F16D 2125/12
Membrane or diaphragm types
F16D2125/12 (Membrane or diaphragm types) appears on 32 US grants and 38 published applications in this corpus.
Search patents in F16D- Granted patents
- 32
- Published applications
- 38
- Assignees
- 30
- Inventors
- 79
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 4 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 2 |
| 2012 | 2 | 1 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 3 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 5 |
| 2019 | 2 | 2 |
| 2020 | 3 | 1 |
| 2021 | 3 | 3 |
| 2022 | 1 | 2 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spring brake actuator for a vehicle, in particular parking or emergency brake actuator for use in a commercial vehicle19 Nov 2024US 12,145,553 B2ZF Commercial Vehicle Control Systems India Limited
- Double clutch assembly3 Oct 2023US 11,773,918 B2Pyong Hwa Valeo Co., Ltd.
- Spring brake actuator21 Mar 2023US 11,608,866 B2TSE Brakes, Inc.
- Spring brake actuator with diaphragm retainer24 May 2022US 11,338,786 B2Haldex Brake Products AB
- Spring brake actuator28 Dec 2021US 11,209,058 B2TSE Brakes, Inc.
- Park brake actuator30 Apr 2026US 2026/0116362 A1Knorr-Bremse Systeme fur Nutzfahrzeuge GmbH
- Pressure plate, brake actuator, and braking assembly for a vehicle18 Dec 2025US 2025/0381943 A1Zf Cv Systems Europe BV
- A spring brake actuator for a vehicle, in particular parking or emergency brake actuator for use in a commercial vehicle16 Jun 2022US 2022/0185258 A1WABCO India Limited
- Spring brake actuator24 Feb 2022US 2022/0056971 A1TSE Brakes, Inc.
- Double clutch assembly27 May 2021US 2021/0156435 A1Pyong Hwa Valeo Co., Ltd.
Most cited
By later US patents
- Dual force range TMX cylinder using an air bag actuator11US 6,116,385 AWestinghouse Air Brake Company · 2000
- Brake actuator having tamper resistant riveted spring chamber10US 6,536,329 B2Haldex Brake Corporation · 2003
- Actuating mechanism for a disc brake9US 4,621,713 ASociete Anonyme D. B. A. · 1986
- Radial sealed air brake chamber9US 6,526,866 B2Haldex Brake Corporation · 2003
- Collet style tread brake unit8US 6,397,986 B2Westinghouse Air Brake Technologies Corporation · 2002