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Individual
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Individual
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Priority to ES496916ApriorityCriticalpatent/ES496916A0/es
Publication of ES8204645A1publicationCriticalpatent/ES8204645A1/es
Publication of ES496916A0publicationCriticalpatent/ES496916A0/es
Blow-Moulding Or Thermoforming Of Plastics Or The Like
(AREA)
Abstract
APARATO DE PRECALENTAMIENTO PARAMAQUINA TERMOFORMADORA. EL APARATO CONSTA DE UNA PRIMERA SECCION DE CALENTAMIENTO, SEGUIDA DE OTRA DE ENFRIAMIENTO Y UNA SEGUNDA DE CALENTAMIENTO. LA LAMINA DE TERMOPLASTICO QUE SE VA A SOMETER AL PROCESO DE TERMOFORMACION ES COLOCADA ENUN MOLDE PARA SUCESIVAMENTE PASAR POR LAS TRES FASES, SALIENDO DE LA PRIMERA A TEMPERATURA A 120 GRADOS CENTIGRADOS Y DE LA ULTIMA A 140 GRADOS CENTIGRADOS EN TODOS LOS PUNTOS DE SU SECCION TRANSVERSAL. EN LAS DOS PRIMERAS FASES EL PASO DE LA LAMINA ES VERTICAL Y EN LA ULTIMA HORIZONTAL.
ES496916A1980-11-171980-11-17Perfeccionamientos introducidos en maquinas termoformadoras
GrantedES496916A0
(es)