Patent ID: 8366365

Claim:
A fastener assembly comprising: a threaded bolt including at least one longitudinal groove; and a locking nut assembly comprising: a nut adapted to threadingly engage the bolt, the nut including a threaded bore dimensioned to receive the bolt, a counterbore axially aligned with the threaded bore and a plurality of teeth formed on a recessed face that is normal to a longitudinal axis of the nut, each tooth for the nut being disposed at a negative rake angle; a locking ring adapted to engage the bolt and the nut and dimensioned to be at least partially received in the counterbore, the locking ring including at least one inwardly protruding tab dimensioned to be received by the at least one longitudinal groove and a plurality of teeth formed on a face that is normal to a longitudinal axis of the ring, each tooth for the locking ring being disposed at a negative rake angle and dimensioned to cooperate with a corresponding tooth for the nut; and a biasing member adapted to bias the locking ring and dimensioned to be at least partially received in the counterbore, wherein the biasing member is adapted to retain the locking ring in the counterbore and wherein the biasing member includes outwardly protruding fingers and the nut includes recesses dimensioned to receive the fingers.