Micro-actuator including electrical connection shifting...

Details Micro-actuator including electrical connection shifting... Micro-actuator including electrical connection shifting...

2006-11-07

2009-11-24

Evans, Jefferson (Department: 2627)

Dynamic magnetic information storage or retrieval

Head mounting

For adjusting head position

C360S234500

Reexamination Certificate

active

07623321

ABSTRACT:
A micro-actuator for a HGA includes a frame having a pair of side arms and a connection plate that interconnects the two side arms at one end thereof; a PZT element attached to at least one of the side arms; and an electrical connection shifting device to connect with the PZT element and the connection plate physically. The electrical connection shifting device is electrically connected with the PZT element for shifting an electrical connection position of the micro-actuator with a suspension of the HGA from the PZT element to the connection plate. The invention also discloses a HGA and a disk drive unit with the micro-actuator.

REFERENCES:
patent: 6943990 (2005-09-01), Yokoyama et al.
patent: 7046486 (2006-05-01), Coffey
patent: 2002/0141117 (2002-10-01), Kasajima et al.
patent: 2004/0095688 (2004-05-01), Shiraishi et al.
patent: 2007/0139823 (2007-06-01), Yao et al.

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