F16D 47/00
Systems of clutches, or clutches and couplings, comprising devices of types grouped
Official title: Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the following sets of groups: F16D1/00 - F16D9/00, F16D11/00 - F16D23/00, F16D25/00 - F16D29/00, F16D31/00 - F16D39/00, F16D41/00 - F16D45/00 (freewheels combined with a clutch to lock the driving and driven members of the freewheel F16D41/04, F16D41/26)
F16D47/00 (Systems of clutches, or clutches and couplings, comprising devices of types grouped) appears on 441 US grants and 305 published applications in this corpus.
Search patents in F16D- Granted patents
- 441
- Published applications
- 305
- Assignees
- 200
- Inventors
- 734
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 13 | 0 |
| 1989 | 13 | 0 |
| 1990 | 12 | 0 |
| 1991 | 12 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 3 |
| 2002 | 11 | 9 |
| 2003 | 9 | 7 |
| 2004 | 6 | 3 |
| 2005 | 2 | 8 |
| 2006 | 4 | 6 |
| 2007 | 3 | 6 |
| 2008 | 3 | 4 |
| 2009 | 1 | 10 |
| 2010 | 4 | 6 |
| 2011 | 2 | 7 |
| 2012 | 3 | 12 |
| 2013 | 17 | 20 |
| 2014 | 11 | 22 |
| 2015 | 30 | 23 |
| 2016 | 20 | 16 |
| 2017 | 15 | 24 |
| 2018 | 13 | 21 |
| 2019 | 22 | 22 |
| 2020 | 24 | 13 |
| 2021 | 20 | 15 |
| 2022 | 12 | 9 |
| 2023 | 13 | 12 |
| 2024 | 11 | 9 |
| 2025 | 9 | 9 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Selectable clutch and disconnect mechanism21 Jul 2026US 12,687,204 B2Tsubakimoto Chain Co.
- Power transmission apparatus14 Jul 2026US 12,680,581 B2Kabushiki Kaisha F.C.C.
- Transmission mechanism6 Jan 2026US 12,516,716 B2Valeo Embrayages
- Transmission system for a hybrid drive unit11 Nov 2025US 12,466,251 B2Customachinery Inc.
- Power transmission apparatus16 Sep 2025US 12,416,339 B2Kabushiki Kaisha F.C.C.
- Inline drive assembly for four-wheel drive vehicle24 Sep 2026US 2026/0285148 A1The Hilliard Corporation
- Cam clutch6 Aug 2026US 2026/0226948 A1Tsubakimoto Chain Co.
- Clutch strut ears, ear sleeves, and couplings6 Aug 2026US 2026/0226950 A1Means Industries, Inc.
- Electro- Mechanical High-Pressure Oilfield Pumping System23 Jul 2026US 2026/0210227 A1Twin Disc, Incorporated
- Selectable clutch18 Jun 2026US 2026/0168543 A1Tsubakimoto Chain Co.
Most cited
By later US patents
- Fluid drive transmission employing lockup clutch129US 4,526,255 AJ. I. Case Company · 1985
- Shaft decoupler77US 6,044,943 ALitens Automotive Partnership · 2000
- Automatic transmission carrier assembly including an overrunning brake64US 7,223,198 B2Ford Global Technologies, LLC · 2007
- Torque transmission device58US 4,457,411 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1984
- Torque transmission device for a four-wheel drive vehicle54US 4,905,808 AToyoda Koki Kabushiki Kaisha · 1990