F16D 13/00
Friction clutches
Official title: Friction clutches (arrangements for synchronisation F16D23/02)
F16D13/00 (Friction clutches) appears on 3,890 US grants and 2,905 published applications in this corpus.
Search patents in F16D- Granted patents
- 3,890
- Published applications
- 2,905
- Assignees
- 862
- Inventors
- 5,385
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 37 | 0 |
| 1977 | 31 | 0 |
| 1978 | 40 | 0 |
| 1979 | 21 | 0 |
| 1980 | 42 | 0 |
| 1981 | 53 | 0 |
| 1982 | 28 | 0 |
| 1983 | 28 | 0 |
| 1984 | 49 | 0 |
| 1985 | 56 | 0 |
| 1986 | 67 | 0 |
| 1987 | 75 | 0 |
| 1988 | 53 | 0 |
| 1989 | 56 | 0 |
| 1990 | 59 | 0 |
| 1991 | 63 | 0 |
| 1992 | 65 | 0 |
| 1993 | 40 | 0 |
| 1994 | 48 | 0 |
| 1995 | 40 | 0 |
| 1996 | 65 | 0 |
| 1997 | 67 | 0 |
| 1998 | 84 | 0 |
| 1999 | 112 | 0 |
| 2000 | 99 | 0 |
| 2001 | 71 | 22 |
| 2002 | 62 | 68 |
| 2003 | 62 | 60 |
| 2004 | 57 | 85 |
| 2005 | 43 | 54 |
| 2006 | 44 | 71 |
| 2007 | 39 | 77 |
| 2008 | 39 | 89 |
| 2009 | 29 | 88 |
| 2010 | 54 | 76 |
| 2011 | 57 | 85 |
| 2012 | 78 | 69 |
| 2013 | 77 | 118 |
| 2014 | 90 | 153 |
| 2015 | 160 | 178 |
| 2016 | 111 | 173 |
| 2017 | 165 | 305 |
| 2018 | 185 | 231 |
| 2019 | 233 | 185 |
| 2020 | 208 | 192 |
| 2021 | 167 | 140 |
| 2022 | 158 | 138 |
| 2023 | 133 | 97 |
| 2024 | 102 | 63 |
| 2025 | 54 | 46 |
| 2026 | 34 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16D 13/58Details2,809
- F16D 13/22Friction clutches: with axially-movable clutching members1,468
- F16D 13/76Friction clutches: specially adapted to incorporate with other transmission parts, i.e. at120
- F16D 13/04Friction clutches: with means for actuating or keeping engaged by a force99
- F16D 13/14Friction clutches: with outwardly-movable clutching members co-operating with the inner surface of92
- F16D 13/08Friction clutches: with a helical band or equivalent member, which may be91
- F16D 13/12Friction clutches: with an expansible band or coil co-operating with the inner53
- F16D 13/10Friction clutches: with clutching members co-operating with the periphery of a drum44
Recent patents
- Clutch assembly for a hybrid-electric aircraft propulsion system29 Sep 2026US 12,747,028 B1Pratt & Whitney Canada Corp.
- Clutch apparatus and motorcycle22 Sep 2026US 12,742,480 B2Kabushiki Kaisha F.C.C.
- Clutch apparatus15 Sep 2026US 12,736,093 B2Kabushiki Kaisha F.C.C.
- Wearable assistance devices and methods of operation1 Sep 2026US 12,721,744 B2Vanderbilt University
- Clutch device4 Aug 2026US 12,698,809 B2Kabushiki Kaisha F.C.C.
- Double clutch arrangement, drive train and work machine24 Sep 2026US 2026/0287026 A1Deere & Company
- Clutch for electric vehicle24 Sep 2026US 2026/0287028 A1Hyundai Wia Corporation
- Control apparatus for vehicle17 Sep 2026US 2026/0276044 A1Toyota Jidosha Kabushiki Kaisha
- Clutch control device20 Aug 2026US 2026/0243315 A1Honda Motor Co., Ltd.
- Torque limiter and power transmission device13 Aug 2026US 2026/0235169 A1Exedy Corporation
Most cited
By later US patents
- Torque transmitting apparatus181US 5,622,245 ALuk Lamellen und Kupplungsbau GmbH · 1997
- Carbon composite brake disc with positive vibration damping89US 5,143,184 AAllied-Signal Inc. · 1992
- Liquid cooled magnetorheological fluid clutch for automotive transmissions89US 6,371,267 B1General Motors Corporation · 2002
- Multi-speed transmission and backing plate85US 8,821,336 B2GM Global Technology Operations LLC · 2014
- Wet-type multiplate clutch80US 5,094,331 AHonda Giken Kogyo Kabushiki Kaisha · 1992