JP2000006274A - Method and device for creasing paper sheet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To achieve easy and correct folding and easy opening in great volume with a simple device by pressing by manually an A4-size pressing member and a B5-size pressing member to each pressing body, so as to crease such that one side of the paper folded three times laterally has a difference of either long or short length. SOLUTION: A4-size pressing members 12, 12 and B5 size pressing members 13, 13 are formed in the form of plates having substantially triangular pyramids, an A4-size pressing body integrally formed with a support is inserted from the outside of a through hole provided in a cover portion 2 and bonded in the central portion 18 of the coupling portion 16 integrally formed with the A4-size pressing members 12, 12. The B5-size pressing members 13 form a projected portion 17 in the coupling portion 19, on the central portion 20 of which is bonded a pressing body in the same manner. Further, when the A4-size and B5-size paper sheets are laterally folded three times on the upper surface of a body portion 1 having a planer face comprising a frame 3 having the similar dimension to the A4-size, the paper sheets are laterally folded three times such that either one fold width of the left and right sides has a difference of the longer or shorter length by about 2 mm.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an easy-to-fold three-sided paper with manual pressing when paper of A-row 4 size and B-row 5 size is placed in a long size 3 (mail standard) envelope. In addition, the present invention relates to a method of forming a fold for facilitating opening of a folded sheet, and a sheet folding apparatus.

[0002]

2. Description of the Related Art Conventionally, in small-scale establishments and homes, general communication using paper in A-row 4 size and B-row 5 size is generally used.
When providing information, etc., the folding of three sheets of paper to be mailed in a long-form No. 3 (mail standard) envelope was manually performed. However, although there is not much problem in the case of four-folding, it is very difficult to fold correctly and neatly when folding three-folding, and it took a lot of time and effort. Also, a lot of horizontal 3
In the case of a failure, the company had to pay a processing fee to a specialized contractor to make the request. Furthermore, since the folding by the machine is completely divided into three equal horizontal parts, there is a problem that there is no space for a finger when opening, and it is difficult to open.

[0003]

SUMMARY OF THE INVENTION The inventor of the present invention overcomes the above-mentioned drawbacks and problems, and mails A row 4 size,
In order to save the labor of folding three horizontal sheets of paper, such as B-row, 5 sheets, a large amount of paper can be easily and accurately folded by manual pressing of a simple device. It is intended to provide a folding device.

[0004]

According to the present invention, the A-row 4-size paper has three horizontal folds. The A-row 4-size grooves 5, 5 and the A-row 4-size compression members 12, 12, and the B-row 5-size paper. Row B 5 for paper
Means for sandwiching each sheet from above and below between the grooves 6, 6 and the row B 5 compression members 13, 13;
Compression members 12, 12, and row B 5 compression members 13, 1
3 is characterized in that means for manually pressing the pressing members 23 and 24, and a means for folding office paper so that one of the three folded sides is different in length or short is provided.

[0005] In order to execute the above-described method of forming a fold on a sheet, the present invention uses a main unit 1 as a sheet fold- ing apparatus.
On the upper surface, a sheet of A row 4 size and a row B 5 size sheet are folded horizontally three times, and a substantially V-shaped A row 4 size sheet serving as a tray when the sheet is pressed at the same position as the fold. Grooves 5, 5, and B
It is characterized in that the rows 5 and 6 are provided side by side.

Next, a substantially triangular pyramid plate-shaped A-row 4-size compression member 1 is provided inside the lid 2 so as to match the A-row 4-size grooves 5,5.
2, 12 and the connecting member 16 are integrally formed in a U-shape, and similarly, the B row 5 size compression members 13 and 13 are projected so as to match the B row 5 size grooves 6 and 6. The connecting member 19 having the portion 17 is integrally formed and both are provided side by side.

In the connecting member 19 in the fifth row of the fifth row, a convex portion 17 of an arbitrary shape is formed so that one of the pressing members 12, 12 in the fourth row of the fourth row overlaps when pressed so as not to cause an obstacle.

One end of each of the compression members 12, 12, 13, 13 is provided in parallel with a support shaft 15, and both sides of the support shaft 15 are provided in a support groove 14.

