Electric lamp and discharge devices – With gas or vapor – Envelope with particular structure
Patent
1998-05-20
2000-12-05
Patel, Ashok
Electric lamp and discharge devices
With gas or vapor
Envelope with particular structure
313567, H01J 1716, H01J 6130
Patent
active
06157130&
ABSTRACT:
A high pressure discharge lamp used as a light source for an automobile headlight and a method of forming the high pressure discharge lamp are disclosed. The high pressure discharge lamp includes a discharge chamber portion defining a discharge chamber filled with metal halide and rare gas, a pair of opposing electrodes, a portion of each electrode respectively projecting a predetermined distance into the discharge chamber, molybdenum foils, lead wires, and a bulb. The bulb includes a tapered portion, a sealed portion, and a sealed end having portions of a molybdenum foil, an electrode, and a lead wire disposed therein.
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patent: 5714839 (1998-02-01), Chao
Futami Takashi
Muto Masaaki
Omori Shinya
Yaguchi Yasuhisa
Gerike Matthew J.
Patel Ashok
Stanley Electric Co. Ltd.
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