Sunday, October 18, 2009

Clever New Fan Has No Blades

James Dyson with the new Air Multiplier fan, which instead of blades uses forced air around its ring, and the shape of an airplane wing, to create a rapid and smooth flow of air. Credit: Dyson

Few inventions have lent themselves to as little improvement over the years as the simple fan, with its whirring blades that blow air across a desk or through a room. By Robert Roy Britt
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