| 摘要 |
PURPOSE: A locking device for a door of an elevator is provided to facilitate management and control and to secure high durability by using a mechanical part. CONSTITUTION: A locking device for a door of an elevator comprises a hook bar(136) and a locking part(130). A hook(137) is formed in one side of the hook bar. The other side of the hook bar is pin-combined to a combining plate(132) which is connected with a door frame. The hook lever of the locking part is pin-combined with the hook bar to rotate.
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