F16D 25/0632
With conical friction surfaces
Official title: with conical friction surfaces, e.g. cone clutches
F16D25/0632 (With conical friction surfaces) appears on 65 US grants and 52 published applications in this corpus.
Search patents in F16D- Granted patents
- 65
- Published applications
- 52
- Assignees
- 35
- Inventors
- 103
- Latest grant
- 14 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 2 | 3 |
| 2007 | 1 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 4 |
| 2012 | 2 | 4 |
| 2013 | 2 | 1 |
| 2014 | 4 | 3 |
| 2015 | 6 | 5 |
| 2016 | 3 | 5 |
| 2017 | 8 | 6 |
| 2018 | 4 | 6 |
| 2019 | 4 | 1 |
| 2020 | 3 | 2 |
| 2021 | 3 | 1 |
| 2022 | 6 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cone friction clutch having an actuator and a lever for disengaging the clutch14 May 2024US 11,982,322 B2Kendrion (Markdorf) GmbH
- Cone clutch system including independent friction member15 Aug 2023US 11,725,699 B2ROLLS-ROYCE plc
- Cone element acting as a clutch in a K0 installation space13 Dec 2022US 11,524,565 B2ZF Friedrichshafen AG
- Cone element acting as a clutch in a K0 installation space6 Dec 2022US 11,518,232 B2ZF Friedrichshafen AG
- Cone element acting as a clutch in a K0 installation space1 Nov 2022US 11,485,218 B2ZF Friedrichshafen AG
- Cone friction clutch having an actuator and a lever for disengaging the clutch27 Jul 2023US 2023/0235796 A1Kendrion (Markdorf) GmbH
- Cone clutch system including independent friction member29 Jun 2023US 2023/0204080 A1ROLLS-ROYCE plc
- Clutch with Synchronizer and Locking Mechanism20 Jan 2022US 2022/0017230 A1Textron Innovations Inc.
- Cone element acting as a clutch in a k0 installation space13 Jan 2022US 2022/0009334 A1ZF Friedrichshafen AG
- Cone element acting as a clutch in a k0 installation space30 Dec 2021US 2021/0402866 A1ZF Friedrichshafen AG
Most cited
By later US patents
- Hydraulic shift transfer case with band brake and bi-directional clutch19US 6,612,957 B2New Venture Gear, Inc. · 2003
- Control system for operation of fluid torque converter for vehicles17US 4,462,490 AHonda Giken Kogyo Kabushiki Kaisha · 1984
- Clutch device and methods13US 8,100,239 B2Kit Masters · 2012
- One-piece seal for rotating annular interface11US 5,188,374 AGeneral Motors Corporation · 1993
- Elastic shaft coupling with attenuation of torsional oscillations10US 4,095,485 AMannesmann Aktiengesellschaft · 1978