F16H 61/00
Control functions within control units of change-speed- or reversing-gearings for conveying rotary
Official title: Control functions within {control units of} change-speed- or reversing-gearings for conveying rotary motion {; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing}
F16H61/00 (Control functions within control units of change-speed- or reversing-gearings for conveying rotary) appears on 18,930 US grants and 13,413 published applications in this corpus.
Search patents in F16H- Granted patents
- 18,930
- Published applications
- 13,413
- Assignees
- 2,160
- Inventors
- 20,394
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 150 | 0 |
| 1977 | 108 | 0 |
| 1978 | 102 | 0 |
| 1979 | 69 | 0 |
| 1980 | 101 | 0 |
| 1981 | 124 | 0 |
| 1982 | 120 | 0 |
| 1983 | 109 | 0 |
| 1984 | 161 | 0 |
| 1985 | 203 | 0 |
| 1986 | 214 | 0 |
| 1987 | 294 | 0 |
| 1988 | 255 | 0 |
| 1989 | 306 | 0 |
| 1990 | 304 | 0 |
| 1991 | 387 | 0 |
| 1992 | 377 | 0 |
| 1993 | 289 | 0 |
| 1994 | 233 | 0 |
| 1995 | 282 | 0 |
| 1996 | 295 | 0 |
| 1997 | 354 | 0 |
| 1998 | 386 | 0 |
| 1999 | 453 | 0 |
| 2000 | 477 | 0 |
| 2001 | 414 | 193 |
| 2002 | 516 | 494 |
| 2003 | 504 | 403 |
| 2004 | 389 | 534 |
| 2005 | 366 | 523 |
| 2006 | 402 | 473 |
| 2007 | 370 | 521 |
| 2008 | 351 | 616 |
| 2009 | 335 | 653 |
| 2010 | 427 | 579 |
| 2011 | 436 | 563 |
| 2012 | 595 | 525 |
| 2013 | 656 | 624 |
| 2014 | 689 | 652 |
| 2015 | 673 | 692 |
| 2016 | 581 | 689 |
| 2017 | 630 | 704 |
| 2018 | 604 | 767 |
| 2019 | 754 | 661 |
| 2020 | 766 | 668 |
| 2021 | 545 | 466 |
| 2022 | 490 | 402 |
| 2023 | 419 | 345 |
| 2024 | 400 | 280 |
| 2025 | 303 | 226 |
| 2026 | 162 | 160 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16H 61/02Control functions within control units of change-speed- or reversing-gearings for conveying rotary4,773
- F16H 61/04Smoothing ratio shift3,698
- F16H 61/66Control functions within control units of change-speed- or reversing-gearings for conveying rotary3,129
- F16H 61/38Control of exclusively fluid gearing2,498
- F16H 61/68Control functions within control units of change-speed- or reversing-gearings for conveying rotary2,353
- F16H 61/26Generation or transmission of movements for final actuating mechanisms2,048
- F16H 61/12Detecting malfunction or potential malfunction1,854
- F16H 61/0021Generation or control of line pressure1,829
All 32 subgroupsShow fewer
- F16H 61/14Control of torque converter lock-up clutches1,404
- F16H 2061/0075Control functions within control units of change-speed- or reversing-gearings for conveying rotaryIndexing code1,119
- F16H 61/16Inhibiting or initiating shift during unfavourable conditions930
- F16H 61/70Control functions within control units of change-speed- or reversing-gearings for conveying rotary771
- F16H 61/22Locking of the control input devices631
- F16H 61/0003Arrangement or mounting of elements of the control apparatus611
- F16H 61/24Providing feel498
- F16H 61/21Providing engine brake control427
- F16H 61/20Preventing gear creeping297
- F16H 61/18Preventing unintentional or unsafe shift293
- F16H 2061/0015Transmission control for optimising fuel consumptionsIndexing code250
- F16H 61/10Controlling shift hysteresis170
- F16H 61/0059Braking of gear output shaft using simultaneous engagement of engaging means164
- F16H 2061/0046Details of fluid supply channelsIndexing code92
- F16H 2061/0012Transmission control for optimising power output of drivelineIndexing code75
- F16H 2061/004Venting trapped air from hydraulic systemsIndexing code65
- F16H 2061/0062Modifying an existing transmission control from a manufacturer for improvement or adaptationIndexing code56
- F16H 2061/0053Initializing the parameters of the controllerIndexing code50
- F16H 2061/0018Transmission control for optimising exhaust emissionsIndexing code39
- F16H 2061/0068Method or means for testing of transmission controls or parts thereofIndexing code38
- F16H 2061/005Supply of electric powerIndexing code21
- F16H 2061/0065Modifying or tuning an existing transmission control for racingIndexing code21
- F16H 2061/0043Cleaning of hydraulic partsIndexing code15
- F16H 2061/0056Powering down of the controllerIndexing code3
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Most cited
By later US patents
- Apparatus and method of neutral start control of a power transmission1,495US 5,809,441 ACase Corporation · 1998
- Mechanical automatic transmission284US 4,361,060 A1982
- Vehicular drive unit276US 5,846,155 AAisin Aw Co., Ltd. · 1998
- Control method and apparatus for internal combustion engine electric hybrid vehicles269US 6,054,844 AThe Regents of the University of California · 2000
- V-belt type continuously variable transmission250US 4,585,429 AYamaha Hatsudoki Kabushiki Kaisha · 1986