Automatic hazard light for a motor vehicle
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United States of America Patent
Stats
-
Feb 21, 1989
Issued Date -
N/A
app pub date -
Aug 10, 1987
filing date -
Feb 24, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Electric circuit apparatus is disclosed for automatically controlling the tail light of a motor vehicle so as to assist in preventing accidents. An electronic control circuit operates an electrical power switch connected between the tail light and a source of voltage in such a way that the tail light is automatically turned on when the speed of the vehicle falls below a prescribed threshold, such as 15 mph, for a prescribed period of time, such as 10 seconds, and/or a number of other stated conditions occur.
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