System for dispensing short and long coffee beverages
US7798055B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2005 |
| Grant date | Sep 21, 2010 |
| Priority date | — |
| Expiry date | Jan 1, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/4492
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A beverage system for selectively delivering, in a same coffee extraction device, short coffee liquid extracts and long coffee liquid extracts comprising: cartridges containing ground coffee; a receiving device for receiving one cartridge at a time and pumping means or injecting water under pressure in the cartridge; means for opening the cartridge wherein these means comprises retaining means to retain the liquid under pressure in the cartridge and engaging means which engage the retaining means to open the cartridge and deliver the coffee liquid extract; wherein the system comprises at least a first cartridge adapted to deliver a short coffee liquid extract, wherein the system comprises at least a second cartridge which has substantially the same external configuration and shape as the first cartridge so as to be capable of being received in the same receiving device as the first cartridge and which is adapted to deliver a longer coffee liquid extract upon allowing a larger amount of water to flow there trough, wherein the second cartridge for the longer coffee liquid extract is configured so that water flows through it at a higher rate than in the first cartridge during extracti…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.