Patent ID: 7850310
Filing Date: 2010-12-14
Classification: G03B

Abstract:
1. A projection display device comprising: a housing which can be placed on a predetermined placing face with a lower face portion thereof distanced from said placing face; a fan, disposed within said housing, configured to suction from a first air inlet formed in said lower face portion; a filter detachably provided to said housing said as to close off said first air inlet; and a filter replacement access lid detachably provided to said housing so as to cover said filter closing off said first air only from said placing face side, with a second air inlet for suctioning of said fan provided in said filter replacement access lid; wherein said filter replacement access lid is formed so as to protrude toward said placing face side from said lower face portion; and wherein said second air inlet is formed in a face of said filter replacement access lid intersecting said lower face portion.