Gas discharge indicator device

Details Gas discharge indicator device Gas discharge indicator device

1978-10-10

1980-09-23

Segal, Robert

Electric lamp and discharge devices

With luminescent solid or liquid material

With gaseous discharge medium

313112, H01J 6142

Patent

active

042245532

ABSTRACT:
A gas discharge indicator device including a discharge chamber provided with an anode and a cathode between which is produced a gas discharge producing UV radiation, the discharge chamber being provided with at least one coating of light emitting material which emits visible light in response to the emitted UV radiation, and a light transmitting panel which delimits the discharge chamber at least on one side, and through which the visible light is observable, is provided with material disposed on at least part of the surfaces delimiting the discharge chamber for reflecting UV radiation in order to increase the proportion of emitted UV radiation conducted onto the layer of light emitting material.

REFERENCES:
patent: 2299720 (1942-10-01), Holman
patent: 2892956 (1959-06-01), Vodicka
patent: 3225241 (1965-12-01), Spencer et al.
patent: 3748518 (1973-07-01), Lewis
patent: 3900758 (1975-08-01), Andoh et al.
patent: 3952221 (1976-04-01), Kamegaya et al.

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