| 摘要 |
<p>A cord lock (10) for a venetian blind lift cord (88) in which a fixed guide roller (24) is mounted between front and rear plates (12, 14), these plates being provided with generally H-shaped slots (30), the arms of the H being inclined towards one another upwardly, the slot accommodating, in the arms on one side, a locking roller (40) slidable along the arms upon the cord rising to lock releasably the cord against the guide roller. The locking roller can be forced along the cross arm of the H onto the other arm, for use at the opposite end of the blind. A resilient wire separator (56) for separating the lift cord from one another may be located on upstanding tabs (50) provided with recesses on a curved edge surface, (52), one of the recesses acting as a pivot point and the other as a locking recess. </p> |
