Chamfering apparatus, a grinding wheel, and a chamfering method
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United States of America Patent
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Issued Date -
Dec 18, 2008
app pub date -
May 5, 2008
filing date -
Jun 14, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A chamfering apparatus for chamfering an outer periphery of a disk-shaped substrate includes a grinding member having a circular hole inside thereof, wherein the hole has a diameter larger than an outer diameter of the substrate. An inner periphery of the grinding member forming the hole is a grinding surface and grinds the outer periphery of the substrate.
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