B23B 5/32
For reconditioning wheel sets without removing same from the vehicle
Official title: for reconditioning wheel sets without removing same from the vehicle; Underfloor wheel lathes for railway vehicles
B23B5/32 (For reconditioning wheel sets without removing same from the vehicle) appears on 36 US grants and 31 published applications in this corpus.
Search patents in B23B- Granted patents
- 36
- Published applications
- 31
- Assignees
- 21
- Inventors
- 40
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 6 |
| 2021 | 1 | 0 |
| 2022 | 3 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method of re-profiling locomotive railcar wheels24 Mar 2026US 12,583,037 B2HJR Equipment Rental, Inc.
- Rail milling vehicle30 Sep 2025US 12,427,579 B2Harsco Technologies LLC
- System and method of re-profiling locomotive railcar wheels27 Feb 2024US 11,911,833 B2HJR Real Estate Management, LLC
- Method and device for the machining of the wheel running surface of wheels for rail vehicles16 Jan 2024US 11,872,640 B2Hegenscheidt-MFD GmbH & Co. KG
- Portable profiler for locomotive or railcar wheels31 Oct 2023US 11,801,559 B2HJR Real Estate Management, LLC
- System and method of re-profiling locomotive railcar wheels27 Aug 2026US 2026/0249361 A1HJR Equipment Rental, Inc.
- Railway Wheel Truing Apparatus9 Jul 2026US 2026/0192366 A1Southeast Motive Power, LLC
- Device for Machining Wheel Sets for Rail Vehicles30 Apr 2026US 2026/0115846 A1Hegenscheidt-MFD GmbH & Co. KG
- System and method of re-profiling locomotive railcar wheels13 Jun 2024US 2024/0189914 A1HJR Real Estate Management, LLC
- Rail milling vehicle28 Mar 2024US 2024/0102253 A1Harsco Technologies LLC
Most cited
By later US patents
- Method for truing sets of rail vehicle wheels by chip removal and under-floor machine for performing the method24US 5,678,963 AHegenscheidt-MFD GmbH & Co. KG · 1997
- Method and apparatus for truing a metal wheel, especially of a railroad locomotive or other rolling stock20US 4,276,793 A1981
- Underfloor lathe for profiling wheel sets19US 4,347,769 AWilhelm Hegenscheidt Gesellschaft mbH · 1982
- Below-floor lathe for regrinding the tires of railroad-vehicle wheel sets17US 4,951,534 AHoesch Maschinenfabrik Deutschland AG · 1990
- System and method for on site maintenance of railcar wheels16US 6,769,365 B1Loram Maintenance of Way, Inc. · 2004