| 摘要 |
<p>PURPOSE: A lock device for fixing a rod type element to a holding element connected with a shank is provided to be capable of preventing the deviation of a locking element for securing the improvement of stability. CONSTITUTION: A lock device is used for fixing a rod type element to a holding element(2), wherein the holding element is connected to a shank(1). At this time, the lock device is provided with a cylindrical type locking element(8) having a rotating shaft and a slit(14) prolonged to the shaft direction through the locking element. At this time, the cylindrical type locking element includes an outer screw thread(9) and an inner screw thread(10). Preferably, the lock device further includes an inner screw(15) capable of being connected to the locking element.</p> |
