Pneumatic tires having ornamented sidewalls, and their manufactu

Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – Removing surface portion of composite workpiece to expose...

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152353R, 152DIG12, 156116, 264162, 264245, 264274, 264318, 264326, B29H 502, B29D 300

Patent

active

042242681

ABSTRACT:
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 molding 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.

REFERENCES:
patent: 1904289 (1933-04-01), Neidich et al.
patent: 1989703 (1935-02-01), Leguillon
patent: 2761489 (1956-09-01), Kraft
patent: 3439083 (1969-04-01), Ugolini
patent: 3769123 (1973-10-01), Botts et al.
patent: 3843438 (1974-10-01), Gabriel

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