| 摘要 |
<p>An apparatus comprising a power take-off shaft (100) includes an outer shaft (104) and an inner shaft (102). The outer shaft includes an outer periphery and an inner periphery. The inner shaft includes an outer periphery and an inner periphery. A notch (110) is configured around at least a portion of the outer periphery of the inner shaft, and a self-lubricating material (108) is disposed on at least a portion of the notch.</p> |
