B24B 47/00
Drives or gearings
Official title: Drives or gearings; Equipment therefor
B24B47/00 (Drives or gearings) appears on 876 US grants and 817 published applications in this corpus.
Search patents in B24B- Granted patents
- 876
- Published applications
- 817
- Assignees
- 467
- Inventors
- 1,779
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 3 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 10 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 14 | 0 |
| 1998 | 21 | 0 |
| 1999 | 20 | 0 |
| 2000 | 28 | 0 |
| 2001 | 37 | 8 |
| 2002 | 19 | 22 |
| 2003 | 24 | 24 |
| 2004 | 16 | 21 |
| 2005 | 34 | 21 |
| 2006 | 27 | 23 |
| 2007 | 15 | 20 |
| 2008 | 13 | 15 |
| 2009 | 7 | 18 |
| 2010 | 9 | 17 |
| 2011 | 7 | 18 |
| 2012 | 18 | 19 |
| 2013 | 15 | 16 |
| 2014 | 15 | 36 |
| 2015 | 16 | 34 |
| 2016 | 26 | 24 |
| 2017 | 13 | 34 |
| 2018 | 28 | 46 |
| 2019 | 43 | 63 |
| 2020 | 30 | 41 |
| 2021 | 29 | 49 |
| 2022 | 21 | 45 |
| 2023 | 47 | 66 |
| 2024 | 50 | 60 |
| 2025 | 41 | 42 |
| 2026 | 26 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B24B 47/10Drives or gearings: for rotating or reciprocating working-spindles carrying grinding wheels or441
- B24B 47/22Equipment for exact control of the position of the grinding tool or229
- B24B 47/20Relating to feed movement96
- B24B 47/02Drives or gearings: for performing a reciprocating movement of carriages or work-76
- B24B 47/26Accessories37
- B24B 47/28Equipment for preventing backlash7
- B24B 47/25Drives or gearings: for compensating grinding wheel abrasion resulting from dressing2
Recent patents
- Power tool15 Sep 2026US 12,734,639 B2Jiangsu Dongcheng M&E Tools Co., Ltd.
- Oscillating sanding machine25 Aug 2026US 12,715,080 B2The Kingcraft Machinery Company Limited
- Robotic polishing system and method for using same18 Aug 2026US 12,708,976 B2Pratt & Whitney Canada Corp.
- Machine tool for the robot-supported machining of workpieces with two rotatable tools18 Aug 2026US 12,708,982 B2FerRobotics Compliant Robot Technology GmbH
- Integrated machining device for grinding and polishing diamond and method thereof2 Jun 2026US 12,643,191 B2Huaqiao University
- Power tool1 Oct 2026US 2026/0295804 A1Makita Corporation
- Adjustable Stroke Device With Cam10 Sep 2026US 2026/0266360 A1Lake Country Tool, LLC
- Flexible finishing station for brake pads and method thereof27 Aug 2026US 2026/0249414 A1ITT Italia S.r.l.
- Abrasive articles, systems and methods of use27 Aug 2026US 2026/0249424 A13M Innovative Properties Company
- Grinding apparatus, inclination adjusting method, and information display20 Aug 2026US 2026/0241512 A1Tokyo Electron Limited
Most cited
By later US patents
- Power tool with separate motor case compartment614US 10,404,136 B2Black & Decker Inc. · 2019
- Forming a transparent window in a polishing pad for a chemical mechanical polishing apparatus396US 5,893,796 AAPPLIED Materials.Inc. · 1999
- Apparatus and method for in-situ monitoring of chemical mechanical polishing operations261US 5,964,643 AAPPLIED Materials.Inc. · 1999
- Carrier head with a flexible membrane for a chemical mechanical polishing system136US 5,964,653 AAPPLIED Materials.Inc. · 1999
- Forming a transparent window in a polishing pad for a chemical mechanical polishing apparatus130US 6,045,439 AAPPLIED Materials.Inc. · 2000