JP3199118U - Document folder - Google Patents

Abstract

Provided is a document folder which has a fascinating decoration that can be viewed stereoscopically, can be enjoyed easily, and can enjoy a three-dimensional pattern even when the document is stored. SOLUTION: A front sheet portion 11 and a back sheet portion 13 that is connected to an end portion of the front sheet portion and is arranged adjacent to the back surface of the front sheet portion are provided between the front sheet portion and the back sheet portion. The document folder 10 can hold a document, and the front sheet portion has a decoration portion 15 having a pattern drawn using anamorphosis, and the pattern of the decoration portion is the surface of the front sheet portion. On the other hand, it is configured to be viewed three-dimensionally when viewed from a predetermined angle other than the front. [Selection] Figure 1

Description

  The present invention relates to an improvement of a document folder that can hold a document.

  2. Description of the Related Art Conventionally, as a document folder, a folder that temporarily holds a document and protects it from dirt and scratches like a clear file has been used. Such a document folder can be used easily and is very inexpensive, and is also used by students and students as stationery.

  On the other hand, when students and students use it as stationery, it is not only easy to use as a storage tool and attractive in price, but also by using an interesting decoration such as a three-dimensional pattern. Can provide more purchase motivation.

  As such a document folder, for example, a clear holder with glasses of Patent Document 1 has been proposed. The clear holder with glasses of Patent Document 1 is printed with a picture taken with stereoscopic photography called anaglyph, and the picture is separated by separating the spectacles connected through the perforation and viewing the printed matter through the spectacles. Can be viewed three-dimensionally.

  As described above, the clear holder with glasses of Patent Document 1 has an interesting decorative feature that allows a three-dimensional view of a pattern as described above, while a technique called anaglyph corresponds to a lens for left and right eyes. Since glasses with red and blue colors were required, the 3D pattern could not be easily enjoyed.

  The inventor conducted a patent search from this point of view and confirmed Patent Document 2. When the document folder disclosed in Patent Document 2 is viewed in a state where the back and front sheets are overlapped by arranging the back and front of the design object so that they overlap the same position on the back sheet and the front sheet, respectively. Design objects can be viewed with a three-dimensional effect.

However, in the document folder as in Patent Document 2, for example, when a document is stored between a front sheet and a back sheet, a design object having a three-dimensional effect cannot be viewed.
Registered Utility Model No. 313371 Published Patent No. 9-309291

  Therefore, the present invention is based on such a conventional request, has an interesting decoration that can be viewed stereoscopically, is easy, and can display a 3D pattern even in a state where documents are stored. It is an object to provide a document folder that can be enjoyed.

  In order to solve the above-mentioned problem, in the document folder according to claim 1, a front sheet portion and a back surface provided adjacent to the back surface of the front sheet portion and connected to the end portion of the front sheet portion. A document folder that can hold a document between the front sheet portion and the back sheet portion, the front sheet portion having a pattern drawn using anamorphosis The design of the decoration part is configured to be seen three-dimensionally when viewed from a predetermined angle other than the front with respect to the surface of the front sheet part.

  Therefore, the document folder according to claim 1 has a decorative part provided with a pattern drawn using a design technique called anamorphosis in the front sheet part, and the design of the decorative part is the front table. Since it is configured to be viewed three-dimensionally when viewed from a predetermined angle other than the front with respect to the surface of the seat portion, when viewed from the front of the front seat portion, it is a distorted pattern. When viewed from an angle, you can see a three-dimensional pattern that rises.

  3. The document folder according to claim 2, wherein the front sheet portion and the back sheet portion are formed by folding at a middle portion in the length direction of one rectangular sheet, and one end portion in the length direction is joined by welding. The pattern of the decorative portion is drawn so as to have a scale larger than a normal pattern size in the length direction of the front sheet portion.

  Therefore, the document folder according to claim 2 is drawn so that the pattern of the decoration portion is drawn to a scale larger than a normal pattern size in the length direction of the front sheet portion. When viewed from the front of the front sheet with the direction up and down, it looks like a vertically distorted pattern, but it is possible to see a three-dimensional pattern that floats when viewed from a predetermined angle by shifting the viewpoint angle in the vertical direction. it can.

  In the document folder according to claim 3, the front sheet portion and the back sheet portion are formed of a transparent synthetic resin, and the design of the decorative portion is printed on the back surface of the front sheet portion. It is formed.

  5. The document folder according to claim 4, wherein the front sheet portion and the back sheet portion are each formed to a size that can accommodate an A4 size document, and the width of the front sheet portion. The open end in the direction is provided with a notch.

  The document folder according to claim 5, wherein the front sheet portion and the back sheet portion are formed of stretched polypropylene. The stretched polypropylene is called OPP and has excellent transparency.

  In the document folder according to claim 1 and 2, when viewed from the front of the front sheet portion, the pattern is distorted, but when viewed from a predetermined angle, it is interesting. Since it has a decoration and a three-dimensional pattern can be seen, a separate member for stereoscopic viewing is not necessary and can be enjoyed easily.

