Patent ID: 9127855
Filing Date: 2015-09-08
Classification: F04D,F04F,F24F,Y02B

Abstract:
1. A fan assembly comprising: a nozzle having at least one first air inlet, at least one first air outlet, a first interior passage for conveying air from said at least one first air inlet to said at least one first air outlet, at least one second air inlet, at least one second air outlet, and a second interior passage for conveying air from said at least one second air inlet to said at least one second air outlet, the nozzle defining a bore about which the interior passages extend and through which air from outside the fan assembly is drawn by air emitted from the air outlets; a body on which the nozzle is mounted, the body comprising a flow generating system for generating a first air flow through the first interior passage and a second air flow through the second interior passage, a first air passageway for conveying the first air flow to said at least one first air inlet, and a second air passageway for conveying the second air flow to said at least one second air inlet, the second air passageway being arranged to receive air from the first air passageway downstream from the flow generating system, and a system for changing one of the temperature, humidity, composition and electrical charge of the second air flow.