Drill grinder
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United States of America Patent
Stats
-
Jun 12, 2001
Grant Date -
N/A
app pub date -
Sep 17, 1999
filing date -
Jul 16, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A drill grinder includes a grinding wheel mounted on a platform for fixed rotation about an axis. A first fixture is provided for properly orienting a drill bit in a chuck or collet. A second fixture is provided for guiding movement of a chuck or collet properly with respect to the grinding surface of the grinding wheel in order to sharpen the end of the drill bit in the chuck. A third fixture is provided for receipt of the chuck or collet with the drill bit properly oriented therein for positioning the bit against a second grinding wheel to effect a point splitting or web thinning operation.
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