Patents for B21H 5 - Making gear wheels (1,111)
03/1987
03/18/1987CN85106448A Forming machine with multiple operating positions
03/11/1987EP0213880A2 Snap ring forming and grooving
03/05/1987DE3619537C1 Device for deburring or crushing the end-side toothed edges of gear wheels
03/05/1987DE3618435A1 Method for producing toothings provided on two elements, and mechanism produced according to the method
03/05/1987DE3608458C1 Machine for deburring or chamfering the end tooth edges of gears
03/03/1987US4646549 Apparatus for rolling a cylindrical blank
02/1987
02/24/1987US4644772 Snap ring forming and grooving
02/24/1987US4644771 Mill for hot rolling of bevel gears
02/10/1987US4641406 Method of forming a rack member
01/1987
01/14/1987EP0207941A1 Rotary forming machine having tie bar connection
12/1986
12/09/1986CA1214956A1 Forming machine including drive mechanism having rack and gear synchronization
10/1986
10/07/1986CA1212237A1 Gear burnishing and honing machine
07/1986
07/17/1986WO1986003996A1 Rotary forming machine having tie bar connection
06/1986
06/24/1986US4596127 Method and machine for splining clutch hubs
05/1986
05/20/1986US4589305 Composite tooth-forming rack and method for making same
05/14/1986EP0181132A2 Machines for pressure forming surface configurations on a rotary workpiece
04/1986
04/22/1986US4583271 Method and apparatus for burnishing splines and gears using synchronously rotated gears
03/1986
03/11/1986US4574605 Forming machine with multiple work stations
03/05/1986EP0173455A1 Forming machine with multiple work stations
03/04/1986CA1201329A1 Tooth forming tool for splining tubular elements
02/1986
02/25/1986US4571972 Skewed-axis cylindrical die rolling
10/1985
10/08/1985US4545708 Method for producing crowned tooth flanks on a toothed workpiece, and a machine suited therefor
10/08/1985US4545230 Rotary forming machine having tie bar connection
10/02/1985EP0156567A1 Poly-V pulley formed of sheet metal and method and apparatus for making the same
06/1985
06/04/1985US4520540 Fixture for grinding racks
05/1985
05/28/1985US4519231 Forming machine including drive mechanism having rack and gear synchronization
03/1985
03/05/1985US4502822 Machine for the precision working of tooth surfaces of toothed workpieces
12/1984
12/18/1984US4488418 Apparatus for roll sizing diameters
12/12/1984EP0127997A2 Method and machine for splining clutch hubs with close tolerance spline bellmouth and oil seal surface roundness
12/11/1984US4487047 Thin-wall spline forming
12/04/1984US4485657 Tooth forming tool and method for splining tubular elements
11/1984
11/20/1984US4483055 Secondary working apparatus
11/07/1984EP0123851A2 Method and apparatus for rolling a cylindrical blank
10/1984
10/30/1984US4479294 Secondary working apparatus
10/02/1984CA1175296A1 Thin-wall spline forming machine
09/1984
09/26/1984EP0119797A1 Forming machine including drive mechanism having rack and gear synchronization
09/25/1984US4472957 Secondary working apparatus
09/25/1984CA1174877A1 Device for accurately adjusting the relative angular position of shafts driving coldshaping wheels
09/18/1984CA1174473A1 Rack for burnishing toothed power transmission members
08/1984
08/28/1984US4467631 Apparatus for splining thin-wall power transmission sleeves
08/28/1984CA1173279A1 Tool and method for crowning teeth
05/1984
05/01/1984CA1166522A1 Rack for splining thin-wall sleeves of power transmission members
05/01/1984CA1166488A1 Loader for thin-wall spline rolling machine
02/1984
02/07/1984CA1161727A1 Hydraulic control circuit for loader of thin-wall spline rolling machine
01/1984
01/03/1984CA1159685A1 Tooth forming tools
12/1983
12/06/1983US4418454 Burnishing toothed power transmission members
12/06/1983CA1158077A1 Method and apparatus for making rotary die racks
