Tea pot with check valve
US8516949B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Aug 2, 2010 |
| Grant date | Aug 27, 2013 |
| Priority date | — |
| Expiry date | Dec 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J31/20
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A tea pot includes an upper container assembly comprising a releasable top, an open bottom, a beverage chamber, and a funnel in the beverage chamber; a check valve comprising a cylindrical seat comprising a bossed hole having a conical top surface, an opening spaced from the hole and being sealingly aligned with a stem of the funnel, and guide slots on an annular surface of the seat; a conical valve unit comprising a stepped-diameter tunnel, the valve unit being seated upon the seat; and a sliding assembly comprising a body, periphery tabs slidably received in the guide slots, and a top shaft including grooves, and a cylindrical top projection fasten in the tunnel wherein the shaft is slidably inserted into the hole in an assembled state; and a lower container assembly comprising releasable top and bottom, a lower ingredient chamber, and an intermediate strainer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.