Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasutaka Horibe0
Date of Patent
November 21, 2006
Patent Application Number
10240874
Date Filed
January 31, 2002
Patent Primary Examiner
Patent abstract
To form an arc tube body including a main tube portion to be a discharge space and thin tube portions for accommodating electrodes, a core (6) is disposed in a hollow space formed by a pair of arc tube body formation molds (7) and (8) and thereafter, a slurry (12) is injected into a space between the molds (7), (8) and the core (6). In the core (6), portions for forming the internal shape of the thin tube portions of the arc tube body are provided with a shaft (3).
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