B61F 15/26
Covers
Official title: Covers; Sealing thereof
B61F15/26 (Covers) appears on 15 US grants and 20 published applications in this corpus.
Search patents in B61F- Granted patents
- 15
- Published applications
- 20
- Assignees
- 13
- Inventors
- 40
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 5 |
| 2019 | 1 | 2 |
| 2020 | 5 | 3 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rubber bushing for railroad trucks28 Oct 2025US 12,454,292 B2Sumitomo Riko Company Limited
- Ballistic protection arrangement for vehicles7 Mar 2023US 11,597,415 B2Siemens Mobility Austria GmbH
- Adapter assembly of generator and axle-end generator assembly21 Feb 2023US 11,584,401 B2Schaeffler Technologies AG & Co. KG
- Axlebox for a railway vehicle25 Aug 2020US 10,752,266 B2Aktiebolaget Skf
- Generator system for rail vehicles7 Jul 2020US 10,703,392 B2Schaeffler Technologies AG & Co. KG
- Rubber bushing for railroad trucks5 Jan 2023US 2023/0001964 A1Sumitomo Riko Company Limited
- Adapter assembly of generator and axle-end generator assembly21 Oct 2021US 2021/0323586 A1Schaeffler Technologies AG & Co. KG
- Ballistic Protection Arrangement for Vehicles29 Apr 2021US 2021/0122400 A1Siemens Mobility GmbH
- Axle box for a railway vehicle1 Oct 2020US 2020/0307657 A1
- Rail car axle generator20 Aug 2020US 2020/0266685 A1Railway Equipment Company, Inc.
Most cited
By later US patents
- Railway axle end cap screw locking device6US 4,015,874 AHennessy Products, Incorporated · 1977
- Railcar adapter for connecting a railcar body to a bearing5US 10,576,999 B2Aktiebolaget Skf · 2020
- Locking plate holder for railroad bearing end caps3US 5,013,076 ARailhead Corporation · 1991
- Axlebox for a railway vehicle bogie and railway bogie equipped with such an axlebox1US 10,604,167 B2Aktiebolaget Skf · 2020
- Blocking end cap for a rolling bearing and supporting device for a railway axle equipped therewith1US 9,346,475 B2Aktiebolaget Skf · 2016