B23B 31/1078
Retention by wedges
Official title: {Retention by wedges}
B23B31/1078 (Retention by wedges) appears on 41 US grants and 24 published applications in this corpus.
Search patents in B23B- Granted patents
- 41
- Published applications
- 24
- Assignees
- 34
- Inventors
- 72
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 3 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 3 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Connecting mechanism and method of manufacturing23 Jun 2026US 12,663,031 B2Controlled Dynamics, Inc.
- Hand tool holding structure9 Dec 2025US 12,491,567 B2
- Subsea processing machine comprising a tool holder with a change hub for receiving rotary tools24 Oct 2023US 11,794,258 B2SchöNing GmbH
- Tool or workpiece holder8 Aug 2023US 11,717,941 B2Ott-Jakob Spanntechnik GmbH
- Punch assemblies and toolless systems thereof for tip retention and release6 Jun 2023US 11,667,051 B2Wilson Tool International Inc.
- Cutting unit, cutting tool, cutting tool rest, and method for manufacturing cut article5 Mar 2026US 2026/0061499 A1KYOCERA Corporation
- Cutting tool having a cutting head and an adapter having a clamping mechanism thereof4 Sep 2025US 2025/0276385 A1Iscar, Ltd.
- Toolholder and toolholder system comprising the same1 May 2025US 2025/0135555 A1C. & E. Fein GmbH
- Hand Tool Holding Structure22 Aug 2024US 2024/0278395 A1
- Connecting mechanism and method of manufacturing11 Jul 2024US 2024/0227098 A9Controlled Dynamics, Inc.
Most cited
By later US patents
- Locking wedge assembly for two-piece mechanically connected mandrels31US 5,263,351 AItalimpianti of America, Inc. · 1993
- Combination of a tool holder and a tool shaft29US 4,146,240 A1979
- Bit or tool extension and method of making same29US 7,506,877 B12009
- Quick-release mechanism for hand tool21US 8,262,097 B22012
- Chuck for annular core bit20US 6,887,018 B2Hilti Aktiengesellschaft · 2005