F16D 41/06
Freewheels or freewheel clutches: with intermediate wedging coupling members between an inner
Official title: with intermediate wedging coupling members between an inner and an outer surface (F16D41/02, F16D41/24 take precedence)
F16D41/06 (Freewheels or freewheel clutches: with intermediate wedging coupling members between an inner) appears on 1,824 US grants and 1,474 published applications in this corpus.
Search patents in F16D- Granted patents
- 1,824
- Published applications
- 1,474
- Assignees
- 591
- Inventors
- 2,422
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 12 | 0 |
| 1978 | 17 | 0 |
| 1979 | 8 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 11 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 17 | 0 |
| 1988 | 20 | 0 |
| 1989 | 36 | 0 |
| 1990 | 23 | 0 |
| 1991 | 45 | 0 |
| 1992 | 24 | 0 |
| 1993 | 23 | 0 |
| 1994 | 27 | 0 |
| 1995 | 23 | 0 |
| 1996 | 32 | 0 |
| 1997 | 43 | 0 |
| 1998 | 31 | 0 |
| 1999 | 32 | 0 |
| 2000 | 48 | 0 |
| 2001 | 32 | 19 |
| 2002 | 44 | 52 |
| 2003 | 45 | 44 |
| 2004 | 42 | 49 |
| 2005 | 36 | 43 |
| 2006 | 37 | 50 |
| 2007 | 27 | 54 |
| 2008 | 30 | 60 |
| 2009 | 26 | 48 |
| 2010 | 29 | 53 |
| 2011 | 29 | 37 |
| 2012 | 40 | 38 |
| 2013 | 44 | 42 |
| 2014 | 42 | 46 |
| 2015 | 62 | 91 |
| 2016 | 42 | 76 |
| 2017 | 71 | 101 |
| 2018 | 79 | 90 |
| 2019 | 81 | 110 |
| 2020 | 109 | 75 |
| 2021 | 66 | 55 |
| 2022 | 68 | 64 |
| 2023 | 63 | 54 |
| 2024 | 54 | 55 |
| 2025 | 51 | 34 |
| 2026 | 23 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16D 41/064The intermediate members wedging by rolling and having a circular cross-section801
- F16D 41/08With provision for altering the freewheeling action663
- F16D 41/069The intermediate members wedging by pivoting or rocking451
- F16D 2041/0605Spring detailsIndexing code132
- F16D 41/063The intermediate members wedging by moving along the inner and the outer106
- F16D 2041/0603Sprag detailsIndexing code72
- F16D 41/061The intermediate members wedging by movement having an axial component65
- F16D 2041/0601With a sliding bearing or spacerIndexing code57
Recent patents
- Cam clutch6 Oct 2026US 12,753,807 B2Tsubakimoto Chain Co.
- Clutch assembly for an aircraft propulsion system gear train29 Sep 2026US 12,747,776 B2Pratt & Whitney Canada Corp.
- Reverse-input blocking clutch15 Sep 2026US 12,736,089 B2Nsk Ltd.
- Transmission assemblies with overrunning clutch and associated systems and methods15 Sep 2026US 12,736,095 B1The Boeing Company
- Mobile mechanical leverage to generate torque force to a rotary shaft18 Aug 2026US 12,710,075 B2
- One-way clutch8 Oct 2026US 2026/0309194 A1NSK-Warner K. K.
- Centrifugal Force Enabled Clutch and Aircraft8 Oct 2026US 2026/0309196 A1Lockheed Martin Corporation
- Freewheel device with sliding shoes and a cage guided on the sliding shoes24 Sep 2026US 2026/0287029 A1Schaeffler Technologies AG & Co. KG
- Roller-type clutch24 Sep 2026US 2026/0287030 A1Tsubakimoto Chain Co.
- Transmission assemblies with overrunning clutch and associated systems and methods17 Sep 2026US 2026/0276043 A1The Boeing Company
Most cited
By later US patents
- One-way clutch172US 6,125,978 ANSK-Warner K. K. · 2000
- Multiple axle drive vehicle with overrunning roller clutch hubs170US 5,036,939 APolaris Industries Inc. · 1991
- Automotive full locking differential166US 6,269,712 B12001
- Fastener assembly serving as a product, or combined with other components as a product allows automatic controlled movements in one direction and prevents movements in the opposite direction when forces are applied110US 6,161,350 A2000
- Series drive clutch107US 6,846,257 B2Ntn Corporation · 2005