Patent Number: 8,585,289

Title: Spindle motor

Abstract: There is provided a spindle motor including: a lower thrust member fixedly attached to a base member; a shaft fixedly attached to at least one of the lower thrust member and the base member; a sleeve disposed on an upper portion of the lower thrust member and rotatably installed on the shaft; a rotor hub coupled to the sleeve to thereby rotate together therewith; and an upper thrust member fixedly attached to an upper end portion of the shaft and forming a liquid-vapor interface together therewith, wherein the sleeve has an inclination part formed at an upper end portion thereof so as to form the liquid-vapor interface together with the upper thrust member, the inclination part having an outer diameter larger in an upper portion thereof than in a lower portion thereof.

Inventors: Yu; Chang Jo (Gyunggi-do, KR)

Assignee: Samsung Electro-Mechanics Co., Ltd.

International Classification: F16C 32/06 (20060101)

Expiration Date: 1/19/12018