B23B 13/125
Feed collets
Official title: {Feed collets (feeding device having intermittent movement being placed in the spindle including two collets B23B13/024; collet chucks B23B31/20)}
B23B13/125 (Feed collets) appears on 15 US grants and 13 published applications in this corpus.
Search patents in B23B- Granted patents
- 15
- Published applications
- 13
- Assignees
- 13
- Inventors
- 30
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lathe with chuck25 Mar 2025US 12,257,636 B2Star Micronics Co., Ltd.
- Machine tool with removable workpiece support5 Dec 2023US 11,833,630 B2Yamazaki Mazak Corporation
- Machining tool and workpiece measurement method5 Jul 2022US 11,376,667 B2Star Micronics Co., Ltd.
- Bar material supplying device and numerical control machine tool having the same15 Aug 2017US 9,731,353 B2Citizen Machinery Co., Ltd.
- Large-capacity spindle assemblies and collets for use in davenport multi-spindle screw machines6 Jun 2017US 9,669,466 B1Brinkman Products, Inc.
- Machine tool with removable workpiece support23 May 2024US 2024/0165755 A1Mazak Corporation
- Machine tool system and method of controlling machine tool system2 May 2024US 2024/0139823 A1Star Micronics Co., Ltd.
- Apparatus for centering, guiding and advancing bars to be fed to machine tools21 Dec 2023US 2023/0405745 A1Cucchi Giovanni & C. S.R.L.
- Machine tool with removable workpiece support1 Dec 2022US 2022/0379416 A1Mazak Corporation
- Lathe9 Sep 2021US 2021/0276101 A1Star Micronics Co., Ltd.
Most cited
By later US patents
- Guide bush and method of forming hard carbon film over the inner surface of the guide bush12US 5,941,647 ACitizen Watch Co., Ltd. · 1999
- Automatic lathe7US 7,464,628 B2Citizen Holdings Co., Ltd. · 2008
- Guide bush and method of forming diamond-like carbon film over the guide bush4US 6,264,209 B1Citizen Watch Co., Ltd. · 2001
- Workpiece feed devices3US 4,336,947 ACrawford Collets Limited · 1982
- Machine tool with removable workpiece support2US 11,833,630 B2Yamazaki Mazak Corporation · 2023