| Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324) |
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| 06/09/2011 | DE19830817B4 Verfahren zum Umformen eines Werkstücks durch Drückwalzen A method of forming a workpiece by flow-forming |
| 06/09/2011 | DE102009056315A1 Streckziehvorrichtung und Verfahren zum Streckziehen eines Werkstücks sowie streckgezogenes Teil Stretch-forming apparatus and method for stretch forming a workpiece and stretch-drawn part |
| 06/09/2011 | DE102007038784B4 Verfahren zum Herstellen eines topfförmigen Gehäuseteils sowie topfförmiges Gehäuseteil als Nabenteil eines Hybridantriebs A method of producing a pot-shaped housing part and a pot-shaped housing part as a hub portion of a hybrid drive |
| 06/08/2011 | EP2329897A1 Pressed body |
| 06/08/2011 | EP2329895A2 Press and tool with holding device for a workpiece |
| 06/08/2011 | CN201859447U Die storehouse identification device used for numerical control turret type multi-station punch |
| 06/08/2011 | CN201855864U Numerical control guide rail hydraulic double-motion stretcher |
| 06/08/2011 | CN102086879A Fan |
| 06/08/2011 | CN102086798A Double-layer steel plate protection cover of automotive exhaust manifold and synchronous drawing forming process thereof |
| 06/08/2011 | CN101745784B Simple forming process of seal head for titanium alloy cylinder |
| 06/08/2011 | CN101695730B Rapid translation-type die changing mechanism of multi-site numerical control punch press |
| 06/08/2011 | CN101417304B Method for producing sample-piece mold using cement |
| 06/08/2011 | CN101300091B Method for forming image pattern on surface of metallic glass member, apparatus for forming image pattern, and metallic glass member having image pattern on its surface |
| 06/07/2011 | US7954353 Method and device for testing the quality of a metallic coating |
| 06/07/2011 | CA2640691C Method of producing ultra thin wall metallic tube by cold drawing process |
| 06/03/2011 | WO2011064098A1 Chipless produced bearing shell |
| 06/01/2011 | EP2327503A1 Method and device for structuring a solid body surface with a hard coating with a first laser with pulses in the nanosecond field and a second laser with pulses in the pico- or femtosecond field |
| 06/01/2011 | EP2327502A1 Method and device for structuring a solid body surface with a hard coating with a laser using mask and diaphrag |
| 06/01/2011 | DE102009056199A1 Method for deep-drawing aluminum sheet, involves inserting semi-finished product into work piece retainer of forming tool and heating surface area of work piece retainer before inserting semi-finished product by inductive heating device |
| 06/01/2011 | DE102009056142A1 Spanlos hergestellte Lagerschale Produced without cutting bearing shell |
| 06/01/2011 | CN201848468U Connecting rod-type four-spinning wheel synchronous numerical control powerful spinning machine |
| 06/01/2011 | CN102084011A Method for shaping from a blank of a hardening material with differential cooling |
| 06/01/2011 | CN102078899A Pressing mold for large tee tube |
| 06/01/2011 | CN102078896A Stretch-forming device and method for stretch forming a workpiece and stretch-formed part |
| 06/01/2011 | CN102078895A Method for forming large complex thin-wall shell with circumferential inner ribs |
| 06/01/2011 | CN101722232B High-precision die box forming device |
| 06/01/2011 | CN101564748B Liquefied gas steel cylinder seal head molding punching hole composite die device |
| 06/01/2011 | CN101406916B Method for producing S type flanging of metal heat-insulating protecting component |
| 06/01/2011 | CN101347810B Nc incremental magnesium alloy sheet thermoforming method and heating mechanism thereof |
| 06/01/2011 | CN101269456B Process for manufacturing steel spoke |
| 06/01/2011 | CN101091973B Punching method, and punching installation of using the method |
| 05/31/2011 | US7950261 Method and apparatus for press forming sheet material |
| 05/26/2011 | US20110123904 Separator for fuel cell and manufacturing method of the same |
| 05/26/2011 | US20110121639 Press-forming method of tubular part having cross section of irregular shape, and tubular part having cross section of irregular shape formed by the press-forming method |
| 05/26/2011 | US20110121569 Standing seam connectors for ducting |
| 05/26/2011 | US20110121216 Method and arrangement for winding a winding wire onto a winding body and associated magnet assembly for a solenoid valve |
| 05/26/2011 | DE102009052912A1 Metallic component for bicycle, has grid of hexagonal bulge parts made of natural materials and provided in honeycomb structure or tortoise shell structure |
| 05/25/2011 | EP2324938A1 Method and thermal recasting assembly for producing a hardened, thermally recast workpiece |
| 05/25/2011 | CN201841219U Punching machine safety device and punching machine |
| 05/25/2011 | CN201841206U Forming die of right-angle type branch pipe |
| 05/25/2011 | CN201841197U Punch press capable of forming metal powder on upper side and lower side of coil |
| 05/25/2011 | CN102069383A Shaping system for integrally cutting, crimping and pressing edge |
| 05/25/2011 | CN102069122A Rolling locking notch technology for cylindrical roller copper retainer |
| 05/25/2011 | CN102069121A Spinning method of variable diameter pipe dieless floating rolling ball and fixture |
| 05/25/2011 | CN101614227B Gas-liquid force increasing mechanism |
| 05/25/2011 | CN101542003B Structural member for automobile, two-wheel vehicle or railway vehicle excelling in shock absorption performance, shape fixability and flange portion cuttability and process for manufacturing the same |
