JP2005074719A - Decorative plate having three-dimensional effect and three-dimensional decorative body using the decorative plate - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a decorative plate abounding in decorativeness and also unexpectedness and an artistic quality. <P>SOLUTION: A plurality of photographic images X, Y and Z are divided into a number of linear zones x, y and z in a longitudinal or lateral direction by a computer processing. These linear zones x, y and z of the different photographic images are arranged in sequence and printed on one photographic sheet 13. A transparent lenticular lens 11 constituted of an aggregate of semicylindrical lenses 12 of which the pitch and the direction are conformed to linear zone groups 15 is stuck on the sheet. In the decorative plate thus constituted, besides, a transparent or semitransparent sheet 14 is used as a printing substrate of the photographic sheet 13, while one of the photographic images is made a non-image 33 having no image, and the non-image 33 being transparent or semitransparent is made to appear, with extinction of a real image, by tilting an image plane or by changing the line of a glance. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a decorative plate having a three-dimensional effect and a three-dimensional decorative body using the decorative plate.

Conventionally, as a decorative body whose pattern or color changes depending on the viewing angle, or a decorative body that makes a flat sheet feel a three-dimensional effect, one using a lenticular plate formed with a lens having a cross-sectional shape is known. (For example, refer to Patent Document 1).
JP-A-8-234335 (first page, FIG. 1)

  In this type of 3D image sheet, a plurality of photographic images are preliminarily divided into a large number of linear bands in a vertical direction or a horizontal direction by computer processing, and the linear bands of these different photographic images are arranged in order. A transparent lenticular lens consisting of a collection of kamaboko-shaped lenses with the linear band pitch and direction aligned is pasted on it, and multiple images are superimposed by the lens action of this lenticular lens. By combining them, they appear to be combined at a normal visual distance, and a three-dimensional appearance appears in the image, or the image changes by tilting the screen.

  Conventional 3D image sheets have been used in various fields because, as described above, a three-dimensional appearance appears in the image by the lens action of the lenticular lens, or the image changes by tilting the screen. Therefore, there is a demand for realization of a decorative body rich in surprise and artisticity as well as decorativeness.

  The present invention has been made to meet such demands, and one of its purposes is to provide a decorative plate that is rich in unexpectedness and artistry as well as decorativeness. Another object is to provide a three-dimensional decorative body using the decorative plate.

In order to achieve the above object, the present invention is configured as follows.
The decorative board of the present invention divides a plurality of photographic images into a large number of linear bands in a vertical direction or a horizontal direction by computer processing, and arranges the linear bands of these different photographic images in order and prints them on a single photographic sheet. A transparent or semi-transparent sheet is used as a printing substrate for the photographic sheet in a decorative plate on which a transparent lenticular lens made of an assembly of kamaboko-shaped lenses whose pitch and direction are aligned with each other is attached. At the same time, one of the photographic images is formed as an imageless image, and the screen is tilted or the line of sight is changed so that the actual image disappears and a transparent or translucent imageless image appears.

In the decorative plate of the present invention, the lenticular lens is formed by injection molding, silk printing, extrusion sheet molding, or hot thickness press molding.
In addition, the decorative board of the present invention includes a lighting device, and increases the stereoscopic effect of the image.

  On the other hand, the decorative body of the present invention is a decorative body composed of right-angled hexahedrons, wherein the four side surfaces excluding the ceiling are formed by the decorative plate according to claim 1, and the lenses of the lenticular lens of the decorative plate are the same. It is characterized by being directed in the direction.

  In the decorative body of the present invention, the ceiling portion is formed by the decorative plate according to claim 1, and the lenticular lens of the decorative plate is oriented in the diagonal direction of the ceiling portion.

  Further, the decorative body of the present invention divides the ceiling portion into two areas on the first diagonal line and two areas on the second diagonal line orthogonal to the first diagonal line, and lenticulars in these four areas. The lens is directed in a direction perpendicular to each diagonal line.

In the decorative body of the present invention, the lenticular lens on the ceiling is concentric.
Further, the decorative body of the present invention is formed by a number of convex lens-like protrusions in which the lens portion of the ceiling portion is arranged like a grid.

In the decorative body of the present invention, the lenticular lens or convex lens-shaped protrusion is formed by injection molding, silk printing, extrusion sheet molding, or hot thickness press molding.
In addition, the decorative body of the present invention includes a lighting device and increases the stereoscopic effect of the image.

The decorative board of the present invention divides a plurality of photographic images into a large number of linear bands in a vertical direction or a horizontal direction by computer processing, and arranges the linear bands of these different photographic images in order and prints them on a single photographic sheet. A transparent or semi-transparent sheet is used as a printing substrate for the photographic sheet in a decorative plate on which a transparent lenticular lens made of an assembly of kamaboko-shaped lenses whose pitch and direction are aligned with each other is attached. At the same time, one of the photographic images has no image, and the screen is tilted or the line of sight is changed so that the actual image disappears and a transparent or translucent no image appears. In addition to improving decorativeness, it can be expected to arouse curiosity due to its unexpectedness and artistry.
Moreover, the decorative board of this invention can increase the three-dimensional effect of an image further by comprising a lighting fixture.

