that the sleeve is subjec... | 07/29/1986 |
| 4566303 | Extrusion machinery Conform machinery for continuous friction-effected extrusion having a wheel comprising two cheek members, a central hub which forms the base of the working passageway and two separate ring members which form the side walls of the working passageway and pr... | 01/28/1986 |
| 4479833 | Process for manufacturing a semi-finished product or a finished component from a metallic material by hot working Semi-finished products and finished components are manufactured, by hot working, from alloys of aluminum, copper, nickel and iron, with and without oxidic dispersoids, by a process wherein the deformation operation is carried out, isothermally, or quasi-i... | 10/30/1984 |
