E05B 17/04
Devices for coupling the turning cylinder of a single or a double
Official title: Devices for coupling the turning cylinder of a single or a double cylinder lock with the bolt operating member
E05B17/04 (Devices for coupling the turning cylinder of a single or a double) appears on 313 US grants and 240 published applications in this corpus.
Search patents in E05B- Granted patents
- 313
- Published applications
- 240
- Assignees
- 175
- Inventors
- 522
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 12 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 4 |
| 2002 | 10 | 11 |
| 2003 | 14 | 9 |
| 2004 | 8 | 11 |
| 2005 | 12 | 10 |
| 2006 | 5 | 6 |
| 2007 | 6 | 8 |
| 2008 | 4 | 8 |
| 2009 | 5 | 12 |
| 2010 | 3 | 7 |
| 2011 | 8 | 6 |
| 2012 | 9 | 10 |
| 2013 | 10 | 3 |
| 2014 | 7 | 15 |
| 2015 | 6 | 7 |
| 2016 | 11 | 10 |
| 2017 | 6 | 10 |
| 2018 | 6 | 9 |
| 2019 | 10 | 13 |
| 2020 | 11 | 13 |
| 2021 | 8 | 10 |
| 2022 | 6 | 10 |
| 2023 | 13 | 16 |
| 2024 | 11 | 6 |
| 2025 | 16 | 10 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E05B 17/042Using toothed wheels or geared sectors55
- E05B 17/041Coupling device with a shaft projecting axially rearwardly from the cylinder39
- E05B 17/044Clutches, disengageable couplings36
- E05B 17/047With rotating output elements forming part of cylinder locks23
- E05B 17/048With sliding output elements forming part of cylinder locks18
Recent patents
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- Lock13 Aug 2026US 2026/0234964 A1Kingsway Enterprises (UK) Limited
- Lock with override mechanism6 Aug 2026US 2026/0226770 A1
- An electromagnetic lock having an anti-forced entry mechanism30 Jul 2026US 2026/0218542 A1Wenzhou Jinfu Locks Industry Co., Ltd
- Exit device night latch adapter23 Jul 2026US 2026/0210157 A1Schlage Lock Company LLC
- Tamper resistant padlock9 Apr 2026US 2026/0098427 A1Mul-T-Lock Technologies Ltd.
Most cited
By later US patents
- Bolt lock bolt retractor mechanism96US 5,265,452 AMas-Hamilton Group · 1993
- Apparatus for dispensing tickets, cards and the like from a stack87US 5,647,507 AAlgonquin Industries, Inc. · 1997
- Gliding door latch assembly73US 5,595,409 AThe Anderson Company · 1997
- Interchangeable electronic lock73US 8,616,031 B2Wesko Systems Limited · 2013
- Keypad lockset70US 8,141,400 B2EMTEK Products, Inc. · 2012