F16D 2048/0239
One fluid source supplying fluid at high pressure and one fluid source
Official title: {One fluid source supplying fluid at high pressure and one fluid source supplying fluid at low pressure}
F16D2048/0239 (One fluid source supplying fluid at high pressure and one fluid source) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F16D- Granted patents
- 8
- Published applications
- 6
- Assignees
- 9
- Inventors
- 33
- Latest grant
- 1 Jun 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulic pump for a hydraulic connection interface of a clutch mechanism1 Jun 2021US 11,022,189 B2Valeo Embrayages
- Clutch hydraulic system for vehicle16 Jan 2018US 9,869,353 B2Nissan Motor Co., Ltd.
- Method for a hydraulic system for a dual-clutch gearbox21 Feb 2017US 9,574,624 B2Audi AG
- Clutch system14 Sep 2004US 6,789,658 B2ZF Sachs AG
- Automated mechanical transmission system for use in commercial vehicles15 Aug 1989US 4,856,628 AHino Jidosha Kogyo Kabushiki Kaisha
- Hydraulic pump for a hydraulic connection interface of a clutch mechanism16 Apr 2020US 2020/0116213 A1Valeo Embrayages
- Actuator which can be drive-coupled and has a variable displacement pump18 May 2017US 2017/0138417 A1Schaeffler Technologies AG & Co. KG
- Clutch hydraulic system for vehicle26 May 2016US 2016/0146270 A1Nissan Motor Co., Ltd.
- Method for a hydraulic system for a dual-clutch gearbox21 Apr 2016US 2016/0108977 A1Audi AG
- Hydraulic double clutch31 Jul 2008US 2008/0179158 A1
Most cited
By later US patents
- Clutch system37US 6,789,658 B2ZF Sachs AG · 2004
- Solenoid operated clutch engagement24US 4,560,047 AFord Motor Company · 1985
- Oil pressure control means for an automatic transmission16US 4,219,109 AToyota Jidosha Kogyo Kabushiki Kaisha · 1980
- Dual stage fluid clutch motor with electric controls including time delay10US 4,234,066 A1980
- Automated mechanical transmission system for use in commercial vehicles10US 4,856,628 AHino Jidosha Kogyo Kabushiki Kaisha · 1989