On the other hand, the decorative body of the present invention is a decorative body composed of right-angled hexahedrons, wherein the four side surfaces excluding the ceiling are formed by the decorative plate according to claim 1, and the lenses of the lenticular lens of the decorative plate are the same. Since it is oriented in the direction, when viewed from diagonally above, the images on at least two sides are linked, not only improving the decorativeness compared to the conventional, but also surprising and artistic, curiosity It can be expected to arouse.
Moreover, the decorative body of this invention can increase the three-dimensional effect of an image further by comprising a lighting fixture.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
First, a decorative plate according to the present invention will be described, and then a box-shaped decorative body formed from the decorative plate will be described.

  As shown in FIG. 2, the decorative plate 10 of FIG. 1 is composed of a transparent lenticular lens 11 made up of an assembly of lens-shaped lenses 12, and a single photographic sheet 13 attached to the back surface (back surface). Yes.

  As shown in FIGS. 2 and 3, the photographic sheet 13 is composed of, for example, a large number of linear strips (not shown) in the vertical direction by computer processing of three photographic images X, Y, and Z having different designs (pictures). These three different photographic image X, Y, and Z linear bands x, y, and z are sequentially arranged and printed on one side of one transparent or translucent sheet 14.

When the photographic sheet 13 is attached to the back surface of the lenticular lens 11, the pitch P ₂ and the direction of the linear band group 15 including the three linear bands x, y, and z are set to the lens 12 of the lenticular lens 11. The pitch P ₁ is made to coincide with the direction. As an adhesive for attaching the photographic sheet 13 to the back surface of the lenticular lens 11, a colorless and transparent adhesive is desirable.

  The feature of the present invention is that, as shown in FIGS. 2 and 3, one photographic image is a non-image without a real image. As in the present invention, when a single photographic image is a non-image with no real image, as shown in FIG. 4, when the decorative plate 10 is viewed from the first viewpoint a, as shown in FIG. When the first photographic image X, that is, the composite image 31 of the oval part 21 and the bell part 22 and the inverted U-shaped part 23 appears, and subsequently viewed from the second viewpoint b, FIG. Thus, the second photographic image Y, that is, the oval portion 21 and the bell portion 22 disappear, and a single image 32 of only the inverted U-shaped portion 23 appears, and subsequently, from the third point c. When viewed, as shown in FIG. 7, the third photographic image Z, that is, the inverted U-shaped portion 23 disappears and a non-image 33 without a real image appears.

  Therefore, it becomes rich not only in decorativeness but also in surprisingness and artistry. In addition, it can be applied to a wide range of fields by taking advantage of its characteristics.

As a cross-sectional shape of the convex lens of this lenticular lens, for example, a semicircular shape, a semielliptical shape, a trapezoidal shape, and the like are desirable.
The lenticular lens is desirably molded by, for example, injection molding, silk printing, extrusion sheet molding, or hot thickness press molding.

Moreover, as a raw material of a lenticular lens, a vinyl chloride resin, an acrylic resin, polyester, a polypropylene etc. are preferable, for example.
Moreover, as a raw material of a printing sheet, a vinyl chloride resin, an acrylic resin, polyester, a polypropylene etc. are preferable, for example.

  Moreover, as shown in FIG. 4, the three-dimensional effect of an image can be increased by providing the lighting fixture 41 on the back side of the decorative board 10. In addition, the decorativeness can be changed by providing a plurality of lighting fixtures with different colors.

Subsequently, a box-shaped decorative body formed using the decorative plate will be described.
As shown in FIG. 8, the decorative body 50 of the present invention is formed in a hollow rectangular parallelepiped shape that is one of right-angled hexahedrons, and the four side surfaces 52 except the ceiling 51 are formed by the decorative plate 10 already described. Has been. In addition, the decorative body 50 directs the lenses of the lenticular lenses on the four side surface parts 52 excluding the ceiling part 51 in the vertical direction as indicated by arrows.

  On the other hand, the ceiling portion 51 directs the lens of the lenticular lens in the diagonal direction of the ceiling portion 51 as indicated by an arrow. In addition, the ceiling 51 has a photographic image S of a photographic sheet 53 to be pasted on the back of the lenticular lens 11 as shown in FIG. 9, for example, a donut-shaped photographic image 62 having a circular blank portion 54 at the center. And a non-image 63 without a real image.

  Then, as shown in FIG. 9, when the decorative body 50 of the present invention is viewed from the obliquely upper viewpoint d or e, the images 31, 32, 62 on the three surfaces of the ceiling portion 51 and the two side surfaces 52a, 52b are linked. Looks like.

  That is, the ceiling 51 has a circular blank 54 at the center, the first side 52a has an inverted U-shaped image 23, and the second side 52b has an oval 21 and a bell. 22 and an inverted U-shaped portion 23 composite image 31 appears.

