US 12,240,685 B2
Flexible package for food or beverage preparation having a rigid part
Stephane Pellegrini, Montperreux (FR); Olivier Jean-Michel Martin, Orbe (CH); and Alexey Vishtal, Lausanne (CH)
Assigned to SOCIETE DES PRODUITS NESTLE S.A., Vevey (CH)
Appl. No. 18/006,966
Filed by SOCIETE DES PRODUITS NESTLE S.A., Vevey (CH)
PCT Filed Jun. 24, 2021, PCT No. PCT/EP2021/067328
§ 371(c)(1), (2) Date Jan. 26, 2023,
PCT Pub. No. WO2022/022902, PCT Pub. Date Feb. 3, 2022.
Claims priority of application No. 20188741 (EP), filed on Jul. 30, 2020.
Prior Publication US 2023/0286732 A1, Sep. 14, 2023
Int. Cl. B65D 85/804 (2006.01); B65D 65/42 (2006.01)
CPC B65D 85/8043 (2013.01) [B65D 65/42 (2013.01); B65D 2203/06 (2013.01); B65D 2565/382 (2013.01); B65D 2565/387 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A flexible or semi-flexible closed package for containing an ingredient for preparing an edible product in a food or beverage preparation machine by mixing the ingredient with a mixing fluid injected in the flexible or semi-flexible closed package by the food or beverage preparation machine, the flexible or semi-flexible closed package comprising:
(i) a plurality of flexible or semi-flexible lateral walls that form a flattened package body, and
(ii) a cup-shaped bottom portion adapted for insertion of a fluid injection element of the food or beverage preparation machine,
the flattened package body and the cup-shaped bottom portion being formed from a one-piece elongated primary flat blank sheet made of flexible material folded in a U-shape around a transversal symmetry axis and sealed along lateral and upper edges, wherein the cup-shaped bottom portion is a hollow volume having a concave lower side and convex lateral sides, a profile curvature of the concave lower side being identical to a profile curvature of each of the lateral sides, the one-piece elongated primary flat blank sheet comprising a primary hole that is punched through a thickness of the one-piece elongated primary flat blank sheet, the primary hole being located on the concave lower side of the cup-shaped bottom portion, and wherein the flexible or semi-flexible closed package further comprises:
a secondary thickness reinforcement sheet located at least on an inner surface of the cup-shaped bottom portion of the flexible or semi-flexible closed package, the secondary thickness reinforcement sheet comprising a secondary hole, and
a tertiary thin sheet sandwiched between the flexible or semi-flexible lateral walls of the flexible or semi-flexible closed package and the secondary thickness reinforcement sheet.