Hollow structural rod and production method thereof

Details Hollow structural rod and production method thereof Hollow structural rod and production method thereof

F - Mech Eng,Light,Heat,Weapons

16

C

F16C 7/02 (2006.01) F01L 1/14 (2006.01)

Patent

CA 2603427

The invention relates to a hollow structural rod (1) comprising a first end piece (8a), a second end piece (8b) and a main hollow section (10) which is located between said two ends pieces. According to the invention, the rod includes first and second rod elements (2a, 2b) which are solidly connected to one another, each of said elements comprising respectively a first hollow body (6a) which is integral with the first end piece and a second hollow body (6b) which is integral with the second end piece. Said first and second elements are connected by means of a joint (4) at the mid-length of the rod and are preferably produced by means of flow turning. The invention is particularly suitable for a mounting system that is intended to be disposed between an aircraft engine pylon and an engine.

L'invention se rapporte à une bielle structurale creuse (1) comprenant un premier embout (8a) , un second embout (8b) ainsi qu'une portion principale creuse (10) située entre les deux embouts. Selon l'invention, elle comprend un premier et un second éléments de bielle (2a, 2b) raccordés solidairement l'un à l'autre et présentant respectivement un premier corps creux (6a) réalisé d'un seul tenant avec le premier embout ainsi qu'un second corps creux (6b) réalisé d'un seul tenant avec le second embout, les premier et second éléments étant raccordés par l'intermédiaire d'une jonction (4) située à mi-longueur de la bielle, et étant de préférence réalisés par f luotournage . Application particulière à un système de montage destiné à être interposé entre un mât d'accrochage de moteur d'aéronef et un moteur.

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