  As shown in FIG. 11, when the viewpoint is moved to the viewpoints f and g, the circular blank portion 54 of the ceiling portion 51 disappears, and the images of the first and second side surfaces 52a and 52b are linked.

Various modifications can be considered for the lens portion of the ceiling.
That is, as shown in FIG. 10A, the ceiling portion 51 is divided into two areas 72 and 73 on the first diagonal line 71 and two areas 75 and 76 on the second diagonal line 74 orthogonal to the first diagonal line 71. The same effect can be expected by directing the lenses of the lenticular lenses in these four areas in directions orthogonal to the individual diagonal lines 71 and 74 as indicated by arrows.

Also, as shown in FIG. 10B, the same effect can be expected even if the lens 12 of the lenticular lens 11 is concentric.
Further, as shown in FIG. 10C, the same effect can be expected even when a large number of convex lens-shaped protrusions 55 are arranged like a grid.

The lenticular lens and the convex lens-shaped protrusion are desirably formed by, for example, injection molding, silk printing, extrusion sheet molding, or hot thickness press molding.
In the present invention, an illumination tool (not shown) is provided in the box-shaped decorative body 50 so as to increase the stereoscopic effect of the image.

  In the above description, a case has been described in which a plurality of photographic images are divided into a large number of linear bands in the vertical direction by computer processing, and the linear bands of these different photographic images are sequentially arranged and printed on one photographic sheet. For example, a plurality of photographic images may be divided into a large number of linear bands in the horizontal direction by computer processing, and the linear bands of these different photographic images may be arranged in order and printed on a single photographic sheet.

In addition, the box-shaped decorative body is enlarged to create a room for people to enter, and images are linked even when a wall surface, that is, a decorative board is viewed from the inside.
In addition, after printing an image on the back of a thin lenticular lens, the two sides are linked even if they are made in the same way as making a dice.

  The decorative plate and decorative body of the present invention are used for furniture such as chairs, tables, and counters, miscellaneous goods such as straps and decorative accessories, signboards such as electric decorations, household appliances such as fluorescent umbrellas, and stationery such as cases. Useful for.

It is a front view of the decoration board which concerns on this invention. It is FIG. 1A-A 'sectional drawing. It is creation explanatory drawing of a synthesized image. It is a principle figure in which an image changes with viewpoints. It is a front view of a composite image. It is a front view of a single image. It is a front view of a non-image without a real image. It is a perspective view of a decoration object concerning the present invention. It is creation explanatory drawing of the synthesized image of a ceiling part. It is a modification of the lens part of a ceiling part, (a) The example which crossed the diagonal line with the lenticular lens, (b) The example which the lenticular lens made concentric form, (c) The example which made it the convex lens-shaped protrusion. It is explanatory drawing from which an image changes with viewpoints.

Explanation of symbols

X, Y, Z Photographic image x, y, z Linear strip 11 Transparent lenticular lens 12 Kamaboko-shaped lens 13 Photo sheet 14 Transparent or translucent sheet 15 Linear strip group 33 No image without image

Claims (10)

  A plurality of photographic images are divided into a large number of linear bands in the vertical or horizontal direction by computer processing, and the linear bands of these different photographic images are arranged in order and printed on a single photographic sheet, on which the linear bands are printed. In a decorative plate to which a transparent lenticular lens composed of an assembly of lens-shaped lenses with the pitch and direction of the group aligned is used, a transparent or translucent sheet is used as a printing substrate for the photographic sheet, and one of the photographic images Decorative plate with no image, and the actual image disappears by tilting the screen or changing the line of sight so that a transparent or translucent no image appears.   The decorative plate according to claim 1, wherein the lenticular lens is formed by injection molding, silk printing, extrusion sheet molding, or hot thickness press molding.   The decorative board according to claim 1, further comprising an illuminator to increase the stereoscopic effect of the image.   A decorative body comprising right-angled hexahedrons is characterized in that four side surfaces other than the ceiling are formed by the decorative plate according to claim 1, and the lens of the lenticular lens of the decorative plate is directed in the same direction. To decorate.   The decorative body according to claim 4, wherein the ceiling portion is formed by the decorative plate according to claim 1, and the lenticular lens of the decorative plate is oriented in a diagonal direction of the ceiling portion.   The ceiling is divided into two areas on the first diagonal line and two areas on the second diagonal line orthogonal to the first diagonal line, and the lenticular lenses in these four areas are orthogonal to the individual diagonal lines. The decorative body according to claim 5, wherein the decorative body is oriented toward the surface.   The decorative body according to claim 5, wherein the lenticular lens in the ceiling is concentric.   The decorative body according to claim 5, wherein the lens portion of the ceiling portion is formed by a number of convex lens-shaped protrusions arranged like a grid.   The decorative body according to any one of claims 4 to 8, wherein a lenticular lens or a convex lens-shaped projection is formed by injection molding, silk printing, extrusion sheet molding, or hot thickness press molding. The decorative body according to claim 4, further comprising an illuminator to increase the stereoscopic effect of the image.

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