Patent ID: 6316867
Filing Date: 2001-11-13
Classification: H01J

Abstract:
An improved xenon arc lamp with a cathode and anode electrode in a xenon atmosphere for lower manufacturing costs, the improvements comprising:a metal lamp-body sleeve sealed to a window shell flange with a sapphire window;a strut assembly connected at three points along an outer rim of said body sleeve and supporting a suspended cathode electrode;a ceramic elliptical reflector attached at a front-end to the single-piece strut assembly and the metal lamp-body sleeve, and having a flat back-end with a central hole;an anode flange having a hollow aft sleeve and a flared flat front lip that is attached along a flat surface to said flat back-end of the reflector; andan anode electrode in the shape of a shaft that is inserted into said hollow aft sleeve of the anode flange and slips through said central hole in the reflector to be brought into near contact with said cathode electrode.