JP3206131U - Origami for paper crane - Google Patents

Abstract

The present invention provides a folding paper for folded paper cranes, in which folding lines indicating folding positions are pre-printed and can be folded more easily and accurately. A folding paper 11 for a square paper crane on which a folding line indicating a folding position is printed, wherein a first folding line 12 is formed linearly along one diagonal line, and a second folding line 13 is formed. Is extended from the four corners along an intermediate line that divides the angle formed by each diagonal line and the four sides 11a, and is formed in a V shape by joining at equal segment positions. An upper and lower mark is printed at an intermediate position. [Selection] Figure 1

Description

The present invention relates to origami for a paper crane, and more particularly to a paper origami in which a folding line indicating how to fold is printed in advance and can be easily folded without referring to a manual.

Folding paper cranes with origami is a part of Japanese culture, but it has been difficult for men and children to fold paper cranes that have been folded for a long time. Therefore, various origami papers have been proposed recently for the spread of origami.
The following examples are listed.
1) Japanese Utility Model Publication No. 52-17697 (see Patent Document 1)
Paper with a folding line formed by pressing a folding line for folding a desired object on a paper surface having a required flat area.
2) Japanese Utility Model Publication No. 55-75398 (see Patent Document 2)
In order to make it easy to fold origami quickly and easily, a crease with a crease of an object to be folded is provided, and the crease is configured as described above.
3) Japanese Utility Model Publication No. 61-10797 (see Patent Document 3)
On the chamfered surface of the origami, a mark for alignment during valley folding of origami work to be folded with this origami was printed in advance at the same symmetrical position with respect to the fold line portion so that the valley folding order can be discriminated. Origami characterized by that.
4) Japanese Utility Model Laid-Open No. 4-18596 (see Patent Document 4)
Origami with pre-formed streaks to fold the basic shape when completing the shapes of animals and plants and objects.
5) Japanese Utility Model Laid-Open No. 7-27698 (see Patent Document 5)
It is characterized by coloring the square paper into five types: back, wing front, neck or tail, wing back, beak, or foot.
6) Utility Model Registration No. 3009670 (see Patent Document 6)
A number of short cut lines penetrating the front and back of the origami body on the vertical and horizontal center lines, diagonal points, and other line points are arranged in a dotted line, and the length of the uncut portions between the cut lines is indicated by the cut line. Longer than the length of.
7) Utility model registration No. 3085035 (see Patent Document 7)
On the origami paper, a fold guide that includes a fold line indicating the fold position and the type of fold line and a fold order indicating the order of the fold operation is printed with ink that erases with time. It is assumed that a desired shape is made concrete by proceeding with the folding operation according to the instruction of the folding guide.
8) Japanese Patent Application Laid-Open No. 2014-108336 (see Patent Document 8)
Origami is a three-dimensional crease that makes it easier to fold, making it easier for elderly and young children to see the fine lines, etc. Characterized by origami with

Japanese Utility Model Publication No. 52-17697 Japanese Utility Model Publication No. 55-75398 Japanese Utility Model Publication No. 61-10797 Japanese Utility Model Publication No. 4-18596 Japanese Utility Model Publication No. 7-27698 Utility Model Registration No. 3009670 Utility Model Registration No. 3085035 JP 2014-108336 A

By the way, the folding paper for the folding crane of the present invention is a folding paper for a square folding crane printed with a folding line indicating the folding position, and the folding line formed in a straight line along one diagonal line, and each from the four corners. In fact, it is provided with a fold line formed in a V-shape extending along an intermediate line obtained by dividing the angle formed by the diagonal line and the four sides and joined at equal segment positions. This is substantially the same as the origami with lines (FIG. 2) of JP-A-75398 (see Patent Document 2).

Of course, when folded along the fold line formed in the V-shape, only the hard-to-fold portion can be folded, and the troublesome portion of the origami folding process can be omitted.
However, it extends along the middle line that divides the angle formed by each diagonal line and the four sides from the four corners, and is joined at the line segment position of equal length and folded at the fold line of the difficult-to-fold part formed in a V shape. Even so, it was difficult to tell which direction would indicate the top and bottom of the paper crane, and the problem that it was difficult for men and children to fold was not well solved.

