Tip dressing cutter
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United States of America Patent
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Sep 26, 2017
Grant Date -
Mar 31, 2016
app pub date -
May 11, 2015
filing date -
Sep 30, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A low-cost tip dressing cutter causing no accumulation of swarf around a breaker is provided. A surface of a breaker 5 facing a cutting plate 4 corresponds to a recessed surface 52. The diameter of the recessed surface 52 gradually decreases with increasing distance from the outer periphery of the recessed surface 52 facing the cutting plate 4 in a direction opposite to the cutting plate 4. A through hole 51 is formed at the center of the breaker 5, A screw 6 inserted through the through hole 51 is screwed to a fastening hole 33a of a holder 3 to attach the cutting plate 4 to the breaker 5.
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