B24B 31/00
Machines or devices designed for polishing or abrading surfaces on work by
Official title: Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor (abrasive blasting machines B24C3/26)
B24B31/00 (Machines or devices designed for polishing or abrading surfaces on work by) appears on 732 US grants and 459 published applications in this corpus.
Search patents in B24B- Granted patents
- 732
- Published applications
- 459
- Assignees
- 385
- Inventors
- 1,307
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 24 | 0 |
| 1978 | 14 | 0 |
| 1979 | 10 | 0 |
| 1980 | 17 | 0 |
| 1981 | 14 | 0 |
| 1982 | 7 | 0 |
| 1983 | 12 | 0 |
| 1984 | 12 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 16 | 0 |
| 1988 | 17 | 0 |
| 1989 | 16 | 0 |
| 1990 | 17 | 0 |
| 1991 | 24 | 0 |
| 1992 | 11 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 18 | 0 |
| 1997 | 12 | 0 |
| 1998 | 25 | 0 |
| 1999 | 11 | 0 |
| 2000 | 15 | 0 |
| 2001 | 28 | 8 |
| 2002 | 12 | 24 |
| 2003 | 24 | 18 |
| 2004 | 21 | 26 |
| 2005 | 18 | 20 |
| 2006 | 19 | 16 |
| 2007 | 12 | 16 |
| 2008 | 2 | 11 |
| 2009 | 5 | 14 |
| 2010 | 4 | 11 |
| 2011 | 11 | 16 |
| 2012 | 10 | 15 |
| 2013 | 7 | 11 |
| 2014 | 10 | 17 |
| 2015 | 15 | 22 |
| 2016 | 12 | 33 |
| 2017 | 25 | 25 |
| 2018 | 19 | 19 |
| 2019 | 19 | 27 |
| 2020 | 17 | 15 |
| 2021 | 10 | 22 |
| 2022 | 14 | 22 |
| 2023 | 13 | 15 |
| 2024 | 16 | 13 |
| 2025 | 11 | 11 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B24B 31/10Involving other means for tumbling of work239
- B24B 31/06Involving oscillating or vibrating containers210
- B24B 31/02Involving rotary barrels159
- B24B 31/12Accessories141
- B24B 31/003Whereby the workpieces are mounted on a holder and are immersed in100
- B24B 31/006Machines or devices designed for polishing or abrading surfaces on work by36
- B24B 31/05Involving a container formed as a conveyor belt3
Recent patents
- Vibration polishing device8 Sep 2026US 12,728,496 B2ATM Qness GmbH
- Method and assembly for slurry delivery and utilization during ultrasonic impact grinding18 Aug 2026US 12,708,975 B2Rtx Corporation
- Abrasive flow machining process for a meridionally divided turbine housing, and a masking fixture used in said process11 Aug 2026US 12,703,064 B2Garrett Transportation I Inc.
- Abrasive flow machine, method for ascertaining material removal on a workpiece, and method for determining the cutting power of a grinding medium4 Aug 2026US 12,697,697 B2Extrude Hone Corporation
- Spiral magnetorheological polishing method for mid-spatial-frequency error control19 May 2026US 12,629,794 B2National University of Defense Technology
- Ultrasonic Longitudinal-Torsional Compound Vibration Grinding Method and Grinding Device for Use with Inner Hole of Pipe with Large Aspect Ratio24 Sep 2026US 2026/0284824 A1Tianjin University
- Method for Ascertaining Material Removal on a Workpiece, and Method for Determining the Cutting Power of a Grinding Medium17 Sep 2026US 2026/0273686 A1Extrude Hone Corporation
- Centrifugal barrel polishing machine17 Sep 2026US 2026/0273690 A1Tipton Corp.
- Abrasive flow polishing device and method for polishing of inner surface of slender tubes27 Aug 2026US 2026/0249417 A1Dalian University of Technology
- Ceramic-metal composite material and methods for polishing ceramic-metal composite material23 Jul 2026US 2026/0209553 A1Drylyte, S.L.
Most cited
By later US patents
- Abrasive polished canalicular implant124US 5,766,243 AOasis Medical, Inc. · 1998
- Apparatus and method for polishing lumenal prostheses104US 5,788,558 ALocalmed, Inc. · 1998
- Method for manufacturing an endovascular support device90US 6,920,677 B2Medtronic Vascular, Inc. · 2005
- Apparatus for producing a substrate having a surface with a plurality of spherical dimples for photoconductive members85US 5,575,849 ACanon Kabushiki Kaisha · 1996
- Method for polishing surgical stents80US 5,746,691 AGlobal Therapeutics, Inc. · 1998