Short arc lamp

Electric lamp and discharge devices – With gas or vapor – Having electrode lead-in or electrode support sealed to...

Reexamination Certificate

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Details

C313S110000, C313S318110

Reexamination Certificate

active

07868552

ABSTRACT:
A short arc lamp comprises a body portion made from an insulating material and having a curved reflective surface, in which a concave discharge space is formed; a pair of cathode and anode disposed at a focal point of the reflective surface with a gap; a support member connected to the cathode; and an electric supply ring connected to the support member, wherein a heat release member is provided on the anode or the support member or when a heat capacity of the cathode is A and that of the support member is B, a relationship of A and B is B/A>2.8.

REFERENCES:
patent: 5789863 (1998-08-01), Takahashi et al.
patent: 6768264 (2004-07-01), Beech et al.
patent: 2005/0264150 (2005-12-01), Sawada
patent: 2006/0083517 (2006-04-01), Saito et al.
patent: 09-161727 (1997-06-01), None
patent: 2005-071684 (2005-03-01), None

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