Lamp control circuit with selectable color signals

Details Lamp control circuit with selectable color signals Lamp control circuit with selectable color signals

2006-04-18

2006-04-18

Vo, Tuyet Thi (Department: 2821)

Electric lamp and discharge devices: systems

Discharge device and/or rectifier in the supply circuit

Flashers

C315S291000, C315S307000, C315S2090SC, C315S312000

Reexamination Certificate

active

07030565

ABSTRACT:
The present invention describes a control circuit to be used in a lamp adapter that gives the user the ability to flash the main bulb on and off and, at the same time, flash a colored LED to indicate the purpose of the main bulb flashing. A first brief power interruption from the main switch starts the main bulb flashing and energizes a LED of a first color. A second interruption continues the flashing and energizes a LED of a second color. The intended purpose of the invention is be draw attention to a home and indicate whether or not an emergency exists.

REFERENCES:
patent: 5248919 (1993-09-01), Hanna et al.
patent: 5272418 (1993-12-01), Howe et al.
patent: 5670846 (1997-09-01), Hollaway

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