Adaptive brake valve cutout scheme during distributed power communication loss
US6824226B2 · kind B2 · utility
10Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2003 |
| Grant date | Nov 30, 2004 |
| Priority date | — |
| Expiry date | Feb 10, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T13/665
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a distributed power railroad train, an apparatus for equalizing the equalizing reservoir pressure in the remote power unit and the brake pipe pressure in response to airflow into the brake pipe from the remote locomotive. With these pressures equal, the remote unit cannot charge the brake pipe while the lead unit vents the brake pipe to command a brake application at the train railcars.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.