Communications: electrical – Land vehicle alarms or indicators – Of relative distance from an obstacle
Patent
1995-09-14
1997-09-02
Hofsass, Jeffery
Communications: electrical
Land vehicle alarms or indicators
Of relative distance from an obstacle
3404572, 340468, 340469, 340470, 307 108, 362 833, B60Q 100
Patent
active
056637055
ABSTRACT:
A vehicle safety device (10) consisting of a warning lamp such as the rear lamps (32) of a vehicle (30), a rearward facing light detector (12) that detects a vehicle approaching from the rear, and an activator (16) for turning on the rear lamps (32). The lamps (32) remain activated for a predetermined period when the presence of an approaching vehicle is detected by the light detector (12).
REFERENCES:
patent: 5119067 (1992-06-01), Adell
patent: 5237306 (1993-08-01), Adell
patent: 5347261 (1994-09-01), Adell
patent: 5473306 (1995-12-01), Adell
Pretorius Gerhard W.
Van Der Westhuizen Izak Johannes Daniel
Cota Albert O.
Hofsass Jeffery
Wu Daniel J.
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