Impeller for motor vehicle fan, including segmented hub stiffeners
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United States of America Patent
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Oct 17, 2017
Issued Date -
Mar 12, 2015
app pub date -
Mar 22, 2013
filing date -
Apr 16, 2012
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A blower wheel for setting a flow of air in circulation has vanes (2) that extend from a vane root attached to a hub (6) of the blower wheel. The hub (6) has a bottom wall (8) through which a through-orifice (12) for a drive shaft of the blower wheel passes, and a side wall (10). The hub (6) also has at least one rib (14) located between the orifice (12) and the side wall (10). The rib (14) is formed by one or more segments (14a, 14b, 14c, 14d). The segment, or one of the segments (14a, 14b, 14c, 14d), has at least one free edge (15) extending from the bottom wall (8) and facing toward the side wall (10).
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