B23B 13/021
Feeding device having intermittent movement
Official title: {Feeding device having intermittent movement}
B23B13/021 (Feeding device having intermittent movement) appears on 31 US grants and 29 published applications in this corpus.
Search patents in B23B- Granted patents
- 31
- Published applications
- 29
- Assignees
- 26
- Inventors
- 87
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 4 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 7 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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.
- Machine tool10 Dec 2024US 12,162,078 B2Citizen Machinery Co., Ltd.
- Bar loader apparatus for use with a machine tool and machine tool equipped with such bar loader apparatus11 Aug 2020US 10,737,329 B2Gildemeister Italiana S.P.A.
- Lathe comprising a guide bush17 Dec 2019US 10,507,528 B2Watch Out SA
- Turning machine tool21 May 2026US 2026/0138191 A1E.M.G. Srl
- Intelligent production line for use method thereof15 May 2025US 2025/0153295 A1Ningbo Sanhan Alloy Material Co., Ltd.
- Machine Tool System and Method of Controlling Machine Tool System11 Jul 2024US 2024/0227026 A9Star Micronics Co., Ltd.
- Machine tool system and method of controlling machine tool system2 May 2024US 2024/0139823 A1Star Micronics Co., Ltd.
- Machine Tool System and Method of Controlling Machine Tool System25 Apr 2024US 2024/0131597 A1Star Micronics Co., Ltd.
Most cited
By later US patents
- Quick change tool retainer18US 4,688,975 AMilwaukee Electric Tool Corporation · 1987
- Bar puller for numerically controlled lathe14US 4,321,845 A1982
- Machine tool having hollow main spindle and bar stock feeding mechanism14US 4,324,162 AKabushiki Kaisha Miyano Tekkosho · 1982
- Bar stock feed apparatus10US 4,404,878 A1983
- Bar stock loader and feed mechanisms9US 3,937,331 A1976