PREFORM AND RESIN CONTAINER

PROBLEM TO BE SOLVED: To provide a preform which can obtain a resin container having a very uniform thickness, and a resin container which is molded from the preform.SOLUTION: A preform 1 includes an axially long cylindrical preform body 2 and two mouth part 3, 4 formed on both sides in the longitud...

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Bibliographische Detailangaben
Hauptverfasser:	IWABORI HIROYA, KAWAMURA NOBUO
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL MAKING GRANULES OR PREFORMS PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS STORING TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a preform which can obtain a resin container having a very uniform thickness, and a resin container which is molded from the preform.SOLUTION: A preform 1 includes an axially long cylindrical preform body 2 and two mouth part 3, 4 formed on both sides in the longitudinal direction of the preform body 2, and the preform body 2 is biaxially stretched by a blow molding method to be molded into a fluid infusion container 40. When the thickness of a substantially central part 11 in the axial direction of the preform body 2 is designated as t1 and the thicknesses of both end parts 10, 12 in the axial direction of the preform body 2 are designated as t2 and t3 respectively, relational expressions, 1.5