B23B 13/02
Arrangements for automatically conveying or chucking or guiding stock: for turning-machines with
Official title: for turning-machines with a single working-spindle
B23B13/02 (Arrangements for automatically conveying or chucking or guiding stock: for turning-machines with) appears on 148 US grants and 79 published applications in this corpus.
Search patents in B23B- Granted patents
- 148
- Published applications
- 79
- Assignees
- 84
- Inventors
- 238
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 10 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 4 |
| 2004 | 1 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 6 |
| 2008 | 2 | 1 |
| 2009 | 3 | 5 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 3 | 0 |
| 2014 | 2 | 3 |
| 2015 | 1 | 1 |
| 2016 | 6 | 4 |
| 2017 | 2 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 1 |
| 2021 | 1 | 4 |
| 2022 | 0 | 6 |
| 2023 | 0 | 2 |
| 2024 | 2 | 8 |
| 2025 | 3 | 6 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Material bar magazine for guiding material bars on an automatic lathe as well as a system consisting of such a magazine and automatic lathe7 Apr 2026US 12,594,605 B2FMB Maschinenbau-gesellschaft mbH & Co. KG
- Intelligent production line for turning tool bit cavities and use method thereof8 Apr 2025US 12,269,139 B2Ningbo Sanhan Alloy Material Co., Ltd.
- Lathe with chuck25 Mar 2025US 12,257,636 B2Star Micronics Co., Ltd.
- Centering device for supplying bars to machine tools21 Jan 2025US 12,202,048 B2Cucchi Giovanni & C. S.R.L.
- Machine tool10 Dec 2024US 12,162,078 B2Citizen Machinery Co., Ltd.
- Quick-change mechanism and tool changing method for realizing variable diameter turning by machine tools4 Jun 2026US 2026/0151866 A1Dalian University of Technology
- Turning machine tool21 May 2026US 2026/0138191 A1E.M.G. Srl
- Tool Holding Device for a Turning Application and Lathe Comprising Such a Tool Holding Device30 Apr 2026US 2026/0115800 A1Vibicore AB
- Workpiece transfer device and machine tool15 Jan 2026US 2026/0014629 A1Citizen Machinery Co., Ltd.
- Machining method, machine tool, cutting tool, and cutting insert2 Oct 2025US 2025/0303473 A1Makino Milling Machine Co., Ltd.
Most cited
By later US patents
- Bar feeder with centering apparatus36US 5,195,408 AWestboro Engineering Company, Inc. · 1993
- Bar stock feeding means29US 5,115,702 AIndex-Werke GmbH & Co. KG Hahn & Tessky · 1992
- Bar stock feed apparatus for a machine tool19US 4,406,190 AWhite-BSA Tools Ltd. · 1983
- Quick change tool retainer18US 4,688,975 AMilwaukee Electric Tool Corporation · 1987
- Automatic bar material feeding apparatus17US 4,417,491 AAlps Tool Co., Ltd. · 1983