US 12,214,955 B2
Capsule, system and method for preparing a beverage
Glen Andrew Oliver, Banbury (GB)
Assigned to KONINKLIJKE DOUWE EGBERTS B.V., Utrecht (NL)
Appl. No. 16/340,090
Filed by KONINKLIJKE DOUWE EGBERTS B.V., Utrecht (NL)
PCT Filed Oct. 6, 2017, PCT No. PCT/NL2017/050662
§ 371(c)(1), (2) Date Apr. 5, 2019,
PCT Pub. No. WO2018/067012, PCT Pub. Date Apr. 12, 2018.
Claims priority of application No. 2017587 (NL), filed on Oct. 7, 2016.
Prior Publication US 2020/0047985 A1, Feb. 13, 2020
Int. Cl. B65D 85/804 (2006.01); A23F 5/26 (2006.01); A47J 31/36 (2006.01); A47J 31/40 (2006.01)
CPC B65D 85/8046 (2013.01) [A23F 5/262 (2013.01); A47J 31/3628 (2013.01); A47J 31/3633 (2013.01); A47J 31/407 (2013.01); B65D 85/8061 (2020.05)] 8 Claims
OG exemplary drawing
 
1. A capsule comprising:
a capsule body having a bottom, a side wall, an end opposite of the bottom and a flange extending outwardly from the side wall and around the open end; and
a cover attached to the outwardly extending flange, the cover closing off the end of the capsule body opposite of the bottom;
the capsule body and the cover bounding a capsule chamber, the capsule chamber containing:
a substance constituted by a mass of loose, solid particles, for the preparation of a potable beverage by extracting and/or dissolving the substance by means of supplying a fluid under pressure into the capsule, and
a screen comprising a material impermeable to said particles, said screen being positioned between said substance and said bottom and attached to said capsule body;
wherein said screen is attached to said capsule body in such a manner that the screen releases from the capsule body during brewing,
wherein the screen is arranged to move away from the centre area of the bottom under influence of piercing elements by means of which, in use, openings are pierced in the bottom of the capsule for injecting fluid into the capsule and/or under influence of fluid injected via openings in the bottom which openings are created by piercing means wherein the screen is attached by at least one attachment, said attachment being arranged for tearing apart during brewing; and wherein the attachment constitutes at least one attachment zone, that is elongated in a radial direction and has a most inward end radially spaced from a central axis of the capsule.