| 摘要 |
<p>The device for calibrating key duplication machines comprises a supporting frame (1) for a mill, a tracer point (4) and a movable carriage which is provided with locking clamps for a cut key and for an uncut key. The peculiarity of the device resides in the fact that a retractable gauge (5) is oscillatably associated with the frame (1) and can be selectively and simultaneously positioned on said tracer point (4) and on said mill. Calibration screws (13, 14) are provided for simultaneous resetting of the mill and the tracer point (4). <IMAGE></p> |
