| Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804) |
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| 03/14/2009 | CA2639502A1 Method and device for fine blanking and forming a workpiece |
| 03/14/2009 | CA2639454A1 Method and device for lubricating tool and workpiece at cutting |
| 03/12/2009 | US20090068872 Electrical system |
| 03/12/2009 | US20090065308 Variable-section fork for fork-lift trucks |
| 03/12/2009 | DE102007041011A1 Warmumformwerkzeug Hot forming tool |
| 03/11/2009 | EP2032277A2 Shell press and method for forming a shell |
| 03/11/2009 | CN201205581Y Pressing material discharging device with multi-edge flanging |
| 03/11/2009 | CN201205580Y Precision punching die |
| 03/11/2009 | CN201205579Y Wire kit hasp forming mould |
| 03/11/2009 | CN201205578Y Container top board forming mold |
| 03/11/2009 | CN201205577Y Embossing die for punching stainless steel circular ring |
| 03/11/2009 | CN201205576Y Continuous mould structure capable of changing processing program |
| 03/11/2009 | CN201205572Y End-face chamfer angle processing apparatus for multiple spindle heads universal shaft head |
| 03/11/2009 | CN201205570Y Three-roller flattening machine |
| 03/11/2009 | CN101380810A Film forming equipment and method |
| 03/11/2009 | CN101380658A Automobile hub bearings limit ring manufacturing technique and production die thereof |
| 03/11/2009 | CN101380654A Deep drawing method of magnesium alloy tailor welded blanks |
| 03/11/2009 | CN101380653A Blanket machine |
| 03/11/2009 | CN100467160C Manufacturing method of die for manufacturing liquid ejecting head, and material block used in the same |
| 03/11/2009 | CN100467154C Roller tool for the deformation of metal sheet along a line and device for deforming metal sheet comprising such a roller tool |
| 03/05/2009 | US20090056407 Automotive repair tool with detachable striker |
| 03/05/2009 | US20090056404 Transformable metal surface hardening method |
| 03/05/2009 | DE102007041013A1 Warmumformwerkzeug Hot forming tool |
| 03/05/2009 | DE102007041012A1 Hot forming method for partially hot semi-finished product i.e. solid and rigid tool component, involves opening tool in sections such that gap is formed between forming surfaces of forming units, and feeding cooling agent into gap |
| 03/04/2009 | CN201201016Y Transition device of hot contracting equipment |
| 03/04/2009 | CN201201015Y Simple stretching mold |
| 03/04/2009 | CN201201014Y Mold structure for molding shielding rack |
| 03/04/2009 | CN201201013Y Cold-punching mould used for pressing stainless steel concave type sealing tablet |
| 03/04/2009 | CN201201012Y Binding off mold of radiating apparatus leader |
| 03/04/2009 | CN201200942Y Device for spray coating of liquid on surface used for punching machine to process materials |
| 03/04/2009 | CN101378860A Method of working in pressing dies using marking paint |
| 03/04/2009 | CN101376859A Galvanized steel sheet surface lubrication treating agent and processing method |
| 03/04/2009 | CN101376148A Wedge mechanism driven by air cylinder |
| 03/04/2009 | CN101376136A Method for producing martensitic stainless steel seamless steel pipe |
| 03/04/2009 | CN101376135A Method for producing improved stainless steel seamless steel pipe |
| 03/04/2009 | CN101376134A Method for producing martensitic stainless steel seamless steel pipe |
| 03/04/2009 | CN100464892C A reinforced method of guiding surfaces in guiding protection equipment of long thin embossing dies |
| 03/04/2009 | CN100464891C A punching forming technology of expansion clinch bolt sleeves and a special purpose cover die |
| 03/04/2009 | CN100464890C A forming method and device of magnesium alloy pipe fittings |
| 02/26/2009 | US20090049886 Press forming die assembly |
| 02/26/2009 | US20090049884 Method for Correcting Metal tube and Corrective Press Die |
| 02/26/2009 | DE102007040013A1 Heat-forming/shaping and press hardening tool for sheet-metal items in automobile industry, has coolant medium channels designed for maximally uniform cooling of sheet metal |
| 02/25/2009 | EP2027950A2 Device for heating holders for dies |
| 02/25/2009 | EP1922162B1 Shaping tool |
| 02/25/2009 | CN201198019Y Mould with changeable mould core |
| 02/25/2009 | CN201198018Y Automatic blast cooling apparatus of bent pipe mould |
| 02/25/2009 | CN201198017Y Aluminum plate edge folding mould for special-shaped curved surface quick forming machine |
| 02/25/2009 | CN201198016Y Curved face mould for special-shaped curved surface quick forming machine |
| 02/25/2009 | CN201198015Y Hamming out mould for special-shaped curved surface quick forming machine |
