Patent ID: 9441495
Filing Date: 2016-09-13
CPC Classification: B64C,F01D,F16D,Y10T

Claim Text:
1. A retaining assembly for a tail rotor system, comprising: a washer including a plurality of splines, the washer being configured to couple to a pitch change shaft; a retaining nut including a self-locking feature and a flange arranged at a first end, the retaining nut being configured to threadably couple to the pitch change shaft such that the flange is in contact with the washer, wherein the flange includes a plurality of first holes configured to at least partially align between the splines of the washer; and a lock plate including a body and a plurality of tabs extending generally perpendicularly from the body and extending exteriorly past an outer periphery of the flange and an outer periphery of the washer, the lock plate being slidably positioned about the pitch change shaft adjacent the flange, wherein the lock plate is operably coupled to the retaining nut and the washer to limit rotational movement thereof about the pitch change shaft.