| Patents for B23F 21 - Tools specially adapted for use in machines for manufacturing gear teeth (1,733) |
|---|
| 06/24/1980 | US4208773 Burnishing rack |
| 06/03/1980 | US4205932 Inserted-blade cutter assembly |
| 05/13/1980 | US4202222 Method for preparation of spherical hob for generation of gear |
| 04/15/1980 | US4198184 Endless chain apparatus for forming spur and helical gears |
| 04/08/1980 | US4197039 Combined hob |
| 04/08/1980 | US4197038 Face milling cutter head with rod-shaped cutters |
| 03/06/1980 | WO1980000318A1 Endless chain apparatus for forming gears |
| 02/12/1980 | US4188161 Milling cutter with inset cutting blades |
| 11/20/1979 | US4174914 Spherical hob for generating gears |
| 10/09/1979 | US4170164 Profile cutter |
| 08/28/1979 | CA1061095A1 Profile cutter |
| 07/24/1979 | CA1058851A1 Cutter head assembly for gear cutting machines |
| 02/13/1979 | US4139327 Roughing gear shaper cutter |
| 01/30/1979 | US4137001 Cutter blade |
| 01/23/1979 | US4135414 Method of making inserted blade hob |
| 09/19/1978 | CA1038616A1 Versatile cutting tool for gear manufacture |
| 07/25/1978 | US4102583 Profile cutter |
| 07/25/1978 | US4102244 Pot broach |
| 06/06/1978 | US4093391 Milling cutter head for making arcuate toothing |
| 03/07/1978 | US4077164 Diamond gear hone |
| 01/17/1978 | US4068558 Device for deburring or chamfering of the face edges of gears |
| 01/03/1978 | US4066001 Skiving cutter for use in cutting internal spur gear |
| 12/27/1977 | US4065222 Pot broach |
| 12/06/1977 | US4060881 Cutter head assembly for gear cutting machines |
| 11/22/1977 | US4058938 Method and apparatus for grinding the tooth flanks of internally-toothed gear wheels |
| 08/02/1977 | US4038732 Versatile cutting tool for gear manufacture |
| 08/02/1977 | US4038730 Pot broach rings |
| 05/17/1977 | US4023246 Inserted blade hob |
| 12/07/1976 | US3995352 Gear shaving cutter |
| 06/08/1976 | US3961403 Cutter head assembly for gear cutting machinery |
| 06/01/1976 | US3960055 Shaving cutter for finishing gears |
| 05/11/1976 | US3955327 Gear polishing |
| 03/16/1976 | US3943822 Toothed tool having cutting edges on the tooth surfaces |