Apparatus and method for manufacturing plastic products

Details Apparatus and method for manufacturing plastic products Apparatus and method for manufacturing plastic products

B - Operations, Transporting

29

C

B29C 45/57 (2006.01) B29C 43/54 (2006.01) B29C 45/54 (2006.01) B29C 45/56 (2006.01)

Patent

CA 2581069

An apparatus (1) for the manufacture of plastic products, comprising a mold (2) in which at least one mold cavity (11) is provided in which terminates at least one runner channel (14B), wherein further a pressing device (18) is provided for operatively supplying into the runner channel an amount of at least partially plasticized plastic, and wherein between the pressing device (18) and the at least one mold cavity (11) at least one buffer chamber (13) is provided for buffering plasticized plastic (24) supplied from the pressing device (18) and in which at least one displacer member (21) is provided for pressing plasticized plastic (24) from the at least one buffer chamber (13) into the at least one mold cavity (11).

L~invention porte sur un appareil (1) pour la fabrication de produits plastiques, comprenant un moule (2) dans lequel au moins une cavité de moule (11) est installée dans laquelle se termine au moins un canal d~écoulement (14B), où de plus un dispositif de pressage (18) est installé pour injecter de manière opérationnelle dans le canal d~écoulement une quantité de plastique au moins partiellement plastifié, et où entre le dispositif de pressage (18) et ladite au moins une cavité de moule (11) au moins une chambre tampon (13) est installée pour stocker temporairement le plastique plastifié (24) injecté depuis le dispositif de pressage (18) et dans laquelle au moins un élément de déplacement (21) est installé pour presser le plastique plastifié (24) depuis ladite au moins une chambre tampon (13) dans ladite au moins une cavité de moule (11).

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