The present invention has been made in view of the above circumstances, and its purpose is origami on which folding lines indicating how to fold are pre-printed and improved so that it can be folded more easily and neatly. Is to provide origami.

In order to solve the above problems, the origami paper for folding paper according to the present invention is a square paper for folding paper cranes printed with a folding line indicating the folding position, and the first folding line is linear along one diagonal line. The second fold line extends from the four corners along an intermediate line that divides the angle formed by each diagonal line and the four sides, and is formed in a V-shape by joining at equal segment lengths. In addition, upper and lower marks are printed at intermediate positions of the four sides.

In the folding paper for folding paper cranes of the present invention, the folding line indicating the folding position is formed not only with printing but also with an embossing line that improves folding ease.

In the origami paper for paper cranes of the present invention, the top and bottom marks printed at the middle position of the four sides are selected from a symmetrical and vertically asymmetric heart shape, other symbol marks, figures, and characters. It is what.

According to the origami paper for folding paper cranes of the present invention, the upper and lower marks are printed at the middle position of the four sides together with the folding line indicating the difficult part to fold, so that even men and children can fold the paper crane more easily and smoothly. Can do.
In addition, since the folding line indicating the folding position is formed with not only printing but also a stamping line that improves folding ease, the folding line can be folded even more beautifully.
In addition, the upper and lower landmarks printed at the middle positions of the four sides are selected from symmetrical and vertically asymmetrical heart shapes and other symbol marks, figures, and characters. You can fold paper cranes.

FIG. 4 is a development view showing a folding paper for folding paper cranes according to the present invention, in a state in which a folding line is printed on a difficult-to-fold portion on the back of the origami. It is an expanded view of the state which printed the mark up and down on the surface of origami. It is a perspective view of the state folded in the triangle at the diagonal line position. It is a perspective view in the state where it was further folded in the middle position and made into a triangle. It is a perspective view of the state which expanded one triangle from the front-end | tip and folded in the square. It is a perspective view of the state which also expanded the other triangle from the front-end | tip and folded in the square. It is a perspective view in the middle of expanding one open end of a quadrangle and folding inward along a fold line formed in a V shape. It is a perspective view of the state folded inward along the fold line formed in the V shape. It is a perspective view of the state which expanded the other open end of the quadrangle, and was folded inward along the fold line formed in V shape. FIG. 5 is a developed view showing another embodiment of the origami paper for folding crane according to the present invention, in a state in which creases are formed that connect and intersect the opposing vertices of four fold lines formed in a V shape. It is an expanded view of the state which printed the mark up and down on the surface of origami. It is a perspective view of the state folded in the diagonal line position. Folds from the four corners along the middle line that divides the angle formed by each diagonal line and the four sides, and folds inward along the fold line formed in a V shape by joining at the same segment length position FIG. It is an expanded view in the middle of folding inward along the fold line formed in the said V shape. Folds from the four corners along the middle line that divides the angle formed by each diagonal line and the four sides, and folds inward along the fold line formed in a V shape by joining at the same segment length position FIG. It is a perspective view of the stage in the middle of folding inward along the fold line formed in the V shape. It is a perspective view of the stage in the middle of folding inward along the fold line formed in the V shape. It is a perspective view in the state where the vertex was turned up. It is a principal part expansion perspective view at the time of employ | adopting a perforation as a fold line which shows the said folding position. It is a principal part expanded sectional view at the time of employ | adopting a stamping line as a fold line which shows the said folding position. FIG. 5 is a developed view showing another embodiment of the origami paper for paper cranes according to the present invention, in a state where characters that become horizontal two-word idioms when printed as top and bottom marks are printed. It is an expanded view of the surface on the opposite side. It is a perspective view in the state where the vertex was turned up. It is a perspective view which shows the state which looked at the mountain-shaped site | part in which the said vertex is located from the other side. FIG. 5 is a developed view showing another embodiment of the origami paper for a paper crane according to the present invention, in a state where characters that become vertical two-word idioms when printed as top and bottom marks are printed. It is an expanded view of the surface on the opposite side. It is a perspective view in the state where the vertex was turned up. It is a perspective view which shows the state which looked at the mountain-shaped site | part in which the said vertex is located from the other side. In the origami according to the prior art, (a) is a folded paper before folding, (b) is a folded paper vertically and horizontally, (c) is a folded paper in a diagonal direction, and (d) is a folded state. Origami developed. In the origami according to the prior art, (a) is a folded paper in which the diagonal portion is to be folded in half from the unfolded state, (b) is a folded paper in which the diagonal portion is folded in half to form a square, and (c) is The origami with the wings folded inward along the vertical center line from the diagonal part, and (d) is the origami developed with the crease. In the origami according to the prior art, (a) is a folded paper with a crease at the diagonal line and folded back at a line connecting the tips of the folds on both sides, (b) is a folded paper in an unfolded state, (c) is a square paper Origami in a state where one side is stretched along a crease in which both wing portions are put inward along the vertical center line, and (d) is a folded paper in a state where the other side is stretched.

