B61G 3/16
Couplings comprising mating parts of similar shape or form which can be
Official title: with coupling heads rigidly connected by rotatable hook plates or discs and balancing links, the coupling members forming a parallelogram, e.g. "Scharfenberg" type
B61G3/16 (Couplings comprising mating parts of similar shape or form which can be) appears on 23 US grants and 24 published applications in this corpus.
Search patents in B61G- Granted patents
- 23
- Published applications
- 24
- Assignees
- 15
- Inventors
- 49
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 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 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 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 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 4 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 2 | 3 |
| 2020 | 0 | 3 |
| 2021 | 1 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 4 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coupler, coupler system having a first coupler and a second coupler, and method for coupling14 Jul 2026US 12,679,429 B2Dellner Couplers AB
- Extendable coupler2 Jun 2026US 12,643,582 B2
- Front cover for a rail vehicle coupler26 May 2026US 12,637,119 B2Dellner Couplers AB
- Train coupler, system and method for automatic coupling trains, and related train26 Aug 2025US 12,397,831 B2ALSTOM Holdings
- Coupling between moving cars of a transportation system8 Jul 2025US 12,351,216 B2Directrains Ltd.
- Coupler for a railway vehicle with a biasing device, and method for overhauling a coupler22 May 2025US 2025/0162623 A1Dellner Couplers AB
- Coupler comprising a blocking mechanism for preventing coupling of the mechanical coupler, and method to operate a coupler1 Aug 2024US 2024/0253674 A1Dellner Couplers AB
- Coupler with angular position detection assembly, angular position detection system and method25 Jul 2024US 2024/0246580 A1Dellner Couplers AB
- Coupler head front face16 May 2024US 2024/0157986 A1Dellner Couplers AB
- Front cover for a rail vehicle coupler28 Dec 2023US 2023/0415794 A1Dellner Couplers AB
Most cited
By later US patents
- Vehicle coupler device having means for taking excess impacts10US 4,576,294 AScharfenbergkupplung GmbH · 1986
- Timed thrust uncoupling mechanism for passenger transit type railway cars9US 5,503,280 AWestinghouse Air Brake Company · 1996
- Central buffer coupling for rail vehicles5US 4,485,931 AScharfenbergkupplung GmbH · 1984
- Coupler head with detachable face plate for rail vehicles as well as associated method of its assembly5US 7,604,136 B2Voith Turbo Scharfenburg GmbH & Co. KG · 2009
- Coupling arrangement for the front of a tracked vehicle5US 8,783,479 B2Voith Patent GmbH · 2014