F16D 7/04
Slip couplings: of the ratchet type
Official title: of the ratchet type (similar gearings based on repeated accumulation and delivery of inertia-energy F16H33/08; {overload clutches of the ratchet type F16D43/202})
F16D7/04 (Slip couplings: of the ratchet type) appears on 568 US grants and 462 published applications in this corpus.
Search patents in F16D- Granted patents
- 568
- Published applications
- 462
- Assignees
- 369
- Inventors
- 1,078
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 12 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 14 | 0 |
| 2001 | 12 | 5 |
| 2002 | 7 | 10 |
| 2003 | 6 | 10 |
| 2004 | 10 | 7 |
| 2005 | 4 | 13 |
| 2006 | 10 | 20 |
| 2007 | 6 | 18 |
| 2008 | 10 | 18 |
| 2009 | 14 | 24 |
| 2010 | 10 | 19 |
| 2011 | 13 | 14 |
| 2012 | 17 | 12 |
| 2013 | 18 | 18 |
| 2014 | 18 | 22 |
| 2015 | 20 | 18 |
| 2016 | 16 | 21 |
| 2017 | 21 | 22 |
| 2018 | 18 | 33 |
| 2019 | 28 | 31 |
| 2020 | 29 | 20 |
| 2021 | 22 | 26 |
| 2022 | 19 | 13 |
| 2023 | 20 | 21 |
| 2024 | 21 | 20 |
| 2025 | 17 | 18 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Torque-limiting spindle11 Aug 2026US 12,704,155 B2Schlage Lock Company LLC
- Safety clutch for an agricultural vehicle4 Aug 2026US 12,698,808 B2CNH Industrial Belgium N. V.
- Thrust ring frictional damper21 Apr 2026US 12,607,233 B2Hamilton Sundstrand Corporation
- Torque limiting coupler for an electric motor shaft24 Feb 2026US 12,560,206 B2BorgWarner Inc.
- Auto-engageable coupling for preventing transmission of reverse rotation to ESP motors17 Feb 2026US 12,553,320 B2Baker Hughes Oilfield Operations LLC
- Compensator assembly for vehicle drive system3 Sep 2026US 2026/0258844 A1Harley-Davidson Motor Company
- Freewheel device for an electric drive of a vehicle, and electric drive for the vehicle2 Jul 2026US 2026/0185569 A1Schaeffler Technologies AG & Co. KG
- Axle drive for a vehicle18 Jun 2026US 2026/0166976 A1ZF Friedrichshafen AG
- Rotatable plug connector assembly with radial latching11 Jun 2026US 2026/0160294 A1Lapp Engineering & Co.
- Torsional vibration isolated coupling element4 Jun 2026US 2026/0153131 A1Hasse & Wrede GmbH
Most cited
By later US patents
- Torque coupling system130US 5,028,211 AThe Carborundum Company · 1991
- Torque coupling system for graphite impeller shafts113US 5,025,198 AThe Carborundum Company · 1991
- Torque limiting device74US 3,942,337 AIndustrial Analytics Inc. · 1976
- Torque limiter arrangement for rotating device67US 5,190,499 AAisin Seiki Kabushiki Kaisha · 1993
- Radio detector for detecting dull and broken tools61US 4,090,802 AOtto Bilz, Werkzeugfabrik GmbH & Co. · 1978