| 摘要 |
<p>A binder assembly which is openable in the opposite direction, wherein it includes a turnable member (50) having binding rods (52) and a turnable member (40) having binding pipes (42) adapted to receive said binding rods, said turnable members being separately and detachably provided on both sides of a bottom plate (30) fixed to a back cover of a file in such a manner that they are turnable with respect to said bottom plate.</p> |
