CPC G11B 5/4873 (2013.01) [G11B 21/22 (2013.01)] | 20 Claims |
1. A data storage device comprising:
a stack of discs mounted on a spindle;
a pivot block rotatably mounted around a shaft;
an arm having first and second ends, the first end supporting a head, and the second end movably attached to the pivot block; and
an ultrasonic piezoelectric actuator configured to move the arm along the pivot block to enable the head to interact with data storage surfaces of the discs.
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