| 摘要 |
<p>An excavating tooth assembly is described including an adapter (22), a point (21) equipped with rearwardly projecting tongues (28), and locking means including a vertical pin (32) external of the adapter nose (23) held in place by a shrouded spring loaded plug (41) disposed perpendicularly to the line of the mounting point (21) on the adapter (22), the pin (32) having arcuate front (34) and back (35) surfaces for wedging engagement with laterally projecting ears (36,37) on the nose (23) and a laterally projecting lug (38) on a point tongue (28).</p> |
