Electric lamp and discharge devices: systems – With radiant energy sensitive control means – Radiant energy control of an electric discharge device in...
Patent
1977-11-17
1979-06-26
LaRoche, Eugene R.
Electric lamp and discharge devices: systems
With radiant energy sensitive control means
Radiant energy control of an electric discharge device in...
315158, 315199, 315209R, 315226, 362810, H05B 3702, H05B 3908
Patent
active
041594428
ABSTRACT:
This invention relates to a circuit for lighting like a candlelight. The circuit has a lighting means having at least one incandescent lamp, and a control means which has a plurality of oscillators which can be oscillated with substantial equal frequencies. The control means controls an electric current flowing through the lighting means by a composite output of the oscillators. The each oscillator may be a relaxation oscillator which has a neon tube, and the control means may have a photo dependent resistor adapted to receive a composite light of lights emitted by the neon tubes, whereby the resistance of the photo dependent resistor being varied so as to control the electric current flowing through the lighting means.
REFERENCES:
patent: 3500126 (1970-03-01), Ford
patent: 3710182 (1973-01-01), Van Reenen
patent: 3719857 (1973-03-01), Sharp
patent: 4064414 (1977-12-01), Bergeson et al.
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