B60T 13/04
By spring or weight
Official title: by spring or weight (fluid released B60T13/10)
B60T13/04 (By spring or weight) appears on 56 US grants and 52 published applications in this corpus.
Search patents in B60T- Granted patents
- 56
- Published applications
- 52
- Assignees
- 51
- Inventors
- 150
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 6 |
| 2004 | 5 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 6 |
| 2011 | 2 | 1 |
| 2012 | 4 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 4 | 4 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Towable crash-attenuating vehicle22 Sep 2026US 12,742,298 B2Concaten, Inc.
- Automotive air pressure spring brake chamber having caging bolt assembly16 Dec 2025US 12,497,010 B2Miraevc Co., Ltd.
- Method for emergency engagement of a holding brake, and electropneumatic brake system28 Oct 2025US 12,454,256 B2ZF CV Systems Global GmbH
- Electropneumatic parking-brake valve unit4 Feb 2025US 12,214,761 B2Zf Cv Systems Europe BV
- Actuating device for a mechanical brake system10 Dec 2024US 12,162,444 B2thyssenkrupp AG
- Anti-slip device for lawn mower, lawn mower, and lawn mower with multiple safety protections16 Apr 2026US 2026/0101850 A1Shenzhen Zongguan Innovation Co., Ltd.
- Controlling an electrically controllable release bolt of a parking brake actuator30 Oct 2025US 2025/0334178 A1Volvo Truck Corporation
- Electronically controlled pneumatic park brake system, vehicle comprising such a system, and method for controlling such a system15 May 2025US 2025/0153696 A1Volvo Truck Corporation
- Towable Crash-Attenuating Vehicle7 Nov 2024US 2024/0368850 A1Concaten, Inc.
- Automotive air pressure spring brake chamber having caging bolt assembly28 Mar 2024US 2024/0101091 A1Miraevc Co., Ltd.
Most cited
By later US patents
- Braking device that can be released electromagnetically23US 6,802,402 B2Kendrion Binder Magnete GmbH · 2004
- Braking system for a lift truck21US 7,681,963 B2Crown Equipment Corporation · 2010
- Electro-mechanical brake unit, preferably for a rail vehicle17US 4,953,669 ASAB Nife AB · 1990
- Arrangement for preventing a vehicle from rolling away16US 5,791,750 AMercedes-Benz AG · 1998
- Electrically controlled brake system15US 8,290,679 B2WABCO GmbH · 2012