Outdoor lighting controller including wiper element for light se

Details Outdoor lighting controller including wiper element for light se Outdoor lighting controller including wiper element for light se

1988-01-19

1989-05-23

Levy, Stuart S.

Electric lamp and discharge devices: systems

With radiant energy sensitive control means

Radiant energy responsive load device

315158, 315159, 250214AL, H05B 4114

Patent

active

048333689

ABSTRACT:
An outdoor lighting controller including a light sensing element for automatically activating and de-activating an outdoor light source. A wiper is provided for removing accumulated dust from the light sensing element. The wiper is initiated when the light source is activated.

REFERENCES:
patent: 3473084 (1969-10-01), Dodge
patent: 3704374 (1972-11-01), Kaufmann
patent: 3961183 (1976-06-01), Dubot et al.
patent: 3962600 (1976-06-01), Pittmann
patent: 4595860 (1986-06-01), Taylor
patent: 4713583 (1987-12-01), Hochstein

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