Pneumatic tires having ornamented sidewalls, and to their manufacture

摘要

A pneumatic tire casing have at least one sidewall ornamental with patterns being made of an elastomer of a color different from that of the sidewall which covers the carcase of the tire, by compelling during moulding and vulcanization of the tire a thin layer of elastomer of a color different from that of the sidewall into the width of the latter, so as to obtain that said layer becomes arranged at the bottom of a recess formed in a part of the outer surface of the tire casing.