F16D 43/18
With friction clutching members
Official title: with friction clutching members
F16D43/18 (With friction clutching members) appears on 245 US grants and 155 published applications in this corpus.
Search patents in F16D- Granted patents
- 245
- Published applications
- 155
- Assignees
- 143
- Inventors
- 447
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 12 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 11 | 0 |
| 1981 | 8 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 4 |
| 2002 | 3 | 3 |
| 2003 | 5 | 3 |
| 2004 | 3 | 6 |
| 2005 | 2 | 4 |
| 2006 | 6 | 7 |
| 2007 | 2 | 9 |
| 2008 | 7 | 6 |
| 2009 | 1 | 9 |
| 2010 | 3 | 4 |
| 2011 | 4 | 7 |
| 2012 | 8 | 11 |
| 2013 | 7 | 3 |
| 2014 | 7 | 8 |
| 2015 | 9 | 3 |
| 2016 | 4 | 5 |
| 2017 | 6 | 6 |
| 2018 | 3 | 6 |
| 2019 | 4 | 14 |
| 2020 | 8 | 11 |
| 2021 | 8 | 8 |
| 2022 | 10 | 1 |
| 2023 | 3 | 3 |
| 2024 | 3 | 3 |
| 2025 | 5 | 8 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmission system for a hybrid drive unit11 Nov 2025US 12,466,251 B2Customachinery Inc.
- Electric vehicle with powertrain having reverse-acting centrifugal clutch4 Nov 2025US 12,459,352 B2Ford Global Technologies, LLC
- Complex clutch apparatus12 Aug 2025US 12,385,529 B1
- Spring and damper assembly for a centrifugal clutch in a continuously variable transmission17 Jun 2025US 12,331,798 B1The Hilliard Corporation
- Centrifugal force enabled clutch and aircraft22 Apr 2025US 12,281,679 B2Lockheed Martin Corporation
- Centrifugal Force Enabled Clutch and Aircraft8 Oct 2026US 2026/0309196 A1Lockheed Martin Corporation
- A handheld battery powered chainsaw with a centrifugal clutch6 Aug 2026US 2026/0225280 A1Husqvarna AB
- Boat propulsion device and boat12 Mar 2026US 2026/0070640 A1Yamaha Hatsudoki Kabushiki Kaisha
- Clutch device23 Oct 2025US 2025/0327496 A1Kabushiki Kaisha F.C.C.
- Electric vehicle with powertrain having reverse-acting centrifugal clutch9 Oct 2025US 2025/0313082 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Motor for motorcycles40US 5,818,134 A1998
- Juice extractor quick connect/disconnect coupling38US 4,700,621 ASunbeam Corporation · 1987
- Electronic control and method for power sliding van door with rear-center-mounted drive38US 5,979,114 AValeo Electrical Systems, Inc. · 1999
- Apparatus for supplying electric current and compressed air36US 4,947,977 A1990
- Electronic control and method for power sliding van door with rear-center-mounted drive34US 6,430,875 B1Valeo Electrical Systems, Inc. · 2002