Cooling channel for a fan motor for a ventilation, heating, and/or air conditioning system
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United States of America Patent
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-
May 14, 2013
Grant Date -
Oct 11, 2007
app pub date -
Apr 4, 2007
filing date -
Apr 10, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Ventilating device (1) comprising a casing (6) intended to channel at least one air flow (3) created by a blower wheel (5), the said casing (6) delimites a main air channel (7) in which a main air flow (3a) circulates and a secondary air channel (8) intended to bring towards a motor (4) a secondary air flow (3b) in order to cool the motor (4), the said secondary air channel (8) comprising a inlet (11) arranged in a main channel wall (7c) and a outlet arranged in a plan containing a casing end by which the wheel (5) is introduced, the said secondary channel (8) further comprising a means intended to change at least twice the direction of the secondary air flow (3b) when the secondary air flow (3b) passes through the secondary air channel (8).
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