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US 12,553,621 B2Granted
Fan, air conditioner having fan, and manufacturing method of fan
AssigneeSamsung Electronics Co., Ltd.
InventorsByungghun Kim, Hyunggeun Park, Hwansoo Lee, Inwon Choi
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Abstract
A fan comprises a base to be rotated with respect to a rotation axis, an inlet having an opening formed in a center thereof, the inlet spaced apart from the base with respect to a rotation axis direction, and a blade arranged between the base and the inlet. The blade comprises a first surface facing outward with respect to a radial direction of the fan, a second surface facing inward with respect to the radial direction of the fan, and a curved portion protruding from the first surface.
Claims13
A fan comprising:
- a base to be rotated with respect to a rotation axis;
- an inlet having an opening formed in a center thereof, the inlet spaced apart from the base with respect to a rotation axis direction;
- and
- a blade arranged between the base and the inlet,
- wherein the blade includes:
- a first surface facing outward with respect to a radial direction of the fan;
- a second surface facing inward with respect to the radial direction of the fan;
- a curved portion protruding from the first surface;
- and
- a hollow formed inside the blade, the hollow comprising:
- a first opening formed on an outer surface of the base and arranged at one end of the hollow;
- and
- a second opening formed on an outer surface of the inlet and formed at an other end of the hollow.
10 more elements
An air conditioner comprising:
- a housing;
- a heat exchanger arranged inside the housing;
- and
- a fan configured to introduce external air into the housing and discharge the introduced air to an outside of the housing,
- wherein the fan comprises:
- an inlet having an opening through which the external air is introduced;
- a base on which a fan motor configured to rotate the fan is mounted;
- and
- a blade arranged between the base and the inlet, the blade comprising:
- a first surface facing outward with respect to a radial direction of the fan;
- a second surface facing inward with respect to the radial direction of the fan;
- a curved portion protruding from the first surface;
- and
- a hollow formed inside the blade, the hollow comprising:
- a first opening formed on an outer surface of the base and arranged at one end of the hollow;
- and
- a second opening formed on an outer surface of the inlet and formed at an other end of the hollow.
14 more elements
Dependencies are inferred from the claim text.