D05B 69/34
Hand-wheel clutches
D05B69/34 (Hand-wheel clutches) appears on 13 US grants and 1 published applications in this corpus.
Search patents in D05B- Granted patents
- 13
- Published applications
- 1
- Assignees
- 7
- Inventors
- 16
- Latest grant
- 2 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Driving clutch device for a sewing machine2 Jan 2024US 11,859,324 B2
- Sewing machine with an overload clutch2 Apr 2002US 6,363,872 B1Durkopp Adler Aktiengesellschaft
- Sewing machine with a balance wheel31 Oct 2000US 6,138,593 AG. M. Pfaff Aktiengesellschaft
- Convertible sewing machine26 Jan 1999US 5,862,766 A
- Sewing machine with retractable handwheel20 Oct 1987US 4,700,646 ABrother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Handwheel clutch for sewing machines8US 4,453,624 AThe Singer Company · 1984
- Switching device of dual function sewing machine4US 4,445,450 AJanome Sewing Machine Co., Ltd. · 1984
- Mechanism for coupling a drive to a shaft3US 4,183,473 AFritz Gegauf Aktiengesellschaft · 1980
- Treadle drive for electrified sewing machine3US 4,259,915 AThe Singer Company · 1981
- Sewing machine with an overload clutch3US 6,363,872 B1Durkopp Adler Aktiengesellschaft · 2002