Beverage extraction assembly for extracting a beverage from a particulate substance contained in a cartridge
US7836819B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2005 |
| Grant date | Nov 23, 2010 |
| Priority date | — |
| Expiry date | Jan 19, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/8061
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A cartridge for extracting a beverage from a particulate substance contained therein by means of water under pressure, the cartridge comprising: a main body comprising a cup portion and a lid portion, the cup portion comprising a base, a sidewall and a rim opposed to the base, the lid portion being fixedly attached to the rim of the cup portion so as to define an internal volume of the cartridge, the internal volume of the cartridge housing the particulate substance comprised within filtering means for retaining the particulate substance and for percolating fluid substances therethrough, the lid portion comprising a lid port defining a first passage for percolation fluid substances, the base of the cup portion comprising a cup port defining a second passage for percolation fluid substances, wherein the base comprises a plurality of ridges directly formed thereon and protruding towards the internal volume of the cartridge, so as to support the filtering means and the particulate substance and to define a fine canalization between the filtering means and the cup port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.