Milling tool and workpiece machining method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11890687
APP PUB NO 20220410291A1
SERIAL NO

17898273

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Importance

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Abstract

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A milling tool is configured from a shank part and a head with a cutting edge that is provided on the leading end of the shank part. The head comprises an expanding diameter section, the diameter of which expands gradually from the base end that contacts the shank part in the direction of the leading end, and a decreasing diameter section, the diameter of which gradually decreases from the maximum diameter section in the direction of the leading end. At least one cutting edge is provided on each of the expanding diameter section and the decreasing diameter section.

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Patent Owner(s)

Patent OwnerAddress
MAKINO MILLING MACHINE CO LTD3-19 NAKANE-2-CHOME MEGURO-KU TOKYO 1528578

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyamoto, Ryoichi Fujiyoshida, JP 22 346
Nagata, Fukuhito Fujiyoshida, JP 5 6
Ueno, Hiroshi Fujiyoshida, JP 407 4827

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