Patent ID: 9335058
Filing Date: 2016-05-10
CPC Classification: F24C

Claim Text:
1. A ventilation system, comprising a hood supporting unit, wherein said hood supporting unit includes a base, a riser duct, and an exhaust, wherein said riser duct has a top end, wherein said riser duct extends in a first direction with respect to said base, wherein said first direction is at a right angle to said base, wherein said base includes a second duct section, wherein said second duct section extends horizontally through said base; a plurality of removable and replaceable capture hoods, wherein each of said plurality of removable and replaceable capture hoods includes a duct, a hood portion, and a connection portion, wherein said hood portion has an intake and wherein said connection portion has a bottom end, wherein said hood portions of said plurality of removable and replaceable capture hoods have different shapes, wherein each said bottom end is configured for connection with said riser duct top end, wherein said bottom ends of said connection portions of said plurality of removable and replaceable capture hoods are identical so each of said plurality of removable and replaceable capture hoods can connect to said top end of said riser duct of said hood supporting unit; and a motor and a blower, wherein said motor and said blower are located to provide air movement in a path in to said intake in said hood portion, then through said duct in said removable and replaceable capture hood, then through said riser duct top end, then through said riser duct, then through said second duct in said base, and then out of said exhaust.