Spindle motor with stability and vibration reduction mechanism

Details Spindle motor with stability and vibration reduction mechanism Spindle motor with stability and vibration reduction mechanism

2011-06-28

2011-06-28

Renner, Craig A. (Department: 2627)

Dynamic optical information storage or retrieval

Dynamic mechanism optical subsystem

Optical storage medium support

C720S705000

Reexamination Certificate

active

07971213

ABSTRACT:
Disclosed is a spindle motor comprising: an integral turntable including: a table on which a rotating body to be installed, and an inner side wall and an outer side wall formed to be recessed upwards at a portion therebetween on a lower surface of the table so that a predetermined hollow is formed, a surface of thereof being formed slant; a ball cover for covering a ball inserted into the hollow and the hollow; a rotation shaft an upper portion of which is inserted into a center of the integral turntable; a bearing supporting a lower portion of the rotation shaft; a coil formed on an outside of the rotation shaft; and a magnet formed on an outside of the coil.

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