B24B 19/004
Single-purpose machines or devices for particular grinding operations not covered by any
Official title: {for grinding rails, T, I, H or other similar profiles}
B24B19/004 (Single-purpose machines or devices for particular grinding operations not covered by any) appears on 36 US grants and 30 published applications in this corpus.
Search patents in B24B- Granted patents
- 36
- Published applications
- 30
- Assignees
- 33
- Inventors
- 85
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 5 | 1 |
| 2020 | 1 | 4 |
| 2021 | 0 | 3 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Road-rail dual purpose quick disassembly and assembly type rail grinding maintenance robot29 Sep 2026US 12,746,634 B2Beijing Jiaotong University
- Enhanced rail grinding system and method thereof4 Jun 2024US 12,000,094 B2Loram Maintenance of Way, Inc.
- Apparatus and method for abrading a composite material16 Aug 2022US 11,413,719 B2The Boeing Company
- Apparatus and method for correcting damage to rails and railway crossovers27 Oct 2020US 10,814,453 B2Bombardier Transportation GmbH
- Rail processing device and method12 Nov 2019US 10,471,564 B2S.P.D. S.P.A.
- Rail grinding machine and method for grinding a rail of a track16 Apr 2026US 2026/0102868 A1Robel Bahnbaumaschinen GmbH
- Battery-Operated Portable Grinder for Railway Running Rails3 Apr 2025US 2025/0108471 A1FTS Tools, LLC
- Abrasive block for machining rails26 Dec 2024US 2024/0426063 A1RailTechnology GmbH
- Road-rail dual purpose quick disassembly and assembly type rail grinding maintenance robot4 Jul 2024US 2024/0218608 A1Beijing Jiaotong University
- Device and method for grinding a profile14 Mar 2024US 2024/0084520 A1Schweerbau International GmbH & Co. KG
Most cited
By later US patents
- Apparatus and method for measuring and maintaining the profile of a railroad track rail20US 5,140,776 ALoram Maintenance of Way, Inc. · 1992
- Device for the in situ reprofiling of the head of at least one rail of a railroad track15US 4,615,150 ASpeno International S. A. · 1986
- Rail grinding machine15US 4,622,781 ALoram Maintenance of Way, Inc. · 1986
- Automated railway track maintenance system11US 4,584,798 ASpeno Rail Services, Inc. · 1986
- Composite grinding wheel11US 4,910,924 ANorton Company · 1990