Patent ID: 6939010

Claim:
A data projector apparatus for displaying digital information, comprising: a housing including a front panel; a light source arranged at a side of said front panel; a mirror part for reflecting light emitted and received from said light source into a predetermined direction; a lens attached to said front panel for projecting the light reflected by said mirror part; a board part arranged on that side of said light source which is opposite to said front panel, and having a function of generating a voltage of said light source; a fan arranged between said light source and said board part for directing air taken in from outside said housing toward said light source; an aluminum tape member attached to that part of a backside of said front panel which is opposed to said light source, and provided with a plurality of predetermined openings for distributing a region in which a temperature rises in said front panel; and a fin arranged between said fan and said light source for feeding the air delivered by said fan intensively toward the region in which a temperature rises in said front panel.