Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
David E. Livingstone0
Lisa M. Croll0
Pierre Legare0
Date of Patent
July 6, 2010
0Patent Application Number
112750870
Date Filed
December 9, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A portable cooling or respiratory blower system of the type carried by a user's body includes a housing having two air flow chambers. An impeller is rotatably disposed between the two air flow chambers and includes a base wall that places the two air flow chambers in non-fluidic communication when the impeller is rotated. A separate plurality of blades is provided on each side of the base wall.
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