Attachment structure for main spindle and tool holder of machine tool

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United States of America Patent

PATENT NO 9511462
APP PUB NO 20150093209A1
SERIAL NO

14502299

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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There is provided an attachment structure for a main spindle and a tool holder of a machine tool. The tool holder is attached to the main spindle by a tapered shank portion of the tool holder being inserted into a tapered hole formed in the main spindle of the machine tool. At least one circumferential groove is formed in at least one of the tapered hole and an inner wall of the main spindle.

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Patent Owner(s)

  • FANUC CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Murota, Masahiro Yamanashi, JP 51 94

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