Title: Day-to-day lighting method using low voltage electrical light source
Application Number: 86101967 Application Date: 1986.03.21
Publication Number: 1013667 Publication Date: 1987.09.30
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H01K5/00,H05B39/00
Applicant(s) Name: Xu Guoming Address:
Inventor(s) Name:
Attorney & Agent: LI YUPING LIU ANNING
Abstract:
     The present invention uses low voltage light source as a day-to-day lighting method. The objective is to increase the light emitting efficiency of incandescent lamp, to extend the service life of the lamp and to save electrical energy. This invention uses transformer to reduce the mains voltage to below 40 V. It operates as a heat radiation type electrical light source under this operation voltage. The method of this invention can be used directly in day-to-day in-door or out-door lighting.
Time: 11
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