| 摘要 |
<p>PURPOSE:To increase manageability, by providing an intermediate mechanism between a lock body of a door and a managing handle thereof and fitting a child lock mechanism thereto to position it at a required point. CONSTITUTION:An intermediate mechanism 13 having a first open lever 15 and a second open lever 24 is provided to fit at a required position of a door. The levers 15, 24 are connected to an outside handle with rods 20, 27. and a lock body is provided to freely lock or unlock at the opened or closed position respectively through a wire 18 and a rod 26. Next, an interlocking inner lever 22, 43 are provided to connect to an inside handle through a rod 42 and to freely lock or unlock the lock body by cooperation with the levers 15, 24 and a pressing lever 38. Further, a protrusion 30 fitted in a prolonged hole 28 of the lever 24 is provided to freely move up and down by the child lever 33. When the protrusion 30 is in the lower position, the lever 38 is pressed in vain to prevent the lever 24 from rotating and the closing door lock body from unlocking. In this way, the child lever can be fitted at a required position.</p> |
