A01D 34/6812
Braking or clutching mechanisms
Official title: {Braking or clutching mechanisms}
A01D34/6812 (Braking or clutching mechanisms) appears on 183 US grants and 105 published applications in this corpus.
Search patents in A01D- Granted patents
- 183
- Published applications
- 105
- Assignees
- 61
- Inventors
- 294
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 9 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 13 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 3 | 3 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 2 | 3 |
| 2016 | 0 | 7 |
| 2017 | 8 | 8 |
| 2018 | 7 | 7 |
| 2019 | 1 | 6 |
| 2020 | 10 | 9 |
| 2021 | 9 | 8 |
| 2022 | 3 | 8 |
| 2023 | 6 | 10 |
| 2024 | 3 | 4 |
| 2025 | 13 | 9 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Robotic garden tool with quick change mechanism25 Aug 2026US 12,714,019 B2Techtronic Cordless GP
- Orientation sensing for a lawnmower21 Jul 2026US 12,685,252 B2Milwaukee Electric Tool Corporation
- Differential and moveable power tool having this differential23 Jun 2026US 12,663,062 B2Techtronic Cordless GP
- Centrifugal clutch mechanisms28 Apr 2026US 12,612,949 B2Techtronic Cordless GP
- Electric power equipment17 Mar 2026US 12,576,724 B2Honda Motor Co., Ltd.
- Walk-behind working machine20 Aug 2026US 2026/0240071 A1Nanjing Chervon Industry Co., Ltd.
- Outdoor traveling device22 Jan 2026US 2026/0020526 A1Nanjing Chervon Industry Co., Ltd.
- Manned mower22 Jan 2026US 2026/0020527 A1Nanjing Chervon Industry Co., Ltd.
- Bail bar detection for a lawnmower4 Dec 2025US 2025/0366389 A1Milwaukee Electric Tool Corporation
- Differential and moveable power tool having this differential17 Jul 2025US 2025/0230865 A1Techtronic Cordless GP
Most cited
By later US patents
- Mower drive assembly106US 4,466,233 AThesman Industries, Inc. · 1984
- Engine braking system103US 5,086,890 ABriggs & Stratton Corporation · 1992
- Brake safety system for a power driven rotary mower92US 4,090,345 ABriggs & Stratton Corporation · 1978
- Electric lawn mower78US 6,826,895 B2Honda Giken Kogyo Kabushiki Kaisha · 2004
- Interlock for lawnmower58US 6,301,864 B1Ariens Company · 2001