F16H 2059/6838
Sensing gearing status of hydrostatic transmissions
Official title: {Sensing gearing status of hydrostatic transmissions}
F16H2059/6838 (Sensing gearing status of hydrostatic transmissions) appears on 202 US grants and 176 published applications in this corpus.
Search patents in F16H- Granted patents
- 202
- Published applications
- 176
- Assignees
- 85
- Inventors
- 393
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 7 | 2 |
| 2003 | 1 | 5 |
| 2004 | 3 | 4 |
| 2005 | 5 | 7 |
| 2006 | 3 | 8 |
| 2007 | 6 | 9 |
| 2008 | 7 | 8 |
| 2009 | 6 | 14 |
| 2010 | 8 | 12 |
| 2011 | 7 | 12 |
| 2012 | 7 | 4 |
| 2013 | 13 | 9 |
| 2014 | 14 | 6 |
| 2015 | 5 | 3 |
| 2016 | 4 | 1 |
| 2017 | 3 | 3 |
| 2018 | 3 | 9 |
| 2019 | 5 | 3 |
| 2020 | 5 | 11 |
| 2021 | 9 | 7 |
| 2022 | 9 | 10 |
| 2023 | 8 | 8 |
| 2024 | 12 | 9 |
| 2025 | 8 | 6 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 2059/6861The pressuresIndexing code115
- F16H 2059/6853The state of the transmission units, i.e. motor or pump capacityIndexing code52
- F16H 2059/6876The motor speedIndexing code36
- F16H 2059/6846The flow in hydrostatic transmissions circuitsIndexing code14
- F16H 2059/6869The pump speedIndexing code7
- F16H 2059/6892Sensing or calculating the motor torqueIndexing code6
- F16H 2059/6884Sensing or calculating the pump torqueIndexing code5
Recent patents
- Control system, work vehicle, control method and computer program1 Sep 2026US 12,723,649 B2Kubota Corporation
- Method for calibrating a pivot angle sensor, control means, and propulsion or working machine30 Dec 2025US 12,510,152 B2Robert Bosch GmbH
- Gearbox shift lockout system16 Dec 2025US 12,498,041 B2Delaware Capital Formation, Inc.
- Method of controlling hydraulic device25 Nov 2025US 12,480,282 B2Nabtesco Corporation
- Predictive failure system, apparatus and method for hydrostatic transmissions25 Nov 2025US 12,480,579 B22541980 Alberta LTD.
- Predictive failure system, apparatus and method for hydrostatic transmissions23 Apr 2026US 2026/0110357 A12541980 Alberta LTD.
- Gearbox Shift Lockout System19 Mar 2026US 2026/0078818 A1Delaware Capital Formation, Inc.
- Method for operating a driving device of a working machine19 Feb 2026US 2026/0049658 A1ZF Friedrichshafen AG
- Controlling a motor based on a flow rate of hydraulic fluid to the motor1 Jan 2026US 2026/0005633 A1Robert Bosch GmbH
- System and method for detecting a mechanical transmission failure31 Jul 2025US 2025/0244203 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Continuously smooth transmission75US 5,887,674 AThe United States of America as represented by the Administrator of the U. S. Environmental Protection Agency · 1999
- Vehicle propulsion unit and method for controlling same67US 5,679,085 AClaas KGaA · 1997
- Driving mechanism for an automotive propel drive56US 5,390,759 ASauer Inc. · 1995
- Method of controlling speed change of hydraulic drive device for vehicle and speed change device47US 5,784,883 AKomatsu Ltd. · 1998
- Circuit pressure control system for hydrostatic power transmission44US 4,510,750 AHitachi Construction Machinery Co., Ltd. · 1985