Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804)
05/1996
05/30/1996DE4441442A1 Changing mechanism in driven tool carrier for presses
05/28/1996US5519932 Multi-stage automatic press and assembly machine
05/22/1996EP0712676A1 An installation for cutting a knife material
05/22/1996CN2227632Y High Efficiency chain-pushing conveyer
05/09/1996DE4436848A1 Applicator for fluid mediums, esp. lubricants on workpieces
05/07/1996US5513972 Surface generating device suitable for generating a die, mold or fixture surface
05/01/1996EP0708701A1 Rotary cutting die and method for using same
05/01/1996CN2225914Y Mould for processing aluminium section
04/1996
04/30/1996US5511406 Split cushion pin system for rolling bolster
04/16/1996US5507168 Apparatus for bending a strip material
04/10/1996EP0705658A1 Device for machining workpieces
04/05/1996CA2159683A1 Device for the machining of workpieces
04/03/1996CN2223660Y Flotation guiding edge cutting equipment for metal cold forming machine
03/1996
03/27/1996CN2223151Y Coal-burning lateral spray heating slot-type furnace
03/26/1996US5501092 Die-punch machine
03/20/1996CN1118721A Press forming device
03/13/1996CN2222018Y Die for extrusion of aluminium door and window
03/13/1996CN2222017Y Die for pipe working
03/06/1996EP0699488A1 Apparatus for bending blade material
02/1996
02/29/1996WO1996005923A1 Wiping unit for ram of bodymaker
02/29/1996CA2198349A1 Wiping unit for ram of bodymaker
02/28/1996EP0662870A4 Can tooling components.
02/28/1996CN1117410A Multi-stage automatic press and assembly machine
02/15/1996WO1996004085A1 An apparatus for retaining tools
02/15/1996DE4426907A1 Machine for forming parts for wrought iron prods.
02/14/1996CN1116568A Method for mfg. mould by coating technique
02/07/1996CN2219167Y Mould for shaping front forks of bicycle
01/1996
01/31/1996EP0694353A2 Improved die tooling for metal working
01/31/1996EP0694348A1 Method and press for producing large tubes from metal sheet
01/31/1996CN1115969A Die management method for a punch press machine
01/30/1996US5487296 For use in a power press
01/10/1996CN2216874Y Structure-improved mould for aluminium utensil formation
01/10/1996CN2216873Y Corrugated sheet double peak forming mould
01/03/1996CN1114245A Omnibearing machining machine for hexagon and octagon structures
12/1995
12/27/1995EP0688611A1 Device for greasing strips or plates, comprising quickly interchangeable greasing rollers
12/26/1995US5478301 Punch press system
12/26/1995US5477722 Can tooling components
12/19/1995US5476546 Apparatus for applying lubricant pattern to a sheet work piece
12/07/1995WO1995032821A1 Method of exchanging dies for press
11/1995
11/23/1995WO1995031317A1 Rotary cutting die and method for using same
11/22/1995CN2213031Y Punching die set
11/21/1995US5468136 Clamping apparatus
11/21/1995US5467626 Integral forming die system for superplastic metal forming
11/14/1995US5466207 For cutting a workpiece
11/14/1995US5465602 Press die assembly
11/14/1995US5465600 Die assembly
11/14/1995US5465473 Method of providing a toolholder body guide for punch presses
11/14/1995CA2042679C Rack and die mover
10/1995
10/31/1995US5463558 Method for designing a binder ring surface for a sheet metal part
10/24/1995US5460024 Apparatus for drawing and ironing metallic or metalloplastic cans
10/18/1995EP0527805B1 Ball lock punch retainer
10/17/1995US5457892 For use with a stamping die
10/11/1995EP0676279A1 Press forwardly feed die of metallic gasket
09/1995
09/28/1995DE4409658A1 Stamping machine tooling combination
09/20/1995CN2207892Y Precise lubricant oil feeder for plate punching shear
09/19/1995US5451195 Turret punch press with a die exchanging device
09/12/1995CA1336982C Whisker reinforced ceramic material working tools
08/1995
08/30/1995CN2206167Y Special-shaped section-bending forming die
08/23/1995CN1107090A Die making method
08/22/1995US5443436 Automatic exchanging device of cross bar of transfer feeder and control system therefor
08/10/1995DE4403691A1 Movable tool carrier for presses
08/10/1995DE19500245A1 Design of jack contact surface in sheet metal press
07/1995
07/27/1995DE19500614A1 Turret punch press machine
07/20/1995WO1995019234A1 Process for the manufacture of stamping and sizing tools based on a master mould
07/19/1995EP0662870A1 Can tooling components
07/11/1995CA2083098C Cassette changing apparatus for index-feed machining systems
07/05/1995EP0530375B1 System for working on plate material
06/1995
06/29/1995DE4444858A1 Hole punching machine with multiple tool groups
06/28/1995CN2201996Y Guiding-pin safe locker for mold
06/28/1995CN2201995Y Rotary mould support
06/27/1995US5427349 Adjustable base assembly
06/21/1995EP0536412B1 Method of changing tools in punch press machine
06/21/1995CN2201189Y Stamping mould for easy-to-pressure sealing cap
06/14/1995EP0657231A1 Band plate bending apparatus
06/14/1995EP0657227A1 Device for greasing strip or plate-like workpieces
06/14/1995CN2200493Y Piston cold-stamping mould
06/13/1995US5424101 Method of making metallized epoxy tools
06/13/1995US5423202 Transfer press
05/1995
05/31/1995EP0655425A1 Fabricating an aluminum article
05/31/1995CN1028618C Method and apparatus for forming, reforming and curling shells in single press
05/30/1995CA2132886A1 Fabricating an aluminum article
05/24/1995EP0654312A1 Device and method for the forming of corrugated sheets having flat parallel marginal portions
05/23/1995US5417097 Process and apparatus for press forming
05/16/1995US5415022 Modular tooling box with a removable cover for a stamping and forming machine
05/10/1995CN1102364A A die-punch machine
05/04/1995WO1995011767A1 A system for producing bent sheet-metal articles and components of the system
05/04/1995DE4409783C1 Device for greasing workpieces of strip or billet shape having greasing rolls which can be quickly exchanged
05/02/1995US5410904 Bending press having die storage section
04/1995
04/27/1995WO1995011098A1 Die management method for a punch press machine
04/19/1995EP0648556A1 A die exchanging device
04/12/1995CN2194226Y Adjustable double-face liquid cylinder oil feeding machine
04/12/1995CN2194225Y Kickback type air inflation die
03/1995
03/30/1995WO1995008416A1 Process for rapidly forming laminated dies and said dies
03/30/1995DE4332915A1 Device for greasing workpieces
03/30/1995DE4332818A1 Device for greasing strip- or plate-shaped workpieces
03/29/1995CN2193211Y Movable self-balancing air cushion apparatus
03/28/1995US5402366 Method and apparatus for simulating a mechanical operation
03/21/1995US5398572 Press die assembly and method for producing the same
03/16/1995DE4330674A1 Device for transporting and handling tool parts
03/15/1995EP0642854A1 Machine tool with a control device for a functional part