F16D 2125/10
Plural pistons interacting by fluid pressure
Official title: Plural pistons interacting by fluid pressure, e.g. hydraulic force amplifiers using different sized pistons
F16D2125/10 (Plural pistons interacting by fluid pressure) appears on 85 US grants and 43 published applications in this corpus.
Search patents in F16D- Granted patents
- 85
- Published applications
- 43
- Assignees
- 53
- Inventors
- 162
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 4 | 5 |
| 2014 | 1 | 1 |
| 2015 | 4 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 2 |
| 2018 | 0 | 4 |
| 2019 | 1 | 3 |
| 2020 | 6 | 6 |
| 2021 | 2 | 1 |
| 2022 | 3 | 2 |
| 2023 | 0 | 1 |
| 2024 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulic brake wear detection apparatus and method12 Nov 2024US 12,139,119 B2ZF Active Safety US Inc.
- Electronic brake system and operation method therefor30 Jul 2024US 12,049,206 B2Hl Mando Corporation
- Hydraulic pressure supply device of electronic brake system21 May 2024US 11,987,221 B2Hl Mando Corporation
- Device for actuating a brake, brake and method for producing or upgrading a device for actuating a brake21 Jun 2022US 11,365,776 B2SAF-HOLLAND GmbH
- Spring applied hydraulic released brake5 Apr 2022US 11,293,503 B2Ausco Products, Inc.
- Electrohydraulic brake unit15 Feb 2024US 2024/0052899 A1ZF Active Safety GmbH
- Hydraulic brake wear detection apparatus and method30 Mar 2023US 2023/0096418 A1ZF Active Safety US Inc.
- Electronic brake system and operation method therefor30 Jun 2022US 2022/0203949 A1Mando Corporation
- Hydraulic pressure supply device of electronic brake system2 Jun 2022US 2022/0169225 A1Mando Corporation
- Opposed brake caliper with park brake function11 Nov 2021US 2021/0348663 A1Akebono Brake Industry Co., Ltd.
Most cited
By later US patents
- Hydraulic shape memory material stress to hydraulic pressure transducer99US 5,079,920 A1992
- Brake actuating apparatus for a vehicle98US 5,348,123 AAkebono Brake Industry Co., Ltd. · 1994
- Bicycle disc brake70US 5,632,362 ARockshox, Inc. · 1997
- Vehicle braking control apparatus49US 4,629,039 ANippon Soken, Inc. · 1986
- Brake device for motor vehicles43US 4,703,839 AHonda Giken Kogyo Kabushiki Kaisha · 1987