B23P 19/021
Railroad wheels on axles
Official title: {Railroad wheels on axles}
B23P19/021 (Railroad wheels on axles) appears on 11 US grants and 5 published applications in this corpus.
Search patents in B23P- Granted patents
- 11
- Published applications
- 5
- Assignees
- 11
- Inventors
- 24
- Latest grant
- 27 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 3 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Press-mounting and dismounting machine and press-mounting method for multi-gauge and multi-type wheel sets27 Aug 2024US 12,070,822 B1NSH-CTI Machine Tool (Jiangxi) Co., Ltd.
- Hydraulic wheel set press8 Dec 2015US 9,205,516 B2Hegenscheidt-MFD GmbH & Co. KG
- Wheelset press10 Nov 2015US 9,180,562 B2MAE Maschinen-und Apperatebau Gotzen GmbH
- Wheelset press3 Mar 2015US 8,967,593 B2MAE Maschinen - und Apparatebau Gotzen GmbH & Co. KG
- Method for assembly of vehicle wheels19 Mar 2002US 6,357,116 B1Hess Engineering, Inc.
- Electro-mechanical wheelset press29 Jan 2026US 2026/0027665 A1Officine Meccaniche B.B.M. S.p.A.
- Press-mounting and dismounting machine and press-mounting method for multi-gauge and multi-type wheel sets22 Aug 2024US 2024/0278363 A1NSH-CTI Machine Tool (Jiangxi) Co., Ltd.
- Wheelset Press23 Apr 2015US 2015/0107073 A1MAE Maschinen - und Apparatebau Gotzen GmbH & Co. KG
- Hydraulic wheel set press1 Mar 2012US 2012/0047701 A1Hegenscheidt-MFD GmbH & Co. KG
- Wheelset press17 Nov 2011US 2011/0278523 A1MAE Maschinen - und Apparatebau Gotzen GmbH & Co. KG
Most cited
By later US patents
- Prestressed double action forcing press8US 3,995,361 AVictor Fluid Power · 1976
- Railroad roller bearing puller7US 4,192,054 A1980
- Method for assembly of vehicle wheels7US 6,357,116 B1Hess Engineering, Inc. · 2002
- Method and apparatus for pressing wheels and other members onto or off of an axle4US 4,214,363 AChambersburg Engineering Company · 1980
- Automated railroad bearing handling machine4US 4,506,424 AUSM Corporation · 1985