Control systems for controlling the passage of vehicles

Details Control systems for controlling the passage of vehicles Control systems for controlling the passage of vehicles

B - Operations, Transporting

61

L

346/61

B61L 27/02 (2006.01) B61L 23/22 (2006.01) B61L 23/24 (2006.01)

Patent

CA 1296087

ABSTRACT Control Systems for controlling the passage of Vehicles An improved control system is described for controlling the passage of a vehicle between certain control points, the control is achieved by passing electronic tokens, which permit movement of the vehicle past a control point, between a signal box and the vehicle via a first data communications channel which is security interlocked by solid state interlocking in the data channel. A communications processor is included in the interlocking and forms part of the vital safety system of the interlocking. The improvement comprises the provision of a second data communications channel between the signal box and train, this second channel interfacing with the solid state interlocking. At the signal box a keyboard may be provided for feeding data to the interlocking and the second communications channel may communicate with the vital part of the solid state interlocking via a similar route to the keyboard.

551042

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