| 摘要 |
<p>There is provided a plastic filing case 1 which comprises: a main body 4 having a volume sufficient to contain a multiplicity of folders 2 and including a rectangular bottom plate 7 and side plates 8, 8, 9, 10; a cover 6 for covering the main body 4; a hinge member formed integrally with the main body 4 and the cover 6 for connection to the cover 6 and the main body 4; and at least one set of engagement elements 3 each having an arcuate top edge and a proximal edge portion extending therefrom perpendicularly to the bottom plate 7, and provided on an interior surface of the bottom plate 7 at a predetermined interval alongside of at least one of four edges of the bottom plate 7 to project upright from the interior surface of the bottom plate 7 and to be perpendicular to the one edge of the bottom plate 7; the engagement elements 3 being engageable with engagement portions 25 which are formed at a predetermined interval in an edge portion of a folder 2 for retaining therein a document and the like, each engagement portion 25 having an incision. <IMAGE></p> |
