Safran Aircraft Engines

Arnaud Martine

Nicolas Daniel Delaporte

Antoine Giguet

Vincent Goyon

Pierre Marie Mulheim

Adeline Isabelle Anne-Marie Houssaye

A foil for a turbomachine rotor blade, configured to be mounted on a root of the rotor blade and including an embossment located in a lower surface of the foil and forming, in the lower surface of the foil, a convex protrusion capable of being inserted into a housing formed in a lower face of the blade root.

Foil, assembly for a turbomachine rotor and turbomachine

A foil and a root of a blade of a turbomachine rotor and includes a base, two side limbs that are connected to each other by the base, at least the first limb includes at least one recess including at least two folds in two different directions, the recess being capable of engaging with a notch provided in the root of the blade to ensure the foil is longitudinally retained relative to the root of the blade at least in a longitudinal direction.

Foil, rotor blade, assembly for a turbomachine rotor and rotor

A method for checking the tightening tension of at least one fastening bolt for fastening at least two aeronautical parts, wherein it includes the steps of mounting a centering device on a head of a screw of the bolt, the centering device including an aperture aligned with an axis of the screw; engaging one end of a sensor in the aperture of the device until this end is in contact with the head of the screw; checking at least one physical parameter of the bolt by the sensor, this parameter being representative of the tightening tension of the bolt; then removing the centering device.

Growing community of inventors

Moissy-Cramayel, France

Arnaud Martine