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US 2019/0055958 A1Published application
Electronic device and cooling fan
AssigneeLenovo (Beijing) Limited
InventorsZizhou JIA, Hongmei GE
Life of this patent
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Abstract
A cooling fan and an electronic device are provided. The cooling fan comprises a plurality of blades disposed in a circumferential direction of a rotating shaft. The plurality of blades includes a first blade and a second blade. A windward surface of the first blade includes a first alignment part and a first offset part. The first alignment part is aligned with a windward surface of the second blade, and the first offset part and the windward surface of the second blade are arranged in a staggered manner.
Claims14
A cooling fan, comprising:
- a plurality of blades disposed in a circumferential direction of a rotating shaft,
- wherein:
- the plurality of blades including a first blade and a second blade,
- a windward surface of the first blade including a first alignment part and a first offset part,
- the first alignment part being aligned with a windward surface of the second blade, and
- the first offset part and the windward surface of the second blade being arranged in a staggered manner.
3 more elements
An electronic device, comprising:
- a heat generating component;
- and
- a cooling fan for cooling the heat generating component, wherein the cooling fan comprises a plurality of blades disposed in a circumferential direction of a rotating shaft,
- wherein the plurality of blades including a first blade and a second blade,
- a windward surface of the first blade including a first alignment part and a first offset part,
- the first alignment part being aligned with a windward surface of the second blade, and
- the first offset part and the windward surface of the second blade being arranged in a staggered manner.
4 more elements
Dependencies are inferred from the claim text.