US 12,264,004 B2
Liquid container
Jean-Christophe Doux, Paris (FR); and Anas Binebine, Paris (FR)
Assigned to FLEXIKEG SAS, Paris (FR)
Appl. No. 17/259,960
Filed by FLEXIKEG SAS, Paris (FR)
PCT Filed Jul. 18, 2019, PCT No. PCT/EP2019/069431
§ 371(c)(1), (2) Date Jan. 13, 2021,
PCT Pub. No. WO2020/020752, PCT Pub. Date Jan. 30, 2020.
Claims priority of application No. 1870874 (FR), filed on Jul. 27, 2018.
Prior Publication US 2021/0309436 A1, Oct. 7, 2021
Int. Cl. B65D 75/52 (2006.01); B65D 30/24 (2006.01); B65D 77/04 (2006.01); B65D 81/20 (2006.01); B65D 85/72 (2006.01)
CPC B65D 81/2061 (2013.01) [B65D 31/14 (2013.01); B65D 77/04 (2013.01); B65D 85/72 (2013.01); B65D 2577/042 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A liquid container comprising:
a first storage level configured to store the liquid; and
a second pressurization level configured to receive a gas in order to keep the first storage level under pressure,
wherein the first storage level and the second pressurization level can be stored flat with a thickness of less than 5 cm when empty of gasified liquid and gas,
wherein the container further comprising, an envelope configured to maintain the first storage level and the second pressurization level in a maximum volume, said envelope being configured to be stored flat with a thickness of less than 5 cm,
wherein the first storage level has a first pouch with a first non-return connection part,
wherein the first connection part comprises:
a first connector body,
a first base configured to move inside the first connector body,
a non-waterproof first stop included within the first connector body to limit the movement of the first base in a first direction of the first connector body, and
a first waterproof shoulder included within the first connector body to limit movement of the first base in a second direction of the first connector body and to prevent fluid return from the first pouch, and
a first connector configured to connect to a third connection part of a fluid injection and/or extraction system.