Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Patent
1990-06-19
1992-07-07
Silbaugh, Jan H.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
152209A, 152209D, 425 32, B29C 4304, B29C 3068
Patent
active
051280892
ABSTRACT:
In order to assure the geometric uniformity of a tire molded with a segment old when the sculpturing of said tire includes blocks 11 surrounded by recesses formed by grooves 15 and incisions 16, the said grooves 15 are thinned at the level of the joint planes 550 between segments. Furthermore, wear indicators 17 are arranged at the level of the joint planes 550 between segments.
REFERENCES:
patent: 4598747 (1986-07-01), Fletchner
patent: 4794965 (1989-01-01), Lagnier
Compagnie Generale des Etablissements Michelin - Michelin & Cie
Silbaugh Jan H.
Vargot Mathieu
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