Precision alignment system for information storage devices
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United States of America Patent
Stats
-
Feb 12, 1985
Grant Date -
N/A
app pub date -
Aug 3, 1982
filing date -
Aug 3, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method is disclosed for accurately registering read-write heads on a magnetic storage medium. It includes the steps of ascertaining fractional departures of track locations from the nominal locations; providing a control for a motor connected to move a read-write head capable of detecting and storing fractional values of the nominal channel spacing; and coupling the control digitally to a stepping motor or servomotor so as to drive the read-write head accurately to the actual position of any selected track. Also, apparatus for practicing the method, various apparatus being disclosed.
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