Part of a turbomachine comprising a washer cooperating with a counterbore
AssigneeSafran Aircraft Engines
InventorsRomain Nicolas LAGARDE, Marie-Charline Stephanie CHARBONNIER, Jean-Marc Claude PERROLLAZ
Life of this patent
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Abstract
The invention concerns a part of a turbomachine, including an element having a first aerodynamic surface including a counterbore at the bottom of which is provided a mounting hole of a fastening screw of the part, and a washer configured to be accommodate into the counterbore and intended to serve as a support for a head of the fastening screw, wherein the washer has an asymmetry of revolution about a screwing axis and is engaged by shape complementarity in the counterbore, and in that the washer includes a second aerodynamic surface extending in the continuity of the first surface.
Claims12
A part of a turbomachine, comprising an element having a first aerodynamic surface comprising a counterbore at the bottom of which is provided a mounting hole of a fastening screw of the part, and a washer configured to be accommodate into the counterbore and intended to serve as a support for a head of said fastening screw, wherein the washer has an asymmetry of revolution about a screwing axis and is engaged by shape complementarity in said counterbore, and in that the washer comprises a second aerodynamic surface extending in the continuity of said first surface.
Dependencies are inferred from the claim text.