F16D 2500/5029
Reducing drag torque
F16D2500/5029 (Reducing drag torque) appears on 34 US grants and 27 published applications in this corpus.
Search patents in F16D- Granted patents
- 34
- Published applications
- 27
- Assignees
- 26
- Inventors
- 108
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 3 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 5 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for learning driveline disconnect clutch liftoff30 Apr 2024US 11,970,153 B2Ford Global Technologies, LLC
- Clutch control device2 Nov 2021US 11,162,546 B2Honda Motor Co., Ltd.
- Method for correcting a drag torque curve of at least one rotatably mounted machine element18 Aug 2020US 10,744,995 B2MAGNA Powertrain AG & Co KG
- Vehicle transmission clutch engagement control system22 Oct 2019US 10,451,125 B2Ford Global Technologies, LLC
- Clutch control method and clutch control filter for vehicle16 Oct 2018US 10,100,884 B2Hyundai Motor Company
- Clutch control system and method for mitigating driveline shock loads and preventing mechanical failure11 Dec 2025US 2025/0377026 A1Volvo Truck Corporation
- System and method for learning driveline disconnect clutch liftoff29 Feb 2024US 2024/0067159 A1Ford Global Technologies, LLC
- Clutch control device22 Oct 2020US 2020/0332844 A1Honda Motor Co., Ltd.
- Vehicle transmission clutch engagement control system14 Feb 2019US 2019/0048947 A1Ford Global Technologies, LLC
- Method for correcting a drag torque curve of at least one rotatably mounted machine element3 Jan 2019US 2019/0001951 A1MAGNA Powertrain AG & Co KG
Most cited
By later US patents
- Clutch system with at least one multiple-plate clutch arrangement31US 6,827,191 B2ZF Sachs AG · 2004
- Hydraulic clutch control system with fluid coupling pre-heat circuit for rapid response at low ambient temperatures29US 5,562,190 ASundstrand Corporation · 1996
- Apparatus and method for controlling the engagement of a gap-type electromagnetic coupling and for alleviating engagement noise28US 4,567,975 AWarner Electric Brake & Clutch Company · 1986
- Clutch control system with variable clutch connection position27US 4,678,069 AIsuzu Motors Limited · 1987
- Temperature compensated closed loop control of a hydraulically controlled clutch and APU starting system24US 5,023,789 ASundstrand Corporation · 1991