  Further, since the design of the decoration portion is drawn on the front sheet portion, it is possible to enjoy a three-dimensional design even when a document is stored.

  In the document folder according to claim 3, the front sheet portion is formed of a transparent synthetic resin, and the pattern of the decoration portion is printed on the back surface of the front sheet portion. The surface side of the sheet part can be finished in good touch with no unevenness due to printing.For example, even if the surface of the front sheet part is damaged by using it, the design of the decorative part is not damaged and is long. You can enjoy a three-dimensional pattern over a period of time.

  In the document folder according to claim 4, since a notch portion is provided at an open end portion in the width direction of the front sheet portion, the front sheet portion and the back sheet portion arranged adjacent to each other. When pulling apart, the front sheet part can be pulled apart by putting the finger on only the back sheet part by the notch part, so that the operation of storing documents can be easily performed.

  In the document folder according to claim 5, since the front sheet portion and the back sheet portion are formed of stretched polypropylene, the transparency is excellent, and the decorative portion disposed on the back surface of the front sheet portion. You can see the pattern more clearly. For example, when a document folder is placed on a table, the table surface looks clear as the background of the pattern, so that the pattern can be seen conspicuously.

FIG. 1 is a plan view showing an embodiment of a document folder according to the present invention, as viewed from the front with respect to the front sheet portion surface. FIG. 2 is a perspective view showing an embodiment of a document folder according to the present invention and showing a state in which a picture is viewed from the lower side with an angle of 15 degrees with respect to the front sheet surface. FIG. 3 shows an embodiment of a document folder according to the present invention, and is a cross-sectional view taken along line III-III in FIG.

  Hereinafter, a document folder according to the present invention will be described in detail based on an embodiment with reference to the drawings.

  As shown in FIG. 1, the document folder 10 according to the present invention is arranged adjacent to the front sheet portion 11 and the end portion 12 in the width direction of the front sheet portion 11 and adjacent to the back surface of the front sheet portion 11. A back sheet portion 13 is provided, and a document 21 can be sandwiched and stored between the front sheet portion 11 and the back sheet portion 13.

  As shown in FIG. 1, the front sheet portion 11 has a decoration portion 15 having a pattern 14 drawn using anamorphosis. In the present embodiment, the pattern 14 is composed of a soccer ball 14 a, a reference surface 14 b, and a soccer ball shadow 14 c and is drawn on the back side of the front sheet portion 11.

  The reference surface 14b is a reference surface for making the soccer ball 14a appear to be floating. As shown in FIG. 1, the soccer ball 14a is drawn by drawing a soccer ball shadow 14c on the reference surface 14b. It is drawn so as to appear to be floating with respect to the reference surface 14b.

  Here, anamorphosis is a kind of 3D trick art, also called a distorted picture, and shows one of the design techniques that allow you to see the normal shape by changing the angle of the distorted picture. ing.

  The soccer ball 14a is drawn on the open end 19 side in the length direction of the front seat portion 11, and the shadow 14c of the soccer ball is drawn in a horizontally long elliptical shape on the one end portion 16 side in the length direction. Further, the reference surface 14b is drawn in a plane quadrangular shape so as to straddle the soccer ball 14a and the soccer ball shadow 14c.

  As shown in FIG. 3, the pattern 14 of the decorative portion 15 is configured to be viewed three-dimensionally when viewed from a predetermined angle α other than the front with respect to the surface of the front sheet portion 11. The predetermined angle α in the present embodiment is about 15 degrees.

  As shown in FIGS. 1 and 2, the front sheet portion 11 and the back sheet portion 13 are formed by being folded at the middle portion in the length direction of one rectangular sheet, and the one end portion 16 in the length direction is joined by welding. Yes. The welded portion 20 is formed linearly along the width direction of the document folder 10 and is formed from the end portion 12 of the front sheet portion 11 to the open end portion 17 in the width direction.

  As shown in FIG. 1 or 2, the soccer ball 14 a, the reference surface 14 b, and the soccer ball shadow 14 c which are the patterns 14 of the decoration portion 15 are located above the reference surface 14 b in the length direction of the front seat portion 11. The ball 14a is distorted so as to have dimensions L1a, L1b, and L1c that are larger than the regular pattern dimensions La, Lb, and Lc that are formed so that the ball 14a appears to float.

  In the present embodiment, the scale dimensions L1a, L1b, and L1c of the picture 14 are drawn in a state where the regular picture dimensions La, Lb, and Lc are extended 1.25 times in the length direction of the front sheet portion 11. The width dimension of the pattern 14 is the same magnification.

  As shown in FIG. 3, the front sheet portion 11 and the back sheet portion 13 are formed of stretched polypropylene which is a synthetic resin having transparency, and the pattern 14 of the decoration portion 15 is printed on the back surface of the front sheet portion 11. It is formed by.

  As shown in FIGS. 1 and 2, the front sheet portion 11 and the back sheet portion 13 are each formed in a size that can accommodate an A4 size document 21. The open end 17 is provided with a notch 18.

