B23B 31/10
Characterised by the retaining or gripping devices or their immediate operating means
Official title: characterised by the retaining or gripping devices or their immediate operating means
B23B31/10 (Characterised by the retaining or gripping devices or their immediate operating means) appears on 3,283 US grants and 2,331 published applications in this corpus.
Search patents in B23B- Granted patents
- 3,283
- Published applications
- 2,331
- Assignees
- 1,239
- Inventors
- 4,124
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 45 | 0 |
| 1977 | 41 | 0 |
| 1978 | 37 | 0 |
| 1979 | 17 | 0 |
| 1980 | 48 | 0 |
| 1981 | 50 | 0 |
| 1982 | 29 | 0 |
| 1983 | 32 | 0 |
| 1984 | 38 | 0 |
| 1985 | 51 | 0 |
| 1986 | 73 | 0 |
| 1987 | 86 | 0 |
| 1988 | 53 | 0 |
| 1989 | 75 | 0 |
| 1990 | 58 | 0 |
| 1991 | 59 | 0 |
| 1992 | 53 | 0 |
| 1993 | 57 | 0 |
| 1994 | 60 | 0 |
| 1995 | 53 | 0 |
| 1996 | 42 | 0 |
| 1997 | 44 | 0 |
| 1998 | 66 | 0 |
| 1999 | 96 | 0 |
| 2000 | 58 | 0 |
| 2001 | 96 | 36 |
| 2002 | 81 | 67 |
| 2003 | 85 | 72 |
| 2004 | 54 | 86 |
| 2005 | 66 | 82 |
| 2006 | 58 | 107 |
| 2007 | 59 | 108 |
| 2008 | 50 | 78 |
| 2009 | 48 | 94 |
| 2010 | 65 | 82 |
| 2011 | 59 | 86 |
| 2012 | 64 | 82 |
| 2013 | 67 | 91 |
| 2014 | 87 | 114 |
| 2015 | 76 | 127 |
| 2016 | 99 | 96 |
| 2017 | 103 | 112 |
| 2018 | 118 | 90 |
| 2019 | 101 | 110 |
| 2020 | 92 | 95 |
| 2021 | 95 | 126 |
| 2022 | 75 | 112 |
| 2023 | 66 | 90 |
| 2024 | 71 | 79 |
| 2025 | 65 | 64 |
| 2026 | 62 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 31/12Chucks with simultaneously-acting jaws, whether or not also individually adjustable2,032
- B23B 31/107Retention by laterally-acting detents723
- B23B 31/117Retention by friction only298
- B23B 31/11Retention by threaded connection215
- B23B 31/113Retention by bayonet connection151
- B23B 31/102Jaws, accessories or adjustment means58
- B23B 31/103Retention by pivotal elements50
- B23B 31/101Chucks with separately-acting jaws movable radially22
Recent patents
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- Bit holder8 Oct 2026US 2026/0307155 A1Milwaukee Electric Tool Corporation
- Bar contact improvement1 Oct 2026US 2026/0295683 A1
- Fastening and coupling apparatus for a rotating tool, and power tool having a fastening and coupling apparatus of this type1 Oct 2026US 2026/0295684 A1C. & E. Fein GmbH
- Chuck arrangement comprising a turnable t-slot nut provided with threaded holes and a method for operating the same24 Sep 2026US 2026/0284753 A1M.P.C.-System AB
- Rotary power transmitter and machine tool20 Aug 2026US 2026/0241462 A1Guangdong Lokle Intelligent Technology Co., Ltd
Most cited
By later US patents