US Patent 9315972 Wear assembly and lock mechanism

In at least one embodiment, a wear assembly (1) includes a wear member (10, 100, 110) to be mounted to an implement or apparatus to be protected, a base member (30, 300, 330) to be attached to the implement or apparatus, a lock member (20, 21) to lock the wear member (10, 100, 110) to the base member (30, 300, 330), the wear member (10, 100, 110) including or receiving the lock member (20, 21) and the base (30, 300, 330) including at least one aperture (33) in which is located a releasable retaining means (40) to releasably hold a portion (22) of the lock member (20, 21). The wear member can be: shroud; a tile shroud; a tooth; a replaceable tip. The base member can be: a base for a shroud, a base for a tile shroud; an adaptor for a tooth; an adaptor for a replaceable tip. The implement or apparatus can be: an excavation bucket; a grader blade; a chute; an excavation bucket edge; an excavation bucket surface; dump or haul truck load carrier; an earth, ore or mineral handling apparatus.