Main valve and seat for use in filling containers to a predetermined level
US5048557A · kind A · utility
9Cited by
10References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 17, 1990 |
| Grant date | Sep 17, 1991 |
| Priority date | — |
| Expiry date | Jul 17, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7374
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An improved apparatus used in a system for filling containers with a required liquid to a predetermined level are disclosed. The apparatus includes an improved main valve means for controlling the flow of liquid through the apparatus and into the container. This improved main valve means includes an improved main valve, an improved main valve seat, and a main valve support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.