F16H 61/52
By altering the position of blades
Official title: by altering the position of blades
F16H61/52 (By altering the position of blades) appears on 49 US grants and 30 published applications in this corpus.
Search patents in F16H- Granted patents
- 49
- Published applications
- 30
- Assignees
- 27
- Inventors
- 64
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 6 |
| 2017 | 3 | 3 |
| 2018 | 4 | 2 |
| 2019 | 3 | 4 |
| 2020 | 6 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hydrodynamic converter1 Nov 2022US 11,486,479 B2Voith Patent GmbH
- Variable pitch stator and two hydraulic passage control6 Sep 2022US 11,434,986 B1Ford Global Technologies, LLC
- Hydrostatic torque converter and torque amplifier9 Nov 2021US 11,168,772 B2Mathers Hydraulics Technologies Pty Ltd
- Four-pass torque converter with variable-pitch stator and bypass clutch19 Jan 2021US 10,895,311 B2Schaeffler Technologies AG & Co. KG
- 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
- Variable pitch stator and two hydraulic passage control22 Sep 2022US 2022/0299095 A1Ford Global Technologies, LLC
- Hydraulic fracturing pump apparatus and method for driving same1 Sep 2022US 2022/0275794 A1Voith Patent GmbH
- Hydrodynamic converter26 Aug 2021US 2021/0262557 A1Voith Patent GmbH
- Hydrostatic torque converter and torque amplifier22 Oct 2020US 2020/0332871 A1Mathers Hydraulics Technologies Pty Ltd
- Gas turbine engine7 May 2020US 2020/0141314 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Control system for a wind power plant with hydrodynamic gear36US 7,081,689 B2Voith Turbo GmbH & Co. KG · 2006
- Steering system for tracked vehicles31US 5,101,919 AAvco Corporation · 1992
- Hydrodynamic torque converter having variable stator plate orifice19US 4,848,084 AFord Motor Company · 1989
- Stator for a hydrodynamic torque converter16US 4,377,068 ADaimler-Benz Aktiengesellschaft · 1983
- Torque converter having adjustably movable stator vane sections14US 4,012,908 ATwin Disc, Incorporated · 1977