Light source apparatus with sealing portion receiving section

Details Light source apparatus with sealing portion receiving section Light source apparatus with sealing portion receiving section

2005-10-05

2009-02-17

Ton, Toan (Department: 2889)

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Reflector

C313S634000, C313S318010, C313S623000

Reexamination Certificate

active

07492082

ABSTRACT:
It is an object of the present invention to provide a light source apparatus capable of reducing the production cost and increasing productivity. A light source apparatus comprises an approximately spherical discharge container, sealing portions continuously formed from both ends of the discharge container respectively, and a concave reflection mirror disposed so as to surround the discharge lamp, wherein the concave reflection mirror has a spheroidal surface or paraboloid of revolution formed from a front opening edge thereof, a sealing portion receiving section is formed at a head section of the concave reflection mirror and has a flat inner bottom surface, in which an end of one of the sealing portions is received, and an end surface of an end portion of the one of the sealing portions and the inner bottom surface of the sealing portion receiving section are brought into contact.

REFERENCES:
patent: 2005/0073841 (2005-04-01), Imamura
patent: 2005/0094406 (2005-05-01), Okazaki
patent: 2002-260432 (2002-09-01), None
patent: 2003-317658 (2003-11-01), None

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