B23B 31/1253
Jaws movement actuated by an axially movable member
Official title: {Jaws movement actuated by an axially movable member}
B23B31/1253 (Jaws movement actuated by an axially movable member) appears on 138 US grants and 102 published applications in this corpus.
Search patents in B23B- Granted patents
- 138
- Published applications
- 102
- Assignees
- 48
- Inventors
- 168
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 8 | 5 |
| 2003 | 7 | 4 |
| 2004 | 3 | 6 |
| 2005 | 3 | 7 |
| 2006 | 4 | 11 |
| 2007 | 5 | 16 |
| 2008 | 3 | 3 |
| 2009 | 6 | 2 |
| 2010 | 13 | 4 |
| 2011 | 3 | 3 |
| 2012 | 1 | 3 |
| 2013 | 2 | 1 |
| 2014 | 2 | 7 |
| 2015 | 4 | 5 |
| 2016 | 5 | 1 |
| 2017 | 2 | 4 |
| 2018 | 5 | 2 |
| 2019 | 2 | 2 |
| 2020 | 3 | 3 |
| 2021 | 4 | 3 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 4 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chuck assembly for a rotary power tool2 Dec 2025US 12,485,493 B2Milwaukee Electric Tool Corporation
- Chuck for a wire driver7 Oct 2025US 12,434,307 B2Stryker 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 having a locking device3 Sep 2024US 12,076,792 B2
- Turning machine tool21 May 2026US 2026/0138191 A1E.M.G. Srl
- Chuck For A Wire Driver29 Jan 2026US 2026/0027627 A1Stryker Corporation
- Chuck assembly for a rotary power tool24 Jul 2025US 2025/0235934 A1Milwaukee Electric Tool Corporation
- Toolholder and toolholder system comprising the same1 May 2025US 2025/0135555 A1C. & E. Fein GmbH
- Chuck with lock sleeve3 Apr 2025US 2025/0108440 A1Apex Brands, Inc.
Most cited
By later US patents
- Keyless chuck for rotary tool86US 4,695,065 AMatsushita Electric Works, Ltd. · 1987
- Keyless chuck74US 4,848,779 ABlack & Decker Inc. · 1989
- Keyless chuck66US 5,195,760 ABlack & Decker Inc. · 1993
- Power driver having geared tool holder56US 6,729,812 B22004
- Keyless chuck for rotary tool55US 5,031,925 AMatsushita Electric Works, Ltd. · 1991