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| Number | Title | Issue Date |
| 8132438 | Closing method and closing machine A closing machine (1) for closing a rotating work piece (9) by pressing a heated die (4) against the work piece (9) comprises an air purge box (510) which opens onto the vicinity of the work piece (9), air supply means for s... | 03/13/2012 |
| 7318333 | Superplastic forming tool A superplastic forming tool for forming a workpiece to make a part. The forming tool includes a forming die having first and second die members. At least one of the die members having a cavity including a forming surface and a plenum. A plurality of passageways exte... | 01/15/2008 |
| 7290423 | Roller hemming apparatus and method Various embodiments of roller hemming apparatus and methods are disclosed including one wherein multiple rollers are carried on a single mount to hem a flange in a single pass, another including induction heating and air quenching means movable with a roller to anne... | 11/06/2007 |
| 7290432 | Equipment for cold-drawing a metal wire Equipment for cold-drawing a metal wire. The equipment includes a succession of a sleeve with a cylindrical hole and a threading die with a conical hole. The sleeve is inserted into a support and terminates with an extension inserted into the conical hole of the thr... | 11/06/2007 |
| 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 |
| 7290424 | Push bench method for manufacturing small diameter tubing The present invention involves cost effective, efficient systems and methods for sizing pipe. In an embodiment of the present invention, a pipe sizing system includes a die having an opening operable to size the pipe, a hydraulic cylinder having at least one rod att... | 11/06/2007 |
| 7270782 | Reduced temperature and pressure powder metallurgy process for consolidating rhenium alloys Pressure powder metallurgy process for consolidating refractory or rhenium alloys using a reduced temperature and elevated pressure. Rhenium metal has high temperature strength and wear resistance but has a very high melting point as a pure metal and thus is difficu... | 09/18/2007 |
| 7257980 | Method and equipment for performing continuous extrusion The invention relates to a method for performing continuous extrusion of a metallic material, such as copper, so that the material to be extruded (1) is fed in the extrusion member (4) by means of a feed member (3) provided with a groove on its ... | 08/21/2007 |
| 7237422 | Method of drawing a composite wire An apparatus and method is disclosed for drawing continuous metallic wire having a first diameter to a metallic fiber having a reduced second diameter. A feed mechanism moves the wire at a first linear velocity. A laser beam heats a region of the wire to an elevated... | 07/03/2007 |
| 7231798 | System and method for tube bending A method for bending a tube in a pre-selected geometry includes deriving at least one processing parameter from the geometry, applying a thermal source circumferentially to the tube to heat the tube along at least one circumferentially directed path in accordance wi... | 06/19/2007 |
| 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 |
| 7118189 | Autopurge printing system A system, including an ink supply system configured to supply ink to a printhead; and an autopurge unit configured to automatically clean the printhead. The autopurge unit includes a solvent supply in fluid communication with a solvent line, a solenoid housing, and ... | 10/10/2006 |
| 7086266 | Method of producing tapered or pointed cannula A method of producing a tubular device is provided. The method comprises providing a tubular stock having an axial passage, heating the tubular stock at a first heating location to form a softened section, the softened section separating a workpiece portion of the t... | 08/08/2006 |
| 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 |
| 7051915 | Capillary for wire bonding and method of wire bonding using it A capillary has a face surface 13 formed at the tip end thereof so that the face surface 13 inclines toward the center thereof so as to have a tapered shape, and has a through hole 11 formed therethrough so as to permit wire to be placed thereth... | 05/30/2006 |
| 7013695 | Method for drawing continuous fiber An apparatus and method is disclosed for drawing continuous metallic wire having a first diameter to a metallic fiber having a reduced second diameter. A feed mechanism moves the wire at a first linear velocity. A laser beam heats a region of the wire to an elevated... | 03/21/2006 |
| 7004004 | Method of making a hardened motor-vehicle part of complex shape A hardened steel part of complex shape is made from a workpiece by first heating the workpiece to an annealing temperature. Then, while the workpiece is still at the annealing temperature, the workpiece is rapidly deformed by a machine into an intermediate shape. Th... | 02/28/2006 |
| 6976377 | Method of and apparatus for producing tubes of metal In the planetary skew rolling blooms to form seamless metal tubing or pipe the internal tool is retracted at the leading and/or trailing end of the tubular bloom to allow the rolls to seal the end or ends and prevent coolant from entering the rolled tubing or bloom.... | 12/20/2005 |
| 6960048 | Modular segmented retaining wall A modular retaining wall system uses a plurality of different sized masonry blocks to form uniform sized modules for constructing a segmented retaining wall. Each module has the same overall dimensions of height, width and depth, while the masonry blocks used to def... | 11/01/2005 |
| 6948282 | Interlocking building block The present building block has at least one inner core, a secondary or end core portion, and an interlock protruding from one face and forming a portion of the periphery of at least one of the inner cores. When placed end to end and at the same level, building block... | 09/27/2005 |
| 6920773 | Method and apparatus for manufacturing tubes by rolling A method for manufacturing a tube made of a non-ferrous material, particularly a tube made of mainly copper, by rolling, in which method, in the first working step the tube billet is worked by rolling with conical rolls, so that mainly owing to the deformation resis... | 07/26/2005 |
