B61G 11/16
Absorbing shocks by permanent deformation of buffer element
Official title: absorbing shocks by permanent deformation of buffer element
B61G11/16 (Absorbing shocks by permanent deformation of buffer element) appears on 78 US grants and 80 published applications in this corpus.
Search patents in B61G- Granted patents
- 78
- Published applications
- 80
- Assignees
- 52
- Inventors
- 177
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 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 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 5 |
| 2010 | 1 | 3 |
| 2011 | 2 | 2 |
| 2012 | 4 | 3 |
| 2013 | 1 | 5 |
| 2014 | 5 | 0 |
| 2015 | 0 | 5 |
| 2016 | 4 | 6 |
| 2017 | 4 | 7 |
| 2018 | 4 | 7 |
| 2019 | 7 | 8 |
| 2020 | 6 | 6 |
| 2021 | 10 | 2 |
| 2022 | 8 | 6 |
| 2023 | 0 | 2 |
| 2024 | 5 | 4 |
| 2025 | 3 | 4 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Railcar bodyshell4 Aug 2026US 12,698,014 B2Kawasaki Railcar Manufacturing Co., Ltd.
- End enclosure for light rail vehicles26 May 2026US 12,637,117 B2Applied Research Associates, Inc.
- Front cover for a rail vehicle coupler26 May 2026US 12,637,119 B2Dellner Couplers AB
- Railway vehicle with collision-protecting crushable areas3 Mar 2026US 12,565,245 B2ALSTOM Holdings
- Energy dissipation device18 Nov 2025US 12,472,998 B2Rxd - Research Exchange Development AB
- Tubular energy absorber having buffer unit18 Dec 2025US 2025/0383003 A1Korea Railroad Research Institute
- Impact energy absorbing device for vehicle17 Jul 2025US 2025/0229737 A1Axtone S.A.
- Article conveyance device26 Jun 2025US 2025/0206526 A1Daifuku Co., Ltd.
- A shear-off device for train couplers27 Mar 2025US 2025/0100594 A1Rxd - Research Exchange Development AB
- Rail vehicle having central buffer coupling20 Jun 2024US 2024/0199094 A1Siemens Mobility GmbH
Most cited
By later US patents
- Vehicular shock absorber28US 6,702,345 B1OM Corporation · 2004
- Impact protection device for rail vehicles19US 6,393,999 B1Siemens Krauss-Maffei Lokomotiven GmbH · 2002
- Railway coupler and draft rigging15US 4,064,998 ADresser Industries, Inc. · 1977
- Vehicle coupler device having means for taking excess impacts10US 4,576,294 AScharfenbergkupplung GmbH · 1986
- Rail vehicle for passenger transportation, especially for local traffic9US 6,820,759 B1Siemens Aktiengesellschaft · 2004