Communications: electrical – Land vehicle alarms or indicators – External signal light system
Patent
1990-05-29
1993-05-18
Crosland, Donnie L.
Communications: electrical
Land vehicle alarms or indicators
External signal light system
340431, 307 91, 307 108, B60Q 134, G08B 2100
Patent
active
052124690
ABSTRACT:
A trailer lamp controller for use in connecting electrical circuits of turn and brake lamps of a towing vehicle to electrical circuits of turn and brake lamps of a towed vehicle, the turn and brake lamps of the towed vehicle being actuated in response to the sensing by the controller of current or voltage present when select towing vehicle turn and brake lamps are actuated.
REFERENCES:
patent: 3467830 (1969-09-01), Dobrikin
patent: 3671757 (1972-06-01), Klein
patent: 3896415 (1975-07-01), Carter, III
patent: 3981544 (1976-09-01), Tomecek et al.
patent: 4006453 (1977-02-01), Bryant
patent: 4064416 (1977-12-01), Andersen
Crosland Donnie L.
GTE Products Corporation
McNeill William H.
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