Mixing lid including a pouring device for containers used on stirring machines
US5358153A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1991 |
| Grant date | Oct 25, 1994 |
| Priority date | — |
| Expiry date | Dec 30, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S366/605
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A mixing lid with a pouring device for containers used on stirring machines includes an integral one piece slidable closure for a pouring spout and has a first rearward opened pouring position and a second forward closed sealed position. A removably secured front slide closure plate is provided for closing the spout in the second forward closed position. The slidable closure includes a rear rocker engagement member. An operating lever has front and rear ends and is pivotally mounted on the lid intermediate the ends thereof. The lever includes manual press portion on the rear end and a rocker on the front end engageable with the rocker engagement member. A retaining spring engageable with the integral one piece slidable closure and the removably secured front slidable closure plate is provided for maintaining the removably secured slidable closure plate in contact with the pouring spout when the integral one piece slidable closure is in the first and second positions. A tension spring connects the lid with the integral one piece slidable closure for maintaining the one piece slidable closure in the second closed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.