| Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804) |
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| 04/20/2011 | CN102019331A Die ejection discharge device |
| 04/20/2011 | CN102019323A Stamping tool and treatment method for stamping tool surface |
| 04/20/2011 | CN102019322A Die |
| 04/20/2011 | CN102019321A Integral spiral finned tube rolling cutter and integral spiral finned tube rolling mill |
| 04/20/2011 | CN102019320A Method for forming flat mouth pipeline product in one piece |
| 04/20/2011 | CN102019319A Mold structure of L-shaped connecting sheet for cable bridge |
| 04/20/2011 | CN102019318A Metal shell forming method and device |
| 04/20/2011 | CN102019316A Die |
| 04/20/2011 | CN102019315A Die for processing rectangle hole in steel tube excircle |
| 04/20/2011 | CN102019314A Tooth punching die for saw blade substrate |
| 04/20/2011 | CN102019312A One-step forming method of inlet-outlet water pipe |
| 04/20/2011 | CN101607288B Small cylinder stretching device |
| 04/19/2011 | US7926399 Punch assembly |
| 04/19/2011 | US7926318 Alignment device and methods of using the same |
| 04/19/2011 | CA2566958C Graphic arts die and support plate assembly |
| 04/14/2011 | US20110083486 Bush widening apparatus and process for forging a bush blank |
| 04/13/2011 | EP2309008A2 Device for producing hardened steel components |
| 04/13/2011 | CN201791867U Special line engraver for pop can lids |
| 04/13/2011 | CN201791855U Rotary pressing and positioning device of drawing die |
| 04/13/2011 | CN201791839U Clamping cushion block of multifunctional mould for punch |
| 04/13/2011 | CN201791838U Punching die device for making convenient barrel weld lugs |
| 04/13/2011 | CN201791837U Flexible circuit board forming mold base |
| 04/13/2011 | CN201791836U Rotary crease-free plate bending female die |
| 04/13/2011 | CN201791835U Shearing type stamping die |
| 04/13/2011 | CN201791834U Progressive die for manufacturing bracket with small-diameter convex column |
| 04/13/2011 | CN201791833U Tube end belling mould of metal tube |
| 04/13/2011 | CN201791832U Sheet metal stamping die device |
| 04/13/2011 | CN201791831U Convenient mould |
| 04/13/2011 | CN201791830U Drawing, extruding and cutting combined die |
| 04/13/2011 | CN201791829U Drawing die device for inner plates of left and right doorsills |
| 04/13/2011 | CN201791828U Punching compound die |
| 04/13/2011 | CN201791827U Pressing die for clasping pipeline machine |
| 04/13/2011 | CN201791826U Die for integrally drawing a plurality of stainless steel sinks |
| 04/13/2011 | CN201791825U Pulley block mechanism capable of moving reversely |
| 04/13/2011 | CN201791824U Novel punch head of punch press |
| 04/13/2011 | CN201791823U Pinch roller device on hydraulic straightening machine |
| 04/13/2011 | CN201791822U Punch for processing elastic washer of internal alternate teeth |
| 04/13/2011 | CN201791811U Improved structure for stretching device of tee pipe |
| 04/13/2011 | CN201791804U Pipe bender |
| 04/13/2011 | CN201791800U Roll center heating type roll bend forming device |
| 04/13/2011 | CN102015144A A pressing tool |
| 04/13/2011 | CN102014334A Sound film molding pressing die for loudspeaker |
| 04/13/2011 | CN102011785A Paper pasting plain hook mold |
| 04/13/2011 | CN102009441A Multi-link linear driven mold opening and closing mechanism |
| 04/13/2011 | CN102009102A Multifunctional stamping die of air filter and use method thereof |
| 04/13/2011 | CN102009101A Side hole forming and deep drawing type progressive die |
| 04/13/2011 | CN102009100A Pressure head of spin forming container heading machine |
| 04/13/2011 | CN102009098A Method for processing two-dimensional curved surface intersecting line by stamping and dissecting mode and stamping and dissecting mould |
| 04/13/2011 | CN102009090A Reforming mould during extrusion molding of bent pipe |
| 04/13/2011 | CN101648245B Method for manufacturing aluminum pot |
| 04/13/2011 | CN101412062B Triangle fixing mechanism of rotating bending drawframe |
