F16D 2048/0203
With an accumulator
Official title: {with an accumulator; Details thereof}
F16D2048/0203 (With an accumulator) appears on 88 US grants and 73 published applications in this corpus.
Search patents in F16D- Granted patents
- 88
- Published applications
- 73
- Assignees
- 56
- Inventors
- 210
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 4 |
| 2005 | 4 | 5 |
| 2006 | 5 | 9 |
| 2007 | 6 | 5 |
| 2008 | 4 | 7 |
| 2009 | 3 | 4 |
| 2010 | 2 | 0 |
| 2011 | 5 | 5 |
| 2012 | 0 | 0 |
| 2013 | 3 | 4 |
| 2014 | 1 | 1 |
| 2015 | 3 | 3 |
| 2016 | 3 | 6 |
| 2017 | 6 | 3 |
| 2018 | 3 | 3 |
| 2019 | 1 | 0 |
| 2020 | 4 | 6 |
| 2021 | 2 | 3 |
| 2022 | 4 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure modulating clutch control assembly17 Mar 2026US 12,577,991 B2Caterpillar Inc.
- Fluidic control system9 Jul 2024US 12,031,555 B2Liberty Vehicle Technologies Limited
- Fluidic control system4 Apr 2023US 11,619,244 B2Liberty Vehicle Technologies Limited
- Clutch engagement booster system28 Feb 2023US 11,592,066 B2
- System and method for hydraulic transformer clutches20 Sep 2022US 11,448,268 B2A & A International, LLC
- Pressure modulating clutch control assembly18 Dec 2025US 2025/0382995 A1Caterpillar Inc.
- System and method for hydraulic transformer clutches27 Apr 2023US 2023/0129770 A1A & A International, LLC
- Fluidic control system30 Mar 2023US 2023/0097474 A1Liberty Vehicle Technologies Limited
- Hydraulic clutches, gearboxes, transmissions, and energy recovery systems24 Nov 2022US 2022/0373041 A1A & A International, LLC
- Clutch Engagement Booster System11 Nov 2021US 2021/0348657 A1
Most cited
By later US patents
- Closed-system electrohydraulic actuator93US 7,051,526 B2Moog Inc. · 2006
- Hydraulic control system30US 3,985,063 ABorg-Warner Corporation · 1976
- Hydraulic clutch actuation system29US 6,997,299 B2MAGNA Powertrain AG & Co KG · 2006
- Low power hydraulic clutch actuation systems26US 7,021,445 B2MAGNA Powertrain AG & Co KG · 2006
- Control valve mechanism for hydraulic clutch in a power transmission mechanism22US 4,265,346 AFord Motor Company · 1981