B23B 2231/00
Details of chucks, toolholder shanks or tool shanks
B23B2231/00 (Details of chucks, toolholder shanks or tool shanks) appears on 1,262 US grants and 1,234 published applications in this corpus.
Search patents in B23B- Granted patents
- 1,262
- Published applications
- 1,234
- Assignees
- 516
- Inventors
- 1,754
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 10 | 0 |
| 1986 | 15 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 16 | 0 |
| 1990 | 15 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 15 | 0 |
| 1994 | 15 | 0 |
| 1995 | 20 | 0 |
| 1996 | 13 | 0 |
| 1997 | 17 | 0 |
| 1998 | 20 | 0 |
| 1999 | 30 | 0 |
| 2000 | 22 | 0 |
| 2001 | 34 | 19 |
| 2002 | 27 | 31 |
| 2003 | 31 | 28 |
| 2004 | 18 | 29 |
| 2005 | 22 | 32 |
| 2006 | 24 | 64 |
| 2007 | 26 | 47 |
| 2008 | 26 | 36 |
| 2009 | 25 | 39 |
| 2010 | 37 | 33 |
| 2011 | 32 | 37 |
| 2012 | 21 | 38 |
| 2013 | 25 | 42 |
| 2014 | 40 | 73 |
| 2015 | 34 | 79 |
| 2016 | 58 | 61 |
| 2017 | 55 | 63 |
| 2018 | 67 | 67 |
| 2019 | 60 | 54 |
| 2020 | 51 | 56 |
| 2021 | 66 | 64 |
| 2022 | 34 | 68 |
| 2023 | 29 | 59 |
| 2024 | 37 | 52 |
| 2025 | 46 | 39 |
| 2026 | 36 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 2231/02Features of shanks of tools not relating to the operation performed byIndexing code318
- B23B 2231/38Keyless chucks for hand toolsIndexing code317
- B23B 2231/20Collet chucksIndexing code189
- B23B 2231/24Cooling or lubrication meansIndexing code127
- B23B 2231/04AdaptersIndexing code122
- B23B 2231/44Nose piecesIndexing code114
- B23B 2231/06Chucks for handtools having means for opening and closing the jaws usingIndexing code102
- B23B 2231/12Chucks having means to amplify the force produced by the actuating meansIndexing code37
All 27 subgroupsShow fewer
- B23B 2231/22Compensating chucks, i.e. with means for the compensation of irregularities of formIndexing code37
- B23B 2231/46PinsIndexing code27
- B23B 2231/36Sealed jointsIndexing code26
- B23B 2231/10Chucks having data storage chipsIndexing code23
- B23B 2231/14Chucks with clamping force limitation meansIndexing code22
- B23B 2231/26Detection of clampingIndexing code22
- B23B 2231/34JawsIndexing code22
- B23B 2231/48Polygonal cross sectionsIndexing code21
- B23B 2231/54Chucks for tapsIndexing code19
- B23B 2231/28Dust coversIndexing code18
- B23B 2231/30Chucks with four jawsIndexing code17
- B23B 2231/50Devices to counteract clamping forces exerted within the spindle in order toIndexing code16
- B23B 2231/42Chucks operated by a motor which is movable to engage with, orIndexing code11
- B23B 2231/52Chucks with means to loosely retain the tool or workpiece in theIndexing code11
- B23B 2231/56Chucks with more than one set of gripping meansIndexing code11
- B23B 2231/40Chucks having a pivotal retention element in the form of a laterallyIndexing code10
- B23B 2231/32Guideways for jawsIndexing code8
- B23B 2231/58Self-grasping, i.e., automatic grasping upon insertion of tool or workpieceIndexing code6
- B23B 2231/08Chucks for shanks of tools having means for reducing the bending ofIndexing code3
Recent patents
- Mounting device, mounting method, and method for manufacturing product6 Oct 2026US 12,752,347 B2Sintokogio, Ltd.
- Connector system for operating a trailer jack and a hopper door actuator with a drill1 Sep 2026US 12,722,208 B2
- Clamping device for tool holder1 Sep 2026US 12,722,209 B2AB Sandvik Coromant
- Chuck assembly18 Aug 2026US 12,713,877 B2Apet Co., Ltd.
- Pull stud bolt installation and removal tool and tubular body manufacturing method thereof11 Aug 2026US 12,703,071 B2Protoeng Co., Ltd.
- 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
- Components of a Machine Tool for Automated Collet Chuck Maintenance and Cleaning1 Oct 2026US 2026/0295751 A1Schmoll Maschinen GmbH
- Modular lathe tool adapter27 Aug 2026US 2026/0249409 A1Endurapin LLC
- Machine tool20 Aug 2026US 2026/0241463 A1Star Micronics Co., Ltd.
- Shank member for exchangeable-head cutting tool, and cutting tool6 Aug 2026US 2026/0225163 A1Tungaloy Corporation
Most cited
By later US patents
- Surgical reamer213US 5,190,548 ALinvatec Corporation · 1993
- Pistol grip, bone drill174US 4,620,539 A1986
- Sintered and forged article, and method of forming same145US 4,484,644 AIngersoll-Rand Company · 1984
- Color coded tools118US 4,982,627 A1991
- Power tool having a receptacle for securing a tool112US 6,796,888 B2C. & E. Fein GmbH · 2004