| 摘要 |
<p>The device (1) has a gear changing pin transversely displaced in grooves of driving nuts of a control shift fork to select the fork and mane an axial sliding. An interlocking key (16) comprises blocking tread knobs adjusted in the grooves, where the knobs surround the pin to prevent an axial sliding of another fork. A drive nut of a forward gear ratio has a hook on a side of the groove, where the hook has a point penetrated in to a groove tread of one of the tread knobs, during forward gear ratio synchronization.</p> |
