Light source apparatus and an image display apparatus

Details Light source apparatus and an image display apparatus Light source apparatus and an image display apparatus

2008-04-01

2008-04-01

Blackman, Rochelle (Department: 2862)

Optics: image projectors

Temperature control

Heat filter

C353S060000, C353S061000, C348S748000, C349S161000, C362S580000, C362S264000, C362S294000, C362S345000, C362S373000

Reexamination Certificate

active

07350926

ABSTRACT:
A light source apparatus according to one embodiment of the present invention is comprised of a light emitting tube having a first electrode in one end and a second electrode in the other end thereof, the tube having both ends closed, a concave-shaped reflector having a hole in its deepest portion, the hole being provided for holding the light emitting tube, a transparent glass plate covering an opening of the reflector, a lead wire whose ends connects to the second electrode and extends out through a hole formed on a side surface of the reflector, respectively, a cooling fan blowing cooling air toward the reflector, and an air guiding member that separates the cooling air from the fan into a first cooling air cooling an outer surface of the reflector and a second cooling air cooling the other end of the lead wire extending out from the reflector.

REFERENCES:
patent: 5860719 (1999-01-01), Suzuki et al.
patent: 2003-115215 (2003-04-01), None

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