Installation of waterjet vent holes into vertical walls of cavity-back airfoils
US10828718B2 · kind B2 · utility
1Cited by
25References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 14, 2018 |
| Grant date | Nov 10, 2020 |
| Priority date | — |
| Expiry date | Feb 8, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of manufacturing an airfoil includes creating a plurality of cavities separated by a plurality of internal ribs in an airfoil forging. At least one hole is drilled in at least one of the plurality of internal ribs with a waterjet drilling tool. At least one hole extends perpendicularly to a wall of the rib.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.