Patent ID: 9683581
Date: 2017-06-20
CPC Classifications: F01D,F04D,F05D,Y02T,Y10T

Claim:
1. A stator assembly for a rotary machine having a rotor arranged to rotate about an axis in use, the stator assembly comprising: a circumferential support member arranged about said axis; and a plurality of elements extending in a substantially radial direction from the circumferential support member, one or more of said plurality of elements having a platform at an end thereof for engagement with the circumferential support member, wherein the one or more of said plurality of elements each comprise a hollow internal cavity having an opening through said platform at the end of the one or more of said plurality of elements, said internal cavity being filled with a vibration damping material, and wherein the opening comprises a first opening in a first platform at a first end of the one or more of said plurality of elements, the one or more of said plurality of elements comprising a further platform at a second end thereof, wherein a further opening is provided in the further platform such that the vibration damping material extends through the entire length of the one or more of said plurality of elements between the first and further openings.