Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Patent
1995-01-18
1996-02-13
O'Shea, Sandra L.
Electric lamp and discharge devices
With gas or vapor
Three or more electrode discharge device
313634, 31323111, H01T 202
Patent
active
054913810
ABSTRACT:
A discharge tube which assures stabilized discharging, is reduced in overall size and easy to manufacture is disclosed. The discharge tube comprises a cylindrical envelope made of an insulating substance, discharge gas enclosed in the envelope, and a pair of discharge electrodes disposed in an opposing relationship to each other at the opposite ends of the envelope. The the discharge electrodes are formed as parallel plate electrodes wherein faces thereof facing the inside of the envelope extend flat and in parallel to each other. A pair of conductive layers formed on the envelope in an opposing relationship to and electrically connected to the discharge electrodes, and one of the conductive layers is opposed at least part thereof with the other conductive layer with a portion of the envelope interposed therebetween.
REFERENCES:
patent: 3253177 (1966-05-01), Hamilton
patent: 3739230 (1973-06-01), Lange
patent: 3876894 (1975-04-01), Peche
patent: 4104693 (1978-08-01), Toda et al.
patent: 4912592 (1990-03-01), Flindall et al.
patent: 4924347 (1990-05-01), Cantagrel
patent: 5103135 (1992-04-01), Lange et al.
patent: 5243257 (1993-09-01), Dietrich et al.
Hoshino Kunio
Idei Gijun
Kinoshita Takuji
O'Shea Sandra L.
Patel Vip
Yazaki -Corporation
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