Projection image display apparatus

Details Projection image display apparatus Projection image display apparatus

2011-02-22

2011-02-22

Pyo, Kevin (Department: 2878)

Optics: image projectors

Temperature control

Liquid coolant

C353S052000, C353S119000, C349S058000, C362S373000

Reexamination Certificate

active

07891819

ABSTRACT:
A light source disposed in a projector is cooled by use of a coolant. A cooling unit is disposed in a region that is spatially separated from at least an optical unit and an electrical circuit unit. In addition, piping between the cooling unit and a cooling member is separated from wiring from the electrical circuit unit.

REFERENCES:
patent: 7244029 (2007-07-01), Goik et al.
patent: 7543962 (2009-06-01), Miwa et al.
patent: 2008/0276639 (2008-11-01), Stoddard
patent: 2005-026575 (2005-01-01), None
patent: 2005-164908 (2005-06-01), None

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