Method of making a rubber article having a permanent marking her

Details Method of making a rubber article having a permanent marking her Method of making a rubber article having a permanent marking her

1976-08-05

1978-06-06

Hoag, Willard E.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

264255, 264259, 264266, 264296, B29D 300, B29H 306

Patent

active

040936945

ABSTRACT:
A method of permanently marking a rubber product is provided wherein the rubber product has a debossed marking of a particular color in a portion thereof and a layer of rubber is defined as an integral part of the rubber product and surrounds the marking with such layer of rubber having a color which is different than and contrasts the particular color.

REFERENCES:
patent: 1818575 (1931-08-01), Parrett
patent: 2139068 (1938-12-01), Bourdon
patent: 2236171 (1941-03-01), Garretson
patent: 2706833 (1955-04-01), Doherty
patent: 3441635 (1969-04-01), Oshima
patent: 3580772 (1971-05-01), Ochoa
patent: 3802947 (1974-04-01), McQuade
patent: 3926707 (1975-12-01), Glaser et al.

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