Method and device for manufacturing resin-made container
AssigneeNissei Asb Machine Co., Ltd.
InventorYoichi TSUCHIYA
Life of this patent
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Abstract
A method for manufacturing a resin container includes: a first injection-molding step of injection-molding a bottomed cylindrical resin intermediate molded body; a second injection-molding step of injection-molding a resin material on an outer side of the intermediate molded body to manufacture a multilayered preform having a resin layer laminated on an outer peripheral side of the intermediate molded body; and a blow-molding step of blow-molding the preform to manufacture a resin container having a thick portion.
Claims10
A method for manufacturing a resin container, comprising:
- a first injection-molding step of injection-molding a bottomed cylindrical resin intermediate molded body;
- a second injection-molding step of injection-molding a resin material on an outer side of the intermediate molded body to manufacture a multilayered preform having a resin layer laminated on an outer peripheral side of the intermediate molded body;
- and
- a blow-molding step of blow-molding the preform to manufacture a resin container having a thick portion.
An apparatus for manufacturing a resin container, comprising:
- a first injection-molding unit configured to injection-mold a bottomed cylindrical resin intermediate molded body;
- a second injection-molding unit configured to injection-mold a resin material on an outer side of the intermediate molded body to manufacture a multilayered preform having a resin layer laminated on an outer peripheral side of the intermediate molded body;
- and
- a blow-molding unit configured to blow-mold the preform to manufacture a resin container having a thick portion.
Dependencies are inferred from the claim text.