| 摘要 |
<p>A lock assembly for a surface (24) subject to abrasive wear including a base element (29, 129, 229, 329) and a wear element (30, 130, 230, 330) coupled either by conforming T-shaped elements (31, 32, 131, 132, 231,232) or dovetails (331, 332) and which includes a lock (40, 140, 240, 340) resiliently urged against an integral keeper (46, 146, 246, 346) in the base or wear element.</p> |
