Elastic thread supply device

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United States of America Patent

PATENT NO 9156648
APP PUB NO 20130032656A1
SERIAL NO

13519376

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Abstract

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An elastic thread supply device including a tension controller configured to control the stress acting upon an elastic thread drawn from an elastic thread package, and a drive roll configured to supply the elastic thread dispensed from the tension controller to a processing line. The drive roll operates at a supply velocity slower than a conveyance velocity of a web, and increases or decreases the supply velocity depending on the fluctuation in the conveyance velocity.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
UNICHARM CORPORATION182 SHIMOBUN KINSEI-CHO SHIKOKUCHUO-SHI EHIME 7990111 ?7990111

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamamoto, Hiroki Kagawa, JP 381 4704

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