F16D 2121/26
For releasing a normally applied brake
Official title: for releasing a normally applied brake
F16D2121/26 (For releasing a normally applied brake) appears on 92 US grants and 78 published applications in this corpus.
Search patents in F16D- Granted patents
- 92
- Published applications
- 78
- Assignees
- 75
- Inventors
- 199
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 2 | 5 |
| 2005 | 2 | 2 |
| 2006 | 3 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 4 | 5 |
| 2016 | 3 | 4 |
| 2017 | 5 | 4 |
| 2018 | 4 | 7 |
| 2019 | 5 | 7 |
| 2020 | 5 | 5 |
| 2021 | 6 | 5 |
| 2022 | 6 | 3 |
| 2023 | 4 | 3 |
| 2024 | 3 | 3 |
| 2025 | 1 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Braking device12 May 2026US 12,624,737 B2Remmen Technologies
- Brake control device and motor drive device1 Jul 2025US 12,348,171 B2Fanuc Corporation
- Electro mechanical brake and electrical actuator thereof15 Oct 2024US 12,117,057 B2Haldex Brake Products Aktiebolag
- Fan brake control system6 Aug 2024US 12,055,352 B2Tex Tenn, LLC
- Disc brake caliper body20 Feb 2024US 11,904,822 B2Brembo S.p.A.
- Apparatus for stopping a cutting disc15 Jan 2026US 2026/0014659 A1Kando Innovation Limited
- Controlling an electrically controllable release bolt of a parking brake actuator30 Oct 2025US 2025/0334178 A1Volvo Truck Corporation
- Brake system for a rail vehicle31 Jul 2025US 2025/0242840 A1Dellner Bubenzer AB
- Electromechanical brake, wear adjustment device and method for operating an electromechanical brake12 Jun 2025US 2025/0189004 A1Stop-In-Time GmbH
- Brake backup power for electrically actuated brakes of a personal transportation vehicle and related methods5 Jun 2025US 2025/0178579 A1Club Car, Inc.
Most cited
By later US patents
- Electric actuators92US 4,546,298 AWestinghouse Brake & Signal Co. Ltd. · 1985
- Electric actuators69US 4,532,462 AWestinghouse Brake & Signal Co. Ltd. · 1985
- Electric actuators64US 4,546,296 AWestinghouse Brake & Signal Co. Ltd. · 1985
- Electric actuators62US 4,546,297 AWestinghouse Brake & Signal Co. Ltd. · 1985
- Electronically controlled parking brake system62US 5,180,038 AOrscheln Co. · 1993