Discharge lamp starting and operating circuit

Electric lamp and discharge devices: systems – With cathode or cathode heater supply circuit – Delayed application of the discharge potential

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315 35, 315 73, 315101, 315129, H05B 3904

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active

044659547

ABSTRACT:
Apparatus for starting and operating a discharge lamp includes a starting device having bimetals and a rigid conductive member forming a switch, a ballast coupling the switch to an AC source and a discharge lamp and a spark gap each shunting the starting device with the starting device bimetals and rigid conductive device hermetically sealed in a vacuum.

REFERENCES:
patent: 3694692 (1972-09-01), Pressman
patent: 3737720 (1973-06-01), Willis
patent: 3890534 (1975-06-01), Horowitz
patent: 4117370 (1978-09-01), Jacobs et al.
patent: 4321506 (1982-03-01), Tsuchihashi et al.
patent: 4345186 (1982-08-01), Saito et al.
patent: 4355261 (1982-10-01), Cohen
patent: 4355265 (1982-10-01), Cohen

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