Patent ID: 9575399
Date: 2017-02-21
CPC Classifications: G03B,H04N

Claim:
1. A projector comprising: a shell defining an air inlet, an air outlet, a first space, a second space and a third space, the first space and the second space communicating with the air inlet, the third space communicating with the air outlet, the shell further defining a first vent between the first space and the second space, and a second vent between the second space and the third space; a projection lens positioned in the first space and at least partially exposed out of the shell; an optical engine module attached to the projection lens and positioned in the first space, the optical engine module configured such that heated air generated by the optical engine module flows from the first space to the second space, through the first vent; a power supply module positioned in the second space, the power supply module configured such that heated air generated by the power supply flows from the second space to the third space, through the second vent; a light source module attached to the optical engine module and positioned in the third space; and a fan positioned in the third space, the fan configured to expel heated air from within the shell.