Motorcycle tire tread
AssigneeDunlop Tire & Rubber Corporation
InventorsAnthony M. Mills, Daniel C. Egan
Life of this patent
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Abstract
A tire tread design is disclosed comprising a plurality of spaced tread blocks defined by a plurality of first grooves spaced circumferentially of said tire and extending generally diagonally across a tread, the first grooves channeling water from the center of the tread portion and extending continuously from one side of the tread portion to the other. Each first groove comprises an intermediate portion which extends substantially circumferentially of said tire, the intermediate portions of two adjacent first grooves being spaced by a tread block defined by adjacent first grooves.
Claims14
A road use motorcycle tire comprising a rounded tread portion and sidewalls depending from said tread portion, said tread portion comprising a plurality of spaced diagonally extending tread blocks defined by a plurality of first grooves spaced circumferentially of said tire and extending generally diagonally across said tread portion and a pair of second grooves provided adjacent opposite width-wise sides of said tread portion and extending circumferentially of said tire, said first grooves channeling water from said tread portion toward said sidewalls and extending continuously from one side of said tread portion to the other, each said first groove comprising an intermediate portion at the width-wise center of the tread portion which extends substantially circumferentially of said tire and a pair of diagonally extending portions respectively connecting opposite ends of said intermediate portion to respective second grooves, the intermediate portions of two adjacent first grooves being spaced by a said tread block defined by said adjacent first grooves and said second grooves, said tread blocks being uninterrupted by any circumferentially extending groove.
Dependencies are inferred from the claim text.