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Integrated high efficiency blower apparatus for HVAC systems

United States Patent

July 24, 2007
View the Complete Patent at the US Patent & Trademark Office
An integrated centrifugal blower wheel for a heating, ventilation and air conditioning (HVAC) blower unit includes a first blade support, a second blade support, and a plurality of S-shaped blades disposed between the first and second blade supports, wherein each of the S-shaped blades has a trailing edge bent in a forward direction with respect to a defined direction of rotation of the wheel.
Liu; Xiaoyue (Clifton Park, NY), Weigman; Herman (Niskayuna, NY), Wang; Shixiao (Niskayuna, NY)
General Electric Company (Niskayuna, NY)
10/ 604,671
August 8, 2003
STATEMENT OF GOVERNMENT INTEREST The Government may have certain rights in the present application, pursuant to (Department of Energy) Contract Number DE-FC26-00NT40993.