US Patent 7915774 Spindle motor

Patent 7915774 was granted and assigned to LG on March, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7915774

Date of Patent

March 29, 2011

Patent Application Number

12212026

Date Filed

September 17, 2008

Patent Primary Examiner

‌

Quyen Leung

Patent abstract

A spindle motor is provided. The spindle motor includes a base, a bearing housing, a bearing, a rotation shaft, a stator, a bushing, and a rotor. The bearing housing is installed on the base. The bearing is fixed inside the bearing housing. The rotation shaft is installed to be supported by and rotate on the bearing. The stator is disposed around the bearing housing. The bushing is coupled to the rotation shaft. The rotor is coupled to the bushing to rotate through interaction with the stator.