B23B 31/123
With locking arrangements
Official title: {with locking arrangements (locking arrangements for chucks with simultaneously-acting jaws moving radially actuated by one or more spiral grooves B23B31/16041)}
B23B31/123 (With locking arrangements) appears on 252 US grants and 183 published applications in this corpus.
Search patents in B23B- Granted patents
- 252
- Published applications
- 183
- Assignees
- 47
- Inventors
- 193
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 13 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 10 | 2 |
| 2002 | 8 | 8 |
| 2003 | 9 | 8 |
| 2004 | 4 | 8 |
| 2005 | 5 | 13 |
| 2006 | 8 | 18 |
| 2007 | 10 | 18 |
| 2008 | 7 | 8 |
| 2009 | 14 | 11 |
| 2010 | 14 | 8 |
| 2011 | 13 | 6 |
| 2012 | 5 | 6 |
| 2013 | 6 | 8 |
| 2014 | 7 | 11 |
| 2015 | 3 | 6 |
| 2016 | 12 | 6 |
| 2017 | 4 | 7 |
| 2018 | 5 | 3 |
| 2019 | 9 | 2 |
| 2020 | 3 | 7 |
| 2021 | 7 | 8 |
| 2022 | 5 | 5 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 4 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chuck with slip protection14 Apr 2026US 12,599,972 B2Apex Brands, Inc.
- Chuck assembly for a rotary power tool2 Dec 2025US 12,485,493 B2Milwaukee Electric Tool Corporation
- Clutch device, drill chuck, power tool, and bidirectional rotation method of drill chuck19 Aug 2025US 12,390,863 B2
- Chuck with lock sleeve20 May 2025US 12,303,984 B2Apex Brands, Inc.
- Chuck with locking sleeve21 Jan 2025US 12,202,055 B2Apex Brands, Inc.
- Locking chuck with anti-vibration feature30 Jul 2026US 2026/0216796 A1Apex Brands, Inc.
- Chuck assembly for a rotary power tool24 Jul 2025US 2025/0235934 A1Milwaukee Electric Tool Corporation
- Chuck with lock sleeve3 Apr 2025US 2025/0108440 A1Apex Brands, Inc.
- Bit centering chuck assembly6 Mar 2025US 2025/0073786 A1Milwaukee Electric Tool Corporation
- Chuck with locking sleeve8 Aug 2024US 2024/0261873 A1Apex Brands, Inc.
Most cited
By later US patents