| 摘要 |
<p>The workpiece support device (1) has a pair of spaced support elements (14,15) adjusted radially relative to the workpiece (3), provided as pivoted levers (16,17) at the workpiece end, coupled via a threaded spindle (31), provided with a device (51) for securing it in a required operating position, to prevent deflection of the support elements.</p> |
