B23B 31/008
Chucks: with arrangements for transmitting torque
Official title: {with arrangements for transmitting torque}
B23B31/008 (Chucks: with arrangements for transmitting torque) appears on 145 US grants and 132 published applications in this corpus.
Search patents in B23B- Granted patents
- 145
- Published applications
- 132
- Assignees
- 94
- Inventors
- 259
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 6 |
| 2003 | 6 | 3 |
| 2004 | 1 | 5 |
| 2005 | 3 | 6 |
| 2006 | 5 | 9 |
| 2007 | 3 | 4 |
| 2008 | 6 | 9 |
| 2009 | 1 | 5 |
| 2010 | 3 | 4 |
| 2011 | 5 | 6 |
| 2012 | 5 | 1 |
| 2013 | 2 | 6 |
| 2014 | 2 | 6 |
| 2015 | 2 | 6 |
| 2016 | 5 | 4 |
| 2017 | 4 | 3 |
| 2018 | 7 | 4 |
| 2019 | 1 | 4 |
| 2020 | 4 | 4 |
| 2021 | 9 | 11 |
| 2022 | 5 | 3 |
| 2023 | 0 | 9 |
| 2024 | 9 | 6 |
| 2025 | 7 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modular hydraulic chucks4 Aug 2026US 12,697,662 B2Kennametal Inc.
- Modular cutting tool having integral central pin and torque transfer mechanism21 Apr 2026US 12,605,771 B2Iscar, Ltd.
- Device for transmitting torque from a drill to a drill bit25 Nov 2025US 12,479,034 B2Hilti Aktiengesellschaft
- Pin drive rotary surgical cutting tools and powered handpieces14 Oct 2025US 12,440,902 B2Medtronic PS Medical, Inc.
- Cutting tool assembly2 Sep 2025US 12,403,535 B2Seco Tools AB
- 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
- Surgical handpiece and cooperating rotary tool11 Jun 2026US 2026/0157761 A1Emd Kft.
- Modular cutting tool16 Apr 2026US 2026/0102824 A1Gühring KG
- Coupling, and medical instrument having a coupling15 Jan 2026US 2026/0016052 A1
- Assembly of a reaming tool, consisting of clamping part, reaming bit and a dismantling key and method of dismantling of the reaming tool25 Dec 2025US 2025/0387841 A1FINAL Tools a.s.
Most cited
By later US patents
- Power tool having a receptacle for securing a tool112US 6,796,888 B2C. & E. Fein GmbH · 2004
- Hand-held tool with detachable tool bit chuck106US 4,824,298 AHilti Aktiengesellschaft · 1989
- Drilling tool93US 6,012,881 AKomet Praezisionswerkzeuge Robert Breuning GmbH · 2000
- Cutting head for mounting on a tool holder in a self-clamping manner85US 6,276,879 B1Iscar, Ltd. · 2001
- Tool for cutting machining84US 5,947,660 ASeco Tools AB · 1999