Safran Aircraft Engines

Margaux Justine Emma Dubois

Erwan Pierre Antoine Perse

Nelson Caetano

Valentine Lucette Bader

Alexandre Christophe Adrien Demoulin

Jean-Pierre Trzebski

The invention relates to the field of support interfaces, and in particular to such a support interface () for an engine casing () and comprising a coupling part (), a first plurality of bolts (), and a plurality of pegs (). The coupling part () has an outer face () presenting a cavity () suitable for receiving a support arm (), and an inner face () suitable for being mounted on an outer face () of the engine casing (), together with a first plurality of orifices () between the outer face () and the inner face () of the coupling part (). Each bolt () has a threaded shank () received in an orifice () of the first plurality of orifices (), and a head () suitable for bearing against the outer face () of the coupling part (). Each peg () has a threaded orifice () in which the threaded shank () of one of the bolts () of the first plurality of bolts () is engaged through a first end of the peg (), each peg having a second end that is enlarged and suitable for bearing against an inner face () of the engine casing ().

Support interface and device for an engine casing

The invention relates to a method for manufacturing a turbine engine casing (), characterized in that said method includes the steps of: manufacturing (E) a plurality of sectors (), at least one portion of the sectors () being manufactured by casting and including, on the surface thereof, fastening elements () produced during the casting step, assembly bands () being produced at the ends of the sectors () during the step of manufacturing the sectors () by casting, by means of which the sectors () can be assembled; and assembling (E) the sectors () end-to-end such as to form a ring () of the casing (). The invention also relates to a turbine engine casing ().

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Moissy-Cramayel, France

Margaux Justine Emma Dubois