Method to authorize a head of train unit to transmit emergency c

Details Method to authorize a head of train unit to transmit emergency c Method to authorize a head of train unit to transmit emergency c

1989-10-30

1991-05-21

Spar, Robert J.

Railway switches and signals

Cab signal or train control

Motive-power control

246167R, B61L 2300

Patent

active

050168401

ABSTRACT:
An EOT emergency arming apparatus and method in which an engineer at the HOT operates a standard air brake control and responds to a resulting report of change in air pressure from the EOT within a prescribed short interval. The response is a signal which includes the EOT unique identification code, and if received within the short interval is interpreted by the EOT as if the EOT ARM switch had been activated.

REFERENCES:
patent: 3380399 (1968-04-01), Southard et al.
patent: 3588186 (1971-06-01), Worbois
patent: 3696758 (1972-10-01), Godinez, Jr.
patent: 4582280 (1986-04-01), Nichols et al.
patent: 4652057 (1987-03-01), Engle et al.
patent: 4692867 (1987-09-01), Poole
patent: 4723737 (1988-02-01), Mimoun
patent: 4885689 (1989-12-01), Kane et al.

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