B61H 13/04
By mechanisms incorporating toothed gearing
Official title: by mechanisms incorporating toothed gearing
B61H13/04 (By mechanisms incorporating toothed gearing) appears on 53 US grants and 39 published applications in this corpus.
Search patents in B61H- Granted patents
- 53
- Published applications
- 39
- Assignees
- 26
- Inventors
- 77
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 1 | 0 |
| 2002 | 6 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 3 | 4 |
| 2006 | 5 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 3 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 3 | 5 |
| 2017 | 2 | 0 |
| 2018 | 3 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Handbrake mechanism for railway wagons and steering wheel for a handbrake mechanism for railway wagons16 Dec 2025US 12,497,085 B2
- Vehicle braking system comprising a service brake indicator device and vehicle provided with such a system9 Sep 2025US 12,409,822 B2WABTEC Hauts-de-France
- Method and system for monitoring of rail wagon hand brake12 Nov 2024US 12,139,181 B2Ovinto Cvba
- Brake cylinder comprising a locking device for mechanical brake force locking1 Nov 2022US 11,485,340 B2Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Locomotive parking brake1 Mar 2022US 11,260,887 B2New York Air Brake Corporation
- Parking brake system for locomotive16 Jul 2026US 2026/0200508 A1Progress Rail Locomotive Inc.
- Locking device for manually releasing a parking brake8 Jan 2026US 2026/0008484 A1
- Vehicle braking system comprising a service brake indicator device and vehicle provided with such a system12 May 2022US 2022/0144233 A1Faiveley Transport Amiens
- Brake cylinder comprimising a locking device for mechanical brake force locking24 Feb 2022US 2022/0055597 A1Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Handbrake mechanism for railway wagons and steering wheel for a handbrake mechanism for railway wagons30 Dec 2021US 2021/0403058 A1Stucki De Mexico S, De R.L. De C.V.
Most cited
By later US patents
- Manual hand brake sensor for a railroad car25US 6,170,619 B2Honeywell Inc. · 2001
- Hand brake mechanism adapted for use on a railway car22US 4,291,793 AKlasing Industries, Inc. · 1981
- Hand brake for railroad car20US 4,368,648 AAmerican Standard Inc. · 1983
- Railroad hand brake with spring clutch19US 4,282,771 AMacLean-Fogg Company · 1981
- Mechanical sensor for a quick release hand brake19US 6,474,450 B1Westinghouse Air Brake Technologies Corporation · 2002