ENGINE COOLING FAN
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United States of America Patent
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Issued Date -
Feb 13, 2014
app pub date -
Apr 8, 2011
filing date -
Mar 7, 2011
priority date (Note) -
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Abstract
An engine cooling fan (100) comprising a hub (102) and a plurality of blades (104) each of which extends away from the hub (102), wherein the hub (102) defines a rotation axis about which the hub (102) is adapted to rotate during operation; wherein each blade (104) defines an attachment part (108), an air moving part (106), and a center line extending in a longitudinal direction of the blade (104) between a tip end and a hub end of the blade; wherein at least a first zone of the center line extends in a direction transverse to a normal of the rotation axis of the hub (102). Moreover the present invention relates to a blade (104) for use in the fan (100) and a kit comprising the blade (104) and the fan (100).
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