F16D 2051/001
Parts or details of drum brakes
Official title: {Parts or details of drum brakes}
F16D2051/001 (Parts or details of drum brakes) appears on 186 US grants and 133 published applications in this corpus.
Search patents in F16D- Granted patents
- 186
- Published applications
- 133
- Assignees
- 95
- Inventors
- 329
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 4 |
| 2002 | 11 | 5 |
| 2003 | 2 | 3 |
| 2004 | 7 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 5 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 2 | 3 |
| 2012 | 5 | 3 |
| 2013 | 4 | 4 |
| 2014 | 3 | 5 |
| 2015 | 3 | 8 |
| 2016 | 7 | 5 |
| 2017 | 5 | 7 |
| 2018 | 7 | 15 |
| 2019 | 9 | 5 |
| 2020 | 6 | 11 |
| 2021 | 7 | 9 |
| 2022 | 7 | 10 |
| 2023 | 9 | 6 |
| 2024 | 7 | 7 |
| 2025 | 6 | 1 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drum brake, brake system, and vehicle21 Apr 2026US 12,607,238 B2Vitesco Technologies GmbH
- Drum brake with rotatable brake shoe assembly24 Mar 2026US 12,583,421 B2Hl Mando Corporation
- Electric actuator and vehicle drum brake including the same24 Feb 2026US 12,559,080 B2Hitachi Astemo, Ltd.
- Drum brake17 Feb 2026US 12,553,484 B2Hl Mando Corporation
- Electric parking brake device for vehicle9 Dec 2025US 12,491,855 B2Hitachi Astemo, Ltd.
- Electromechanical Drum Brake1 Oct 2026US 2026/0296395 A1ZF Active Safety GmbH
- Electromechanical brake device27 Aug 2026US 2026/0251193 A1Continental Automotive Technologies GmbH
- Brake drum; drum brake and vehicle13 Aug 2026US 2026/0235177 A1Mahle International GmbH
- Electromechanically actuated drum brake16 Jul 2026US 2026/0201928 A1
- Drive braking unit and vehicle5 Mar 2026US 2026/0061974 A1Continental Automotive Technologies GmbH
Most cited
By later US patents
- Integral casted labrynth ring for brake drum38US 5,259,486 AThe Budd Company · 1993
- Drum brake assembly38US 6,799,664 B1Kelsey-Hayes Company · 2004
- Drum-in-hat parking brake for a disc brake assembly29US 5,180,037 AKelsey-Hayes Company · 1993
- Cam shaft support and enclosure assembly28US 6,240,806 B1The Boler Company · 2001
- Electric brake caliper21US 6,412,610 B1Delphi Technologies, Inc. · 2002