Method to high availability control for railway doors systems, on board system and application to accessories and surroundings of doors
US8297201B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2007 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Oct 14, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B2219/2628
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
The invention aims at increasing the availability of doors systems without affecting the reliability of control systems. For this purpose, the invention provides to take advantage of the alternating operation of door systems positioned on either side of the same car.An on-board panel system according to the invention includes associated control panels control means for transmitting authorization signals for the exclusive opening of side doors. The control means combine a low speed signal and a validation side selection signal to carry out, in each environment, opening/closing authorizations of the motor control of its environment and the motor control of the associated environment.Applications to the accessories and the mechanical part of the railway door systems (motors, latch fittings, loudspeakers, etc) as well as their door environment (interface with the communication network).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.