PRESSURE COMPENSATING BASES FOR POLYMERIC CONTAINERS

PRESSURE COMPENSATING BASES FOR POLYMERIC CONTAINERS

The present invention provides an extrusion blow mold (101) system and method thereof for blow moulding a container having an extrusion blow mold (101). A blow mold (101) having a chamber and an opening into the chamber at one end. Means for moving the blow mold (101) between an open position and a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCHNEIDER, MARK D, EVINS, SAMUEL E, SILVERS, KERRY W, VOGEL, MATT
Format: Patent
Sprache:eng ; pol
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
PACKAGES
PACKAGING ELEMENTS
PACKING
PERFORMING OPERATIONS
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:The present invention provides an extrusion blow mold (101) system and method thereof for blow moulding a container having an extrusion blow mold (101). A blow mold (101) having a chamber and an opening into the chamber at one end. Means for moving the blow mold (101) between an open position and a closed position. A two-piece push-up assembly positioned in the opening and forming a bottom wall (72) of the blow mold (101) and having a first portion (124A) and a second portion (124B). Means for moving the blow mold (101) to the open position. Means for withdrawing the first portion (124A) away from the mold (101) while the second portion (124B) remains in the mold (101). Means for withdrawing the second portion (124B) away from the mold (101) and removing the container from the chamber.