Method and apparatus for dispensing a beverage
US4076145A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 9, 1976 |
| Grant date | Feb 28, 1978 |
| Priority date | — |
| Expiry date | Aug 9, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB67D1/0027
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Apparatus for mixing and dispensing a beverage has a mixing head, a water line having a partially restricted outlet for backing up water pressure, a concentrate chamber having a diaphragm, a bypass line from the water line to the chamber for bypassing water from the water line against the diaphragm and forcing concentrate to the mixing head, an open drain in the bypass line for exhausting water from the concentrate chamber, and a self-actuatable valve in the drain for closing the drain during dispensing; also disclosed is a method of mixing and dispensing a beverage in which pressurized water is first used to propel concentrate and then exhausted out a drain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.