| 摘要 |
PURPOSE: A lock safety system for a rocker is provided to reduce manufacturing costs by combining a pin in which the torque of a key bundle is delivered to a cam member in an extension unit of the key bundle. CONSTITUTION: A key bundle is installed in a main body. A cam member(120) is inserted into the key bundle and is connected to rotation of the key bundle. A number setting unit is installed to be possible to rotate in the main body. The number setting unit comprises an accommodating groove in which an upper side is changed according to rotation. One end of a locking rod(140) is inserted in the accommodating groove and comprises a hook. A pressing piece(150) circles and moves according to the rotation of the number setting unit. An actuating piece(160) circles and moves by being connected to the movement of the pressing piece. A hanging piece(170) comprises a protrusion which is fixed and coupled on the hook.
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