| 摘要 |
A locking apparatus for a reinforcement door is provided to lower the manufacturing cost by simplifying the constitution and easily machining parts. A locking apparatus for a reinforcement door includes a support member(100), an inner locking member(200), an outer locking member(300), and a connection member(400). The connection member connects an inner movement member and an outer movement member. The connection member includes a plurality of steel wires both ends of which perform an angular motion. Both ends of the connection member are inserted into penetration holes formed in the inner movement member and the outer movement member. The inner movement member and the outer movement member are movably inserted along the steel wires.
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