Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324) |
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09/22/1996 | CA2172227A1 Method for making a metal box |
09/18/1996 | EP0731738A1 Drawn and ironed cans of a metal-plastic construction and their fabrication process |
09/17/1996 | US5555761 Bodymaker tool pack |
09/12/1996 | DE19529881C1 Deep drawn sheet steel for vehicle external body |
09/11/1996 | EP0730919A2 Method of and apparatus for deep drawing |
09/11/1996 | CN1130933A Valve needle for electromagnetic valve and method of producing same |
09/05/1996 | DE19524089C1 Method of mfg. gear part of thin metal disc |
08/28/1996 | CN2233794Y Moulding machine for metal archy corrugated roof plate |
08/27/1996 | US5548885 Method of manufacturing stator for stepping motor |
08/22/1996 | WO1996025254A1 Coated aluminium foil with improved cold forming capability and package produced by using this aluminium foil |
08/22/1996 | WO1996017700A3 Wall thickness distribution in the opening section of cans |
08/22/1996 | DE19504649C1 Drawing method for stretch-forming of metal panels |
08/22/1996 | CA2187919A1 Coated aluminium foil with improved cold forming capability and package produced by using this aluminium foil |
08/21/1996 | CN2233293Y Cylinder making machine |
08/21/1996 | CN1129412A Formation method for casing of metal container |
08/15/1996 | WO1996024449A1 Deep-drawing tool with integral holding-down device |
08/15/1996 | WO1996024448A1 Process for the production of a valve housing |
08/14/1996 | EP0726186A1 Belt fixture for seat belt assembly and process for production thereof |
08/14/1996 | EP0726105A1 Mechanism and method for forming blanks |
08/14/1996 | EP0726104A2 Pressing method and pressing apparatus for the same |
08/14/1996 | EP0726103A1 Method of manufacturing a valve body |
08/14/1996 | EP0725727A1 Method of making machine-engraved seamless tube |
08/14/1996 | EP0725693A1 Method for the non-cutting production of a transmission component hub |
08/14/1996 | DE19605645A1 Mfg. machine component with outer toothing |
08/14/1996 | DE19602298A1 Method of mfr. of a vehicle wheel from circular blank by radial upsetting |
08/14/1996 | DE19545890A1 Mfg. workpiece with hub on shaping or pressure rolling machines |
08/14/1996 | DE19504264A1 Mfg. deep-drawing tools |
08/13/1996 | US5544517 Method of redrawing a predrawn coated metal can |
08/08/1996 | DE19545177A1 Rolling process for workpieces |
08/08/1996 | DE19545176A1 Forming method for rotary-symmetrical workpieces |
08/08/1996 | DE19503874A1 Tiefziehwerkzeug mit integriertem Niederhalter Deep drawing tool with integrated low-holders |
08/07/1996 | EP0724921A1 Tubular housing, in particular for a pump |
08/06/1996 | CA2105604C Seamless cylinder shell construction |
07/30/1996 | US5540075 Method and apparatus for shock release of thin foil materials |
07/25/1996 | WO1996022168A1 Method and device for cold forming dished ends |
07/24/1996 | EP0722792A1 Method of sequentially manufacturing hollow knock pins |
07/24/1996 | CN1127172A Making method and technical equipment for comb of noodle rolling machine |
07/18/1996 | DE19544665A1 Acoustic damping sheet plate for use in machinery |
07/17/1996 | EP0721815A1 Can forming apparatus |
07/17/1996 | EP0721384A1 Method of forming a metal container body |
07/11/1996 | WO1996020991A1 Process for cold-forming circular aluminium blanks |
07/11/1996 | WO1996020799A1 Method for making flat components, and resulting flat components |
07/11/1996 | DE19500267A1 Verfahren zur Kaltumformung von Aluminiumronden A method for cold forming of aluminum blanks |
07/10/1996 | EP0720691A1 Valve needle for an electromagnetic valve and method of producing the same |
07/09/1996 | US5533376 Method for preparing a tubular blank having a thick wall for a following cascade drawing operation |
07/09/1996 | US5533372 Controlled material flow hydroforming |
07/09/1996 | US5533261 Method for producing a vehicle wheel |
07/04/1996 | WO1996020050A1 Method of manufacturing internally geared parts |
07/04/1996 | DE4446919A1 Verfahren zur Herstellung von innenverzahnten Teilen A process for producing internally toothed parts |
07/04/1996 | CA2209121A1 Method of manufacturing internally geared parts |
07/04/1996 | CA2166443A1 Tubular housing, in particular for a fuel pump |
