Patent ID: 9062687
Filing Date: 2015-06-23
Classification: F01D,F04D,F05D,Y02T

Abstract:
1. An axial compressor, comprising: a rotor; a stator; and several blades attached to the stator at a base section and linked to a ferrule at a section opposing the base section, the ferrule being fastened to the stator by the blades; wherein the rotor rotates within the stator; and wherein the ferrule is configured to extend around a periphery of the rotor, wherein the ferrule has a first segment having a curvature of a suction surface of one of the blades, and a second segment having a curvature of a pressure surface of the blade; wherein the first segment and the second segment are joined together and secured to the blade by an elastomeric material adhered to the blade, the first segment and the second segment; wherein each of the first and second segments has a plurality of openings arranged at regular distances and distinct from the curvatures, each opening receiving the end of one of the blades.