B60T 8/34
Having a fluid pressure regulator responsive to a speed condition
Official title: having a fluid pressure regulator responsive to a speed condition
B60T8/34 (Having a fluid pressure regulator responsive to a speed condition) appears on 6,171 US grants and 4,144 published applications in this corpus.
Search patents in B60T- Granted patents
- 6,171
- Published applications
- 4,144
- Assignees
- 649
- Inventors
- 6,175
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 63 | 0 |
| 1977 | 33 | 0 |
| 1978 | 37 | 0 |
| 1979 | 21 | 0 |
| 1980 | 27 | 0 |
| 1981 | 25 | 0 |
| 1982 | 25 | 0 |
| 1983 | 22 | 0 |
| 1984 | 30 | 0 |
| 1985 | 30 | 0 |
| 1986 | 61 | 0 |
| 1987 | 112 | 0 |
| 1988 | 136 | 0 |
| 1989 | 156 | 0 |
| 1990 | 128 | 0 |
| 1991 | 134 | 0 |
| 1992 | 154 | 0 |
| 1993 | 167 | 0 |
| 1994 | 152 | 0 |
| 1995 | 157 | 0 |
| 1996 | 154 | 0 |
| 1997 | 147 | 0 |
| 1998 | 154 | 0 |
| 1999 | 204 | 0 |
| 2000 | 198 | 0 |
| 2001 | 257 | 49 |
| 2002 | 203 | 150 |
| 2003 | 142 | 108 |
| 2004 | 110 | 170 |
| 2005 | 92 | 154 |
| 2006 | 87 | 122 |
| 2007 | 74 | 142 |
| 2008 | 60 | 186 |
| 2009 | 47 | 140 |
| 2010 | 89 | 189 |
| 2011 | 101 | 165 |
| 2012 | 139 | 181 |
| 2013 | 162 | 236 |
| 2014 | 183 | 184 |
| 2015 | 205 | 229 |
| 2016 | 211 | 164 |
| 2017 | 189 | 174 |
| 2018 | 149 | 219 |
| 2019 | 169 | 234 |
| 2020 | 191 | 198 |
| 2021 | 166 | 161 |
| 2022 | 125 | 168 |
| 2023 | 120 | 140 |
| 2024 | 165 | 121 |
| 2025 | 127 | 106 |
| 2026 | 81 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B60T 8/40Comprising an additional fluid circuit including fluid pressurising means for modifying the2,584
- B60T 8/36Including a pilot valve responding to an electromagnetic force2,164
- B60T 8/48Connecting the brake actuator to an alternative or additional source of fluid1,607
- B60T 8/42Having expanding chambers for controlling pressure , i.e. closed systems998
- B60T 8/44Co-operating with a power-assist booster means associated with a master cylinder for767
- B60T 8/50Having means for controlling the rate at which pressure is reapplied to496
- B60T 8/343Systems characterised by their lay-out451
- B60T 8/341Systems characterised by their valves232
Recent patents
- Adjustable pressure simulator device for vehicle braking systems of the brake-by-wire type22 Sep 2026US 12,741,622 B2Brembo S.p.A.
- System and method for ensuring safe pull away of a vehicle from connected infrastructure15 Sep 2026US 12,735,008 B2Bendix Commercial Vehicle Systems LLC
- Electropneumatic valve assembly with self-locking safety valve15 Sep 2026US 12,735,015 B2ZF CV Systems Global GmbH
- Pneumatic controller for a hydrodynamic brake8 Sep 2026US 12,728,829 B2ETO Magnetic GmbH
- Brake apparatus1 Sep 2026US 12,722,610 B2Hyundai Motor Company
- Arrangement for a linear magnet for electronically assisted braking systems1 Oct 2026US 2026/0296394 A1
- Method for calibrating a braking system of a vehicle, method for operating a braking system and braking system10 Sep 2026US 2026/0264655 A1ZF Active Safety GmbH
- Brake device, in particular for electrically driven motor vehicles10 Sep 2026US 2026/0264657 A1Ipgate AG
- Vehicle braking control device3 Sep 2026US 2026/0257654 A1Advics Co., Ltd.
- Brake device, in particular for electrically driven motor vehicles3 Sep 2026US 2026/0257658 A1Ipgate AG
Most cited
By later US patents
- Electrically controlled automated devices to control equipment and machinery with remote control and accountability worldwide378US 6,647,328 B2Kline and Walker LLC · 2003
- Method and apparatus for assisting vehicle operator braking action of a vehicle210US 6,415,230 B1Nissan Motor Co., Ltd. · 2002
- System and method for testing crash avoidance technologies171US 9,182,942 B2Dynamic Research, Inc. · 2015
- Electronically controlled sealing, unsealing and/or bonding with metal strip or wire coated with liquefiable substance for redundant application and tamper detection167US 7,259,357 B2Kline and Walker LLC · 2007
- Vehicle motion control system144US 5,869,943 AAisin Seiki Kabushiki Kaisha · 1999