Process and die for manufacturing a plastic hollow body

Details Process and die for manufacturing a plastic hollow body Process and die for manufacturing a plastic hollow body

B - Operations, Transporting

29

C

B29C 47/92 (2006.01) B29C 49/04 (2006.01) B29C 47/16 (2006.01) B29C 47/22 (2006.01) B29C 49/20 (2006.01) B29C 51/02 (2006.01)

Patent

CA 2694780

Process and die for manufacturing a plastic hollow body Process for manufacturing a plastic hollow body by moulding a molten plastic parison, which is extruded vertically through a die (1, 2, 3), in a mould comprising two complementary cavities (7), characterized in that the die is adjusted so that the shape of the parison matches that of the mould cavities. Die suitable for such a process.

La présente invention a trait à un processus et à une filière permettant de fabriquer un corps creux plastique. Le processus permettant de fabriquer un corps creux plastique comprend l'étape consistant à mouler une paraison de plastique fondu, qui est extrudé verticalement au moyen d'une filière, dans un moule comprenant deux cavités complémentaires, caractérisé en ce que la filière est ajustée de manière à ce que la forme de la paraison corresponde à celle des cavités du moule. La présente invention a également trait à une filière adaptée audit processus.

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