Process and mold for depositing a colored motif on a tire

Details Process and mold for depositing a colored motif on a tire Process and mold for depositing a colored motif on a tire

2007-08-28

2007-08-28

Knable, Geoffrey L. (Department: 1733)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C152S523000, C152S524000, C264S326000, C264S502000

Reexamination Certificate

active

10671488

ABSTRACT:
A process of depositing at least one uncured colored rubber mix forming a contrasting motif on an outer surface of a tire includes preparing a blank of the uncured tire to be moulded, including all the constituents except for the colored rubber mix(es), depositing the colored rubber(s) in at least one cavity formed on a removable insert, each cavity having the general form of the motif to be moulded and having a total volume V2, the total volume of non-vulcanized colored rubber V1placed in each cavity being less than the volume V0, mounting the insert in a suitable housing provided on the moulding surface of the mould for the tire, engaging the tire blank within the mould, and moulding and vulcanizing the tire.

REFERENCES:
patent: 2296016 (1942-09-01), Bostwick
patent: 2985216 (1961-05-01), Williams et al.
patent: 4256159 (1981-03-01), Williams
patent: 5296077 (1994-03-01), Bohm et al.
patent: 5653840 (1997-08-01), Makonson et al.
patent: 30 46 572 (1982-07-01), None
patent: 59055730 (1984-03-01), None
International Search Report dated Jun. 27, 2002.

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