Loose-leaf binder
A loose-leaf folder and loose-leaf technology, applied in file folders, printing, binding, etc., can solve the problems of paper not firm, gap loss of elasticity, falling off, etc., to achieve the effect of reducing user expenses, reducing resource waste, and extending service life
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[0035] The present invention will be further described below in conjunction with accompanying drawing.
[0036] A binder of the present invention is characterized in that it includes a fixed clip 1, a positioning ring 2, and a loose-leaf 3, the positioning ring 2 is arranged laterally on the fixing clip 1, and the ring body of the positioning ring 2 is provided with a connecting ring inside and outside gap 22, one side edge of the loose-leaf 3 is provided with a paper hole 31 corresponding to the position of the positioning ring 2 on the fixed clip 1, and one side edge of the loose-leaf 3 can enter the positioning ring through the gap 22 and pass through the paper hole 31. The hole 31 is sleeved on the positioning ring 2 .
[0037] In one embodiment of the present invention, the cutout direction of the notch 22 has an included angle α of 15° to 30° with the radial direction of the positioning ring 2 .
[0038] In one embodiment of the present invention, an inner flange 21 is ...
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