Sway-type micro-actuator with slider holding arms for a disk...

Details Sway-type micro-actuator with slider holding arms for a disk... Sway-type micro-actuator with slider holding arms for a disk...

2005-05-10

2008-08-05

Renner, Craig A (Department: 2627)

Dynamic magnetic information storage or retrieval

Head mounting

For adjusting head position

C360S245000, C360S245300, C360S294600

Reexamination Certificate

active

07408745

ABSTRACT:
A micro-actuator of the invention includes a support frame having a base, a moving plate, a leading beam to connect the base with the moving plate; and two slider holding arms extending from both sides of the moving plate; at least one piezoelectric element bonding to the support frame to connect a free end of the base with the moving plate; wherein the moving plate sways in a first direction or in a second direction when the at least one piezoelectric element is actuated. The invention also discloses a head gimbal assembly and a disk drive unit using the micro-actuator.

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