Appliance and method for preparing a froth from a food liquid
US7669517B2 · kind B2 · utility
24Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 2007 |
| Grant date | Mar 2, 2010 |
| Priority date | — |
| Expiry date | Apr 1, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F33/4535
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Appliance for preparing a froth from a milk-based liquid which includes a tank for receiving liquid that is to be frothed, and in which liquid a rotatable stirrer is positioned, a stand associated with the tank, and a system for driving the stirrer. The stirrer drive system and the stirrer include magnetic elements allowing the stirrer to be rotationally driven magnetically in the tank. At least one disturbance member is also provided to break or prevent symmetric circulation of the liquid about the median vertical axis of the tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.