| 摘要 |
PURPOSE: A binding bar is provided to easily and simply insert an iron core into an opened side of a guide groove while preventing damages of the binding bar, and to reduce operation time for mounting the iron core. CONSTITUTION: A binding bar(300) includes a guide groove(310) on which an iron core(10) for document binding is folded and jammed. A side of the guide groove is opened to insert the iron core through a side of the guide groove. The guide groove is opened towards inner side of the binding bar to fold the iron core on both ends. The guide groove includes a secondary groove(312) and a main groove(311).
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