Ingredient capsule for beverage preparation
US9938074B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 1, 2013 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | May 1, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/8043
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Capsule (9) for use in a beverage preparation machine (1), said capsule comprising side (10), bottom (12) and top (11) walls defining a closed chamber, said chamber containing an ingredient to be dissolved and/or extracted by a fluid injected under pressure within said capsule, said fluid being provided through an injection element (20) of the machine that is able to pierce an injection wall of the chamber, said capsule further comprising a beverage dispensing wall able to open for releasing a beverage prepared from said ingredient and said fluid, said capsule comprising a separating wall (14) within the chamber that separates, in a leak-tight manner:—an ingredient-containing compartment (15), and—a fluid injection compartment (16), said separating wall (14) comprising a one-way valve (17) able to let fluid under pressure flow only from the injection compartment (16) towards the ingredient-containing compartment (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.