Rolling head for rolling pipe threads, apparatus and pipe column blank machined by the apparatus

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United States of America Patent

PATENT NO 10464119
APP PUB NO 20150258600A1
SERIAL NO

14434371

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A rolling head for rolling pipe threads includes at least two rolling wheels and a rolling wheel seat for positioning the rolling wheels, in which the rolling wheel includes a rolling wheel body and a rolling wheel axle, the rolling wheel body includes a rolling wheel pipe thread forming portion, an axial movement space is present in a direction along the rolling wheel axle of the rolling wheel relative to the rolling wheel seat, an axial distance of the axial movement space is 0.5 thread pitch to 1 thread pitch of a corresponding thread of the rolling wheel pipe thread forming portion.

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Patent Owner(s)

Patent OwnerAddress
SHANGHAI PAN-CHINA FASTENING SYSTEM CO LTDSHANGHAI 201206

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zhou, Jun Shanghai, CN 413 4719

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