Fluorescent lamp circuit breaker

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Electric switch inside evacuated or gas filled envelope

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Details

315 74, 315104, 315106, 315107, 337 31, H01J 744

Patent

active

046008616

ABSTRACT:
A rapid-start fluorescent lamp includes a pair of spaced electrodes within an envelope with one electrical lead connected to an electrode and the other lead coupled to the electrode by a thermally-sensitive bi-metal strip whereby one end of the bi-metal and one end of a conductor are formed to provide a straight member within a U-shaped member such that the straight U-shaped members are in electrical contact at temperatures above and below a given range of temperatures and electrically disconnected at the given range of temperatures.

REFERENCES:
patent: 2464704 (1949-03-01), Martin
patent: 2492575 (1949-12-01), Jacobsen
patent: 3679932 (1972-07-01), Murphy
patent: 4052687 (1977-10-01), Kimball et al.
patent: 4097779 (1978-06-01), Latassa
patent: 4114968 (1978-09-01), Latassa
patent: 4156831 (1979-05-01), Cassidy et al.
patent: 4171519 (1979-10-01), Cassidy et al.
patent: 4329621 (1982-05-01), Barakitis

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