Process and apparatus for making fasciated yarn

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United States of America Patent

PATENT NO 4667463
SERIAL NO

06354379

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A process and apparatus are provided for manufacturing a fasciated yarn having uniform yarn construction and high strength. The process comprises subjecting fibers to a draft cutting step, at least one amendatory draft cutting step and a yarn formation step wherein the fibers are continuously transferred from the draft cutting step to the yarn formation step without any substantial interruption of fiber movement between the steps. The apparatus comprises a draft cutting zone comprising spaced sets of rolls through which fibers are conducted for subjecting the fibers to a draft cutting step, means forming a further draft cutting zone downstream of the aforesaid zone for subjecting the draft cut fibers to at least one amendatory draft cutting step, and a yarn forming means downstream of the amendatory draft cutting zone for subjecting the resulting fibers to a yarn formation step and transfer means between the zones whereby the fibers are continuously transferred from the draft cutting zone to the yarn formation zone without any substantial interruption of fiber movement between the zones.

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Patent Owner(s)

Patent OwnerAddress
TORAY INDUSTRIES INCJAPAN'S TOKYO CENTRAL NIHONBASHI MUROMACHI 2 CHOME 1 NO 1 TOKYO TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kitazawa, Shinichi Otu, JP 3 27
Minorikawa, Koich Otu, JP 1 11

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