Information storage apparatus for adjusting flying height of...

Details Information storage apparatus for adjusting flying height of... Information storage apparatus for adjusting flying height of...

2008-09-17

2010-10-05

Wong, K. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

Reexamination Certificate

active

07808738

ABSTRACT:
A storage apparatus including a motor for rotating a medium and a head that has a heater. The clearance between the medium and the head is controlled by expansion of the head by the heater. Some embodiments could include a monitor configured to monitor atmospheric pressure, and a controller configured to control the heater in accordance with the atmospheric pressure so as to control the clearance. Some embodiments could include a monitor configured to monitor a driving current flowing through the motor, and a controller configured to control the heater in accordance with the driving current so as to control the clearance.

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patent: A 2006-107722 (2006-04-01), None

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