Fan shroud assembly

Details Fan shroud assembly Fan shroud assembly

2006-02-28

2006-02-28

Thorpe, Timothy S. (Department: 3746)

Pumps

Motor driven

Electric or magnetic motor

C165S051000, C165S121000, C165S122000

Reexamination Certificate

active

07004732

ABSTRACT:
The fan shroud assembly includes: a rectangular-shaped plenum having a first plenum portion of a larger side and a second plenum portion of a smaller side, which are mounted eccentrically; a fan shroud formed on an air discharge side of the plenum and having a airflow guide portion, in which a fan having a blade and a band for connecting the outer end of the blade, is positioned; and a motor for driving the fan, wherein a connection point between the first plenum portion and the airflow guide portion is located within a height (BH) of the band, and wherein a height (H1) from the bottom of the plenum to connection point between the first plenum portion and the airflow guide portion is higher than a height (H2) from the bottom of the plenum to connection point between the second plenum portion and the airflow guide portion satisfying H1>H2.

REFERENCES:
patent: 4213426 (1980-07-01), Longhouse
patent: 6027307 (2000-02-01), Cho et al.
patent: 6209627 (2001-04-01), Hasumi
patent: 6755157 (2004-06-01), Stevens et al.
patent: 6802699 (2004-10-01), Mikami et al.

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