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US 2016/0108929 A1Published application
Air-guiding cover and fan having the same
OwnerCheng Ming SUinventor
Life of this patent
Estimating the term…
Abstract
The present invention relates to provide an air-guiding cover, comprising: an inner ring; an outer ring being arranged around the inner ring and defining a windward plane between the outer ring and the inner ring; and a plurality of air-guiding fins being arranged in the inner ring. The air-guiding fins have an inclination with respect to a normal axis of the windward plane, and the inclination increases progressively as the air-guiding fins extend from the inner ring toward the outer ring.
Claims15
An air-guiding cover, comprising:
- an inner ring;
- an outer ring being arranged around the inner ring and defining a windward plane together with the inner ring therebetween;
- and
- a plurality of air-guiding fins being arranged in the windward plane in a whirlpool-like pattern, wherein the air-guiding fins have an inclination with respect to a normal axis of the windward plane, and the inclination increases progressively as the air-guiding fins extend from the inner ring toward the outer ring.
1 more element
A fan, comprising:
- a housing comprising an air inlet portion, an air outlet portion, and a guiding space defined between the air inlet portion and the air outlet portion;
- a rotating device being located in the guiding space and aligned with the air outlet portion, the rotating device comprising a motor fixedly installed in the housing and a blade connected to the motor and driven by the motor to rotate;
- and
- an air-guiding cover being provided at the air outlet portion and comprising an inner ring, an outer ring being arranged around the inner ring, a plurality of air-guiding fins being arranged between the outer ring and the inner ring in a whirlpool-like pattern, the outer ring and the inner ring defining a windward plane therebetween, the air-guiding fins having an inclination with respect to a normal axis of the windward plane, and the inclination increasing progressively as the air-guiding fins extend from the inner ring toward the outer ring.
1 more element
Dependencies are inferred from the claim text.