F16D 33/02
Controlled by changing the flow of the liquid in the working circuit
Official title: controlled by changing the flow of the liquid in the working circuit, while maintaining a completely filled working circuit
F16D33/02 (Controlled by changing the flow of the liquid in the working circuit) appears on 43 US grants and 40 published applications in this corpus.
Search patents in F16D- Granted patents
- 43
- Published applications
- 40
- Assignees
- 24
- Inventors
- 77
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 4 |
| 2005 | 3 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 2 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 0 | 0 |
| 2016 | 1 | 4 |
| 2017 | 4 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 4 |
| 2024 | 0 | 0 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Shear thickening fluid based rotary power shunt mechanism13 May 2025US 12,297,875 B2Moshun, LLC
- Shear thickening fluid based rotary power coupler mechanism25 Mar 2025US 12,259,014 B2Moshun, LLC
- Low inertia hydrodynamic launch device18 Mar 2025US 12,253,147 B2Exedy GlobalParts Corporation
- Testing device and method for testing a drive train or components within a marine propulsion system having at least one driven shaft7 Mar 2023US 11,597,479 B1AB Volvo Penta
- Fluid transfer coupling2 Mar 2021US 10,935,125 B2Rolls-Royce Deutschland Ltd & Co KG
- Shear thickening fluid based rotary power shunt mechanism4 Sep 2025US 2025/0277515 A1Moshun, LLC
- Low inertia hydrodynamic launch device9 Nov 2023US 2023/0358283 A1Exedy GlobalParts Corporation
- Shear thickening fluid based rotary power coupler mechanism21 Sep 2023US 2023/0296142 A1Moshun, LLC
- Shear thickening fluid based rotary power shunt mechanism21 Sep 2023US 2023/0296149 A1Moshun, LLC
- Testing device and method for testing a drive train or components within a marine propulsion system having at least one driven shaft16 Mar 2023US 2023/0080933 A1AB Volvo Penta
Most cited
By later US patents
- Control for fluid coupling22US 3,952,508 AEaton Corporation · 1976
- Stator for torque converter9US 6,220,025 B1DaimlerChrysler AG · 2001
- Fluid coupling8US 4,086,766 A1978
- Non-grounded hydraulic transmission apparatus7US 6,711,896 B12004
- Internal combustion engine with torque converter4US 6,925,798 B2Honda Giken Kogyo Kabushiki Kaisha · 2005