Motor of outer rotor type
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorHyun Kag PARK
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Abstract
Disclosed herein is a motor of an outer rotor type, including: a shaft; a bearing assembly rotatably supporting the shaft; a stator portion disposed at an outer side of the bearing assembly; a rotor portion including a cylindrical back yoke and a magnet disposed at an inner circumferential surface of the back yoke and disposed at a predetermined interval from the stator portion; and a fan assembly including a cylindrical hub fixing the shaft and a plurality of blades extending radially on an outer circumferential surface of the hub, wherein the inner circumferential surface of the back yoke is formed in an embossed shape using a plurality of arcs to form a space portion between the back yoke and the magnet.
Claims11
A motor of an outer rotor type, comprising:
- a shaft;
- a bearing assembly rotatably supporting the shaft;
- a stator portion disposed at an outer side of the bearing assembly;
- a rotor portion including a cylindrical back yoke and a magnet disposed at an inner circumferential surface of the back yoke and disposed at a predetermined interval from the stator portion;
- and
- a fan assembly including a cylindrical hub fixing the shaft and a plurality of blades extending radially on an outer circumferential surface of the hub,
- wherein the inner circumferential surface of the back yoke is formed in an embossed shape using a plurality of arcs to form a space portion between the back yoke and the magnet.
Dependencies are inferred from the claim text.