초록 ▼

A light activated exhaust fan including an exhaust fan disposed above a ceiling area within a building. The exhaust fan is disposed within a housing. The housing has openings within side walls thereof. The openings in the side walls have ducts extending outwardly therefrom. Outer ends of the ducts e

A light activated exhaust fan including an exhaust fan disposed above a ceiling area within a building. The exhaust fan is disposed within a housing. The housing has openings within side walls thereof. The openings in the side walls have ducts extending outwardly therefrom. Outer ends of the ducts extend outwardly of the ceiling area for communication with rooms therebelow. The housing has an opening through an upper end thereof. The opening through the upper end has an exhaust vent extending upwardly therefrom. An outer end of the exhaust vent extends outwardly of the building. The exhaust fan is in communication with a power source. A pair of activation mechanisms are secured within the rooms. The activation mechanisms are in communication with an activation receiver of the exhaust fan.

대표청구항 ▼

[What is claimed as being new and desired to be protected by Letters Patent of the united states is as follows:] [1.]an exhaust fan disposed above a ceiling area within a building, the exhaust fan being disposed within a housing, the housing having openings within side walls thereof, the openings in

[What is claimed as being new and desired to be protected by Letters Patent of the united states is as follows:] [1.]an exhaust fan disposed above a ceiling area within a building, the exhaust fan being disposed within a housing, the housing having openings within side walls thereof, the openings in the side walls having ducts extending outwardly therefrom, outer ends of the ducts extending outwardly of the ceiling area for communication with rooms therebelow, the housing having an opening through an upper end thereof, the opening through the upper end having an exhaust vent extending upwardly therefrom, an outer end of the exhaust vent extending outwardly of the building, the exhaust fan being in communication with a power source;a pair of activation mechanisms secured within the rooms, the activation mechanisms being in communication with an activation receiver of the exhaust fan, the pair of activation mechanisms comprising photo cells disposed on an interior surface of the ceiling area adjacent to the outer ends of the ducts.