An embodiment of origami paper folding paper according to the present invention will be described with reference to the drawings.
First, how to fold origami according to the prior art for comparison with the origami paper for folding paper crane of the present invention will be described with reference to FIGS.
In the origami according to the prior art shown in FIG. 29, (a) is an origami before folding, (b) is origami folded vertically and horizontally so that the origami is divided into four, and (c) is between a pair of opposing corners. Is a folded paper folded in a diagonal direction, and (d) is a folded paper developed in a state where folds are formed in the vertical and horizontal directions and the diagonal direction.

Next, in the origami according to the prior art shown in FIG. 30, (a) is a folded paper in which the diagonal portion is to be folded in half from the unfolded state, and (b) is a square state in which the diagonal portion is folded in half. (C) is a folded paper in which the wings are folded inward along the vertical center line from the diagonal portion, and (d) is a folded paper in which the folded state is developed. Thus, the ease of folding improves by putting a crease beforehand.

Further, in the origami according to the prior art shown in FIG. 31, (a) is a folded paper in a state where a crease is formed at a diagonal portion and folded at a line connecting the leading ends of the fold portions on both sides, and (b) is a folded paper in a developed state. (C) is an origami with one wing stretched along a crease in which both wings are placed inside along a vertical center line from a square state, and (d) is a state with the other side stretched. Origami.
If this stage is reached, the later folding will be easy for men and children, so the following is omitted.

On the contrary, the origami paper for paper cranes of the present invention can be folded up in the configuration and folding order shown in FIGS.
In other words, the origami paper for the folding crane of the present embodiment is a square folding paper origami 11 having folding lines 12 and 13 indicating the folding position printed on the back surface of the origami as shown in FIG. Is formed in a straight line along one diagonal line, and the second fold line 13 extends from the four corners along an intermediate line obtained by dividing the angle formed by each diagonal line and the four sides 11a, and has an equal length. They are joined at the line segment positions to form a V shape. The fold lines 12 and 13 printed so as to indicate the fold positions in this way are very simplified.

Incidentally, the feature of the present embodiment is not only that the folding lines 12 and 13 indicating the folding positions are printed origami papers 11 for the folded paper crane, but also the four of the four origami papers on the surface of the origami paper 11 as shown in FIG. The upper and lower symmetric marks 14 are printed at a middle position on the side 11a.
The upper and lower marks 14 printed at the middle positions of the four sides can be appropriately selected from not only the heart shape shown, but also spades, clovers, other symbol marks, figures, and characters. In this case, idioms such as “prayer”, “health”, and “peace” can be considered as characters, and each character can be printed at an appropriate position on the four sides 11a.
In the figure, the upper and lower marks 14 printed at the intermediate positions of the four sides are printed with the direction toward the opposite ends of the diagonal line up and down the first fold line 12 printed along the diagonal line, It consists of a halved heart shape 14a.

