Refractory metal core wall thickness control
US7306024B2 · kind B2 · utility
12Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 13, 2006 |
| Grant date | Dec 11, 2007 |
| Priority date | — |
| Expiry date | Dec 27, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C21/14
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
In accordance with the present invention, a casting system is provided which broadly comprises a core and a wax die spaced from said core, a refractory metal core having a first end seated within a slot in the core and a second end contacting the wax die for positioning the core relative to the wax die, and the refractory metal core having at least one of a mechanism for providing spring loading when closed in the wax die and a mechanism for mechanically locking the wax die to the core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.