Title:
AUTO SWITCH DUAL POWER LIGHTS
Document Type and Number:
WIPO Patent Application WO/2013/066923
Kind Code:
A4
Abstract:
An illumination system monitors light output of a solar powered, light source and controls power to an alternate light source having a secondary power source. The solar powered light source is an array of light emitting diodes. The alternate light source is in the form of fluorescent lights. A sensor photocell is positioned to sense illumination output from the solar powered array. A control mechanism senses a signal from the photocell sensor and turns power on and off to the alternate light source according to the light output sensed from the solar powered source.
Inventors:
AL-KHAMIS MOHAMMED NAJIM (SA)
Application Number:
PCT/US2012/062666
Publication Date:
July 04, 2013
Filing Date:
October 31, 2012
Export Citation:
Assignee:
SAUDI ARABIAN OIL CO (SA)
ARAMCO SERVICES CO (US)
ARAMCO SERVICES CO (US)
International Classes:
H05B35/00; H05B37/02
Attorney, Agent or Firm:
RHEBERGEN, Constance, Gall (P.O. Box 61389Houston, TX, US)
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