F16H 15/00
Gearings for conveying rotary motion with variable gear ratio, or for reversing
Official title: Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members (control of change-speed or reversing-gearings conveying rotary motion F16H59/00 - F16H63/00)
F16H15/00 (Gearings for conveying rotary motion with variable gear ratio, or for reversing) appears on 1,336 US grants and 1,018 published applications in this corpus.
Search patents in F16H- Granted patents
- 1,336
- Published applications
- 1,018
- Assignees
- 274
- Inventors
- 1,253
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 14 | 0 |
| 1979 | 14 | 0 |
| 1980 | 17 | 0 |
| 1981 | 22 | 0 |
| 1982 | 12 | 0 |
| 1983 | 13 | 0 |
| 1984 | 21 | 0 |
| 1985 | 18 | 0 |
| 1986 | 19 | 0 |
| 1987 | 22 | 0 |
| 1988 | 16 | 0 |
| 1989 | 14 | 0 |
| 1990 | 22 | 0 |
| 1991 | 23 | 0 |
| 1992 | 16 | 0 |
| 1993 | 25 | 0 |
| 1994 | 14 | 0 |
| 1995 | 14 | 0 |
| 1996 | 25 | 0 |
| 1997 | 16 | 0 |
| 1998 | 21 | 0 |
| 1999 | 27 | 0 |
| 2000 | 37 | 0 |
| 2001 | 38 | 22 |
| 2002 | 51 | 57 |
| 2003 | 52 | 55 |
| 2004 | 35 | 47 |
| 2005 | 37 | 81 |
| 2006 | 43 | 24 |
| 2007 | 50 | 47 |
| 2008 | 29 | 50 |
| 2009 | 25 | 25 |
| 2010 | 25 | 33 |
| 2011 | 20 | 34 |
| 2012 | 28 | 27 |
| 2013 | 35 | 59 |
| 2014 | 49 | 68 |
| 2015 | 38 | 56 |
| 2016 | 45 | 64 |
| 2017 | 61 | 62 |
| 2018 | 41 | 65 |
| 2019 | 51 | 54 |
| 2020 | 36 | 19 |
| 2021 | 21 | 14 |
| 2022 | 21 | 17 |
| 2023 | 13 | 15 |
| 2024 | 19 | 11 |
| 2025 | 10 | 5 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for automatic configuration and automatic calibration of continuously variable transmissions and bicycles having continuously variable transmissions25 Aug 2026US 12,715,546 B2enviolo B.V.
- Continuously variable transmission drive system16 Jun 2026US 12,654,805 B2Toka Technologies Limited
- Hardened slot walls in a skew shifting continuous variable planetary system5 May 2026US 12,618,464 B2enviolo B.V.
- Rocker link shifting system for a continuously variable transmission17 Mar 2026US 12,576,947 B1enviolo B.V.
- Passive calibration of a mechatronic device mated to a continuously variable planetary (CVP) hub3 Mar 2026US 12,565,924 B2enviolo B.V.
- Rocker link shifting system for a continuously variable transmission3 Sep 2026US 2026/0257761 A1enviolo B.V.
- Continuously variable transmission20 Aug 2026US 2026/0243337 A1Univance Corporation
- Synchronic drive16 Jul 2026US 2026/0201941 A1Argent Automation Inc.
- Toroidal continuously variable transmission9 Jul 2026US 2026/0194126 A1Kawasaki Jukogyo Kabushiki Kaisha
- Passive calibration of a mechatronic device mated to a continuously variable planetary (cvp) hub9 Jul 2026US 2026/0194127 A1enviolo B.V.
Most cited
By later US patents
- Driving hub for a vehicle, particularly a bicycle, with an infinitely adjustable transmission ratio275US 5,318,486 AFichtel & Sachs AG · 1994
- Continuously-variable ratio transmission for an automobile vehicle270US 4,756,211 A1988
- Racing bicycle having a continuously variable traction drive249US 4,735,430 A1988
- Infinitely variable traction roller transmission244US 5,020,384 AExcelermatic Inc. · 1991
- Continuously variable transmission243US 6,419,608 B1Motion Technologies, LLC · 2002