B61G 1/283
And coupling when the coupling halves are pushed together
Official title: {and coupling when the coupling halves are pushed together}
B61G1/283 (And coupling when the coupling halves are pushed together) appears on 6 US grants and 4 published applications in this corpus.
Search patents in B61G- Granted patents
- 6
- Published applications
- 4
- Assignees
- 8
- Inventors
- 10
- Latest grant
- 30 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 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 | 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 | 0 | 0 |
| 2002 | 0 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Rail car mover attachment and related method of use30 Aug 2022US 11,427,231 B2AIS Construction Equipment Corporation
- Towing device of automatic guided vehicle and automatic guided vehicle having the same30 Mar 2021US 10,960,717 B2Aichikikai Technosystem Co., Ltd.
- Attachment of articulated connectors in multi-unit freight cars18 Feb 2020US 10,562,548 B2Gunderson LLC
- Top operating H tightlock coupler18 Jul 2017US 9,707,979 B2McConway & Torley Corporation
- Method and device for coupling a self-propelled truck with a carrying truck27 Sep 1994US 5,350,077 ATaichi-S Co., Ltd.
- Rail car mover attachment and related method of use20 Jan 2022US 2022/0017124 A1AIS Construction Equipment Corporation
- Towing device of automatic guided vehicle and automatic guided vehicle having the same2 May 2019US 2019/0126697 A1Aichikikai Technosystem Co., Ltd.
- Attachment of articulated connectors in multi-unit freight cars21 Feb 2019US 2019/0054934 A1Gunderson LLC
- Top Operating H Tightlock Coupler7 Jan 2016US 2016/0001797 A1Micconway & Torley, LLC
Most cited
By later US patents
- Car coupling14US 4,073,507 ALester Construction Co. · 1978
- Method and device for coupling a self-propelled truck with a carrying truck10US 5,350,077 ATaichi-S Co., Ltd. · 1994
- Towing device of automatic guided vehicle and automatic guided vehicle having the same1US 10,960,717 B2Aichikikai Technosystem Co., Ltd. · 2021