Process for manufacturing a part made of composite material that comprises at least one radius of curvature

US9050758B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9050758-B2
Application numberUS-201213420986-A
CountryUS
Kind codeB2
Filing dateMar 15, 2012
Priority dateMar 16, 2011
Publication dateJun 9, 2015
Grant dateJun 9, 2015

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Abstract

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A process for the production of a part made of composite material including at least one radius of curvature, includes a stage for deposition of pre-impregnated fiber layers ( 24 ) on a device ( 22 ) of convex shape on one another and for compacting the layers, characterized in that localized and repeated forces are applied in such a way as to cover the zone of the radius of curvature, at a given instant the forces being applied on a zone that is less than half of the zone of the radius of curvature, so as to compact the fiber layers ( 24 ) locally during the deposition stage.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method of producing a part made of composite material having at least one radius of curvature, the method comprising: depositing pre-impregnated fiber layers on one another on a device having a convex shape on and compacting the layers by applying localized and repeated forces by successively passing a point support perpendicular to the radius of curvature over portions of an entire zone of the radius of curvature at different angles to cover the ent…

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What does patent US9050758B2 cover?
A process for the production of a part made of composite material including at least one radius of curvature, includes a stage for deposition of pre-impregnated fiber layers ( 24 ) on a device ( 22 ) of convex shape on one another and for compacting the layers, characterized in that localized and repeated forces are applied in such a way as to cover the zone of the radius of curvature, at a giv…
Who is the assignee on this patent?
De Mattia Denis, Boyeldieu Aurelien, Airbus Operations Sas
What technology area does this patent fall under?
Primary CPC classification B29C70/342. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Jun 09 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).