Patent Number: 8,576,516

Title: Magnetic disc apparatus including a thermal actuator as part of a two-stage actuator

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.

Inventors: Choe; Seong-Hun (Fujisawa, JP), Nakamura; Shigeo (Odawara, JP)

Assignee: Hitachi, Ltd.

International Classification: G11B 5/56 (20060101); G11B 21/24 (20060101)

Expiration Date: 1/05/12017