Axial flow fan
AssigneeAcer Incorporated
InventorsKuang-Hua Lin, Cheng-Wen Hsieh, Wen-Neng Liao
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Abstract
An axial flow fan includes a hub and a plurality of fan blade sets. The hub is configured to rotate around an axis. The fan blade sets are disposed at the peripheral of the hub, wherein each of the fan blade sets includes a first fan blade and a second fan blade arranged side by side along the axis and a flow channel is defined by each of the first fan blades and the corresponding second fan blade. Each of the flow channels has an inlet and an outlet opposite to each other, wherein at least one of each of the first fan blades and the corresponding second fan blade has a flow guiding hole and each of the flow guiding holes is located between the inlet and the outlet. Each of the flow guiding holes is communicated with the flow channel.
Claims7
An axial flow fan comprising:
- a hub, configured to rotate around an axis;
- and
- a plurality of fan blade sets, disposed at the peripheral of the hub, wherein each of the fan blade sets comprises a first fan blade and a second fan blade arranged side by side along the axis, and a flow channel is defined by each of the first fan blades and the corresponding second fan blade, each of the flow channels has an inlet and an outlet opposite to each other, wherein at least one of each of the first fan blades and the corresponding second fan blade is provided with a flow guiding hole, and each of the flow guiding holes is located between the corresponding inlet and the corresponding outlet, each of the flow guiding holes is communicated with the corresponding flow channel.
Dependencies are inferred from the claim text.