B23B 31/208
With a tool positioning stop
Official title: {with a tool positioning stop (axial positioning of the tool being adjustable B23B31/028)}
B23B31/208 (With a tool positioning stop) appears on 46 US grants and 34 published applications in this corpus.
Search patents in B23B- Granted patents
- 46
- Published applications
- 34
- Assignees
- 35
- Inventors
- 70
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 3 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 3 | 5 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for gripping constant-velocity universal joint component13 Jan 2026US 12,521,831 B2Ntn Corporation
- Cutter holder assembly capable of reducing longitudinal assembling gap between cutter and collet3 Jun 2025US 12,318,847 B2Shin-Yain Industrial Co., Ltd.
- Positioning cutter assembly and positioning collet assembly9 Apr 2024US 11,951,551 B2Shin-Yain Industrial Co., Ltd.
- Gripper module21 Jun 2022US 11,364,548 B2Agile Wing Smart Manufacturing Co., Ltd.
- Collet chuck22 Mar 2022US 11,278,969 B2Franz Haimer Maschinenbau KG
- Length-adjustment device for adjusting a longitudinal position of a tool, tool clamping apparatus, and system and method having the length-adjustment device1 Jan 2026US 2026/0001145 A1E. Zoller GmbH & Co. KG Einstell- und Messgeraete
- Cutter holder assembly capable of reducing longitudinal assembling gap between cutter and collet20 Feb 2025US 2025/0058381 A1Shin-Yain Industrial Co., Ltd.
- Positioning cutter assembly and positioning collet assembly2 Mar 2023US 2023/0062623 A1Shin-Yain Industrial Co., Ltd.
- Method for gripping constant-velocity universal joint component9 Feb 2023US 2023/0045564 A1Ntn Corporation
- Drill stop collet for use with a hand-held drill for windshield repair16 Dec 2021US 2021/0387268 A1
Most cited
By later US patents
- Intelligent tool system38US 4,778,313 AManuflex Corporation · 1988
- Tool holder33US 4,668,138 ANorthrop Corporation · 1987
- Spindle adapter for tool holder with tool adjustment control28US 5,032,043 AT. M. Smith Tool International Corp. · 1991
- Oil feeding collet chuck and its collet24US 5,405,220 ANt Tool Corporation · 1995
- Tool holder18US 6,371,705 B1FL Toolholders, Inc. · 2002