Turbomachine blades or vanes having complementary even/odd geometry
US9045992B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 7, 2012 |
| Grant date | Jun 2, 2015 |
| Priority date | — |
| Expiry date | Jun 5, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49337
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A turbomachine blade made of composite material including a fiber reinforcement obtained by three-dimensional weaving of yarns and densified by a matrix, includes a first portion constituting an airfoil and a blade root. The first portion constitutes a single part with at least one second portion constituting a blade inner platform, the blade then lacking a blade anti-tilting wall, or a blade anti-tilting wall, the blade then lacking a blade inner platform. The first portion also constitutes a single part with at least one third portion constituting a blade outer platform spoiler plate, the blade then lacking a blade outer platform wiper plate, or a blade outer platform wiper plate, the blade then lacking a blade outer platform spoiler plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.