Patent · US Expired

Method and mechanism of the PZT micro-actuator application for the magnetic head gimbal assembly of the hard disk driver

US7580226B2 · kind B2 · utility

7Cited by
6References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 2003
Grant dateAug 25, 2009
Priority date
Expiry dateJun 3, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/5552
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system and method using a framing assembly to provide support for a micro-actuator and allow the micro-actuator to be connected to a suspension assembly is disclosed. In one embodiment, the framing assembly consists of a base with two arms attached. In a further embodiment a crosspiece connects the two arms. In a further embodiment, the framing assembly is metal and have strips of piezoelectric material attached to the arms.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.