B23B 13/00
Arrangements for automatically conveying or chucking or guiding stock
B23B13/00 (Arrangements for automatically conveying or chucking or guiding stock) appears on 331 US grants and 179 published applications in this corpus.
Search patents in B23B- Granted patents
- 331
- Published applications
- 179
- Assignees
- 166
- Inventors
- 483
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 12 | 0 |
| 1978 | 13 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 13 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 13 | 0 |
| 1987 | 12 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 17 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 3 |
| 2002 | 3 | 6 |
| 2003 | 7 | 9 |
| 2004 | 4 | 2 |
| 2005 | 3 | 4 |
| 2006 | 6 | 5 |
| 2007 | 2 | 10 |
| 2008 | 4 | 4 |
| 2009 | 4 | 7 |
| 2010 | 2 | 4 |
| 2011 | 2 | 8 |
| 2012 | 5 | 4 |
| 2013 | 7 | 3 |
| 2014 | 2 | 5 |
| 2015 | 4 | 9 |
| 2016 | 9 | 7 |
| 2017 | 10 | 5 |
| 2018 | 5 | 12 |
| 2019 | 9 | 6 |
| 2020 | 9 | 7 |
| 2021 | 2 | 5 |
| 2022 | 1 | 10 |
| 2023 | 2 | 8 |
| 2024 | 4 | 16 |
| 2025 | 7 | 11 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 13/12Accessories165
- B23B 13/02Arrangements for automatically conveying or chucking or guiding stock: for turning-machines with148
- B23B 13/08Arrangements for reducing vibrations in feeding-passages or for damping noise48
- B23B 13/04Arrangements for automatically conveying or chucking or guiding stock: for turning-machines with47
- B23B 13/10Arrangements for automatically conveying or chucking or guiding stock: with magazines for19
- B23B 13/06Arrangements for switching-off the drive of turning-machines after the stock has been2
Recent patents
- Machining apparatus for optical lenses, and manufacturing system having the same8 Sep 2026US 12,728,460 B2Optotech, Inc.
- Self-centering device for supporting and guiding bars25 Aug 2026US 12,715,078 B2Cucchi Giovanni & C. S.R.L.
- Machine tool18 Aug 2026US 12,708,974 B2Etxe-Tar, S.A.
- Steady rest21 Jul 2026US 12,686,089 B2SMW-Autoblok Spannsysteme GmbH
- 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
- Machine tool8 Oct 2026US 2026/0307196 A1Etxe-Tar, S.A.
- Spindle liner arrangement for a machine tool24 Sep 2026US 2026/0284751 A1Rapid Liners AB
- Bar feeder16 Jul 2026US 2026/0199984 A1Ikura Seiki Co., Ltd.
- Arrangement and method for forming grooves in a board element9 Jul 2026US 2026/0192482 A1Ceraloc Innovation AB
- Quick-change mechanism and tool changing method for realizing variable diameter turning by machine tools4 Jun 2026US 2026/0151866 A1Dalian University of Technology
Most cited
By later US patents
- Numerically controlled lathe37US 4,413,539 ACitizen Watch Co., Ltd. · 1983
- Stock sensing device36US 4,048,879 ACincinnati Milacron Inc. · 1977
- 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 silencer tube24US 3,930,568 ABTI, Inc. · 1976