Locking bar system, for heavy doors the rod is supplied undivided. Both ends can be connected to the gear mechanism. This allows any positioning of the gear casing.
锁拉杆系统，重型门用。交货时拉杆不分开。两端可与齿轮机构连接，这样便于齿轮壳的任何定住。
The invention comprises an end closure, a base and a locking mechanism of a connector, and a ball connecting rod connected therewith.
本发明包括：连接器的端盖、底座、锁紧机构和与其连接的球形连接杆。
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