Micro-actuator, head gimbal assembly and disk driv

专利名称：Micro-actuator, head gimbal assembly and

disk drive unit with the same

发明人：MingGao Yao,Masashi Shiraishi申请号：US10954229申请日：20041001

公开号：US20060072247A1公开日：20060406

专利附图：

摘要：A HGA includes a slider, a micro-actuator horizontally rotating the slider with acentral portion of the slider as a rotation center, and a suspension to load the slider andthe micro-actuator; wherein the micro-actuator comprises a support frame having a base,

a moving plate, and a leading beam to connect the base and the moving plate; and atleast one piezoelectric pieces to be connected with the base and the moving plate;wherein the leading beam has a pivot part to assist the horizontal swing of the slider. Thepivot part has a narrower width than that of the leading beam. The suspension alsoincludes a support means to support the base of the support frame on a suspensiontongue portion. The invention also discloses a disk drive unit having the HGA.

申请人：MingGao Yao,Masashi Shiraishi

地址：DongGuan CN,Hong Kong CN

国籍：CN,CN

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