Rotor with anti-wear device and means for attaching same

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United States of America Patent

PATENT NO 11478955
APP PUB NO 20210213646A1
SERIAL NO

17057947

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Abstract

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In the field of mixing rubber mixtures, the invention is directed to a rotor (100) for use in an internal mixer having a mixing vessel in which the rotor rotates, the rotor having one or more blades (104), each blade having a tip (104a) with a profile having a predefined curvature; and an anti-wear device detachably fixed to the tip (104a) of at least one blade, the anti-wear device including a plate (110) with a profile defined by a lower surface (112) with a curvature complementary to that of the tip 104a and an upper surface (114) with a curvature complementary to that of a wall of the vessel to define, between them, a zone of minimum distance that allows passage of the mixture between the plate (110) and the wall of the vessel. The invention is also directed to an internal mixer having at least one mixing vessel in which the disclosed rotor (100) rotates.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN63000 CLERMONT-FERRAND

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carlavan, Cedric Clermont-Ferrand, FR 6 6
Dussardier, Bruno Clermont-Ferrand, FR 12 15
Liais, Yves Clermont-Ferrand, FR 2 1
Weber, Crescence Clermont-Ferrand, FR 2 1

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