| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 03/26/2009 | US20090078022 Shell press, and die assembly and associated method therefor |
| 03/25/2009 | EP1750866B1 Roller cam |
| 03/25/2009 | CN201211551Y Cold precision forging bevel gear tooth profile mould |
| 03/25/2009 | CN201211549Y Apparatus for continuous adjusting embossing die rotation angle of horizontal forging machine |
| 03/25/2009 | CN201211548Y Forging mould of motor vehicle rear-wheel spindle |
| 03/25/2009 | CN201211547Y Ladder tubular forging forming mould |
| 03/25/2009 | CN101391278A Forging die and process |
| 03/24/2009 | CA2343546C Upsetting tool for forming continuous cast slab in slab upsetting presses |
| 03/19/2009 | WO2009033267A1 Apparatus and method for forging premium coupling blanks |
| 03/19/2009 | US20090071219 Apparatus and method for forging premium coupling blanks |
| 03/18/2009 | EP2036632A2 Forging die and process |
| 03/18/2009 | CN201208639Y Ejection device for feeding and discharging |
| 03/18/2009 | CN201208638Y Rotary floating mould structure for finish forging driven bevel gear blank |
| 03/18/2009 | CN101386120A Forming method of automobile generator claw pole |
| 03/18/2009 | CN101386052A Precision forging method of railroad car fastener and die using the method |
| 03/18/2009 | CN100469487C Method and device for forging bevel gear |
| 03/18/2009 | CN100469486C Rolling preparation method for thick-walled and thin-bottomed basin parts |
| 03/12/2009 | WO2009030699A1 Die press assembly for powder pressing |
| 03/11/2009 | EP2033722A1 Die press assembly for powder pressing |
| 03/11/2009 | EP2000688A9 Inner ring of constant velocity universal joint and its manufacturing device |
| 03/11/2009 | CN201205592Y Hydraulic clamp for forging |
| 03/11/2009 | CN201205591Y Cold heading die for coupling brake treadle arm and support tube integrally |
| 03/11/2009 | CN101384383A Method for producing a wheel disc |
| 03/11/2009 | CN101380659A Mould for cold forging and manufacture method thereof |
| 03/11/2009 | CN100467160C Manufacturing method of die for manufacturing liquid ejecting head, and material block used in the same |
| 03/11/2009 | CN100467159C Unsymmetrical radial forging punching high performance precision blanking machine |
| 03/11/2009 | CN100467157C New technique for forging bracket of back axle of automobile |
| 03/11/2009 | CN100467156C Method for smithing GH4169 alloy plate shaped forgeable piece in air at an approximately equal temperature |
| 03/05/2009 | DE102008038378A1 Ejector device for forging machine, has drive mechanism driving impact element such that impact element moves to rear to eject push rod from ejection rod after blank is ejected from interior form |
| 03/04/2009 | EP1846628A4 A method and apparatus for forming metal reinforcing |
| 03/04/2009 | CN201201031Y Precision forging mould for motor vehicle pedal arm |
| 03/04/2009 | CN201201030Y Nitrogen compacting mould for hot trimming and punching forgings |
| 03/04/2009 | CN201201028Y Wind power main spindle big end upsetting apparatus |
| 03/04/2009 | CN201201027Y Extrusion forging apparatus |
| 03/04/2009 | CN101376158A Machine for processing and squeezing pumping rod with three stations |
| 03/04/2009 | CN101376157A Machine for processing head of pipe fitting |
| 03/04/2009 | CN100464945C A module thickness-increasing method |
| 02/26/2009 | DE102007040028A1 Tool for hot deforming or pressure hardening a metal sheet comprises cooling channels with units for producing or reinforcing turbulences in a coolant flow |
| 02/25/2009 | EP2027950A2 Device for heating holders for dies |
| 02/25/2009 | CN201198023Y Back support apparatus of feeding machine |
| 02/25/2009 | CN201198021Y 90 to 120 DEG conical mould |
| 02/24/2009 | US7493792 Crimping tool and device provided therewith |
| 02/18/2009 | EP1814679B1 Method for production of a seamless hot-finished steel tube |
| 02/18/2009 | CN201195192Y Mould special for coupler tail frame |
| 02/18/2009 | CN101367165A Manufacturing method for integrating brake treadle arm and stay pipe |
| 02/18/2009 | CN101367110A Cold heading die for coupling brake treadle arm and support tube integrally |
| 02/18/2009 | CN101367109A Forging apparatus |
| 02/18/2009 | CN101367108A Forging method |
| 02/18/2009 | CN100462160C Method for forming geometrical profile of flash land in forging of complicated parts |
