Capsule and system for preparing a beverage from such capsule with a seal member
US11926468B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2018 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Sep 22, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/407
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to a capsule (2) for the preparation of a beverage by extracting the substance in a beverage preparation device, comprising: —an aluminium capsule body (3) with a bottom, a side wall (6) and an outwardly extending flange (7), —a cover (8) attached to the outwardly extending flange (7) and, —a sealing member (9) at the outwardly extending flange (7) for providing a water sealing contact with an enclosing member of the beverage preparation device; wherein the sealing member (9) comprises at least one annular layer of polymeric material positioned on the outwardly extending flange wherein in use in the device, the sealing member is compressed and wherein the outwardly extending flange (7) comprises an annular recess (16) with an annular bottom wall (17), and an inner projecting wall (18) and an outer projecting wall (19), both projecting walls (18, 19) extending in a direction towards the bottom of the capsule body and wherein the annular layer of polymeric material (20) is entirely contained in the annular recess (16).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.