F16D 35/023
The valve being actuated by a bimetallic coil
Official title: {the valve being actuated by a bimetallic coil (F16D35/026 takes precedence)}
F16D35/023 (The valve being actuated by a bimetallic coil) appears on 110 US grants and 18 published applications in this corpus.
Search patents in F16D- Granted patents
- 110
- Published applications
- 18
- Assignees
- 20
- Inventors
- 81
- Latest grant
- 1 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 14 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 5 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Viscous fluid shear device having wiper fixedly coupled to housing assembly1 Dec 2020US 10,851,852 B2BorgWarner Inc.
- Two speed clutch with viscous system20 Oct 2020US 10,808,776 B2Kit Masters
- Temperature-sensitive fluid fan clutch device5 Mar 2019US 10,221,902 B2Usui Kokusai Sangyo Kaisha Limited
- Bimetal coil assembly for fan drive2 Jan 2018US 9,856,924 B2BorgWarner Inc.
- Two speed clutch with viscous system19 Dec 2017US 9,845,836 B2Kit Masters
- Viscous fluid shear device having wiper fixedly coupled to housing assembly9 May 2019US 2019/0136916 A1BorgWarner Inc.
- Two speed clutch with viscous system15 Mar 2018US 2018/0073576 A1Kit Masters
- Temperature-sensitive fluid fan clutch device3 Aug 2017US 2017/0219024 A1Usui Kokusai Sangyo Kaisha Limited
- Bimetal coil assembly for fan drive18 Aug 2016US 2016/0238088 A1BorgWarner Inc.
- Viscous clutch with high-speed reservoir and bimetal strip member5 May 2016US 2016/0123408 A1BorgWarner Inc.
Most cited
By later US patents
- Fluid coupling device having improved response time49US 4,281,750 AEaton Corporation · 1981
- Viscous clutch for engine cooling fan with optimized low speed disengagement36US 4,699,258 AGeneral Motors Corporation · 1987
- Viscous fluid coupling device34US 4,238,016 AAisin Seiki Kabushiki Kaisha · 1980
- Dual speed viscous fluid coupling28US 4,064,980 AEaton Corporation · 1977
- Viscous fluid clutch and standpipe arrangement therefor28US 4,312,433 AEaton Corporation · 1982