Projection type display device

Details Projection type display device Projection type display device

2007-06-19

2007-06-19

Perkey, W. B. (Department: 2851)

Optics: image projectors

Temperature control

Blower

C353S060000, C353S061000, C349S161000, C348S748000, C362S294000

Reexamination Certificate

active

11349812

ABSTRACT:
A cooling system for an area around a lamp that accounts for a good part of an amount of heat generated by the projection type display device is isolated from a cooling system for other parts including a liquid crystal panel. Means is further provided of allowing the directions of intake and exhaust to be inverted in an entire device by changing the direction of rotation of an exhaust fan provided for the cooling system for the area around the lamp between forward and backward.

REFERENCES:
patent: 6072458 (2000-06-01), Asakawa et al.
patent: 6152699 (2000-11-01), Shikata et al.
patent: 6280038 (2001-08-01), Fuse et al.
patent: 7014320 (2006-03-01), Shiraishi
patent: 2002/0008852 (2002-01-01), Onishi et al.
patent: 09-319007 (1997-12-01), None
patent: 2000-137291 (2000-05-01), None
patent: 2001-185884 (2001-07-01), None

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