Beverage forming system having liquid delivery tank with expansion chamber
US8667892B2 · kind B2 · utility
35Cited by
11References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2012 |
| Grant date | Mar 11, 2014 |
| Priority date | — |
| Expiry date | May 23, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/54
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A beverage forming method and system employing the introduction of air into the heater tank and/or an expansion chamber after liquid delivery is complete. An expansion chamber may be provided at the top of the heater tank and provide a tortuous flow path from an air inlet to the tank outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.