Method of disk delivery of magnetic transfer apparatus, disk holding apparatus and magnetic transfer method and apparatus using same
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United States of America Patent
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Issued Date -
May 11, 2006
app pub date -
Nov 7, 2005
filing date -
Nov 8, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention provides a magnetic transfer apparatus comprising: a disk holding apparatus including a chuck which has one or more suction openings at its end and absorbs a disk with the suction openings, wherein a channel in communication with the suction openings is provided in the chuck, and a depressurization piping system route and a pressurization piping system route connected to the channel are switchable; a supply device which carries a slave disk absorbed by an absorption chuck of the disk holding apparatus and supplies it to be opposed to the master disk held by the holder portion; and a magnetic field application device which adds a magnetic field to the holder portion to transfer the magnetic pattern of the master disk to the slave disk.
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