F16D 43/284
Controlled by angular speed
Official title: controlled by angular speed
F16D43/284 (Controlled by angular speed) appears on 179 US grants and 55 published applications in this corpus.
Search patents in F16D- Granted patents
- 179
- Published applications
- 55
- Assignees
- 81
- Inventors
- 283
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 17 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 1 |
| 2002 | 10 | 3 |
| 2003 | 6 | 4 |
| 2004 | 4 | 2 |
| 2005 | 2 | 7 |
| 2006 | 6 | 3 |
| 2007 | 5 | 5 |
| 2008 | 4 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 5 |
| 2012 | 2 | 3 |
| 2013 | 6 | 4 |
| 2014 | 3 | 1 |
| 2015 | 4 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Wet clutch valve arrangement20 May 2025US 12,305,715 B2Koenigsegg Automotive AB
- Hydraulic clutch, travel power transmission device, and work vehicle11 Mar 2025US 12,247,630 B2Kubota Corporation
- Systems and methods for rotary seal drag reduction31 Oct 2023US 11,802,596 B2Dana Belgium N.V.
- Disconnect clutch10 Aug 2021US 11,085,498 B2Caterpillar SARL
- Switchable ratcheting clutch20 Apr 2021US 10,982,725 B2Schaeffler Technologies AG & Co. KG
- Hydraulic clutch, travel power transmission device, and work vehicle26 Dec 2024US 2024/0426351 A1Kubota Corporation
- Wet clutch valve arrangement29 Feb 2024US 2024/0068527 A1Koenigsegg Automotive AB
- Hybrid module with separating clutch and actuation unit without compensation; as well as drive train16 Jun 2022US 2022/0185091 A1Schaeffler Technologies AG & Co. KG
- Systems and methods for rotary seal drag reduction26 May 2022US 2022/0163074 A1Dana Belgium N.V.
- Switchable ratcheting clutch11 Feb 2021US 2021/0040997 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Vehicle drivetrain hydraulic coupling70US 5,310,388 AASHA Corporation · 1994
- Torque transmission device for a four-wheel drive vehicle54US 4,905,808 AToyoda Koki Kabushiki Kaisha · 1990
- Hydraulic coupling for vehicle drivetrain54US 5,595,214 AASHA Corporation · 1997
- Hydraulic coupling for vehicle drivetrain53US 5,536,215 AASHA Corporation · 1996
- Axle drive for distributing torque48US 5,632,185 AGKN Viscodrive GmbH · 1997