Fixed plate of loose-leaf notebook for double coil type fastener

摘要

The present invention quick and convenient loose-leaf notebook paper, further, to provide a fixed plate of double coil type fastener for loose-leaf notebook that has the effect of firmly binding. A fixed plate 1 of double coil type fastener for loose-leaf notebook, the recessed space 11, the recessed curve surface 12, and a plurality of fixed clip 13, a fixed tank which is provided at both ends of the recessed space 11 Equipped with a 14. Concave curve surface 12, in response to the double C-shaped ring of double coil type fastener, a plurality of fixed clip 13 fixes across the line-shaped intermediate portion connecting the double C-shaped ring. .BACKGROUND 2