Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324)
06/1995
06/01/1995CA2154458A1 Draw-processing of can bodies
05/1995
05/31/1995CN1028618C Method and apparatus for forming, reforming and curling shells in single press
05/24/1995EP0654312A1 Device and method for the forming of corrugated sheets having flat parallel marginal portions
05/24/1995DE4339290A1 Verfahren und Werkzeug zum Herstellen von Rohr-T-Stücken mit gekrümmtem Abzweig aus Rohrstücken nach dem Innenhochdruck-Umformverfahren Method and tool for making pipe tees with a curved branch of pipe sections according to the internal high pressure forming
05/24/1995DE4338828A1 Method for automatic process-optimal control of deep drawing on presses and corresponding deep drawing press
05/24/1995CN1028498C Method and apparatus for forming container with profiled bottom
05/23/1995US5417097 Process and apparatus for press forming
05/17/1995EP0653455A1 Film for metal lamination
05/17/1995CN2197144Y Hydraulic press-brim apparatus for elbow-pole
05/10/1995CN1102364A A die-punch machine
05/09/1995US5413073 Ultra light engine valve
04/1995
04/26/1995EP0650316A1 Method and apparatus for forming multi-level feature in an object
04/26/1995EP0649689A1 Method and device for making compression fittings
04/26/1995EP0649354A1 Two stage die set
04/25/1995US5409130 One-piece draw-process can bodies
04/25/1995US5408859 Method of distributing torque between multiple press modules
04/19/1995EP0648600A2 Laminated draw-formed container having excellent flavor-retention and shock resistance
04/18/1995US5406823 Method of producing a main frame for a shipping container
04/13/1995DE4334220A1 Method for the production of a tubular hollow body and a press for carrying out such a method
04/05/1995EP0646428A1 Process and device for the internal and/or external coating of metal sheet for three-part can bodies
03/1995
03/30/1995WO1995008411A1 Method of sequentially manufacturing hollow knock pins
03/29/1995CN1100677A Process for local radial contraction for metal tube
03/28/1995US5400635 Can forming apparatus
03/28/1995US5400630 Method for producing regenerated cylinder, method for producing regenerated electrophotography photosensitive drum employing the method, and bulging apparatus for the methods
03/21/1995US5398572 Press die assembly and method for producing the same
03/15/1995EP0643249A2 Pressure hose fitting and its manufacturing process
03/14/1995US5396788 Silicon nitride reinforced with carbon wiskers, production of aluminum cans
03/14/1995CA2020282C Strip or portion thereof for drawing or redrawing, and use thereof
03/07/1995US5394727 Method of forming a metal container body
03/02/1995WO1995005907A1 Method for positioning a work in a spinning machine and spinning machine for producing light-alloy wheels
03/01/1995CN1099485A Method of forming gold photo
02/1995
02/28/1995US5392629 Method and apparatus for forming multi-level features in an object
02/23/1995WO1995005253A1 Method of forming a metal container body
02/15/1995EP0638376A1 Device for controllable greasing of work pieces with greasing rolls driven by a motor with a belt drive and a primary shaft
02/14/1995US5390127 Method and apparatus for predicting post-buckling deformation of sheet metal
02/14/1995US5389452 Aluminum plate excellent in formability
02/14/1995US5388474 Clutch drum and apparatus for manufacturing same
02/08/1995CN2189018Y Multi-function die for stamping broad thin sheet
02/01/1995CN1098034A Method for punching arc sheetmetal
01/1995
01/31/1995US5384949 Torque transmitting structure and method of manufacture
01/19/1995WO1994026437A3 Radial extrusion process combined with inside tube ironing
01/17/1995US5381681 Machine with an adjusting device located in a movable machine part
01/17/1995CA2055273C Method and apparatus of forming a one-piece core cap stamping with keyway
01/03/1995US5379227 Method for aiding sheet metal forming tooling design
01/03/1995US5377520 Method and device for inserting sheet bars into drawing tools
12/1994
12/14/1994EP0629009A1 Battery can, sheet for forming battery can, and method for manufacturing sheet
12/14/1994EP0512984B1 Method and apparatus for processing containers
12/13/1994US5372027 Controlled material flow hydroforming
