B23B 31/18
Pivotally movable in planes containing the axis of the chuck
Official title: pivotally movable in planes containing the axis of the chuck
B23B31/18 (Pivotally movable in planes containing the axis of the chuck) appears on 104 US grants and 60 published applications in this corpus.
Search patents in B23B- Granted patents
- 104
- Published applications
- 60
- Assignees
- 67
- Inventors
- 166
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 4 |
| 2002 | 9 | 2 |
| 2003 | 5 | 3 |
| 2004 | 1 | 1 |
| 2005 | 3 | 0 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 6 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 4 | 2 |
| 2014 | 1 | 4 |
| 2015 | 2 | 5 |
| 2016 | 2 | 1 |
| 2017 | 5 | 5 |
| 2018 | 4 | 3 |
| 2019 | 3 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 5 |
| 2022 | 3 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Changer device for clamping heads3 Mar 2026US 12,564,887 B2Hainbuch GmbH Spannende Technik
- Chuck device13 May 2025US 12,296,394 B2Citizen Machinery Co., Ltd.
- Quick clamping device for a portable power tool having at least one rotatably drivable output shaft, in particular an angle grinder6 Feb 2024US 11,890,720 B2Robert Bosch GmbH
- Power tool3 Oct 2023US 11,772,171 B2Makita Corporation
- System for machining and positioning automobile hub and production line for intelligent cleaning and precision machining25 Jul 2023US 11,707,810 B2Hanergy (Qingdao) Lubrication Technology Co., Ltd.
- Locking release mechanisms for rotary drivers and related systems18 Sep 2025US 2025/0290264 A1
- Changer device for clamping heads14 Mar 2024US 2024/0082928 A1Hainbuch GmbH Spannende Technik
- Fulcrum opening/closing type air chuck18 May 2023US 2023/0150123 A1SMC Corporation
- System for machining and positioning automobile hub and production line for intelligent cleaning and precision machining9 Feb 2023US 2023/0042406 A1Hanergy (Qingdao) Lubrication Technology Co., Ltd.
- Chuck device10 Nov 2022US 2022/0355390 A1Citizen Machinery Co., Ltd.
Most cited
By later US patents
- Indexing chuck105US 4,008,900 A1977
- Quick change in-motion tool chuck33US 4,032,163 A1977
- Device for centering and gripping, particularly for pieces of automobile body work29US 6,695,359 B2Genus Technologies · 2004
- Finger chuck for use with machine tool26US 5,464,233 AHowa Machinery, Ltd. · 1995
- High speed drilling spindle with reciprocating ceramic shaft and edoubl-gripping centrifugal chuck25US 5,997,223 AElectro Scientific Industries, Inc. · 1999