Patent ID: 8011866

Claim:
A locking fastener assembly, comprising: a) a fastener nut and a fastener washer rotatable relative to each other about a common axis; b) a washer contacting surface on said fastener nut and a nut contacting surface on said fastener washer, both the washer contacting surface and the nut contacting surface being configured to resist rotating relative to each other; c) both the washer contacting surface and the nut contacting surface include a plurality of inclined faces oriented about the common axis; d) said fastener nut includes a nut body that is provided with a skirt extending from one end of said nut body; e) said fastener washer including a washer body with an aperture extending through the washer body; f) said skirt extending into said aperture when said fastener nut and fastener washer are assembled; g) at least some portion of said skirt being deformed outwardly after said fastener nut and fastener washer are assembled so as to loosely hold said fastener washer on said fastener nut; h) said nut body is internally threaded so that the nut body can be turned onto an externally threaded member; and i) said washer body including an element formed in said aperture for preventing said fastener washer from rotating when said fastener nut is turned onto said threaded member.