| 05/25/2011 | CN101497099B Spin forming mandrel with transversal inner rib component |
| 05/19/2011 | DE102009053366A1 Method for manufacturing profile component, particularly structure part for motor vehicle body, involves preparing output plate from sheet metal material |
| 05/19/2011 | DE102009053365A1 Complex and pre-finished sheet metal shaped part i.e. motor vehicle body part, producing method, involves shaping surface section of blank and inhibiting continued flow of sheet metal material to edge-close section |
| 05/18/2011 | CN201836493U Tap connecting piece, stretching housing of tap connecting piece and tap |
| 05/18/2011 | CN201836132U Pressurization system of three-way pipe forming machine |
| 05/18/2011 | CN201832919U Drawing machine mechanism |
| 05/18/2011 | CN201832907U Drawing mold of left and right rear-wheel covers for automobile |
| 05/18/2011 | CN201832902U Convex beating mold for bimetal support stamping workpiece |
| 05/18/2011 | CN102066615A Plated steel sheet and method of hot-pressing plated steel sheet |
| 05/18/2011 | CN102059300A Structure of machine tool for manufacturing flange |
| 05/18/2011 | CN102059292A Multi-trough integral stretching die for stainless steel troughs |
| 05/18/2011 | CN102059286A Structure of novel channel steel cutting die |
| 05/18/2011 | CN102059285A Automatic feeding punch press |
| 05/18/2011 | CN102058275A Method for manufacturing mat |
| 05/18/2011 | CN101676066B Realization process of curved surface mesh metal plate deep notch sculpt |
| 05/17/2011 | CA2479090C Method and forming machine for working a workpiece |
| 05/13/2011 | CA2720808A1 A method of forming a component of complex shape from sheet material |
| 05/12/2011 | WO2011055416A1 Hot press mold, temperature measuring device, and hot press molding method |
| 05/12/2011 | WO2011054575A1 Process for producing components having regions of differing ductility |
| 05/12/2011 | DE202011001234U1 Tiefziehvorrichtung und mit der Tiefziehvorrichtung hergestellte Wanne Deep-drawing device and produced with the deep-drawing apparatus tub |
| 05/12/2011 | DE102010033399A1 Apparatus for incrementally forming blank made of metal, plastic or composite material into component, has partial positive part with set of flat profiles, where angle profile with few flat profiles provides corner joint |
| 05/12/2011 | DE102009052408A1 Verfahren zur Bearbeitung eines Werkstücks A method for machining a workpiece |
| 05/11/2011 | CN201823824U Working part of local drawing and forming mould of automobile longitudinal beam front section rear cover plate |
| 05/11/2011 | CN201823809U Die set for forming two workpieces by spinning |
| 05/11/2011 | CN201823808U Allotypic pipe orifice part molding device for bathrooms |
| 05/11/2011 | CN102051727A Continuous production method and production line of flat steel heald |
| 05/11/2011 | CN102049665A Preparation method of Ni-Cr-Mo corrosion-resistant alloy cylindrical piece |
| 05/11/2011 | CN102049451A Method for superposing and punching metal material and non-metal material |
| 05/11/2011 | CN102049447A Drawing mould special for metal manifolds |
| 05/11/2011 | CN102049446A Variable-procedure stamping die for positive and negative stretching of parts |
| 05/11/2011 | CN102049441A Production device for downwardly drawing of metal manifold |
| 05/11/2011 | CN102049440A Rotary operating platform type axial-rolling rolling machine |
| 05/11/2011 | CN101695817B Installation structure of two main transmission actuating motors in punching machinery |
| 05/11/2011 | CN101693339B Production method of plain thrust bearing retainer and special die thereof |
| 05/11/2011 | CN101664784B Processing method of arc groove on plunger type variable pump chuck and used die |
| 05/11/2011 | CN101623810B Processing method for stamping clamping components of fan motor swing seat |
| 05/11/2011 | CN101520286B Inside supporter of uniform temperature plate and production method thereof, and uniform temperature plate |
| 05/11/2011 | CN101323179B Press forming mold and method of cup shell |
| 05/10/2011 | US7938949 Method for producing a hardened profiled structural part |
| 05/05/2011 | WO2011050443A1 Scrap shape retention |
| 05/04/2011 | CN201818145U Locking dog driving converter for burglarproof door lock |
| 05/04/2011 | CN201815594U Structure for stamping binder surface of drawing die |
| 05/04/2011 | CN201815581U One-step method non-reinforced vessel end cold spinning machine |
| 05/04/2011 | CN102046764A Aqueous coolant for the DI forming of laminated metal sheets and process for the DI forming of laminated metal sheets |
| 05/04/2011 | CN102044714A Lithium ion battery, preparation method and manufacturing die thereof |
| 05/04/2011 | CN102039523A Metal forming equipment with combined action of spinning and hot extrusion |
| 05/04/2011 | CN102039520A Manufacturing method of aluminium alloy heat exchanger for gas water heater |
| 05/04/2011 | CN102039362A Automatic thread molding equipment of thin-wall pipes |
| 05/04/2011 | CN102039345A Extrusion forming die for thick-wall butt welding tee joint and process for manufacturing tee joint |
| 05/04/2011 | CN102039342A Hydromechanical drawing process and machine |
| 05/04/2011 | CN102039340A Automatic stamping integrated processing equipment |
| 05/04/2011 | CN102039339A Hydraulic punching machine for punching minitype precision part |
| 05/04/2011 | CN101664785B Combined mold applied to lubricating micro-forming process for depositing diamond-like coating |
| 05/03/2011 | US7934410 Expanding die and method of shaping containers |