Puncturing and venting of single serve beverage filter cartridge
US6708600B2 · kind B2 · utility
167Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 2002 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Apr 1, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/3695
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A liquid inlet probe for piercing the lid of a beverage filter cartridge comprises a cylindrical inner hub surrounded by an enlarged diameter outer sleeve. Support ribs extend radially between and coact with the exterior of the hub and the interior of the sleeve to define a plurality of liquid supply passages. The hub, ribs and sleeve having bevelled lower ends arranged in a truncated conical alignment converging towards the center of the probe to a pointed end projecting downwardly from its lower end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.