Patent ID: 9328484
Filing Date: 2016-05-03
CPC Classification: E02F,F16B

Claim Text:
1. A retainer system for a ground engaging tool, comprising: a lock including a C-shaped portion defining a lock slot between two circumferential ends for receiving a portion of a support member to be locked with the ground engaging tool; a retainer bushing including an inner surface configured to receive the lock, wherein the lock is rotatable relative to the retainer bushing and about a retainer axis between an unlocked position and a locked position; and a cover piece configured to be attached to the retainer bushing for covering the lock slot of the lock when the lock is in the locked position, wherein the retainer bushing comprises an inner flange extending inward from the inner surface and defining a bottom surface of the retainer bushing, and the cover piece is configured to contact the inner flange.