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US 2013/0154416 A1Published application
Spindle motor
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorYoung Ha PARK
Life of this patent
Estimating the term…
Abstract
There is provided a spindle motor including: a lower thrust member fixedly installed on a base member and including an extension part extended upwardly in an axial direction; a shaft having a lower end portion fixedly installed on the lower thrust member; a sleeve rotatably installed with respect to the shaft; an upper thrust member fixedly installed on the shaft to correspond to an upper portion of the sleeve; and a rotor hub rotating together with the sleeve, wherein an end portion of the extension part and a surface of the sleeve opposed thereto are provided with rounded surfaces.
Claims5
A spindle motor comprising:
- a lower thrust member fixedly installed on a base member and including an extension part extended upwardly in an axial direction;
- a shaft having a lower end portion fixedly installed on the lower thrust member;
- a sleeve rotatably installed with respect to the shaft;
- an upper thrust member fixedly installed on the shaft to correspond to an upper portion of the sleeve;
- and
- a rotor hub rotating together with the sleeve,
- wherein an end portion of the extension part and a surface of the sleeve opposed thereto are provided with rounded surfaces.
4 more elements
Dependencies are inferred from the claim text.