F16D 13/50
In which the clutching pressure is produced by springs only
Official title: in which the clutching pressure is produced by springs only
F16D13/50 (In which the clutching pressure is produced by springs only) appears on 88 US grants and 26 published applications in this corpus.
Search patents in F16D- Granted patents
- 88
- Published applications
- 26
- Assignees
- 35
- Inventors
- 134
- Latest grant
- 16 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 4 |
| 2018 | 2 | 2 |
| 2019 | 3 | 1 |
| 2020 | 4 | 7 |
| 2021 | 2 | 0 |
| 2022 | 4 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Power transmission device16 Jul 2024US 12,038,059 B2Exedy Corporation
- High efficiency, high output transmission having ease of integration features4 Jun 2024US 12,000,465 B2Eaton Cummins Automated Transmission Technologies, LLC
- High efficiency, high output transmission having ease of integration features28 Feb 2023US 11,592,090 B2Eaton Cummins Automated Transmission Technologies, LLC
- High efficiency, high output transmission having ease of integration features15 Nov 2022US 11,499,612 B2Eaton Cummins Automated Transmission Technologies, LLC
- Fast release mechanism for twin plate friction clutches13 Sep 2022US 11,441,614 B1Illinois Auto Truck Co., Inc.
- Power transmission device1 Feb 2024US 2024/0035544 A1Exedy Corporation
- High efficiency, high ouput transmission having ease of integration features9 Mar 2023US 2023/0075508 A1Eaton Cummins Automated Transmission Technologies, LLC
- Clutch device6 Aug 2020US 2020/0248755 A1
- Twin Plate Separation Systems16 Jul 2020US 2020/0224730 A1Eaton Intelligent Power Limited
- High efficiency, high output transmission having ease of integration features21 May 2020US 2020/0158217 A1Eaton Cummins Automated Transmission Technologies, LLC
Most cited
By later US patents
- Drive arrangement for a hybrid vehicle61US 5,755,302 AFichtel & Sachs AG · 1998
- Clutch assembly for use with an internal combustion engine45US 4,220,233 AAisin Seiki Kabushiki Kaisha · 1980
- Clutch cover assembly28US 4,602,708 AKabushiki Kaisha Daikin Seisakusho · 1986
- Clutch with structural plates, especially of carbon-carbon26US 5,284,232 ACarbone Industrie · 1994
- High efficiency, high output transmission22US 10,584,778 B2Eaton Cummins Automated Transmission Technologies, LLC · 2020