US 12,240,663 B2
Closure
Fabian Christmann, Gelterkinden (CH); Manuel Laurice Borer, Diepflingen (CH); Daniel Christian Fässler, Ibach (CH); and Oliver Philippe Feusi, Brienz (CH)
Assigned to IRISgo AG, Horw (CH)
Appl. No. 17/910,121
Filed by IRISgo AG, Horw (CH)
PCT Filed Mar. 19, 2021, PCT No. PCT/EP2021/057059
§ 371(c)(1), (2) Date Sep. 8, 2022,
PCT Pub. No. WO2021/186018, PCT Pub. Date Sep. 23, 2021.
Claims priority of application No. 00327/20 (CH), filed on Mar. 19, 2020.
Prior Publication US 2023/0312192 A1, Oct. 5, 2023
Int. Cl. B65D 47/20 (2006.01); A47G 19/22 (2006.01); B65D 41/04 (2006.01); B65D 47/32 (2006.01); F16K 7/08 (2006.01)
CPC B65D 47/2037 (2013.01) [A47G 19/2266 (2013.01); B65D 41/0492 (2013.01); B65D 47/32 (2013.01); F16K 7/08 (2013.01); B65D 2205/00 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A closure for a container, comprising:
a. a ring-shaped base element extending around a longitudinal axis and having a first through opening,
b. a ring-shaped rotary element with a second through opening, the ring-shaped rotary element being operatively connected to the base element and rotatable relative to the base element about the longitudinal axis, wherein the rotary element is displaceable relative to the base element in the direction of the longitudinal axis, and
c. at least one closing element having a first end and a second end, wherein
i. the at least one closing element is operatively connected at the first end to the base element and at the second end to the rotary element, and wherein
ii. a closure opening defined by the at least one closing element is radially constrictable by a displacement of the second end in relation to the first end, and wherein
iii. a movable region of the at least one closing element defined by the first end and the second end of the at least one closing element, is arranged inside the first and/or the second through opening; and
d. at least one ventilation channel for pressure equalization in a membrane interspace.