Mounting expendable core in die cast die
US5392841A · kind A · utility
5Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1994 |
| Grant date | Feb 28, 1995 |
| Priority date | — |
| Expiry date | Jun 10, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C9/108
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An expendable core is positioned in the molding cavity of a die casting die including hollow mounting pins affixed to the die which mate with recesses formed in the expendable core. Vacuum applied to the recesses through the hollow mounting pins anchors the core in the die cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.