Spinning device and spinning method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12186793
APP PUB NO 20220388050A1
SERIAL NO

17890045

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Importance

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Abstract

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A spinning device includes a flange forming section that, in a state where a base material having a tubular shape and including at least a large-diameter portion and a small-diameter portion is relatively rotated, forms a flange portion protruding in a direction away from a center axis by pressing the large-diameter portion in a center axis direction of the base material while contacting an outer peripheral portion of the small-diameter portion.

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First Claim

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Patent Owner(s)

  • NIHON SPINDLE MANUFACTURING CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takada, Yoshiaki Hyogo, JP 45 259

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