Stopper throttling system
US4196829A · kind A · utility
4Cited by
2References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 1978 |
| Grant date | Apr 8, 1980 |
| Priority date | — |
| Expiry date | Jul 7, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/165
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A stopper valve actuating mechanism for a bottom pour casting container including an adjustable limit motion connection within the lever train which allows for a finer control of the pour of the molten metal. The adjustable limit stop connection comprises a piston and cylinder arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.