Espresso coffee machine and method for dispensing an espresso coffee
US10687660B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2016 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Oct 20, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/5255
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A machine for preparing and dispensing an espresso coffee including: a water supply (1) for feeding cold water; a dispensing group (19) and a corresponding coffee boiler (18); a coffee pump (7) which receives heated water and pumps said heated water towards said coffee boiler (18); a flow meter (9) arranged between said coffee pump (7) and said coffee boiler (18) for measuring an instantaneous water flow rate, i.e., the volume of water that passes from said coffee pump to said coffee boiler per unit of time; a memory for storing at least one pressure profile, wherein said coffee pump (7) is configured to operate according to said pressure profile during coffee dispensing; and a control unit (15) which stops dispensing of coffee based on a measurement of water flow calculated from starting time of the dispensing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.