Control circuit for controlling decorative light string

Details Control circuit for controlling decorative light string Control circuit for controlling decorative light string

1998-11-25

2000-07-18

Vu, David

Electric lamp and discharge devices: systems

Plural series connected load devices

Christmas lights

315185S, 315323, H05B 3700

Patent

active

060912049

ABSTRACT:
A control circuit for controlling a decorative light string by using a number of three-wire flashing control lamps is disclosed. In the circuit, a common contact of latter switching type three-wire flashing control lamp is connected to a normal open contact of former three-wire flashing control lamp. A normal closed contact of each three-wire flashing control lamps is connected with a light string including a plurality of regular lamps electrically connected in series. A two-wire flashing control lamp is further connected between the normal open contact of one of the switching type three-wire flashing control lamp and the light string connected thereto.

REFERENCES:
patent: 5854541 (1998-12-01), Chou

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