Method of making a cutting tap with a correction grind

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United States of America Patent

PATENT NO 9839984
SERIAL NO

14459794

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Abstract

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A method of making a cutting tap includes: providing an elongate tap body having an axial forward end, an axial rearward end and a central longitudinal axis; securing the axial rearward end of the tap body in a grinding machine; and forming in the axial forward end of the tap body a correction grind and a main flute in one continuous grinding operation. A cutting tap made by the invention is also provided.

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Patent Owner(s)

Patent OwnerAddress
KENNAMETAL INCP O BOX 231 LATROBE PENNSYLVANIA U S A

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Burns, Steven R East Ryegate, US 4 55

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