Railway switches and signals – Cab signal or train control – Magnetic rail
Patent
1977-06-10
1978-05-02
Blix, Trygve M.
Railway switches and signals
Cab signal or train control
Magnetic rail
246187B, 325 37, B61L 312
Patent
active
040870669
ABSTRACT:
A train safety and control installation utilizing at least one transmitter disposed at the railway right-of-way for the transmission of orders necessary for train traffic control and for the wireless exchange of general information between a track control center and trains moving in the associated right-of-way section, with a data processing installation being provided at the track control center for the cyclical determination of orders in the form of dynamic signals in which the operational availability of the data processing system is monitored at the track control center, whereby at a predetermined operation readiness of the data processing system a pilot sound generator is continuously activated whose signals are supplied for the traction vehicles, a switching device, provided at the track control centers, having an input for receiving control orders, an input for receiving radio message, and an output for selectively supplying either to the transmitter, and apparatus for selectively actuating said switching device in accordance with the type of transmission to be effected, whereby the signals of the pilot sound generator on board the traction vehicle, in conjunction with a separate switching device controls the delivery of received control orders to responsive control apparatus on the traction vehicle.
REFERENCES:
patent: 3639755 (1972-02-01), Wrege
patent: 3766523 (1973-10-01), Brocker
Bahker Friedrich
Kohler Ernst Jurgen
Blix Trygve M.
Eisenzopf Reinhard J.
Siemens Aktiengesellschaft
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