Patent ID: 6981770

Claim:
A liquid crystal projector, comprising: an equipment body containing projection means and cooling means and including an air intake port and an air exhaust port; a case for housing said equipment body; and a sliding device for sliding said case so as to take a first state in which said equipment body is pulled out of said case and a second state in which said equipment body is housed in said case, said air intake port and said air exhaust port being closed at said second state and opened outside at said first state, wherein said equipment body includes: attitude control legs provided on a front surface side of a bottom of said equipment body so as to protrude from and retract into the equipment body; a lock mechanism for locking or unlocking said attitude control legs; and release buttons for unlocking said lock mechanism, said release buttons being provided on said equipment body so that the release buttons are pushed and concealed by said case in said second state in which said equipment body is housed in said case and the release buttons are released from being pushed by said case to be exposed in said first state in which said equipment body is pulled out of said case.