Electrodeless low-pressure discharge lamp

Details Electrodeless low-pressure discharge lamp Electrodeless low-pressure discharge lamp

1986-03-10

1988-02-23

Chatmon, Saxfield

Electric lamp and discharge devices: systems

Pulsating or a.c. supply

Induction-type discharge device load

313493, 315 57, 315 85, 336175, H05B 4116, H05B 4124

Patent

active

047272953

ABSTRACT:
An electrodeless low-pressure discharge lamp comprising a glass lamp vessel sealed in a gas-tight manner and filled with a metal vapor and a rare gas, and a winding on a ferrite core. During lamp operation an electrical discharge is maintained in the lamp vessel by the winding connected to a high-frequency supply. The winding is surrounded by a thin-walled cylindrical metal body or layer which is electrically insulated from the winding, is interrupted at at least one area and is connected during operation of the lamp to one of the power mains conductors.

REFERENCES:
patent: 3521120 (1970-07-01), Anderson
patent: 4455508 (1984-06-01), Wesselink

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