Patent ID: 7808376
Filing Date: 2010-10-05
Classification: B60Q

Abstract:
1. In a motor vehicle having an emergency 4-way flasher circuit with 4-way emergency lamps, three rear stop lights, one of which is a CHMSL, and a brake light switch, an enhanced hazard warning light system which comprises: (a) at least one additional lamp located in a position approximately midway between, and above the horizontal alignment of, the vehicle's two rear emergency lamps, said lamp being oriented to beam its illumination toward traffic approaching from the rear, (b) means for transmitting pulsed electrical current from the 4-way flasher circuit to the emergency lamps and the additional lamp so that all such lamps flash simultaneously on and off when the 4-way flasher circuit is turned on, and (c) means for independently transmitting steady electrical current from the brake light switch to the three rear stop lights including the CHMSL, whereby the two rear emergency lamps and the additional lamp flash continuously in a triangular hazard signal pattern without interruption from simultaneous engagement or disengagement of the three rear stop lights while the 4-way flasher circuit is activated, the flashing cycles of the 4-way emergency and additional lamps not including white light during the off periods of such cycles.