Sealed cartridge for the preparation of a beverage

Details Sealed cartridge for the preparation of a beverage Sealed cartridge for the preparation of a beverage

B - Operations, Transporting

65

D

B65D 81/34 (2006.01) A47J 31/06 (2006.01) A47J 31/44 (2006.01) B65D 1/32 (2006.01) B65D 17/00 (2006.01) B65D 35/10 (2006.01) B65D 43/02 (2006.01) B65D 75/58 (2006.01) B65D 77/30 (2006.01) B65D 85/72 (2006.01)

Patent

CA 2067515

The invention relates to a sealed cartridge which is intended to be extracted under pressure and which contains a substance (3) for the preparation of a beverage, comprising a cup (2) with an upper face, a substantially frusto-conical lateral wall and a lower face (4) larger in diameter than the upper face, in which the lower face is a cover welded to the periphery of the lower lip of the cup and is made of a flexible material impermeable to oxygen selected from the group consisting of aluminium, an aluminium/plastic composite, an aluminium/plastic/paper composite, a pure plastic or a multilayer plastic.

Cartouche scellée contenant une substance (3), devant être extraite sous pression, servant à la préparation d'une boisson. Elle comprend un godet (2) présentant une face supérieure, une paroi latérale essentiellement tronconique ainsi qu'une face inférieure (4) d'un diamètre supérieur à celui de la face supérieure. La face inférieure s'avère un couvercle, soudé sur le pourtour de la lèvre inférieure du godet, d'un matériau souple étanche à l'oxygène faisant partie d'un groupe composé d'aluminium, d'un composite d'aluminium-plastique, d'un composite d'aluminium-plastique-papier, de plastique pur ou de plastique multicouche.

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