F16H 61/64
Controlled by changing the amount of liquid in the working circuit
Official title: controlled by changing the amount of liquid in the working circuit
F16H61/64 (Controlled by changing the amount of liquid in the working circuit) appears on 37 US grants and 24 published applications in this corpus.
Search patents in F16H- Granted patents
- 37
- Published applications
- 24
- Assignees
- 24
- Inventors
- 85
- Latest grant
- 28 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 3 | 4 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for controlling a hydrodynamic machine and hydrodynamic machine28 Feb 2023US 11,590,947 B2Voith Patent GmbH
- Valve assembly and system including same for controlling fluid flow to and from a clutch23 Mar 2021US 10,953,863 B2BorgWarner Inc.
- Method for operating a drive train for driving a working machine with variable rotation speed and drive train29 Dec 2020US 10,876,612 B2Voith Patent GmbH
- Valve assembly and system including same for controlling fluid flow to and from a clutch6 Oct 2020US 10,793,133 B2BorgWarner Inc.
- System and method for filling torque converter with fluid19 Nov 2019US 10,480,649 B2Ford Global Technologies, LLC
- Method for controlling a hydrodynamic machine and hydrodynamic machine28 Oct 2021US 2021/0331656 A1Voith Patent GmbH
- Valve assembly and system including same for controlling fluid flow to and from a clutch24 Dec 2020US 2020/0398809 A1BorgWarner Inc.
- Hydrodynamic machine, in particular hydrodynamic converter27 Feb 2020US 2020/0063807 A1Voith Patent GmbH
- Method For Operating A Drive Train For Driving A Working Machine With Variable Rotation Speed And Drive Train14 Nov 2019US 2019/0346031 A1Voith Patent GmbH
- System and method for filling torque converter with fluid15 Aug 2019US 2019/0249773 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Electronic control system for multiple ratio transmission including circuit pressure control55US 5,157,608 AFord Motor Company · 1992
- Lube regulated pressure regulator valve17US 6,712,726 B1Sonnax Industries, Inc. · 2004
- Pressure regulator valve assembly15US 6,826,908 B1Sonnax Industries, Inc. · 2004
- Regulator valve assembly for a torque converter14US 5,319,949 AGeneral Motors Corporation · 1994
- Device for starting one of a plurality of airplane engines12US 3,983,693 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1976