B23F 1/08
Making gear teeth by tools of which the profile matches the profile
Official title: by broaching; by broach-milling
B23F1/08 (Making gear teeth by tools of which the profile matches the profile) appears on 20 US grants and 11 published applications in this corpus.
Search patents in B23F- Granted patents
- 20
- Published applications
- 11
- Assignees
- 14
- Inventors
- 32
- Latest grant
- 12 Oct 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Broach12 Oct 2021US 11,141,803 B2Mitsubishi Materials Corporation
- Pot broaching tools and methods for remanufacture-forming pot broaching tools29 Dec 2020US 10,875,113 B2EST Tools Co., Ltd.
- Roller screw mechanism with integrated ring gears and associated manufacturing method7 Aug 2018US 10,041,573 B2Aktiebolaget Skf
- Groove manufacturing method4 Apr 2017US 9,611,535 B2Bombardier Recreational Products Inc.
- Helical broach for roughing16 Jul 2013US 8,485,763 B2Mitsubishi Heavy Industries, Ltd.
- Broach24 Sep 2020US 2020/0298326 A1Mitsubishi Materials Corporation
- Pot broaching tools and methods for remanufacture-forming pot broaching tools30 Jul 2020US 2020/0238410 A1EST Tools Co., Ltd.
- Pot broaching tools and methods for remanufacture-forming pot broaching tools11 Jun 2020US 2020/0180055 A1EST Tools Co., Ltd.
- Roller screw mechanism with integrated ring gears and associated manufacturing method31 Mar 2016US 2016/0091068 A1Aktiebolaget Skf
- Groove manufacturing method5 Mar 2015US 2015/0059930 A1Bombardier Recreational Products Inc.
Most cited
By later US patents
- Method of forming a rack member18US 4,641,406 ACam Gears Limited · 1987
- Broaching apparatus and method for producing a gear member with tapered gear teeth9US 7,326,012 B2GM Global Technology Operations LLC · 2008
- Tapered spline and method of manufacturing same6US 4,343,563 ACaterpillar Tractor Co. · 1982
- Method and apparatus for broaching6US 4,401,401 A1983
- Loading/unloading system for broaching machine6US 5,315,750 AUtica Enterprises, Inc. · 1994