Tire comprising an improved tread

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10710414
APP PUB NO 20160137001A1
SERIAL NO

14897457

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Importance

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Abstract

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Tire having a predetermined direction of mounting on a vehicle. The tire tread (40) comprises a central rib (411-413) and two side ribs (421, 422), separated by circumferential grooves (141-144). The side ribs are made from a first rubber composition less than 50% filled with black. The central rib comprises a portion (4111, 4121) made from a second rubber composition more than 50% filled with black, the axial width (LP) of said portion being greater than or equal to 20% of the axial width LC of the central rib. The first rubber composition has a tan δ0 value which is greater than the tan δ0 value of the second rubber composition, where tan δ0 denotes the tan δ value measured at a temperature of 0° C. and under a stress of 0.7 mPa.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN23 PLACE DES CARMES-DECHAUX CLERMONT-FERRAND 63000

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bourgeois, Frédéric Clermont-Ferrand, FR 10 37
Bruneau, François-Xavier Clermont-Ferrand, FR 14 69
Fraysse, Patrice Clermont-Ferrand, FR 10 102
Igier, Emmanuel Clermont-Ferrand, FR 12 117

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