Can plastic lid having a tamper evident portion

Details Can plastic lid having a tamper evident portion Can plastic lid having a tamper evident portion

B - Operations, Transporting

65

D

B65D 43/02 (2006.01)

Patent

CA 2533194

An improvement in a plastic lid for a can of the type which comprises a tubular body (10) having an upper end (13) carrying a seat (16) for the lid (20) which comprises a sealing portion (21) provided with an external edge (21b) and a tamper evident portion (25) comprising a lower skirt (25a), to be seated around part of the upper end (13) of the tubular body (10) and which is incorporated, to the external edge (21b) of the sealing portion (21b), through bridges (26) which are broken upon the first opening of the lid (20). The bridges (26) are axially disposed around a circumferential extension of the upper end (13) of the tubular body (10), in order to connect an upper edge (25b) of the lower skirt (25a) with the external edge (21b) of the sealing portion (21) in points which are angularly spaced apart.

L'invention concerne une amélioration relative a un couvercle de boîte en plastique, qui comprend un corps tubulaire (10) possédant une extrémité supérieure (13) transportant un siège (16) pour le couvercle (20) qui comprend une partie de scellement (21) pourvue d'un bord externe (21b) et une partie de garantie (25) comprenant une jupe inférieure (25a), destinée à être posée autour de l'extrémité supérieure (13) du corps tubulaire (10) et intégrée au bord externe (21b) de la partie de scellement (21b), par le biais de parties de connexion (26) qui sont cassées à la première ouverture du couvercle (20). Les parties de connexion (26) sont disposées axialement autour d'une saillie circulaire de l'extrémité supérieure (13) du corps tubulaire (10), de manière à connecter un bord supérieur (25b) de la jupe inférieure (25a) avec le bord extérieur (21b) de la partie de scellement (21) dans des points qui sont décalés de façon angulaire.

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