B61F 5/148
Between bolsterless bogies and underframes
Official title: {between bolsterless bogies and underframes (B61F5/142 - B61F5/146 take precedence)}
B61F5/148 (Between bolsterless bogies and underframes) appears on 26 US grants and 9 published applications in this corpus.
Search patents in B61F- Granted patents
- 26
- Published applications
- 9
- Assignees
- 26
- Inventors
- 59
- Latest grant
- 4 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 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 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Level control system for a vehicle, in particular a rail vehicle4 Oct 2022US 11,459,001 B2Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Spring cup for a primary suspension of a rail vehicle24 Sep 2019US 10,421,466 B2Siemens Mobility GmbH
- Secondary spring having an integrated transverse stop18 Jun 2019US 10,322,731 B2Siemens Mobility GmbH
- Traveling bogie and track-type vehicle4 Dec 2018US 10,144,438 B2Mitsubishi Heavy Industries Engineering, Ltd.
- Bogie and track-type vehicle20 Mar 2018US 9,919,720 B2Mitsubishi Heavy Industries, Ltd.
- Level control system for a vehicle, in particular a rail vehicle30 Apr 2020US 2020/0130714 A1Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Spring Cup for A Primary Suspension of a Rail Vehicle23 Nov 2017US 2017/0334467 A1Siemens AG Oesterreich
- Secondary spring having an integrated transverse stop5 Jan 2017US 2017/0001651 A1Siemens Aktiengesellschaft
- Traveling bogie and track-type vehicle15 Sep 2016US 2016/0264156 A1Mitsubishi Heavy Industries, Ltd.
- Bogie and track-type vehicle8 Sep 2016US 2016/0257315 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Damped railway car suspension64US 4,356,775 A1982
- Stabilized railway vehicle26US 4,480,553 ASouth African Inventions Development Corporation · 1984
- High speed bogie24US 4,173,933 AMaschinenfabrik Augsburg-Nurnberg Aktiengesellschaft · 1979
- Locomotive and motorized self-steering radial truck therefor23US 4,765,250 AGeneral Motors Corporation · 1988
- Damped rubber tired vehicle suspension15US 4,352,509 A1982