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Hitachi Asia Limited

Hitachi Asia Limited Patent applications
Patent application numberTitlePublished
20110299189ACTIVE HEAD SLIDER HAVING PIEZOELECTRIC AND THERMAL ACTUATORS - An active head slider for a use in a Hard Disk drive having first and second actuators. The first actuator deforming a portion of a slider body that includes a read/write head to reduce the flying height of the portion over a disk. The second actuator forming a protrusion in a bottom surface of the slider body that includes an end of the read/write head to further reduce the flying height of the read/write head. Preferably, the first actuator is a piezoelectric actuator and the second actuator is one or more thermo actuators.12-08-2011