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US 2006/0039784 A1Published application
Heat dissipation fans and housings therefor
AssigneeDelta Electronics, Inc.
InventorsCheng-Wei Yan, Tsu-Liang Lin, Wen-Shi Huang
Life of this patent
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Abstract
A heat dissipation fan and a housing thereof. The heat dissipation fan includes a housing and a plurality of blades. The housing includes an outer frame, a base, and a plurality of air-guiding elements. The base is disposed in the outer frame, supporting the blades thereon. The air-guiding elements are disposed between the base and the outer frame, having a first curved surface, a second curved surface, and a bottom surface.
Claims31
A housing for a heat dissipation fan comprising:
- an outer frame;
- a base disposed in the outer frame;
- and
- a plurality of air-guiding elements, disposed between the base and the outer frame, comprising a first curved surface, a second curved surface, and a bottom surface.
1 more element
A housing for a heat dissipation fan, comprising:
- an outer frame;
- a base disposed in the outer frame;
- and
- a plurality of air-guiding elements, disposed between the base and the outer frame, comprising a first sloped surface and a second sloped surface.
1 more element
A heat dissipation fan, comprising:
- an outer frame;
- an impeller, comprising a hub and a plurality of blades encircling the hub;
- a base, disposed in the outer frame, supporting the blades;
- and
- a plurality of air-guiding elements, disposed between the base and the outer frame, comprising a first curved surface and a second curved surface.
2 more elements
Dependencies are inferred from the claim text.