B23B 13/123
Grippers, pushers or guiding tubes
Official title: {Grippers, pushers or guiding tubes (arrangements for reducing vibrations in feeding-passages or for damping noise B23B13/08)}
B23B13/123 (Grippers, pushers or guiding tubes) appears on 66 US grants and 46 published applications in this corpus.
Search patents in B23B- Granted patents
- 66
- Published applications
- 46
- Assignees
- 48
- Inventors
- 111
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 3 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 2 |
| 2017 | 5 | 0 |
| 2018 | 1 | 3 |
| 2019 | 0 | 0 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 4 |
| 2023 | 2 | 3 |
| 2024 | 0 | 5 |
| 2025 | 2 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-centering device for supporting and guiding bars25 Aug 2026US 12,715,078 B2Cucchi Giovanni & C. S.R.L.
- 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
- Lathe with chuck25 Mar 2025US 12,257,636 B2Star Micronics Co., Ltd.
- Device for adjusting the diameter of a guide channel for bars to be machined21 Jan 2025US 12,202,047 B2Lns Management Sarl
- Machine tool with removable workpiece support5 Dec 2023US 11,833,630 B2Yamazaki Mazak Corporation
- Spindle liner arrangement for a machine tool24 Sep 2026US 2026/0284751 A1Rapid Liners AB
- Bar feeder16 Jul 2026US 2026/0199984 A1Ikura Seiki Co., Ltd.
- Guide bush apparatus and adjustment method for guide bush apparatus26 Jun 2025US 2025/0205787 A1Star Micronics Co., Ltd.
- Method for machining a workpiece and adapter for use when machining a workpiece29 May 2025US 2025/0170657 A1Dmg Mori Bergamo S.R.L.
- Machine Tool System and Method of Controlling Machine Tool System11 Jul 2024US 2024/0227026 A9Star Micronics Co., Ltd.
Most cited
By later US patents
- Adjustable spindle liner tube or filler tube16US 4,058,036 A1977
- Bar feeders13US 3,941,256 ATwyford Moors (Aircraft & Engineering Limited) · 1976
- Bar stock feed tube assembly12US 4,100,827 AThe Polymer Corporation · 1978
- Convertible bar-puller/knurling-tool12US 5,046,226 A1991
- Guide bush and method of forming hard carbon film over the inner surface of the guide bush12US 5,941,647 ACitizen Watch Co., Ltd. · 1999