发明名称 Projector apparatus
摘要 A projector apparatus, including: a light source including a high-pressure discharge lamp having a plurality of ventilation holes; an optical unit having a liquid crystal panel for optically modulating to light emitted from the light source in response to an input video signal; a ventilation fan; and cooling means for cooling the light source by blowing cooling-air blown from the ventilation fan to at least the light source, wherein a cooling-air ventilation inlet facing one ventilation hole of the high-pressure discharge lamp is formed at an upper position of a lamp case, which holds and fixes the high-pressure discharge lamp having the plurality of ventilation holes and positions and fixes the optical unit, a cooling-air ventilation outlet facing another ventilation hole of the high-pressure discharge lamp is formed at a lower position of the lamp case, and a tray is provided under the cooling-air ventilation outlet.
申请公布号 US7364308(B2) 申请公布日期 2008.04.29
申请号 US20050224074 申请日期 2005.09.13
申请人 SONY CORPORATION 发明人 MURASUGI HIROSHI
分类号 G03B21/16;F21V7/20;F21V29/00;G03B21/18;H04N5/74 主分类号 G03B21/16
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