An improved safety system used to determine the present position of road vehicles with rubber tires that are outfitted with railgear to be able to ride on railroad tracks that provides data to control signals, such as flashing lights, and crossing gates at railroad grade crossings in order to prevent accidents with vehicles or persons.
CONTROL SYSTEM FOR SIGNALS AT RAILROAD GRADE CROSSING
2020-10-29
Patent
Elektronische Ressource
Englisch
Automatic signals for a railroad grade crossing
Engineering Index Backfile | 1924
Automatic signals for a railroad grade crossing
Engineering Index Backfile | 1924
Railroad Grade Crossing Accidents
NTIS | 1966
Modernizing railroad grade crossing protection
Engineering Index Backfile | 1937
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