Balance corrector

Details Balance corrector Balance corrector

2007-01-09

2010-06-08

Caputo, Lisa M (Department: 2855)

Measuring and testing

Testing by impact or shock

C073S461000

Reexamination Certificate

active

07730763

ABSTRACT:
An apparatus that corrects a weight imbalance around an axis of a spindle motor that rotates a disc in a disc drive includes an impact applicator that applies an impact to a housing that houses the spindle motor and the disc, a plate that supports the housing and impact applicator, a spring member that supports the plate, and enables the plate and the housing to vibrate together when the spindle motor rotates, and a detector that detects a vibration of the housing when the spindle motor rotates.

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