Plastic article or earthenware shaping or treating: apparatus – Reshaping – resizing or vulcanizing means for tire – tire... – Toroidal or annular female shaping means and coacting means...
Patent
1990-11-26
1993-01-19
Hoag, Willard E.
Plastic article or earthenware shaping or treating: apparatus
Reshaping, resizing or vulcanizing means for tire, tire...
Toroidal or annular female shaping means and coacting means...
425 47, B29C 3502, B29D 3052
Patent
active
051805928
ABSTRACT:
A sector-type mold for the molding and vulcanizing of tires, having shells 2) and the sectors (1) which cooperate to withstand the internal molding pressure and remain in closed position without the assistance of additional wedging or holding parts.
REFERENCES:
patent: 3787155 (1974-01-01), Zangl
patent: 3833323 (1974-09-01), Pasch
patent: 3990823 (1976-11-01), Le Moullac
patent: 4883415 (1989-11-01), Salvadori
Compagnie Generale des Etablissements Michelin--Michelin & Cie
Hoag Willard E.
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