The characteristics of the origami paper for folded paper cranes of the present invention will be described together with the folding method.
1) First, as shown in FIGS. 1 and 2, origami paper for folded paper cranes on which a first fold line 12 and a second fold line 13 indicating a folding position and upper and lower symmetric marks 14 are printed. 11 is prepared.
2) Then, as shown in FIG. 3, it folds inward along the first fold line 12 formed linearly along one diagonal line.
3) Next, as shown in FIG. 4, it is further folded at the intermediate position and folded into a triangle. Then, as shown in FIG. 5, one triangle is expanded from the tip and folded into a quadrangle, and as shown in FIG. 6, the other triangle is also expanded from the tip and folded into a quadrangle. FIG. 7 shows the step of expanding one open end of the quadrilateral and trying to fold it inward along the fold line 13 formed in a V shape.
4) Then, as shown in FIG. 8, when the second fold line 13 formed in a V shape is sequentially folded to form a rhombus, a complete rhombus shape as shown in FIG. 9 appears.

At that time, the upper and lower marks 14 printed at the middle positions of the four sides are formed by collating the mountain-shaped portions 15 sandwiched between the second fold lines 13 and forming the half-shaped heart shape formed respectively. 14a is combined to complete a complete heart shape. At the same time, since the heart shape is symmetrical and vertically asymmetric, the vertical direction in the complete rhombus shape as shown in FIG. 9 can be reliably determined.
Therefore, the procedure after the rhombus shape is completed can be easily carried out by men and children.

According to the origami 11 for paper cranes of the present invention, the upper and lower marks 14 are printed at the intermediate positions of the four sides together with the fold lines 12 and 13 that indicate difficult parts to fold. You can fold paper cranes well.
As described above, only a difficult part is recognized empirically, that is, by simply repeating the procedure shown in FIGS. 1 to 9 several times, even men and children can fold paper cranes without difficulty. .
On the other hand, it is recognized that attaching a guide that shows all the steps of paper cranes would be more confusing to the craftsman.

10 to 18 show another embodiment of the origami paper for folding cranes of the present invention, which can be folded up in the configuration and folding order shown therein.
That is, the origami for the folding crane of this embodiment is basically the same as that of the above embodiment, and as shown in FIG. 10, the folding paper for the square folding crane having the folding lines 12 and 13 indicating the folding position printed on the back surface of the origami. 11 and the first fold line 12 is formed in a straight line along one diagonal line, and the second fold line 13 divides the angle formed by each diagonal line and the four sides 11a from the four corners. It extends along the intermediate line, and is formed in a V shape by being joined at the line segment positions of equal length. Further, a fold line 16 (two triangles are abutted at the vertices) on the X-shaped line connecting the opposing vertices 13a of the four fold lines 13 formed in a V-shape and intersecting the X-shaped ends. So as to form). The crease 16 does not need to be printed, and may be formed in advance by crease or embossing.
The fold lines 12 and 13 and the fold line 16 printed so as to indicate the fold position are very simplified.

Incidentally, the feature of this embodiment is not only the folding paper 11 for folding cranes in which the folding lines 12 and 13 indicating the folding position are printed and the folds 16 are formed, but the folding paper 11 as shown in FIG. The top and bottom marks 14 that are bilaterally symmetric and vertically asymmetric are printed at intermediate positions on the four sides 11a.
The upper and lower marks 14 printed at the middle positions of the four sides can be appropriately selected from not only the heart shape shown, but also spades, clovers, other symbol marks, figures, and characters. In this case, idioms such as “prayer”, “health”, and “peace” can be considered as characters, and each character can be printed at an appropriate position on the four sides 11a.
In the figure, the upper and lower marks 14 printed at the intermediate positions of the four sides are printed with the direction toward the opposite ends of the diagonal line up and down the first fold line 12 printed along the diagonal line, It consists of a halved heart shape 14a.

