Variable flow spray system
US7228066B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 30, 2002 |
| Grant date | Jun 5, 2007 |
| Priority date | — |
| Expiry date | Nov 25, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/461
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An improved method and apparatus for brewing a brewing substance. The apparatus including a liquid conduit (18) for supplying a brewing liquid, a liquid permeable container (28) for retaining the brewing substance and allowing the brewed liquid to pass through, a spray member (20) for delivering the brewing liquid from the liquid conduit to a brewing substance and discharging the brewing liquid into the liquid permeable container, a liquid flow modifier (52) for varying the flow rate of liquid at the spray member, and a control member (44) operably connected to the liquid flow modifying member for causing the liquid flow modifying member to vary the liquid flow rate. The alteration of the discharge of the liquid from at least a first spray pattern to at least a second spray pattern facilitating mixing of the brewing liquid and brewing substance within the liquid permeable container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.