Plug structure for liquid container
US6702137B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2001 |
| Grant date | Mar 9, 2004 |
| Priority date | — |
| Expiry date | Apr 4, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J41/028
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A plug for a liquid container comprises an outer plug, an inner plug and a fixing device. The outer plug is substantially a cylinder shape with a bottom wall and detachably installed onto a liquid container, wherein a liquid passage hole is penetrated through the bottom wall, and a liquid passage is formed between the bottom wall and an upper opening of the outer plug body. The inner plug is pivotally connected to the outer plug through a hinge, wherein the inner plug further comprises a liquid inlet seal member for sealing the liquid passage hole and a liquid outlet seal member for sealing an inner wall near the upper opening of the outer plug. The fixing device is used for fixing the inner plug onto the outer plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.