Also, the other connecting portions 16, 19
A sheet creasing apparatus, wherein columns 21 and 22 having respective pressing members 23 and 24 are fixed to central portions 18 and 20 of the sheet through the through holes of the cover 2.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to the accompanying drawings, one embodiment of the apparatus according to the present invention will be described. In FIG. 1, the upper surface of a main body 1 having a flat surface with a frame 3 having the same width as the A-size 4-sheet paper. Then, when the sheet in A-row 4 size and B-row 5 size is folded three times, it is folded three times so that either one of the left and right fold widths has a difference of about 2 mm in length or shorter. At the same position as the eyes, Roman V-shaped A-row 4-format grooves 5, 5 and B-row 5-format grooves 6, 6 are arranged side by side. The width of each groove 5, 5, 6, 6 is 10m
m and the depth are preferably 0.5 mm.

A row 4 grooves 5, 5 and B row 5 grooves 6,
A notch 7 is formed in the frame 3 at both ends of the groove 6 so that each compression member 12, 12, 13, 13 completely matches the bottom of each groove 5, 5, 6, 6.

Further, on the surface of the main body 1, there is provided a B-row 5 size mark 9 for making a fold on a B-row 5 size sheet.

The paper tabs 8, 8 for facilitating the taking out of the creased A row 4 size and B row 5 size paper are indicated by the main body frame 3 and the upper surface B row 5 of the main body 1. 9 is provided. The size of the knobs 8, 8 is sufficient as long as the index finger and the middle finger can enter.

The row A 4 compression members 12 and 12 and the row B 5 compression members 13 and 13 are formed in a plate shape with substantially triangular pyramids, and the width of the portion which is directly in contact with the paper and which is creased has a hardness. When an increased material, for example, a stainless steel material is used, 0.1 to 0.2 mm is appropriate. The thinner this width, the cleaner the paper folds, but it is important to avoid thin widths that would damage the paper.

Row A 4 size compression members 12, 12, and Row B 5
One end of each of the compression members 13 is provided along with the support shaft 15, and both ends of the support shaft 15 are fitted into the support groove 14. In addition, although not shown, each compression member 12, 12, 13,
13 is provided with a through-hole at the tip end thereof, and the support shaft 15 is inserted therethrough. The compression members 12, 12, 13, 13 are fixed by a fixing metal such as a cotter pin or a nut so as not to move left and right. It is also possible to fit into the shaft concave groove 14.

At the substantially central portion 18 of the connecting portion 16 formed integrally with the A-row 4-size pressing members 12, 12, an A-row 4-size pressing body 23 formed integrally with the column 21 is provided on the lid portion 2. Insert and fix from the outside of the through hole.

In the B-row 5 size compression member 13, a convex portion 17 is formed in the connecting portion 19, and a pressing body 24 is formed in the central portion 20 thereof.
Is fixed in the same manner as described above.

The convex portion 17 is provided so as to avoid intersecting with the A-row 4 size compression member 12 when the pressing body 24 is pressed down so as not to obstruct the pressing, and the form may be arbitrary.

Each of the pressing members 23 and 24 is connected to each of the connecting portions 1.
It is also possible to protrude forward of the central part of 6, 19.

The sheet folding apparatus for A-row 4-size and B-row 5-size paper of the present invention shares both functions. However, the present invention is not limited to this. In this case, as shown in FIG.
Can be formed integrally with the lid 2.

This time, although not shown, B
It is also possible to spread the application exclusively for row 5 size paper or according to other paper sizes and uses.

Also, as shown in FIG. 5, the lid 2 is removed, and only the pressing members 12, 12, 13, 13 are formed.
It may be attached to the rear of the main body 1. Such a structure also reduces production costs.

Further, according to the present invention, as shown in FIG. 6, the grooves 5, 5, 6, 6 and the row A 4 compression members 12 and 12 are provided at optional positions and lengths, and the row A 4 Compression members 12, 12
Are separately formed, and through holes are provided at both ends, and a support shaft is inserted into the through holes at both ends so that the shafts can be freely moved to the left and right. However, the present invention can also be applied to folding of other sizes of paper.

