Tactile and audible warning system for railroad workers

Details Tactile and audible warning system for railroad workers Tactile and audible warning system for railroad workers

1997-03-26

1998-03-17

Le, Mark T.

Railway switches and signals

Train-position indication

Train annunciators or indicators

246167A, B61L 100

Patent

active

057277583

ABSTRACT:
A system and method for warning personnel in proximity to railroad tracks of an approaching train is disclosed. A transmitter disposed on a train transmits a warning signal. The personnel are each provided with a portable Radio Frequency (RF) receiver (pager) for receiving the warning signal transmitted by the transmitter. Upon receiving the warning signal, the portable RF receivers generate alarms to notify the personnel of the impending arrival of the train.

REFERENCES:
patent: 2762913 (1956-09-01), Jepson
patent: 5554982 (1996-09-01), Shirkey et al.
patent: 5620155 (1997-04-01), Michalek

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