Patents for B21J 9 - Forging presses (2,855)
01/1980
01/22/1980US4184217 Pinch-pointing machine
12/1979
12/04/1979CA1067318A1 Self-centering punch for billet centering machine or the like
11/1979
11/27/1979US4175417 Workpiece forming machine
09/1979
09/11/1979CA1061976A1 Eccentric press
06/1979
06/12/1979CA1056224A1 Method and apparatus for the shock pressure shaping
05/1979
05/08/1979US4152921 Method and apparatus for the shock pressure shaping
04/1979
04/10/1979US4148209 Forging press
03/1979
03/27/1979US4145908 Incremental hot sizing of titanium
03/20/1979US4144736 Die forging press
03/07/1979EP0000943A1 Device for making through-holes in metal blocks
02/1979
02/20/1979US4140001 Power crimping tool
02/06/1979US4137748 Wedging structure for presses or the like
01/1979
01/23/1979US4135611 Press drive clutch with brake
12/1978
12/19/1978US4130005 High speed ball header
12/12/1978US4129022 Piercing a solid billet
11/1978
11/28/1978US4127019 Hydraulic press crosshead control system
10/1978
10/24/1978CA1040897A1 Ring forging apparatus for forming and enlarging large rings
10/17/1978CA1040399A1 Installation for hot crimping on a production line_
08/1978
08/22/1978US4107972 Dies for forging and trepanning large diameter couplings and method of forging and trepanning couplings
08/08/1978US4104899 Pneumatic buffering system
08/01/1978US4103530 Self-centering punch for billet centering machine or the like
07/1978
07/25/1978US4102174 Multi-track machine press
07/18/1978US4100638 Forging machine
07/04/1978US4098105 Method and apparatus for setting the value of the forging dimension in forging presses using V-dies as forging tools
06/1978
06/27/1978US4096730 Forging press and method
06/13/1978US4094178 Methods for continuous extrusion
05/1978
05/09/1978US4088000 Hot forging machine having die preheating unit
04/1978
04/18/1978US4084419 Method for manufacturing annular metal workpieces
03/1978
03/21/1978US4079474 Driving mechanism for transfer finger of bolt forming header
02/1978
02/14/1978US4073180 Ring forging apparatus for forming and enlarging large rings
01/1978
01/31/1978US4070740 Continuous production hot-setting installation
01/24/1978US4069700 Screw press
01/24/1978US4069698 Arrangement for forming form pieces by point rolling
12/1977
12/27/1977US4064733 Press
09/1977
09/13/1977US4047415 Apparatus for shaping the end of a hollow tube
08/1977
08/30/1977US4044588 High speed ball header
08/16/1977US4041755 Method and devices for forging single crank throws of semi-built up crankshafts
07/1977
07/05/1977US4033250 Pneumatic buffering system
06/1977
06/21/1977US4030336 Hydraulic protection device for presses
05/1977
05/17/1977US4023393 Eccentric press
05/17/1977US4023225 Method of fabrication of headed-shank parts from high-strength two-phase titanium alloys
05/10/1977US4022052 Stamping press with augmented power stroke
03/1977
03/29/1977US4014202 Crimping apparatus
11/1976
11/23/1976US3992920 Wedge press
11/23/1976US3992917 Forging machine
11/09/1976US3990286 Piece working machine for the production of punches and/or matrices
11/09/1976US3990285 Method of and apparatus for shaping articles by rolling
10/1976
10/05/1976US3983738 Crank press drive
08/1976
08/10/1976US3973595 Arrangement for actuating mechanically independent valves in a pressure fluid system
08/10/1976US3973427 Mold changing apparatus for a press machine
08/03/1976US3972216 Reciprocating press
06/1976
06/29/1976US3965716 Device for swage-forging shafts
04/1976
04/06/1976US3948077 Forging press with independent hammer-position adjustment and overload protector
03/1976
03/23/1976US3945206 Control system for hydraulic presses comprising a plurality of press rams
02/1976
02/17/1976US3938362 Apparatus for the plastic working of material
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