Drill grinder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6244938
SERIAL NO

09397831

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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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Patent Owner(s)

Patent OwnerAddress
LISLE CORPORATION807 EAST MAIN STREET P O BOX 89 CLARINDA IA 51632

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ploeger, Randall J Clarinda, IA 44 385

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