Coffee maker
US4300442A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 28, 1980 |
| Grant date | Nov 17, 1981 |
| Priority date | — |
| Expiry date | Apr 28, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/44
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A coffee making machine comprising a thin-walled molded plastic shell-like housing with a two-piece molded core of heat insulating foam plastic slidably engaged in the housing; said machine includes a water supply unit including a tank with an electric heater means related to it, a hot water dispensing means communicating with the tank, a dehydrated granular coffee concentrate metering and dispensing unit and a coffee concentrate and hot water receiving and mixing unit with a coffee dispensing duct; said core has openings to cooperatively receive said water supply unit, water dispensing means and said concentrate metering and dispensing unit; said housing has openings to facilitate engagement of the core and means within the core therein and to provide access thereto; said housing has means to releasably receive and hold said mixing unit to receive water and concentrate from the water dispensing means and the dispensing unit and to deliver coffee into a drinking receptacle related to the machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.