High pressure discharge lamps with metallizing layer

Details High pressure discharge lamps with metallizing layer High pressure discharge lamps with metallizing layer

1997-03-28

2000-05-02

Day, Michael H.

Electric lamp and discharge devices

With gas or vapor

Having electrode lead-in or electrode support sealed to...

313623, H01J 526

Patent

active

060576448

ABSTRACT:
A high pressure discharge lamp comprising a ceramic discharge tube having an inner space filled with an ionizable light-emitting material and a starting gas, plugging members each at least partially fixed to an inner side of respective one of end portions of the ceramic discharge tube and each having a through-hole provided therein, conductive members inserted into or through the through-holes of the plugging members, respectively, and electrode units provided in said inner space, wherein a material of the plugging members is the same as that of the ceramic discharge tube, and each of the plugging members is gas-tightly joined to the corresponding conductive member with a metallizing layer.

REFERENCES:
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patent: 4892498 (1990-01-01), Gradl et al.
patent: 4950953 (1990-08-01), Ito et al.
patent: 5404078 (1995-04-01), Burk et al.
patent: 5532552 (1996-07-01), Heider et al.
patent: 5552670 (1996-09-01), Heider et al.
patent: 5592049 (1997-01-01), Heider et al.
patent: 5742123 (1998-04-01), Nagayama

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