Assembly comprising a capsule intended to receive a substance for preparing a beverage, and a film lid
AssigneeBrain Corporation
InventorOlivier Brivois
Life of this patent
Estimating the term…
Abstract
An assembly including a capsule intended to receive a substance for preparing a beverage, and a film lid intended to cover the opening (5) of the capsule after it has been filled with the substance, the film lid having at least one external layer and one internal layer that are joined together, the layers being made of a fibrous material, each having an area density and an oxygen transmission rate, the area density of the external layer being lower than the area density of the internal layer, the oxygen transmission rate of the internal layer being lower than the oxygen transmission rate of the external layer.
Claims15
An assembly comprising a capsule intended to receive a substance for preparing a beverage, said capsule comprising a body having a side wall bordered on either side by a bottom and by a rim surrounding an opening of said body, said assembly comprising a film lid intended to be associated with the rim in order to cover the opening after loading the substance in the capsule, the film lid having at least one external layer intended to be disposed opposite to the opening and an internal layer intended to be disposed between the rim and the external layer, said layers being associated on each other, said assembly being characterised in that the layers are made of fibrous material, each having an area density and an oxygen transmission rate, the area density of the external layer being lower than the area density of the internal layer, the oxygen transmission rate of the internal layer being lower than the oxygen transmission rate of the external layer.
Dependencies are inferred from the claim text.