| 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 |
| 6898954 | Apparatus and method for die inerting An improved apparatus and method for metal extrusion applications and presses wherein high purity inert and/or partially inert gases are introduced at or near the die exit. The environment at or near the exit is also preferably analyzed and/or monitored on a continu... | 05/31/2005 |
| 6892559 | Method and apparatus for manufacturing tubes A method for manufacturing a tube made of a non-ferrous material, particularly a tube made of mainly copper, in which method, in the first working step the tube billet is worked so that mainly owing to the deformation resistance, the temperature of the tube billet u... | 05/17/2005 |
| 6874344 | Cold rolling method The present invention relates to a method for cold-rolling metallic rolling stock (4), in which the rolling stock (4) passes through the roll nip (3) between oppositely driven rollers (2) at room temperature in order to undergo a plastic ... | 04/05/2005 |
| 6854309 | Gas-barrier synthetic resin vessel, device for producing the same, and article-received gas-barrier synthetic resin vessel A gas barrier synthetic resin container 10 has an opening portion 12 defined by a flange 12A, a body portion 14 having the opening portion 12, and a bottom portion 16 for closing the end of the body portion 14. The co... | 02/15/2005 |
| 6843093 | Method for manufacturing structural components from an extruded section In a method for manufacturing structural components from an extruded section, especially consisting of Al, Mg or their alloys, which after its exit from the die of the extrusion press, is guided by one or a plurality of guide tools for the purpose of forming it as a... | 01/18/2005 |
| 6732562 | Apparatus and method for drawing continuous fiber An apparatus and method is disclosed for drawing continuous metallic wire having a first diameter to a metallic fiber having a reduced second diameter. A feed mechanism moves the wire at a first linear velocity. A laser beam heats a region of the wire to an elevated... | 05/11/2004 |
| 6718611 | Method of manufacturing perforated metal cover A method of manufacturing a perforated metal cover (1) includes steps of: step (60), successively punching holes in a piece of metal sheet at a plurality of workstations and cutting the metal sheet into a plurality of metal bases; step (62), sta... | 04/13/2004 |
| 6711929 | Method and apparatus for adjusting load applied by suspension A load applied to a slider by a suspension is adjusted as follows. First, the suspension is held while no external force to bend the suspension is applied to the suspension. Then, in this state, a position of a load beam is measured with a position measuring instrum... | 03/30/2004 |
| 6675622 | Process and roll stand for cold rolling of a metal strip A process is set forth for cold rolling of a metal strip, wherein the metal strip passes through a nip between two counter-rotating rolls, driven in counter-rotation substantially at room temperature, wherein a cold and/or liquefied gas, preferably an ine... | 01/13/2004 |
| 6640604 | Laser bending method and apparatus for bending a work piece in normal and reverse directions A work piece can be bent in opposite directions by irradiating a laser beam onto one side of the work piece. A tension anneal is applied to a metal plate. The metal plate is bent by irradiating a defocused laser beam onto a front surface of the tension-an... | 11/04/2003 |
| 6578399 | Single-die modularized, reconfigurable honeycomb core forming tool A die and a stationary member of resilient gas permeable composition are adapted to receive between them a three-dimensional honeycomb core article. The die includes an array of elongated mutually parallel translating pins, each terminating at a tip end a... | 06/17/2003 |
| 6266983 | Method and apparatus for detecting flaws in strip, method of manufacturing cold-rolled steel sheet and pickling equipment for hot-rolled steel strip A flaw detecting method and apparatus for continuously testing a strip that is continuously carried through a liquid includes features for reducing air bubble generation in a liquid. The apparatus includes a liquid, carrying rolls for passage of the strip... | 07/31/2001 |
| 5894751 | Shroud canister A shroud canister for reducing the oxidation of extruded metal in an extrusion press. The shroud canister introduces a relatively inert substance which is gaseous at standard temperatures and pressures into the bore of the platen of an extrusion press, co... | 04/20/1999 |
| 5816311 | Twin roll continuous caster To suppress generation of scales on surfaces of a strip and to reduce the amount of non-oxidizing gas consumed in the casting of strip in a twin roll caster there is provided downstream apparatus comprising pinch rolls 17a and 17b for pinching a strip 4 c... | 10/06/1998 |
| 5782120 | Continuous extrusion A continuous extrusion machine has a rotatable wheel with a continuous groove in a wall. A fixed shoe structure associated with the wheel provides a passageway and an abutment on the shoe structure closes off one end of the passageway. An extrusion die le... | 07/21/1998 |
| 5718139 | Method and apparatus for closing a tube structure An apparatus for deforming the end of a tube structure includes a closing tool moving in an orbital motion about the end of the tube while the tube is being advanced. The closing tool in combination with the force applied to advance the tube form the tube... | 02/17/1998 |
| 5701775 | Process and apparatus for applying and removing liquid coolant to control temperature of continuously moving metal strip Cooling of metal strip in a single or multistand cold rolling line by applying coolant liquid only to the lower surface of the strip, and removing the liquid therefrom, after each, or between successive roll stands. The liquid is delivered, at each coolin... | 12/30/1997 |
| 5626051 | Process and device for forming a corrugated metal sheet and corrugated metal sheet obtained by this process A process for forming a corrugated metal sheet (1) which includes perforations (2) over its entire surface, in which process the metal sheet (1) is laid on a die (11) provided with corrugations (11b), the space (13) delimited beween the metal sheet (1) an... | 05/06/1997 |
