Discharge lamp and lighting equipment

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Discharge device load

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Details

315 46, 315182, H01J 744

Patent

active

043777724

ABSTRACT:
A discharge lamp comprises an arc tube for high pressure discharge and a discharge gap for discharging until restarting the arc tube. The discharge gap being electrically connected in parallel to the arc tube in an outer bulb. A normally opened temperature responsive switch means is connected in series to the discharge gap and a series of the discharge gap and the temperature responsive switch means is connected in parallel to the arc tube.

REFERENCES:
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patent: 3694692 (1972-09-01), Pressman
patent: 3890534 (1975-06-01), Horowitz
patent: 4091307 (1978-05-01), McNamara
patent: 4135114 (1979-01-01), Narikiyo
patent: 4170744 (1979-10-01), Hansler
patent: 4278916 (1981-07-01), Regan et al.
patent: 4287454 (1981-09-01), Feuersanger et al.

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