Patent Number: 6,296,442

Title: Turbomachine stator vane set

Abstract: A turbomachine stator vane set includes a ring of vanes having platforms arranged in a housing formed on an outer shell. The bottom of the housing has a non-planar surface which is spherical or cylindrical with a radius of curvature R, and the cooperating surface of the platforms has a corresponding non-planar surface which is spherical or cylindrical with a larger radius of curvature R+.DELTA.R prior to fitting and which is reduced to the radius R under stress, by the action of fastening rivets used to assemble the vane platforms with the outer shell.

Inventors: Tran; Hung Quac (Milmort, BE)

Assignee: Techspace Aero

International Classification: F01D 9/04 (20060101); F01D 009/04 ()

Expiration Date: 10/02/2018