F16H 2059/6846
The flow in hydrostatic transmissions circuits
Official title: {the flow in hydrostatic transmissions circuits, e.g. high, low or differential pressures}
F16H2059/6846 (The flow in hydrostatic transmissions circuits) appears on 14 US grants and 5 published applications in this corpus.
Search patents in F16H- Granted patents
- 14
- Published applications
- 5
- Assignees
- 11
- Inventors
- 26
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of controlling hydraulic device25 Nov 2025US 12,480,282 B2Nabtesco Corporation
- Track wear detection based on pressure data and flow data7 Feb 2023US 11,572,076 B2Caterpillar Inc.
- Work machine and method of controlling work machine12 Oct 2021US 11,142,889 B2Komatsu Ltd.
- Hydrostatic drive with rotational speed limitation8 Mar 2011US 7,900,446 B2Brueninghaus Hydromatik GmbH
- Hydrostatic drive27 Oct 2009US 7,607,298 B2Brueninghaus Hydromatik GmbH
- Method of controlling hydraulic device20 Jun 2024US 2024/0200306 A1Nabtesco Corporation
- Track wear detection based on pressure data and flow data3 Mar 2022US 2022/0063636 A1Caterpillar Inc.
- Work machine and method of controlling work machine1 Oct 2020US 2020/0307367 A1Komatsu Ltd.
- Hydrostatic Drive with Rotational Speed Limitation12 Jun 2008US 2008/0134674 A1Brueninghaus Hydromatik GmbH
- Hydrostatic Drive27 Dec 2007US 2007/0295004 A1Brueninghaus Hydromatik GmbH
Most cited
By later US patents
- Hydraulic motor control33US 4,478,041 ASundstrand Corporation · 1984
- Hydraulic drive system for construction machine32US 5,155,996 AHitachi Construction Machinery Co., Ltd. · 1992
- Overspeed protection control for an engine19US 3,999,386 ASundstrand Corporation · 1976
- Combined sensor and control13US 3,987,625 AFluid Controls, Inc. · 1976
- Hydraulic system for vehicular traction drive13US 6,073,716 ATextron Inc. · 2000