| 02/25/2009 | CN201198014Y Aluminum plate edge discharge mould for special-shaped curved surface quick former |
| 02/25/2009 | CN201198013Y Aluminum plate leveling mould for special-shaped curved surface fast forming machine |
| 02/25/2009 | CN201198012Y Mould for age forming for bending |
| 02/25/2009 | CN101372057A Screw head punch needle and molding screw thereof |
| 02/25/2009 | CN101372024A Method for drawing and forming parabola revolution body |
| 02/24/2009 | US7493791 Electrical connector crimp die with crimp overlap indicia forming |
| 02/19/2009 | US20090044590 Single point incremental forming of metallic materials using applied direct current |
| 02/18/2009 | CN201195184Y Pre-enlarging apparatus and enlarging apparatus for pipe workpiece |
| 02/18/2009 | CN201195182Y Elastic positioning strip rolling mould |
| 02/18/2009 | CN201195181Y Section separating mould for composite stiffening rib barrel-shaped parts |
| 02/18/2009 | CN201195180Y Nondestructive sheet material bending mould |
| 02/18/2009 | CN201195177Y Round temperature-sensing sleeve punch forming machine |
| 02/18/2009 | CN101370603A Press molding equipment and press molding method |
| 02/18/2009 | CN101367107A Connecting method for expansion extrusion pressing tube plate heat pipe inside dovetail groove |
| 02/18/2009 | CN101367106A Waste material discharging structure of vehicle body cladding element punch mould |
| 02/18/2009 | CN101367105A Combined adjustable bend pipe mould |
| 02/18/2009 | CN100462157C Full automatic compounding process and mould for household motor shell |
| 02/17/2009 | US7490502 Punch for cold forming operations |
| 02/17/2009 | US7490498 Automated machine setup with modular tooling |
| 02/12/2009 | US20090038368 Casting die with changeable male and female die cores |
| 02/12/2009 | DE102006015793C5 Umformwerkzeug zum Umformen von Hohlkörpern oder Blechen mit Hilfe eines druckbeaufschlagten Gases oder Fluides Forming tool for forming hollow bodies or sheets using a pressurized gas or fluid |
| 02/11/2009 | EP2022574A1 Use of ionic liquids for non-machining shaping of metal workpieces |
| 02/11/2009 | CN201192714Y Pipe end treatment arrangement |
| 02/11/2009 | CN201192713Y Oblique wedge concave die dismounting mechanism |
| 02/11/2009 | CN201192712Y Side turning hole die |
| 02/11/2009 | CN201192710Y Knurling processing apparatus of insulating layer and insulating board |
| 02/11/2009 | CN101362176A Processing method of stamping wheel core |
| 02/11/2009 | CN101362174A Special-shaped high-power LED metal electronic circuit board forming die |
| 02/11/2009 | CN101362173A Method of compatible use of cold, hot-forming die on hot forming press |
| 02/11/2009 | CN101362172A Parts processing method of transport-vehicle platform container |
| 02/11/2009 | CN101362171A Piercing device of hydroforming mold |
| 02/11/2009 | CN100460102C Usage of screw-bearing type jack for mold assembling and disassembling |
| 02/11/2009 | CN100460101C Coupler yoke bending forming method and apparatus thereof |
| 02/05/2009 | WO2009016938A1 Hard coating film, material covered with hard coating film, mold for cold plastic forming, and method for forming hard coating film |
| 02/05/2009 | WO2008150601A3 Durable enlarged forming tool technology |
| 02/05/2009 | US20090031780 Die clamp mechanism for press machine |
| 02/05/2009 | US20090031779 Jaw assembly |
| 02/05/2009 | DE102007036306A1 Method for manufacturing welded pipes involves the transformation of band materials with a material thickness and an outer band edge around which welding takes place |
| 02/05/2009 | DE102005045727B4 Tiefziehverfahren und Tiefziehmaschine Deep drawing process and Thermoforming Machine |
| 02/04/2009 | CN201189535Y Detachable guide pole die carrier |
| 02/04/2009 | CN201189534Y Rail node ball stamping die |
| 02/04/2009 | CN201189533Y Divided multi-curvature bent force plug |
| 02/04/2009 | CN201189532Y Multi-position adjustable stamping die |
| 02/04/2009 | CN201189531Y Improved bulging hydraulic press |
| 02/04/2009 | CN101357392A Link-plate continuous automatic molding device |
| 02/04/2009 | CN101357390A Roller mold for processing seamless steel cylinder |
| 02/04/2009 | CN101357386A Mold for parts flanged-edge formed in one piece and design method thereof |
| 02/04/2009 | CN101357385A Rack lamp, panel type lamp stamping machine and stamping technique thereof |
| 02/04/2009 | CN100457314C Figuration treatment method of extended ultralong thin walled barrel type part in automatic line |
| 02/03/2009 | US7484398 Compressive tool |
| 01/29/2009 | DE112004001928B4 Werkstücktransportvorrichtung für Pressmaschinen Workpiece-transfer device for press machines |