06/27/1996 | WO1996019912A1 An environmentally desirable method of manufacturing printed circuits, printed circuits made thereby and associated apparatus |
06/26/1996 | EP0718054A1 Forming press with an elastic die |
06/25/1996 | US5529239 Spherical lng-tank and a production method for such a tank |
06/20/1996 | DE4443434A1 Wanddickenverteilung im Dosenmündungsabschnitt Wall thickness distribution in the can opening section |
06/18/1996 | US5528001 Circuit of electrically conductive paths on a dielectric with a grid of isolated conductive features that are electrically insulated from the paths |
06/13/1996 | WO1996017700A2 Wall thickness distribution in the opening section of cans |
06/12/1996 | EP0716363A2 Machine tool equipped with marking apparatus |
06/12/1996 | EP0715909A2 Method and apparatus for press-forming a tubular container |
06/12/1996 | EP0715908A2 Method of manufacturing a cup-shaped article |
06/05/1996 | EP0714714A2 Method for press-forming a tubular container |
06/05/1996 | CN2228386Y Index lathe and planer tool |
06/04/1996 | US5522248 Method of forming a metal container body |
06/04/1996 | US5522133 Coining method for bonding pad surface |
05/30/1996 | DE4442465A1 Verfahren zum Herstellen eines Fahrzeugrades im Fließdrückverfahren A method of manufacturing a vehicle wheel in the flow-forming process |
05/29/1996 | EP0713761A1 Method and apparatus for changing diaphragm in a pressure cell type press |
05/28/1996 | US5519934 Method and apparatus for local forming of brittle material |
05/21/1996 | US5517759 Method of making a variable off-set full face wheel |
05/15/1996 | EP0711212A1 Method for producing a full face fabricated vehicle wheel |
05/09/1996 | WO1996013347A1 System for constricting a tube wall |
05/09/1996 | DE19513634A1 Method of mfg. rotationally symmetrical steel workpiece |
05/09/1996 | DE19513633A1 Pressure roller for cutting oblique slots in rotationally symmetric workpieces |
05/09/1996 | CA2202681A1 System for constricting a tube wall |
05/02/1996 | WO1996012576A1 Method and apparatus for shock release of thin foil materials |
05/01/1996 | EP0709552A2 Temperature control in an ultra light engine valve |
04/25/1996 | DE4437212A1 Flow turning machine used in the mfr. of rotationally symmetrical sheet metal components |
04/24/1996 | CN1031628C Die for local reducing of metal tube |
04/18/1996 | DE4436515A1 Method for producing an externally toothed gear unit for the motor-car industry |
04/17/1996 | EP0505562B1 Fabricating one-piece can bodies with controlled sidewall elongation |
04/16/1996 | CA2095679C Aluminum plate excellent in formability |
04/11/1996 | DE19536036A1 Index feed machining system, e.g. for stamping, bending and cold drawing processes. |
04/09/1996 | US5505071 Apparatus and method for retention of thin foils during forming |
04/09/1996 | US5505068 Method and apparatus for shaping hollow-section workpieces |
04/04/1996 | DE4435070A1 Hydraulic deep drawing press for the prodn. of sinks, esp. double sinks |
03/27/1996 | CN1119136A Method for starting continuous casting in continuous slab casting and method for setting a dummy bar prier to the start of casting of continuous slab casting |
03/26/1996 | US5501092 Die-punch machine |
03/26/1996 | CA2104062C Spin flow necking cam ring |
03/20/1996 | CN1118721A Press forming device |
03/13/1996 | EP0700735A2 Press working method including step of strengthening local portion of blank |
03/13/1996 | EP0700323A1 Radial extrusion process combined with inside tube ironing |
03/13/1996 | CN2222017Y Die for pipe working |
03/07/1996 | WO1996006760A1 Belt fixture for seat belt assembly and process for production thereof |
03/07/1996 | WO1996006697A1 Constant volume hydraulic stamping method |
03/07/1996 | DE4431500A1 Method and appts. for producing rotationally symmetric metal workpiece by spinning |
03/07/1996 | CA2197318A1 Constant volume hydraulic stamping process |
03/06/1996 | EP0699516A1 Diaphragm for pressure cell type forming press and method for its manufacture |
03/06/1996 | EP0699489A1 Method of forming thin plate and its forming die |
03/06/1996 | EP0364596B1 METHODS FOR PRODUCING Zn-Ni ALLOY-PLATED STEEL SHEET HAVING EXCELLENT PRESS MOLDABILITY |
03/06/1996 | CN1118150A Container end closure |
02/29/1996 | WO1996005923A1 Wiping unit for ram of bodymaker |