F16D 35/005
Fluid clutches in which the clutching is predominantly obtained by fluid adhesion
Official title: {with multiple lamellae}
F16D35/005 (Fluid clutches in which the clutching is predominantly obtained by fluid adhesion) appears on 193 US grants and 30 published applications in this corpus.
Search patents in F16D- Granted patents
- 193
- Published applications
- 30
- Assignees
- 66
- Inventors
- 207
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 14 | 0 |
| 1988 | 12 | 0 |
| 1989 | 16 | 0 |
| 1990 | 15 | 0 |
| 1991 | 21 | 0 |
| 1992 | 18 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 5 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 0 |
| 2017 | 4 | 3 |
| 2018 | 1 | 2 |
| 2019 | 0 | 9 |
| 2020 | 10 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Variable speed transmission and system using same5 Dec 2023US 11,835,117 B2Nuovo Pignone Tecnologie Srl
- Viscous clutch with return bore through rotor6 Jul 2021US RE48,623 E1Horton, Inc.
- Viscous clutch and method of operation9 Mar 2021US 10,941,819 B2Horton, Inc.
- Fluid friction clutch17 Nov 2020US 10,837,500 B2BorgWarner Ludwigsburg GmbH
- Technique for cooling for an internal combustion engine27 Oct 2020US 10,815,864 B2Man Truck & Bus AG
- Grinding belt unit for double-sided sheet metal processing6 Aug 2026US 2026/0225203 A1ARKU Maschinenbau GmbH
- Braking system for a vehicle and a wheel brake device16 Jul 2026US 2026/0200444 A1Mercedes-Benz Group AG
- Apparatus for transmitting power from a power generating device having high torque irregularities to an electrical machine, and motor vehicle comprising such apparatus18 Jun 2026US 2026/0168565 A1Volvo Truck Corporation
- Fan-coupling device with unitary magnetic pole construction22 Aug 2019US 2019/0257373 A1Standard Motor Products, Inc.
- Modular viscous clutch18 Jul 2019US 2019/0219108 A1Horton, Inc.
Most cited
By later US patents
- Multi-range starter-generator drive109US 4,708,030 ASundstrand Corporation · 1987
- Coupling apparatus for full time four wheel drive87US 4,031,780 AChrysler Corporation · 1977
- Vehicle drivetrain hydraulic coupling70US 5,310,388 AASHA Corporation · 1994
- Control couplings64US 4,058,027 AGKN Transmissions Limited · 1977
- Part time on-demand four-wheel drive vehicle transaxle with viscous clutch57US 4,601,359 AChrysler Corporation · 1986