Patent ID: 7675211
Filing Date: 2010-03-09
Classification: F03D,F16C,Y02E,Y10T

Abstract:
1. A method of assembling a rotor shaft assembly, said method comprising: forming a first assembly extending about a rotor shaft; forming a second assembly extending about the first assembly to form a self-aligning bearing seat substantially circumscribing the rotor shaft, the second assembly comprising a front socket and a back socket; creating an interface defined between the first assembly and the second assembly, wherein the interface substantially circumscribes the rotor shaft; and positioning an anti-friction insert at the interface defined between the first assembly and the second assembly, wherein the anti-friction insert substantially circumscribes the rotor shaft, and the anti-friction insert comprises a front anti-friction insert corresponding to the front socket and a back anti-friction insert corresponding to the back socket.