B23B 29/20
For placing same by shanks in sleeves of a turret
Official title: for placing same by shanks in sleeves of a turret
B23B29/20 (For placing same by shanks in sleeves of a turret) appears on 53 US grants and 54 published applications in this corpus.
Search patents in B23B- Granted patents
- 53
- Published applications
- 54
- Assignees
- 37
- Inventors
- 104
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 4 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 4 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 1 | 4 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 7 |
| 2023 | 3 | 2 |
| 2024 | 3 | 4 |
| 2025 | 4 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tool holder and a parting and grooving tool for an indexable turret, and a machining method therefor30 Dec 2025US 12,508,657 B2AB Sandvik Coromant
- Tool system26 Aug 2025US 12,397,354 B2Ceratizit Austria Gesellschaft m. b. H.
- Clamping device for tool holder22 Apr 2025US 12,280,436 B2AB Sandvik Coromant
- Mechanism for attaching tool holder to turret18 Feb 2025US 12,226,838 B2Dmg Mori Co., Ltd.
- Parting blade and tool holder therefor19 Nov 2024US 12,145,202 B2Iscar, Ltd.
- Blocking device of tool holders on lathes16 Jul 2026US 2026/0199987 A1Algra S.P.A.
- Tool holder16 Jul 2026US 2026/0199988 A1PCM Precision Tooling SA
- Cnc lathe live radial tool spacer26 Mar 2026US 2026/0084254 A1
- Parting blade and tool holder therefor13 Feb 2025US 2025/0050429 A1Iscar, Ltd.
- Tool holder and turret24 Oct 2024US 2024/0351112 A1Nt Tool Corporation
Most cited
By later US patents
- Machine-tool comprising two opposed coaxial spindles61US 4,457,193 ATarex Machines S.A. · 1984
- Clamping device41US 4,135,418 AKennametal Inc. · 1979
- Toolholder with cam locking mechanism23US 6,003,415 AHouston Instrument Tooling Company, Inc. · 1999
- Machine tool having a special indexable turret and method of operation22US 4,018,112 AKennametal Inc. · 1977
- Toolholder with expansible shank21US 4,292,866 AKennametal Inc. · 1981