Coffee-making machine with semi-external high voltage halogen or infra red heating element
US8661967B2 · kind B2 · utility
8Cited by
8References
17Claims
0Family size
Inventor
Key dates
| Filing date | Mar 7, 2011 |
| Grant date | Mar 4, 2014 |
| Priority date | — |
| Expiry date | Mar 20, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49083
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An espresso making machine has a short wave heating element, selected from a halogen lamp and an infra red lamp, that is semi-external. The heating element is inside the water tank yet not exposed to water since it is encased in a heat conducting sleeve that crosses the water tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.