Drinking receptacle covers
US6079589A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1999 |
| Grant date | Jun 27, 2000 |
| Priority date | — |
| Expiry date | Mar 2, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D47/147
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A drinking receptacle cover to be removably applied to an opening of a receptacle main body. This cover has on its top plate a drinking spout which can be shut off and a negative pressure relief valve. The spout contains a drinking spout main body which protrudes from the top plate and has a channel; a drinking spout portion which is fitted on the drinking spout main body to be shiftable in the axial direction so as to open and close the channel; and a drinking spout cap which can be removably applied to the drinking spout portion; and the channel can be opened and closed by the shift of the drinking spout portion which occurs with fitting and removal of the drinking spout cap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.