The material of the present invention is not particularly limited, and may be a steel, stainless steel, synthetic resin, or other material having hardness.

The method of using the paper folding apparatus according to the present invention is as follows. In the case of A row 4 size, the upper cover 2 is opened, and about 15 to 20 A row 4 size papers are placed on the main body 1. When the lid 2 is closed and the A row 4 size pressing body 23 is pressed by manual pressing, A
The four-row groove and the four-row A-row compression member enable accurate folding for three-fold folding. Next, the sheet may be taken out of the apparatus and folded.

In the case of the B-row 5-size paper, the paper is placed inside the B-row 5-inch indicia 7 provided on the surface of the main body 1 and the B-row 5-size pressing body 24 is manually pressed. Can be creased. Subsequent work may be performed in the same manner as described above.

The paper folding apparatus according to the present invention is embodied in a simple form as described above, and has the following effects.

A-column 4-size paper which is usually performed manually,
In addition, a large number of folds can be formed in a short time as compared with the horizontal three-fold folding method in the B row, five sizes.

[0027] Since the crease is folded three times horizontally,
Folding is very simple, has no failures, has a beautiful finish, and can be folded quickly, which greatly contributes to significant time savings and labor cost reduction, and is highly useful.

[0028]

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of a paper folding apparatus.

FIG. 2 is a plan view of a lid.

FIG. 3 is a vertical sectional view taken along line AA of FIG. 2;

FIG. 4 is a front view showing an embodiment of an apparatus for folding a single piece of office paper of row A 4 paper.

FIG. 5 is a front view showing an embodiment of an apparatus for folding office paper without a cover.

FIG. 6 is a front view showing an embodiment of an office paper folding apparatus in which two compression members move freely left and right.

[Description of Signs] 1 Main body 2 Lid 3 Main body frame 4 Lid frame 5, 5 A row 4 size groove 6, 6 B row 5 size groove 7 Concave part 8, 8 Paper knob part 9 B row 5 paper stamp DESCRIPTION OF SYMBOLS 10 Main shaft 11 Nut 12, 12 A row 4 size compression member 13, 13 B row 5 size compression member 14 Support groove 15 Support shaft 16, 19 Connecting member 17, 21 Prop 23 A row 4 size press body 24 B line 5 size Pressing body

Claims (3)

[Claims] (1) It is easy to fold three sheets of A-size 4-size paper and B-size 5-size paper that are mailed for general communication, administrative communication, sending materials, information transmission, and other purposes into a certain width. In order to make the fold by manual pressing, the row A 4 size groove (5, 5) and the row A 4 size compression member (12, 1
2,) and B row 5 size grooves (6, 6) and B row 5 size compression members (13, 13) are sandwiched from the top and bottom according to the A row 4 size and B row 5 size sheets. Means, its A row 4 size compression member (12, 12), and B row 5 size compression member (1
3, 13) by manual pressing.
4) A method for folding a sheet, comprising means for separately pressing and folding the sheet. 2. A method for facilitating opening of a folded sheet, wherein one of the left and right fold widths provided by folding the sheet in three widths is longer or shorter than the other fold width. The method according to claim 1, wherein the sheet is provided. 3. A device for folding a sheet of A row 4 size and B row 5 size by manually pressing three horizontal widths of a predetermined width, wherein the main body is openable and closable. On the upper surface of the main body portion (1) forming a pair of 1) and the lid portion (2), a substantially V-shaped A-row 4-format groove (5, 5) and a B-row 5-format groove (6,
6) are provided at the same positions as the folds obtained by folding the paper three times in a horizontal direction, and a substantially triangular pyramid is formed inside the lid part (2) so as to match the grooves (5, 5, 6, 6). The plate A row 4 size compression members (12, 12) and the connecting member (16) are integrally formed in a substantially U-shape, and the row B 5 size compression members (13, 1) are formed.
3) A folding device for paper, wherein a connecting member (19) having a convex portion (17) is integrally formed in a substantially U-shape and both are provided side by side.