B24B 47/20
Relating to feed movement
Official title: relating to feed movement
B24B47/20 (Relating to feed movement) appears on 96 US grants and 38 published applications in this corpus.
Search patents in B24B- Granted patents
- 96
- Published applications
- 38
- Assignees
- 69
- Inventors
- 188
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 0 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 3 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 4 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 4 |
| 2023 | 2 | 2 |
| 2024 | 2 | 4 |
| 2025 | 2 | 4 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated machining device for grinding and polishing diamond and method thereof2 Jun 2026US 12,643,191 B2Huaqiao University
- Belt sander capable of automatically adjusting oscillating position of abrasive belt5 May 2026US 12,617,056 B2
- Over-positioning grinding method of hard and brittle pipe fitting with large length-to-diameter ratio28 Apr 2026US 12,611,746 B1Tianjin University
- Grinding method of workpiece10 Jun 2025US 12,325,104 B2Disco Corporation
- Grinding apparatus3 Jun 2025US 12,318,886 B2Okamoto Machine Tool Works, Ltd.
- Edge alignment mechanism for edge polishing and feeding of plates16 Oct 2025US 2025/0319571 A1Veegoo Technology Co., Ltd.
- Belt sander capable of automatically adjusting oscillating position of abrasive belt9 Oct 2025US 2025/0312880 A1
- Flexible spindle polishing15 May 2025US 2025/0153307 A1
- Grinding apparatus20 Feb 2025US 2025/0058428 A1Okamoto Machine Tool Works, Ltd.
- System and method for autonomous sanding26 Dec 2024US 2024/0424638 A1Outer Woods LLC
Most cited
By later US patents
- Device for ending the feed movement of a grinding wheel67US 3,978,624 AWerkzeugmaschinenfabrik Adolf Waldrich Coburg GmbH & Co. · 1976
- Ski repairing machine28US 4,881,347 A1989
- Method for controlling grinding process22US 4,118,900 ASeiko Seiki Kabushiki Kaisha · 1978
- Apparatus for controlling feed mechanisms of grinding and cutting apparatus17US 4,107,883 A1978
- Arrangement for controlling the speed of advance of a tool toward a workpiece16US 4,821,460 AMeseltron S. A. · 1989