Two step puncturing and venting of single serve filter cartridge in a beverage brewer
US6606938B2 · kind B2 · utility
271Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 1, 2002 |
| Grant date | Aug 19, 2003 |
| Priority date | — |
| Expiry date | Apr 1, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/0642
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
In a method and apparatus for brewing a beverage from a dry beverage medium contained in a disposable cartridge, the cartridge is initially pierced and vented by a tubular outlet probe, and then pierced by a tubular inlet probe. Heated liquid is admitted to the cartridge interior via the inlet probe for combination with the beverage medium to produce a beverage, and the beverage is extracted from the cartridge via the outlet probe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.