Preform and closure for blow molded articles

Details Preform and closure for blow molded articles Preform and closure for blow molded articles

B - Operations, Transporting

29

B

B29B 11/04 (2006.01) B29B 11/06 (2006.01) B29C 49/00 (2006.01) B29C 49/02 (2006.01) B29C 49/20 (2006.01) B29C 65/02 (2006.01) B65D 1/02 (2006.01) B65D 23/00 (2006.01) B65D 41/08 (2006.01) B29C 49/06 (2006.01)

Patent

CA 2248818

A preform, a process for forming the preform and a container formed from the preform are disclosed. The preform comprises a tubular body portion (12) having an open end (16) and a closed end (18). At a location near the open end (16), a flange (20) extends outwardly from the tubular body portion (12). A closure retaining element (14) is provided for engaging a closure. The closure retaining element (14) is formed separately from the tubular body portion (12) and includes a manner for attachment to the tubular body portion (12). The closure retaining element (14) is attached to the tubular body portion (12) adjacent the flange (20) via the manner for attachment.

L'invention porte sur une préforme, son procédé de façonnage et sur un récipient obtenu à l'aide de ladite préforme. Cette dernière comporte un corps tubulaire, (12) présentant une extrémité ouverte (16) et une extrémité fermée (18). Le corps tubulaire (12) comporte une collerette (20) s'étendant vers l'extérieur à proximité de son extrémité ouverte. Un élément de retenue (14), destiné à venir en contact avec le couvercle et moulé séparément du corps tubulaire (12), comporte un moyen de fixation dudit élément (14) au corps tubulaire (12), à proximité de la collerette (20).

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