Patents
Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577)
11/2001
11/27/2001US6321581 Process for increasing the wall thickness in hollow sections
11/22/2001US20010042393 Process for the manufacture of a part with very high mechanical properties, formed by stamping of a strip of rolled steel sheet and more particularly hot rolled and coated
11/21/2001EP1155246A1 Brake plate and method and apparatus for manufacturing same
11/21/2001EP0909339B1 Method for processing billets from multiphase alloys
11/15/2001US20010039982 Manufacturing process for a hollow pressure vessel made of AlZnMgCu alloy
11/14/2001CN1074692C Closed forging technology and rotary step type forging press
11/13/2001US6316129 Thin plate with projections on surfaces, 1.5 mm or less, free from surface flow marks
11/08/2001WO2001083135A1 Method and impact machine for forming a body
11/08/2001WO2001083134A1 Impact machine ii
11/08/2001WO2001083132A1 Method for manufacturing of a plate involving an intermediate preforming and a final shaping
11/08/2001US20010037669 Die system for full enclosed die forging
11/08/2001DE10018093A1 Verzahnung für eine Synchronisiereinheit Gearing for a synchronization
11/07/2001EP1150799A1 A process for producing variable displacement compressor pistons having hollow piston bodies and integral actuator rods
11/07/2001EP1024911A4 Method for pneumatic isostatic processing of a workpiece
11/01/2001WO2001082308A1 Radioactive substance containment vessel, and radioactive substance containment vessel producing device and producing method
10/2001
10/31/2001CN2456864Y Cold upsetting device of equal strength anchor rod end screw blank
10/25/2001WO2001078940A1 Toothing for a synchronising unit
10/25/2001US20010032487 Speed-changing gear manufacturing apparatus
10/24/2001EP1147835A2 Speed-changing gear manufacturing apparatus
10/18/2001WO2001077398A1 Forged scroll part and production method therefor
10/13/2001CA2343451A1 Method for processing a striking plate for a golf club head
10/10/2001EP1143029A1 Method for manufacturing a body featuring very high mechanical properties, forming by drawing from a rolled steel sheet, in particular hot rolled and coated sheet
10/10/2001EP1140395A1 A method and a device for deformation of a material body
10/04/2001WO2001072449A2 Method for producing hollow bodies, profile for use in said method, hollow body, assembly unit and mold
10/04/2001WO2001072448A1 Method of manufacturing ball joint housing
10/04/2001US20010025521 Toothed part with a shaft and molding method for the same
10/04/2001EP1138416A2 Gear and shaft and forming method thereof
10/04/2001DE10115420A1 Method for producing captive nut has a blank formed with a lip to grip the edge of the mounting panel
10/02/2001US6295854 Device and method for moulding a grooved structure into a tubular workpiece
09/2001
09/26/2001CN1314220A Blank transport device for forming machine of forged product
09/25/2001US6293164 Rack and pinion steering apparatus and method for manufacturing a helical pinion
09/20/2001US20010022946 High strength, toughness
09/20/2001US20010022945 Pulverizing with nitrogen; compression; improved isotropy of mechanical properties
09/20/2001US20010022134 Method and apparatus for producing hollow piston for compressor by forging
09/20/2001DE10009891A1 Non-ferrous metal workpiece production process involves using die in form of negative of workpiece being produced
09/19/2001EP1134412A2 Method and apparatus for producing hollow piston for compressor by forging
09/18/2001US6290439 Method and apparatus for forming parts from a continuous stock material and associated forge
09/18/2001US6289710 Method of manufacturing a hollow rack bar
09/13/2001WO2001028713A3 Method of primary forming a material
09/13/2001US20010020498 Thin, forged magnesium alloy casing and method for producing same
09/12/2001EP1131174A1 Forging die
09/11/2001US6286350 Method for hot pressing of workpieces
09/07/2001WO2001064369A1 Method for manufacturing parts by plastic metal working
09/06/2001US20010018842 Cold forging method and apparatus
09/05/2001EP1129803A2 Material prepared by powder metallurgy with improved isotropy of the mechanical properties
09/05/2001EP1128875A2 Method and apparatus for containing and suppressing explosive detonations
09/04/2001US6282789 Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom
08/2001
08/30/2001WO2001062405A1 Method for production of workpieces
