Plied cord, production method therefor, transmission belt, and method for using same

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United States of America Patent

PATENT NO 10941506
APP PUB NO 20190276954A1
SERIAL NO

16343660

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A plied cord includes three or four first twist yarns containing para-aramid fibers, wherein: the para-aramid fibers have an average size of 1000-1250 dtex, a tensile elasticity of 55-70 GPa and a tensile strength of 2800-3500 MPa; and for the plied cord, the number of first twists when the number of the first twist yarns is three is 33-40 twists/10 cm and the number of first twists when the number of the first twist yarns is four is 42-52 twists/10 cm, the second twist direction is the opposite direction from the first twist, and the ratio of the second twist coefficient to the first twist coefficient is 0.25-1.

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Patent Owner(s)

  • MITSUBOSHI BELTING LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tomoda, Takuya Hyogo, JP 17 96

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