Domestic coffee maker
US4467707A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 29, 1983 |
| Grant date | Aug 28, 1984 |
| Priority date | — |
| Expiry date | Mar 29, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/0621
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A domestic coffee maker has a water reservoir and a water heater housed in the casing, and tubes for feeding water from the reservoir to the heater, and for feeding hot water to a discharge spout. The spout is arranged above a filter for holding ground coffee in a filter cone, and at the bottom of the filter there is an outflow aperture. A coffee jug is arranged to be supported on the casing to receive coffee flowing from the outflow aperture. A closure valve is provided for the outflow aperture and comprises a stopper carried on a pivotally mounted arm. The arm is displaceable by an opening lever mounted to be movable relative to the casing upon the removal from and positioning of the jug on the casing. When the jug is removed the opening lever displaces the arm such that the outflow aperture is closed by the jug. A manually operable lever is mounted for movement relative to the casing between two positions and is arranged to control the movement of the arm such that the stopper is movable to a small opening position in which it remains partly engaged in the outflow aperture or to a large opening position in which it is moved away from said aperture dependent upon the position of …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.