Patent ID: 7189058
Filing Date: 2007-03-13
Classification: F01D,F05D

Abstract:
1. A fluid flow engine comprising: a housing having an exit channel; a turbine in the housing; a guiding grid in the housing and having a ring of guiding vanes around an axis; and a support ring to which the ring of guiding vanes is mounted round the axis, the support ring being inserted into the housing, wherein the support ring is fastened to the housing by a fastening device that allows movement of the support ring in a radial direction, wherein the fastening device comprises a recess in a radially outer wall of the support ring, a groove in a radial opposite wall of the housing, and an insert between the recess and the groove to allow for movement of the support ring in the radial direction, wherein the insert has a radial outer tapering surface for engaging the groove, and wherein the groove has an inclined surface for engaging the insert.