Automatic electric trainline safety interlock

Details Automatic electric trainline safety interlock Automatic electric trainline safety interlock

1996-03-26

1997-10-07

Le, Mark T.

Railway switches and signals

Cab signal or train control

Train defect

246167R, 246182B, 246196, 307 191, 191 11, B61K 1300

Patent

active

056738765

ABSTRACT:
A method and apparatus for preventing energization or powering of an electric trainline until a test signal transmitted through the train is verified by the locomotive.

REFERENCES:
patent: 1856455 (1932-05-01), Banks et al.
patent: 3696758 (1972-10-01), Godinez
patent: 3868909 (1975-03-01), Pelabon
patent: 4835693 (1989-05-01), Smith et al.
patent: 4892204 (1990-01-01), Lumbis
patent: 5315520 (1994-05-01), Drake et al.
patent: 5412572 (1995-05-01), Root et al.

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