Patent ID: 7470043

Claim:
A ventilation fan comprising: a housing; a motorized fan mounted within said housing, said motorized fan being adapted to exhaust air from said housing; a light source coupled to said housing: control means for controlling the operation of the motorized fan and the light source, said control means including manually operated light switch means having an on position causing the direct energizing of said light source and an off position preventing the direct energizing of said light source and manually operated fan switch means having an on position causing the direct energizing of said motorized fan and an off position preventing the direct energizing of said motorized fan, said control means operating said motorized fan at a first speed when said light switch means is positioned in an on position and said motor switch means is positioned in an off position and said control means operating said motorized fan at a second speed higher than said first speed when said light switch means is positioned in an off position or on position and said motor switch means is positioned in an on position, whereby the operation of the motorized fan at the first speed exhausts air from the housing that is heated by the light source whenever the light source is illuminated.