Patent ID: 8979502
Filing Date: 2015-03-17
Classification: F01D,Y10T

Abstract:
1. A rotor retaining system for a rotor assembly of a gas turbine engine, the rotor assembly including a shaft, a rotor disc mounted on the shaft, a plurality of blades extending radially from the rotor disc and a cover plate attached to a side of the rotor disc, the rotor retaining system comprising: a first retaining nut threadingly engaging the shaft and retaining the rotor disc in position on the shaft; a second retaining nut disposed around the first retaining nut, threadingly engaging the rotor disc and retaining the cover plate in position relative to the rotor disc; a washer engaging both the first and second retaining nuts to interlock one retaining nut relative to another to impede relative rotation between first and second retaining nuts; and a wire removably engaging one of the first and second retaining nuts and disposed axially adjacent to the washer to retain the washer in position.