| 04/13/2011 | CN101172292B Method of hydroforming tubular members |
| 04/07/2011 | WO2010144517A3 Apparatus, system and method for manufacturing metal parts |
| 04/07/2011 | DE102009038896A1 Method for producing structural component utilized in crash-relevant area of vehicle body, involves clinching sheet part with another sheet part for producing joining point in joining region |
| 04/06/2011 | CN201784197U Stripping plate insert of stamping die |
| 04/06/2011 | CN201783584U Hardware stamping progressive die common die carrier |
| 04/06/2011 | CN201783583U Pilot punch of stamping die |
| 04/06/2011 | CN201783582U Mould for compressing and forming longitudinal wall of molded piece |
| 04/06/2011 | CN201783581U Forming die |
| 04/06/2011 | CN201783580U Forming mold for shaft sleeves with end caps |
| 04/06/2011 | CN201783579U Continuous mold structure |
| 04/06/2011 | CN201783578U Stamping die for end cover meson of fuel filter |
| 04/06/2011 | CN201783577U Heat pressing die of corrugated furnace of boiler |
| 04/06/2011 | CN201783576U Special die for processing cover plates of temperature controllers of refrigerators |
| 04/06/2011 | CN201783575U Dedicated die for processing upper cover of air-conditioning temperature controller |
| 04/06/2011 | CN201783574U Special die for processing limit plates of refrigerator temperature controllers |
| 04/06/2011 | CN201783573U Special die for processing covers of temperature controllers of refrigerators |
| 04/06/2011 | CN201783572U Automobile floor forming die |
| 04/06/2011 | CN201783571U Shock absorber oil storage cylinder convex hull bulging mould |
| 04/06/2011 | CN201783570U Fast assembling structure of sliding block seats of mold |
| 04/06/2011 | CN201783569U Multi-direction adjusting mounting fixture |
| 04/06/2011 | CN201783568U Fancy twisted piece forming machine |
| 04/06/2011 | CN201783555U Spinning wheel mechanism of three-wheeled powerful spinning machine |
| 04/06/2011 | CN201783551U Embossing die |
| 04/06/2011 | CN102005543A Steel battery shell and manufacturing method thereof, sizing grinding tool and battery |
| 04/06/2011 | CN102000744A Guide sleeve of numerical control turret punch press upper die |
| 04/06/2011 | CN102000743A Novel workshop mould loading trolley |
| 04/06/2011 | CN102000742A Lower mold conversion sleeve of numerical control turret punch press |
| 04/06/2011 | CN102000741A Multifunctional assembled inclined wedge |
| 04/06/2011 | CN102000740A Split quick-change upper die |
| 04/06/2011 | CN102000739A Rib rolling die |
| 04/06/2011 | CN102000738A Separated upper die for numerical control turrent punch press |
| 04/06/2011 | CN102000737A Quick-change split patrix for numerical control turret punch press |
| 04/06/2011 | CN102000736A Split type die mounting device |
| 04/06/2011 | CN102000735A Assembling die |
| 04/06/2011 | CN102000734A Point punching forming die |
| 04/06/2011 | CN102000730A Rotary pressure head device of lining bimetallic composite tube |
| 04/06/2011 | CN102000729A Heavy mandrel support device for horizontal spinning machine |
| 04/06/2011 | CN102000727A Method for processing round rib groove on sheet panel top |
| 04/06/2011 | CN102000725A Punch die ejector for screw heading machine |
| 04/06/2011 | CN102000720A 6-shaped piece composite bending mould formed by one step |
| 04/06/2011 | CN101670405B Necking machine for copper pipe |
| 04/06/2011 | CN101648235B Flexible roller contact molding rolling forming device |
| 04/06/2011 | CN101585066B Mould for machining sectional bending heavy forging |
| 04/06/2011 | CN101546561B Method, apparatus and jig for manufacturing head suspension, and head suspension |
| 04/06/2011 | CN101444810B Staggering-arraying type multi-point forming device of elementary units |
| 04/06/2011 | CN101288890B Cooling system of ultra-high strength steel hot stamping forming die |
| 04/05/2011 | CA2439664C Comb system for tool spacers |
| 03/31/2011 | WO2010148172A3 Tool for forming a three dimensional container or construct |
| 03/31/2011 | US20110072878 Bending machine |