Patent ID: 9702122
Date: 2017-07-11
CPC Classifications: E02F,Y10T

Claim:
1. A lock for locking a tooth member to a nose in an excavation tooth assembly comprising: a body; and a locking element mounted to the body, wherein the locking element is capable of adopting an inserting configuration with respect to the body to enable the lock to be inserted through a cavity in the nose and is capable of adopting a lockable configuration with respect to the body in which the lock cannot be removed from the cavity, the locking element rotating between the inserting configuration and the lockable configuration, wherein the locking element in the lockable configuration is arranged for engaging the tooth member mounted to the nose to lock the tooth member to the nose, and wherein in the lockable configuration, the locking element is operable to translate between an extended position in which the locking member is disengaged from the tooth member and a retracted position in which the locking member is engaged with the tooth member and the tooth member is locked to the nose.