| 摘要 |
<p>The tooth (10) includes a pivot bearing (12) which pivotally supports a pivot pin on a cutting wheel hub. A cutting tooth support (20) and a steering arm (30) extend from the pivot bearing, to opposite directions. The pivot bearing, the cutting tooth support, and the steering arm are designed as a one-piece support. Independent claims are also included for the following: (A) a cutting wheel; and (B) a trench cutter.</p> |