11/1983
11/15/1983US4414780 Gear burnishing and honing machine
11/15/1983US4414729 Tool and method for crowning teeth
10/1983
10/11/1983US4408473 Gear-roller
08/1983
08/23/1983US4399678 Rack for splining thin-wall sleeves of power transmission members
08/02/1983CA1150951A1 Ring gear burnishing machine
06/1983
06/21/1983US4388818 Method and apparatus for fabricating precision teeth
05/1983
05/24/1983US4384466 Hydraulic control circuit for loader of thin-wall spline rolling machine
05/17/1983US4383428 Loader for thin-wall spline rolling machine
04/1983
04/26/1983US4380918 Thin-wall spline forming machine
04/19/1983CA1144765A1 Gear burnisher
01/1983
01/04/1983USRE31116 Rotary forming machine and tool
12/1982
12/07/1982US4362045 Tooth forming tools
11/1982
11/16/1982US4359301 Machine for the precision working, for example shaving, of tooth flanks
11/02/1982CA1134733A1 Forming machine including rotary drive mechanism
10/1982
10/13/1982EP0062441A2 Rotary forming tool and spindle therefor
10/06/1982EP0061958A1 Adjustment device for the accurate relative angular positioning of shafts driving cold-forming rolls
09/1982
09/08/1982EP0059584A2 Thin-wall spline forming machine
09/08/1982EP0059583A2 Rack for splining thin-wall sleeves of power transmission members
09/01/1982EP0058804A2 Loader for thin-wall spline rolling machine
09/01/1982EP0058800A1 Hydraulic control circuit for loader of thin-wall spline rolling machine
09/01/1982EP0058799A1 Rack for burnishing toothed power transmission members
08/1982
08/10/1982CA1129187A1 Method of forming a flex-plate and gear member from a thin metal disc
01/1982
01/26/1982CA1116957A1 Roll-through cold forming apparatus
01/12/1982US4309802 Ring gear burnishing machine
12/1981
12/29/1981US4307592 Cold rolling method and cold rolling apparatus
12/15/1981US4305190 Gear burnisher
11/1981
11/10/1981CA1112086A1 Burnishing rack
09/1981
09/29/1981CA1109709A1 Absorbent papers
08/1981
08/18/1981CA1107093A1 Loader for gear burnishing machine
08/11/1981US4282782 Method of making rotary die racks
06/1981
06/02/1981US4270375 Forming machine including rotary drive mechanism
01/1981
01/14/1981EP0022338A1 Forming machine including rotary drive mechanism
01/14/1981EP0022337A1 Method for making rotary die racks
10/1980
10/15/1980EP0017335A1 Burnishing rack
10/01/1980EP0016280A1 Loader for gear burnishing machine
07/1980
07/15/1980US4212572 Gear teeth rotary-shaving or roll-finishing machine
06/1980
06/24/1980US4208773 Burnishing rack
06/17/1980CA1079527A1 Apparatus and method and means for removing surface defects from a workpiece
06/10/1980US4206535 Loader for gear burnishing machine
04/1980
04/02/1980EP0009322A1 Absorbent papers and a process for their production
02/1980
02/19/1980US4189279 Apparatus and method for burnishing gears
01/1980
01/09/1980EP0006137A1 Cold forming apparatus
12/1979
12/18/1979US4178790 Roll-through cold forming apparatus
10/1979
10/16/1979CA1064239A1 Apparatus and method for splining power transmission members
07/1979
07/17/1979CA1058391A1 Apparatus and method for burnishing gears
06/1979
06/26/1979CA1057089A1 Machines for centerless cold rolling of gears
05/1979
05/29/1979CA1055283A1 Gear rolling equipment
03/1979
03/13/1979CA1050309A2 Rotary forming machine and tool
02/1979
02/20/1979CA1048820A1 Apparatus for finish rolling bevel pinions and gears
01/1979
01/02/1979US4132098 Cold-rolling of large diameter gears
12/1978
12/19/1978CA1044495A1 Rotary forming machine and tool
09/1978
09/26/1978US4116032 Method and apparatus for manufacturing straight or inclined toothed machine elements, especially spur gears by cold working
09/19/1978US4114415 Profile plano-type knurling machine
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