Patent ID: 9410443
Filing Date: 2016-08-09
CPC Classification: F01D,F04D,F05D,F16C

Claim Text:
1. A variable vane damping assembly, comprising: an inner bushing that is bondable to a variable vane; and an outer bushing that is bondable to the inner bushing, wherein the inner bushing comprises an elastomeric material, wherein the inner bushing and the outer bushing are configured to rotate together with the variable vane, wherein the inner bushing and the outer bushing are both cylindrical, wherein the inner bushing and the outer bushing have a cylindrical cross-section, and the inner bushing and the outer bushing have a uniform diameter along an entire axial length of the inner bushing and the outer bushing and wherein the inner bushing is bonded to a trunnion of the variable vane.