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US 8,576,516 B2Granted
Magnetic disc apparatus including a thermal actuator as part of a two-stage actuator
AssigneeHitachi, Ltd.
InventorsSeong-Hun Choe, Shigeo Nakamura
Life of this patent
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Abstract
A magnetic disc apparatus includes a micro actuator for two-stage actuator having a first stage and a second stage, and a slider mounted to the miro actuator and having a head element to perform recording and reproduction into/from a magnetic disc. A thermal actuator and a spring part are provided on a table, on which the slider is put. The thermal actuator is connected to the slider, and the thermal actuator includes a V-shaped thin film resistance.
Claims6
A magnetic disc apparatus comprising:
- a micro actuator for a two-stage actuator, which comprises a first stage and a second stage;
- and a slider mounted to the micro actuator and having a head element to perform recording and reproduction into/from a magnetic disc, wherein a thermal actuator and a spring part are provided on a table, on which the slider is put, the thermal actuator is connected to the slider, and the thermal actuator comprises a V-shaped thin film resistance.
Dependencies are inferred from the claim text.