JPS641981U

JPS641981U -

Info

Publication number: JPS641981U
Application number: JP9697487U
Authority: JP
Priority date: 1987-06-23
Filing date: 1987-06-23
Publication date: 1989-01-09

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例の断面図、第２図
はその側面図、第３図は綴じ棒２の説明図、第４
図は第２実施例の断面図、第５図はその側面図、
第６図、第７図は従来例の説明図であり、図中、１……台板、１１，１１……立ち上り片、１３
，１３……屈曲垂下壁、１４，１５……透孔、１
６……開放部、２……綴じ棒、２０……直線状部
、２２……頭部、４，４……紙葉、４１，４１…
…パンチ穴。 Fig. 1 is a sectional view of the first embodiment of the present invention, Fig. 2 is a side view thereof, Fig. 3 is an explanatory diagram of the binding rod 2, and Fig.
The figure is a sectional view of the second embodiment, FIG. 5 is a side view thereof,
FIG. 6 and FIG. 7 are explanatory diagrams of conventional examples, and in the figures, 1... base plate, 11, 11... rising piece, 13
, 13...Bending hanging wall, 14, 15...Through hole, 1
6... Open part, 2... Binding pin, 20... Straight part, 22... Head, 4, 4... Paper leaf, 41, 41...
...Punch hole.

Claims

[Scope of utility model registration request]

In a binding device in which a binding pin 2 is inserted into the punch holes 41, 41 of a large number of paper sheets 4, groups of 4, and the paper sheets 4, 4 are bound to a base plate 1, a binding tool is provided at both ends of the base plate 1. Bent hanging walls 13, 13 that bend downward are formed at the upper ends of the rising pieces 11, 11, and the rising pieces 11, 11 face the bent hanging walls 13, 13.
A plurality of through holes 14, 14 are arranged in the upper end of one side, and a plurality of through holes 15, 15 are arranged in the upper end of the other side, respectively, in an opposing state, and a bent hanging wall facing one of the through holes 14, 14. 13 is formed with an open part 16, and the binding rod 2 has a head 22 only at one end of the linear part 20.
4, 15, in which the head 22 engages in a locking state in the vicinity of the open part 16 of the bent hanging wall 13.