  In the present embodiment, the notch 18 is formed in a substantially triangular shape, and the first notch 18a formed on the open end 19 side in the length direction is slightly larger than the size of the tip of the thumb. The second notch 18b is formed on the one end 16 side in the length direction and is formed smaller than the first notch 18a.

  Hereinafter, the operation of the document folder 10 according to the present embodiment will be described in detail with reference to the drawings.

  Since the document folder 10 according to the present embodiment is configured as described above, the document 21 is sandwiched and stored between the front sheet portion 11 and the back sheet portion 13 as shown in FIG. be able to. At that time, the front sheet portion 11 and the back sheet portion 13 can be easily separated and opened by placing a finger on the first notch 18a. Further, since the end portion 22 of the stored document is positioned in the first notch portion 18a, the end portion 22 of the document can be directly picked and taken out.

  Further, when the front sheet portion 11 and the back sheet portion 13 are separated from each other, the presence of the second cutout portion 18b can disperse the force applied to the welded portion 20 and prevent the welded portion 20 from peeling off.

  Next, regarding the decorativeness, as shown in FIG. 3, when viewed from the front of the front sheet portion 11, the user looks like a distorted pattern 14 drawn with a scale size of 1.25 times up and down. . On the other hand, when the pattern 14 is viewed from the lower side with an angle of about 15 degrees with respect to the surface of the front sheet portion 11, the soccer ball 14a, the reference surface 14b, The shadow 14c of the ball appears to have no distortion.

  Therefore, the soccer ball 14a can be viewed in three dimensions as if it floats above the reference plane 14b. Moreover, as shown in FIG. 3, since the soccer ball 14a, the reference surface 14b, and the soccer ball shadow 14c are printed on the back surface of the front sheet portion 11, the front side of the front sheet portion 11 has no unevenness due to printing. It can be finished in a good touch.

  Moreover, even if it is a case where the surface of the front sheet | seat part 11 is damaged by using, the pattern 14 of the decoration part 15 is not damaged directly. Since the soccer ball 14 a, the reference surface 14 b, and the soccer ball shadow 14 c are drawn on the front sheet portion 11, the document 21 is stored between the front sheet portion 11 and the back sheet portion 13. You can enjoy the three-dimensional pattern 14.

  The above-mentioned phenomenon that can be stereoscopically viewed is because the pattern 14 is viewed with a single eye, so that the viewpoint becomes one and the viewer cannot recognize the perspective more clearly than when viewed between both eyes. be able to. When shooting a moving image or still image with a camera, the same principle enables a clearer view.

  In the above-described embodiment, the pattern 14 drawn using anamorphosis is drawn in a state where the regular pattern dimensions La, Lb, and Lc are extended 1.25 times in the length direction of the front sheet portion 11. However, the present invention is not limited to this, and may be drawn in a state of being stretched in the width direction of the front sheet portion 11, or may be drawn in a diagonal direction.

  Further, when viewing from a direction other than the front surface of the front sheet portion 11, the distance between the viewpoint and the position of the pattern 14 and the angle of the viewpoint differ depending on the part of the pattern 14, and thus the scale is changed depending on the part of the pattern 14. Thus, a more effective decorative effect can be obtained.

  The document folder according to the present invention has industrial applicability because it can be widely used as a storage tool for temporarily storing documents by being manufactured and sold.

DESCRIPTION OF SYMBOLS 10 Document folder 11 Front sheet part 12 End part 13 Back sheet part 14 Pattern 14a Soccer ball 14b Reference plane 14c Soccer ball shadow 15 Decoration part 16 Length direction one end part 17 The width direction open end part 18 Notch part 18a Notch 18b Second notch 19 Open end 20 in length direction Welded part 21 Document 22 Edge of document

Claims (5)

A front sheet portion, and a back sheet portion arranged adjacent to the back surface of the front sheet portion, and sandwiching a document between the front sheet portion and the back sheet portion A document folder that can be
The front sheet portion has a decorative portion having a pattern drawn using anamorphosis, and the pattern of the decorative portion is viewed from a predetermined angle other than the front with respect to the surface of the front sheet portion. A document folder that is structured so as to appear three-dimensional.   The front sheet portion and the back sheet portion are formed by being folded at a middle portion in the length direction of one rectangular sheet, one end portion in the length direction is joined by welding, and the pattern of the decoration portion is the table. 2. The document folder according to claim 1, wherein the document folder is drawn so as to have a scale larger than a normal picture size in the length direction of the sheet portion.   The said front sheet | seat part and the said back sheet | seat part are formed with the synthetic resin which has transparency, and the pattern of the said decoration part is formed by printing on the back surface of the said front sheet | seat part. Document folder described.   Each of the front sheet portion and the back sheet portion is formed in a size that can accommodate an A4 size document, and a cutout portion is provided at an open end in the width direction of the front sheet portion. The document folder according to claim 3, wherein:   The document folder according to claim 3, wherein the front sheet portion and the back sheet portion are formed of stretched polypropylene.