The characteristics of the origami paper for folded paper cranes of the present invention will be described together with the folding method.
1) First, as shown in FIG. 10, the first fold line 12 and the second fold line 13 indicating the fold position are printed, and between the opposing vertices 13a of the four fold lines 13 formed in a V shape. A folding paper origami 11 is prepared in which a crease 16 is formed on an X-shaped line that intersects and crosses both ends of the X-shaped line (so that two triangles are abutted at the apex). The crease 16 does not need to be printed, and may be formed in advance by crease or embossing. On the back surface, as shown in FIG. 11, left and right symmetrical upper and lower marks 14 are printed.
2) Then, as shown in FIG. 12, it is folded outward and folded so as to be orthogonal to the first fold line 12 formed linearly along one diagonal line.
3) Next, as shown in FIG. 13, it extends from the four corners along an intermediate line obtained by dividing the angle formed by each diagonal line and the four sides 11a, and is joined at line segment positions of equal length to form a V shape. Each of the two folding lines 13 is folded inward along the second folding line 13. FIG. 14 is a development view in the middle of folding inward along the second fold line 13 formed in the V shape, and FIG. 15 is a diagram in which the angles formed by the diagonal lines and the four sides 11a are divided from the four corners. FIG. 6 is a perspective view of a stage extending along a middle line and attempting to fold inward along a second fold line 13 formed in a V-shape by joining at equal-length line segment positions; 16 is a perspective view of a stage in the middle of folding inward along the second fold line 13 formed in the V shape.
4) After that, as shown in FIG. 17, when the mountain-shaped portion 15 sandwiched between the second fold lines 13 is alternately folded so as to repeat a flat plate shape and a double fold, a V-shape is formed. The four fold lines 13 can be smoothly folded by the creases 16 formed on the lines intersecting and connecting the opposite vertices 13a. Moreover, when the front and rear plate-like chevron portions 15 are folded upward along the fold line 16 formed on the line connecting both ends of the X shape, a complete rhombus shape as shown in FIG. 18 appears.

At that time, the upper and lower marks 14 printed at the middle positions of the four sides are formed by collating the mountain-shaped portions 15 sandwiched between the second fold lines 13 and forming the half-shaped heart shape formed respectively. 14a is combined to complete a complete heart shape. At the same time, the heart shape is left-right symmetric and vertically asymmetric, so that the vertical direction in a complete rhombus shape as shown in FIG. 18 can be reliably determined.
Therefore, the procedure after the rhombus shape is completed can be easily carried out by men and children.

In the origami 11 for a folding crane according to the present invention, it is desirable that the folding lines 12 and 13 indicating the folding position are formed not only with printing but also with embossing lines 17 for improving the folding ease.
FIG. 19 is an essential part enlarged perspective view showing a perforation 17a as an example of such an embossing line 17, and FIG. 20 is an essential part enlarged sectional view showing an embossing groove 17b.

According to the origami 11 for paper cranes of the present invention, the upper and lower marks 14 are printed at the intermediate positions of the four sides together with the fold lines 12 and 13 that indicate difficult parts to fold. You can fold paper cranes well.
In addition, the folding lines 12 and 13 indicating the folding positions are formed not only with printing but also with embossing lines 17 that improve the ease of folding.
As described above, only a difficult part is recognized empirically, that is, by simply repeating the procedure shown in FIGS. 10 to 18 several times, even a man or a child can easily fold a paper crane. .
On the other hand, it is recognized that attaching a guide that shows all the steps of paper cranes would be more confusing to the craftsman.

21 to 24 show another embodiment of the origami paper for paper cranes according to the present invention, and FIGS. 21 and 22 show the letters “peace” and “ The character 24a composing "Prayer" is printed.
In FIG. 21, folding lines 22 and 23 are printed on the origami 21 for a square folding crane. The first folding line 22 is formed in a straight line along one diagonal line, and the second folding line. The reference numeral 23 extends from the four corners along an intermediate line obtained by dividing the angle formed by each diagonal line and the four sides 21a, and is formed in a V shape by being joined at line segments of equal length.

