Impregnation clamping mandrel for making gas turbine casings made of composite material
US9452562B2 · kind B2 · utility
1Cited by
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8Claims
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Assignee
Inventors
Key dates
| Filing date | Oct 17, 2012 |
| Grant date | Sep 27, 2016 |
| Priority date | — |
| Expiry date | Feb 11, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7504
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An impregnation mandrel for production of gas turbine casings made from composite material, the mandrel including: an annular wall with a profile of an outer surface that corresponds to that of an internal surface of the casing to be produced; two side plates, with profiles that correspond to those of external casing flanges to be produced; and a removable device for clamping a layer having a fibrous texture, which is wound around the mandrel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.