Container preform with tamper evidence finish portion

A finish portion of a container preform for forming a plastic container includes an opening to an interior of the container preform and a stepped internal portion narrowing from the opening. One or more threads are disposed on an exterior of the finish portion for rotatably engaging a closure.

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Bibliographische Detailangaben
Hauptverfasser:	HANAN, Jay Clarke, TAKADDUS, Ahmed Tasnub
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR 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 STORING TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A finish portion of a container preform for forming a plastic container includes an opening to an interior of the container preform and a stepped internal portion narrowing from the opening. One or more threads are disposed on an exterior of the finish portion for rotatably engaging a closure.