12/13/1994US5372026 Apparatus and method for hydroforming sheet metal
12/08/1994WO1994027759A1 Improved lubrication system for container fabricating ironer
12/08/1994DE4318754A1 Method of making a bottom on a bottle blank
12/07/1994EP0627303A1 Rotary forming apparatus for carton blank and method of manufacturing same
12/07/1994CN1026868C Precision forming method of thin-wall cylindrical elements
12/01/1994DE4400257C1 Metal spinning method for the chipless production of a hub of a gearing component having the hub
11/1994
11/30/1994CN1095649A Rotary forming apparatus and method
11/29/1994US5367903 Alkali metal phosphates as drawing aids for metals to form tools or sheets
11/24/1994WO1994026809A1 Film for metal lamination
11/24/1994WO1994026437A2 Radial extrusion process combined with inside tube ironing
11/10/1994WO1994025198A1 Method for producing a full face fabricated vehicle wheel
11/10/1994DE4312287C1 Stackable drawn parts and a tool for the drawing of these
11/08/1994US5361619 Process and apparatus for press forming
11/08/1994US5361617 Device for drawing sheet material on a drawing die composed of elastically yieldable material
11/02/1994EP0622132A1 Device for and method of moulding a special steel diaphragm for vacuum insulation elements
11/02/1994EP0621812A1 Process for manufacturing a formed body made by pressing or deep-drawing
11/02/1994EP0425704B1 Manufacture of drawn/ironed can
11/01/1994US5360649 Thickness-reduced draw-formed can
10/1994
10/27/1994DE4313648A1 Process and apparatus for the production of seamless tubes by pressure-rolling
10/26/1994EP0621380A1 Metal reinforcement for the reinforcement of concrete structures, and process and device for making the same
10/26/1994EP0621091A1 A method of forming a tubular member
10/26/1994CN1094123A Ultra light engine valve
10/25/1994US5357779 Can body maker with magnetic ram bearing and redraw actuator
10/21/1994CA2121656A1 Concrete structure reinforcement, fabrication process and device used therefore
10/19/1994EP0620380A1 A torsional vibration damper and a method for manufacturing the same
10/19/1994CN1093782A Method for manufacturing a brake shoe
10/18/1994US5355709 Methods and apparatus for expansion reforming the bottom profile of a drawn and ironed container
10/18/1994US5355705 Process for controlling the revolving path motions of the spinning roller of a spinning lathe, and spinning lathe for performing the process
10/18/1994CA1332542C Method and apparatus for wheel manufacture
10/13/1994WO1994022612A1 Stiffening bulging
10/13/1994WO1994019246A3 Container end closure
10/13/1994CA2160000A1 Dent profiling
10/12/1994EP0619419A1 Ultra light engine valve
10/12/1994CN1093502A Method of manufacturing stator for stepping motor
10/05/1994EP0618660A1 Method of manufacturing stator for stepping motor
09/1994
09/28/1994EP0616858A1 Process and apparatus for forming profiled hollow workpieces
09/27/1994US5349837 Method and apparatus for processing containers
09/27/1994CA2119624A1 Method and apparatus for shaping hollow-section workpieces
09/21/1994EP0615479A1 Lightweight ram for bodymaker
09/20/1994US5347839 Draw-process methods, systems and tooling for fabricating one-piece can bodies
09/20/1994US5347838 Forming die for thin plate
09/15/1994WO1994020236A1 Tooling apparatus and method for high speed production of drawn metal cups
09/15/1994WO1994020235A1 Method for the non-cutting production of a transmission component hub
09/15/1994WO1994020234A1 Method of forming tubular members
09/15/1994WO1994019962A1 Metal mould for making a frozen confectionery product and a method for making the mould
09/15/1994CA2146570A1 Metal mould for making a frozen confectionery product and a method for making the mould
09/14/1994EP0614711A1 Process and device for drawing metallic blanks for the manufacture of so-called deep drawn pieces
09/14/1994CN1092123A Method for making central shuttle of sewing machine
09/13/1994US5345676 Method for producing a full face fabricated vehicle wheel
09/07/1994EP0613740A1 Process and hydraulic press for the pressing of sheets
09/07/1994EP0380662B1 Method of manufacturing draw-formed container
09/06/1994US5344508 High speed solidification; forward or back spinning; maintaining undeformed section to offset starting