Control method to light an emergency light when the vehicle is suddenly braked

摘要

[0001] The present invention relates to an emergency light device that is operated when a vehicle is suddenly braked, and more particularly, to an emergency light device that automatically blinks an emergency light when a vehicle is rapidly braked, receives a vehicle speed for each cycle time, calculates a reduction rate of the vehicle deceleration rate, (10) by inputting the vehicle speed change to the main controller (10) at a predetermined period of time and comparing the vehicle speed and the set speed to the set value The control method in which the emergency lamp is turned on 40 receives the vehicle speed during each rotation time and calculates the reduction rate of the vehicle speed and automatically turns on the emergency light if it is larger than the set value. Is also a new useful invention that obtains the effect of preventing a driving accident by automatically lighting an emergency light and informing the rear vehicle of the surroundings.