08/30/2001US20010017050 Forging device and method therefor
08/29/2001EP1127953A2 Method of manufacturing a ti alloy poppet valve
08/29/2001EP1127952A1 Process for making hollow bodies for pressure containers from AlZnMgCu alloy
08/29/2001EP1127949A2 TiA1 based alloy, production process therefor, and rotor blade using same
08/29/2001EP1051531B1 Steel and method for making cleavable mechanical parts
08/29/2001CN1310287A Method for producing titanium alloy lift valve
08/29/2001CN1310065A Hot forging and cold extruding formation process for pawl pole of automobile generator
08/23/2001WO2001060583A1 Device and method for pressing a plastically deformable blank
08/23/2001WO2001060582A1 Device and method for pressing a plastically deformable blank
08/22/2001EP1124996A1 Method for processing billets out of metals and alloys and the article
08/22/2001CN1309592A Die forging method
08/16/2001WO2001058617A1 Method and apparatus for manufacturing structures with improved fatigue life
08/16/2001US20010013240 Tool cartridge having an elastic matrix
08/16/2001EP1123764A1 Die forging method
08/16/2001CA2400540A1 Method and apparatus for manufacturing structures with improved fatigue life
08/14/2001US6274082 Process for producing shaped article
08/09/2001WO2001056666A1 Golf club and method of manufacturing the golf club
08/08/2001CN1307646A Metal article with fine uniform structures and textures and process of making same
08/07/2001US6269670 Method for forming a workpiece by flow-forming
08/01/2001EP1120178A1 Method and device for increasing diameter of metal shaft material
07/2001
07/31/2001US6266878 Process for producing variable displacement compressor pistons having hollow piston bodies and integral actuator rods
07/25/2001EP1118402A1 Metallic ingot for plastic working and method for producing the same
07/25/2001EP1117501A1 Process for manufacturing a captive screw
07/25/2001CN1305402A Process for manufacturing captive screw
07/19/2001US20010008156 Process for manufacturing pipes
07/17/2001US6260400 Full enclosed forging apparatus
07/12/2001WO2001049435A1 Improved method for making light alloy components
07/11/2001CN1068255C Method for making expanding sheath of expanding nail
07/10/2001US6257038 Method of manufacturing a columnar material
07/10/2001US6257036 Metallic shaft material diameter increasing device
07/05/2001WO2001048437A1 Method and apparatus for the destruction of suspected terrorist weapons by detonation in a contained environment
07/05/2001WO2000037880A9 Method and apparatus for containing and suppressing explosive detonations
07/05/2001US20010005938 Hypoid ring gear for differentials and method of producing the same
07/05/2001DE19962607A1 Tool cartridge esp. for forming press contains tools with moveable female molds and closure devices for molds
07/04/2001CN2437431Y Pneumatic punch
07/03/2001US6253589 Flow-turning device and method for producing internally geared wheels using two sets of internal toothing
06/2001
06/27/2001CN1300652A Method and apparatus for surface treatment of sintered self-lubricated bearing
06/27/2001CN1067609C Stepped, segemented closed-die forging method and apparatus and construction elements thereby
06/26/2001US6250128 Forging die and upset forging method
06/26/2001US6250121 Method for molding metal using high fluid pressure
06/20/2001EP1107845A1 Process for manufacturing pipes
06/20/2001EP1107840A1 Method for producing a gear rack, and a stamping device for carrying out the method
06/20/2001CN2435169Y Hinge core sizing die for processing iron door hinge ring
06/20/2001CN1300245A Method and apparatus for producing beneficial stresses around apertures by the use of focused stress waves
06/14/2001WO2000037880A3 Method and apparatus for containing and suppressing explosive detonations
06/13/2001DE19958846A1 Verfahren zum Herstellen von länglichen Gesenkschmiedestücken A method of producing elongate die forgings
06/07/2001WO2001039909A1 Method of manufacturing light-alloy forged wheel and the wheel
06/07/2001US20010002548 Method of producing elongated forged articles
06/06/2001CN1298329A Method of hot pressing workpieces
06/05/2001US6240765 Closed-die forging process and rotationally incremental forging press
05/2001
05/30/2001EP1103315A2 Extrusion press
05/30/2001CN2431994Y Drill screw drill tail forming impact-forging die tightly protected by stamping die formwork
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