| 02/12/2009 | DE19911500B4 Schmiedeeinrichtung für ballige Schrägverzahnungen Forging device for spherical helical gears |
| 02/11/2009 | CN201192720Y Non-axle forging manipulator |
| 02/11/2009 | CN201192719Y Pressure transfer safety control manipulator of clamping hammer for production billet by forging |
| 02/11/2009 | CN201192718Y Manipulator forged by metal |
| 02/11/2009 | CN101362181A Clutch gear manufacturing apparatus and clutch gear manufacturing method |
| 02/10/2009 | US7488331 Orthopedic implant bender |
| 02/04/2009 | CN201189547Y Electrode forming die for discharge tubes |
| 02/03/2009 | US7485372 Multi-layer coating having excellent adhesion and sliding properties and production method thereof |
| 02/03/2009 | US7484611 Speed change gear with dog clutch pawl, and method and device of manufacturing the same |
| 01/29/2009 | US20090025449 Cushion load control device and press machine having cushion load control device |
| 01/28/2009 | CN201186333Y Positioning apparatus of cold-forging part |
| 01/28/2009 | CN201186332Y Multi-station bolt cold upsetting machine |
| 01/28/2009 | CN101356029A Equipment for forging four-hammer |
| 01/28/2009 | CN100455372C Punching mould appts.and metal punching method |
| 01/22/2009 | DE102006019459B4 Front-Auswurfsmechanismus zum Auswerfen von Schmiedestücken Front-ejection mechanism for ejecting forgings |
| 01/21/2009 | CN201183104Y Combined mould for forging member having processing blank cross section having bending deformation |
| 01/21/2009 | CN201183103Y Novel flash form precise forging die |
| 01/21/2009 | CN201183101Y Forming device for double cutting type parts |
| 01/21/2009 | CN101347815A Technique for improving cold heading die |
| 01/15/2009 | WO2009006873A1 Forging mandrel for hot-forging tubular workpieces of metal |
| 01/15/2009 | US20090016848 Screw nut, method of production thereof and corresponding tool |
| 01/15/2009 | CA2693450A1 Forging mandrel for hot-forging tubular workpieces of metal |
| 01/14/2009 | EP2014390A1 Four-die forging device |
| 01/14/2009 | CN101342567A Smithing technique for rear axle driven wheel of automobile |
| 01/13/2009 | US7475580 Pipe bending clinometer |
| 01/08/2009 | US20090007738 Method and tool for producing a press joint connection |
| 01/07/2009 | EP2011585A1 Forging die for hammering |
| 01/07/2009 | CN201175753Y Mincing knife for forging hydraulic press |
| 01/07/2009 | CN101337259A Processing method of steel-base resin toothed-ring crude-forging |
| 12/31/2008 | CN201172097Y Four-column hydraulic press upper and lower manipulators |
| 12/31/2008 | CN101332489A Cold-forging precise forming technique of gear sleeve |
| 12/31/2008 | CN101332488A Cold-forging technique of gear shaft |
| 12/31/2008 | CN101332487A Rotary upper mold rapid-replacement device of middle-small hydraulic press slipper |
| 12/31/2008 | CN101332486A Combined mould |
| 12/31/2008 | CN101332484A Die forging method of high-temperature alloy |
| 12/31/2008 | CN100446892C Combining and positioning mechanism of clamp driving rod in part forming machine |
| 12/31/2008 | CN100446889C Method of processing metal blindgut parts by cold holder |
| 12/30/2008 | US7469568 Device for handling a workpiece during a shaping process |
| 12/25/2008 | CA2634944A1 Tool set for die stamping |
| 12/24/2008 | CN201169077Y Punching machine transfer manipulator connection device |
| 12/24/2008 | CN201168762Y High-strength wearable inlay block mould body |
| 12/24/2008 | CN201168761Y Special free forging hydraulic press |
| 12/24/2008 | CN100445001C Method for producing forging die, forging die and forged article |
| 12/17/2008 | CN201164896Y Cold heading short thick cylinder/conical roller concave die |
| 12/17/2008 | CN201164895Y Amorphous alloy hot press molding apparatus |
| 12/17/2008 | CN201164891Y Press forming apparatus capable of changing mould rapidly |
| 12/17/2008 | CN101326024A Process for manufacturing raceway ring member as constituent of roller bearing unit for wheel support |
| 12/17/2008 | CN101323007A Stuffy vehicle freeing device of hammer press |
| 12/17/2008 | CN100443214C Machine and method for processing rotary blade |
| 12/11/2008 | US20080302163 Formation Tool for a Punching Machine |
| 12/11/2008 | US20080302162 Cold-headed standoff |