Integrated casting core-shell structure for making cast component with novel cooling hole architecture
US11130170B2 · kind B2 · utility
3Cited by
15References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 2, 2018 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Oct 30, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/607
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Integrated core-shell investment casting molds that provide tongue or groove structures corresponding, respectively, to groove or tongue structures in the surface of the turbine blade or stator vane, including in locations that are otherwise inaccessible provide a pathway to restrict cooling flow between turbine blades to the flowpath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.