A PREFORM AND A MOLD STACK FOR PRODUCING THE PREFORM

Disclosed is a preform (300) suitable for subsequent blow-molding into a final-shaped container. The preform comprises a neck portion (302); a gate portion (306); and a body portion (304) extending between said neck portion and said gate portion; the gate portion including an upwardly-bound region (...

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Bibliographische Detailangaben
Hauptverfasser:	FISCH, RALF WALTER, WITZ, JEANRISTOPHE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING MAKING GRANULES OR PREFORMS 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 TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	Disclosed is a preform (300) suitable for subsequent blow-molding into a final-shaped container. The preform comprises a neck portion (302); a gate portion (306); and a body portion (304) extending between said neck portion and said gate portion; the gate portion including an upwardly-bound region (324) defined between the inner and outer walls thereof, substantially whole of the upwardly-bound region extending in a direction towards the neck portion (302). L'invention divulgue une préforme (300) appropriée pour un moulage soufflage ultérieur en un récipient façonné final. La préforme comprend une partie de col (302) ; une partie d'amorce (306) ; et une partie de corps (304) s'étendant entre ladite partie de col et ladite partie d'amorce ; la partie d'amorce incluant une région liée vers le haut (324) définie entre les parois internes et externes de celle-ci, l'ensemble de la région liée vers le haut s'étendant sensiblement dans une direction vers la partie de col (302).