Burr removing method and apparatus

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United States of America Patent

PATENT NO 6648564
SERIAL NO

10371433

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A burr located at an edge of a steel piece is cut by disposing a cutter such that the flank of the cutter is substantially in parallel with the surface of the steel piece and the angle between the cutting edge of the cutter and the edge of the steel piece which the burr intersects is at least 45.degree.. The cutter is relatively moved toward the outside of the steel piece along the lengthwise direction of the burr, or the cutter is disposed with the flank of the cutter substantially in parallel with the surface of the steel piece and the angle between the cutting edge of the cutter and the edge of the steel piece is at least 90.degree.. The burr located at the edge of the steel piece is cut by relatively moving the cutter perpendicularly to the lengthwise direction of the burr.

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Patent Owner(s)

Patent OwnerAddress
JFE STEEL CORPORATIONCHIYODA-KU TOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayashi, Hiromasa Kamakura, JP 29 215
Okawa, Susumu Yokohama, JP 34 310
Okushima, Koji Pittsburgh, PA 11 36
Yamashita, Koji Yokohama, JP 287 3138

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