FIG. 23 shows a state in which the apex is folded upward, and FIG. 24 shows a state in which the mountain-shaped portion 25 where the apex is located is viewed from the other side. At that time, as the upper and lower landmarks 24 appearing in FIG. 23, the horizontally written peace character 24a appears, and as the upper and lower landmarks 24 appearing in FIG. 24, the horizontally written prayer characters 24a appear.

Furthermore, FIG. 25 thru | or 28 shows another embodiment of the origami for paper cranes based on this invention.
In FIG. 25, folding lines 32 and 33 are printed on the origami 31 for a square folding crane. The first folding line 32 is formed in a straight line along one diagonal line, and the second folding line. 33 extends from the four corners along an intermediate line obtained by dividing the angle formed by each diagonal line and the four sides 31a, and is formed in a V shape by being joined at line segment positions of equal length.
As shown in FIGS. 25 and 26, the four sides 31a are printed with characters 34a that are vertically written two-letter words when arranged as upper and lower marks 34.
FIG. 27 shows a state in which the vertex is folded upward, and FIG. 28 shows a state in which the mountain-shaped portion 35 where the vertex is located is viewed from the other side. At that time, vertically written peace characters 34a appear as upper and lower landmarks 34 shown in FIG. 27, and vertically written prayer characters 34a appear as upper and lower landmarks 34 appearing in FIG.

The origami paper for folded paper crane of the present invention is a folded paper 11, 21, 31 for square folded paper on which folding lines 12, 13, folding lines 22, 23, and folding lines 32, 33 indicating the folding position are printed. One fold line 12, 22, 32 is formed in a straight line along one diagonal line, and the second fold line 13, 23, 33 includes each diagonal line and four sides 11a, 21a, 31a from the four corners. It extends along a divided intermediate line and is formed in a V shape by joining at equal line segment positions.
Moreover, the feature of the present invention is not limited to the folding papers 13, 23 and 33 for folded paper cranes on which the folding lines 12 and 13 indicating the folding position, the folding lines 22 and 23, and the folding lines 32 and 33 are printed. The upper and lower marks 14, 24, 34 are printed at intermediate positions on the four sides 11a, 21a, 31a.
In the origami folding paper configured as described above, for example, in a bundle of origami papers with one lot of 100 sheets, for example, only about 5 to 20 sheets, folding lines 12 and 13, folding lines 22 and 23, folding lines 32 and 33, and The upper and lower marks 14, 24, and 34 are printed, and the number of subsequent sheets may be folded by making use of the experience by familiarizing them while folding the number.

11 Origami for folding crane 11a Four sides 12 First fold line 13 Second fold line 13a Vertex 14 Top and bottom marks 14a Half-divided heart shape 15 Mountain-shaped portion 16 Fold line 17 Embossing line 17a Perforation line 17b Embossing groove 21 Origami for paper crane 21a Four sides 22 First fold line 23 Second fold line 24 Vertical mark 24a Horizontally written character 25 Mountain-shaped portion 31 Origami for paper crane 31a Four sides 32 First fold line 33 Second fold Line 34 Top and bottom mark 34a Vertically written character 35 Yamagata site

Claims (3)

A folding paper for a square paper crane on which a folding line indicating a folding position is printed, wherein the first folding line is formed in a straight line along one diagonal line, and the second folding line is connected to each diagonal line from the four corners. It extends along an intermediate line that divides the angle formed by two sides, and is formed in a V shape by joining at equal segment positions, and upper and lower marks are printed at the intermediate position of the four sides. Origami for paper cranes that is characterized by being. 2. The origami paper for a folding crane according to claim 1, wherein the folding line indicating the folding position is formed not only with printing but also with an embossing line that improves folding ease. 3. The upper and lower landmarks printed at the middle positions of the four sides are selected from left-right symmetric and asymmetric upper and lower heart shapes, other symbol marks, figures, and characters. Origami for paper cranes.

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