Pour spout
US4802610A · kind A · utility
31Cited by
14References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 1988 |
| Grant date | Feb 7, 1989 |
| Priority date | — |
| Expiry date | May 16, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86332
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
This invention provides an improved manually operable pour spout for use with a container of liquid, which is accomplished by a manually operable pour spout which is engageable with an opening of a container for dispensing liquid from the container and which has a valve body portion which acts as a sleeve about a conduit having a pouring orifice therein and which provides both opening of the spout and of a vent therein when in a up position and for the closing of both when in a down position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.