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Micro-actuator, head gimbal assembly and disk drive unit with the micro-actuator

  • US 20060256479A1
  • Filed: 05/10/2005
  • Published: 11/16/2006
  • Est. Priority Date: 05/10/2005
  • Status: Active Grant
First Claim
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1. A micro-actuator comprising:

  • 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 elements 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 elements being actuated.

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