Knife sharpener
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United States of America Patent
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-
Apr 9, 1991
Issued Date -
N/A
app pub date -
Aug 22, 1989
filing date -
Mar 12, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A knife sharpener includes a sharpening member having a flat outer face with abrasive particles mounted thereon. The sharpening member is orbitally driven to impart an orbital motion to each of the particles of no greater than 3/8 inch effective diameter and an orbital velocity of no greater than 1500 feet per minute.
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