B23B 2231/52
Chucks with means to loosely retain the tool or workpiece in the
Official title: Chucks with means to loosely retain the tool or workpiece in the unclamped position
B23B2231/52 (Chucks with means to loosely retain the tool or workpiece in the) appears on 11 US grants and 11 published applications in this corpus.
Search patents in B23B- Granted patents
- 11
- Published applications
- 11
- Assignees
- 11
- Inventors
- 23
- Latest grant
- 21 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Self-aligning chuck21 Dec 2021US 11,203,070 B2Apex Brands, Inc.
- Chuck28 Apr 2020US 10,632,544 B2Positec Power Tools (Suzhou) Co., Ltd.
- Tool assembly interface26 Mar 2019US 10,239,126 B2Benz GmbH Werkzeugsysteme
- Modular interface arrangement for tools9 May 2017US 9,644,686 B2Benz GmbH Werkzeugsysteme
- Clamping device29 Nov 2011US 8,066,456 B2Ott-Jakob Spanntechnik GmbH
- Self-Aligning Chuck19 Aug 2021US 2021/0252607 A1Apex Brands, Inc.
- Chuck27 Dec 2018US 2018/0369928 A1Positec Power Tools (Suzhou) Co., Ltd.
- Tool assembly interface27 Jul 2017US 2017/0209938 A1Benz GmbH Werkzeugsysteme
- Tool holder, collet and method to clamp a tool in a tool holder18 Dec 2014US 2014/0367929 A1
- Modular interface arrangement for tools23 May 2013US 2013/0129414 A1Benz GmbH Werkzeugsysteme
Most cited
By later US patents
- Chuck having quick change mechanism28US 6,834,864 B2Power Tool Holders Incorporated · 2004
- Tool orienting and release mechanism for machine tool18US 4,075,927 AHoudaille Industries, Inc. · 1978
- Holder for collar of workpiece or tool18US 6,419,430 B2Rohm Co., Ltd. · 2002
- Drill for smooth- and hex-shank bits14US 6,851,678 B2Rohm Co., Ltd. · 2005
- Pressure actuated axial locking9US 4,784,044 A1988