F16D 51/00
Brakes with outwardly-movable braking members co-operating with the inner surface of a
Official title: Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like (similar clutches F16D13/14)
F16D51/00 (Brakes with outwardly-movable braking members co-operating with the inner surface of a) appears on 869 US grants and 636 published applications in this corpus.
Search patents in F16D- Granted patents
- 869
- Published applications
- 636
- Assignees
- 345
- Inventors
- 1,356
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 14 | 0 |
| 1978 | 9 | 0 |
| 1979 | 11 | 0 |
| 1980 | 21 | 0 |
| 1981 | 14 | 0 |
| 1982 | 17 | 0 |
| 1983 | 9 | 0 |
| 1984 | 15 | 0 |
| 1985 | 14 | 0 |
| 1986 | 10 | 0 |
| 1987 | 7 | 0 |
| 1988 | 14 | 0 |
| 1989 | 14 | 0 |
| 1990 | 10 | 0 |
| 1991 | 16 | 0 |
| 1992 | 11 | 0 |
| 1993 | 12 | 0 |
| 1994 | 12 | 0 |
| 1995 | 13 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 20 | 0 |
| 2000 | 29 | 0 |
| 2001 | 35 | 15 |
| 2002 | 30 | 27 |
| 2003 | 21 | 20 |
| 2004 | 17 | 6 |
| 2005 | 7 | 13 |
| 2006 | 10 | 19 |
| 2007 | 10 | 17 |
| 2008 | 3 | 6 |
| 2009 | 9 | 11 |
| 2010 | 4 | 10 |
| 2011 | 7 | 26 |
| 2012 | 14 | 14 |
| 2013 | 16 | 21 |
| 2014 | 16 | 28 |
| 2015 | 19 | 32 |
| 2016 | 23 | 28 |
| 2017 | 31 | 41 |
| 2018 | 30 | 36 |
| 2019 | 32 | 38 |
| 2020 | 32 | 32 |
| 2021 | 30 | 37 |
| 2022 | 30 | 47 |
| 2023 | 37 | 39 |
| 2024 | 32 | 26 |
| 2025 | 22 | 27 |
| 2026 | 24 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16D 51/16Shaped as brake-shoes pivoted on a fixed or nearly-fixed axis529
- F16D 2051/001Parts or details of drum brakesIndexing code186
- F16D 51/46Self-tightening brakes with pivoted brake shoes, i.e. the braked member increases the148
- F16D 51/10Shaped as exclusively radially-movable brake-shoes85
- F16D 51/02Shaped as one or more circumferential band37
- F16D 51/08Shaped as an expansible fluid-filled flexible member9
Recent patents
- Electronic parking brake apparatus6 Oct 2026US 12,752,760 B2Hyundai Mobis Co., Ltd.
- Drum brake6 Oct 2026US 12,753,808 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Drum brake and method of operating the same6 Oct 2026US 12,753,812 B2Hl Mando Corporation
- Reverse-input blocking clutch15 Sep 2026US 12,736,089 B2Nsk Ltd.
- Robotic garden tool with quick change mechanism25 Aug 2026US 12,714,019 B2Techtronic Cordless GP
- 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
- Electromechanical drum brake30 Jul 2026US 2026/0218765 A1
- Brake system of a motor vehicle which can be driven electrically by means of an electric machine16 Jul 2026US 2026/0200442 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Brake release mechanism and medical manipulator provided with same982US 10,064,639 B2KARL STORZ GmbH&Co.KG · 2018
- Mechanism for direction changing of endoscope top end129US 4,461,282 AKabushiki Kaisha Medos Kenkyusho · 1984
- Magnetorheological brake with integrated flywheel76US 6,186,290 B1Lord Corporation · 2001
- Method and apparatus for diagnosing electrically operated brake without manual operation of brake operating member72US 6,158,822 AToyota Jidosha Kabushiki Kaisha · 2000
- Slow descender including fluid and mechanical braking devices68US 3,946,989 A1976