Tea pot with internal valve
US8479642B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Aug 2, 2010 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Nov 29, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/10
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A tea pot includes a lower container assembly comprising an internally threaded open top, a releasable bottom, and a diaphragm for dividing space of the lower container assembly into a lower beverage chamber and an upper passage chamber, the diaphragm having holes for communicating the beverage chamber with the passage chamber and an annular flange projecting into the passage chamber; and an upper container assembly comprising an externally threaded lower portion secured to the top of the lower container assembly, a releasable top, a bottom dividing the upper container assembly into upper ingredient chamber and lower passageway chamber, a cylindrical channel integrally formed with the bottom of the upper container assembly and projecting into the passageway chamber, and an annular gasket put on the channel and blocking the holes when the upper and lower container assemblies are threadedly secured together; and a strainer in the ingredient chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.