JPH0369988A - image display element - Google Patents

Abstract

PURPOSE:To provide the display surfaces of >=5 numbers by connecting the plural display plates relatively turnably with each other to an endless form and providing a display plate link put on a pair of front and rear rotation guiding members so that one of a pair of the front and rear rotation guiding members is rotationally driven. CONSTITUTION:This element is constituted of a pair of the rotation guiding members 9, 7, the sections of which have an n-gon shape and the display plates 5A to 5E of the number of sheets which is >=n+1 and is not integer times the n. At least one thereof are constituted of transparent plates. These display plates 5A to 5E are connected relatively turnably with each other to the endless form. The display plate link 5 put on a pair of the front and rear rotation guiding members 9, 7, etc., are provided, wherein n is n=3, 4,.... At least either of a pair of the front and rear rotation guiding members 9, 7 are rotationally driven by a driving means 11. The element is provided with >=5 numbers of the display surfaces in this way and the expression contents of the panel type display device are increased.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an image display element constituting a panel type display device that is installed indoors or outdoors and displays various advertising information by forming images such as characters or figures. It is related to.

[Prior Art] Conventionally, as a panel type display device as described above, one disclosed in, for example, Japanese Patent Laid-Open No. 59-65890 is known. The display device disclosed in this publication is constructed by arranging a large number of display elements vertically and horizontally.

Each display element has a rectangular frame-shaped display surface having four display surfaces with different colors, and by rotating the display surface using a permanent magnet motor mechanism installed inside the display surface, the display area on the front side can be displayed. The display screen is arranged to display a desired color. In the display device, images such as various characters or figures can be expressed by rotating the display face of each display element and changing the combination of display colors.

[Problems to be Solved by the Invention] However, in the display element, due to its mechanism, at most 4
Since only one display surface can be provided, the display element 1
At most, only four display colors can be set for each display, which limits the content of expression as a panel-type display device.

This invention has been made in view of the above-mentioned circumstances, and its object is to provide an image display element that is equipped with five or more display surfaces and that can assist in the content expressed by a panel type display device. It is about providing.

[Means for Solving the Problems] In order to achieve the above object, the present invention includes a display frame that forms a display area on the front side, a display frame that is rotatably supported on the display area side of the display frame, The cross section is n (n=3.4
．． ...) A first rotation guide member having a rectangular shape and displaying a color different from the other surfaces on each side, and a first rotation guide member rotatably supported on the rear side of the display frame and having a cross section of n ( n=3.4
．． ...) a second rotation guide member having a square shape;
The number of display boards is (n+1) or more and not an integral multiple of n, at least one of which is made of a transparent board, and these display boards are connected to each other so as to be relatively rotatable to form an endless shape, with a pair of front and rear display boards. It consists of a display board link hung on a rotation guide member, and a drive means for rotationally driving one of a pair of front and rear rotation guide members.

[Operation] Therefore, by operating the driving means, the cross section becomes n
(n-3, 4,...) At least one of a pair of square rotation guide members is rotationally driven, and an endless display board link having a plurality of display boards is moved relative to each other between the circumferential rotation guide members. The display board is sequentially moved while being rotated, and at least one of each display board is displayed in the display area.

By arranging the transparent plate of the display board link corresponding to the display area, the color of one surface of the first rotation guide member is displayed through the transparent plate. Furthermore, by moving the display plate link one more turn from this display state and placing the same transparent plate again in correspondence with the display area, the other one of the first rotation guide members can be moved through the same transparent plate. Different colors of faces are displayed.

[Example] Hereinafter, an example embodying the present invention will be described in detail with reference to the drawings.

FIG. 10 shows a panel type display device 1, which is composed of a large number (for example, 20,000 or more) of image display elements 3 arranged vertically and horizontally within a storage case 2.

As shown in FIG. 3, each image display element 3 includes a display frame 4 having a U-shape in plan, with side plates 4a on both left and right sides, and an open front side and both upper and lower sides. The side is the display area S. In this display frame 4, there are a plurality of (five in this case) display boards 5A, 5.
B, 5C.

5D and 5E are connected to each other via a hinge 6 so as to be able to rotate relative to each other to form an endless display board link 5. Each of the display boards 5A to 5E of this display board link 5 is arranged in the length direction, and each of the four display boards 5A to 5D has a non-transparent display surface 5a decorated with a different color, and the remaining one Only the display board 5E is a transparent board.

1st. As shown in FIG. 2, a drive rotary plate 7 serving as a second rotation guide member having a polygonal cross section (in this case, an equilateral triangular shape) is supported on the rear side (right side in the drawing) of the display frame 4. It is rotatably supported around a shaft 8. In addition, the display frame 4
On the display area S side, that is, on the front side (left side in the drawing), a driven rotary cylinder 9 serving as a first rotation guide member having a polygonal cross section (in this case, an equilateral triangular shape) rotates around a support shaft 10. movably supported. As shown in FIG. 1.2.4, three different side surfaces 9a, 9b9c of the driven rotary barrel 9 are painted with different colors. The endless display plate link 5 is hung from the pair of drive rotary plate 7 and driven rotary cylinder 9.

In this embodiment, the number of angles is "3" for the drive rotary plate 7 and the driven rotary cylinder 9, which have equilateral triangular cross sections as described above.
The number of sheets that is greater than `` and is not an integral multiple of the same angle number ``3''
A display board link 5 having display boards 58 to 5E of 5" is hung.

The drive rotary plate 7 is disposed so as to correspond to the center position in the width direction of the display board link 5, and the driven rotary cylinder 9 is disposed so as to correspond to substantially the entire width of the display board link 5. In addition, a semicircular engagement recess 7a is formed at the center of each side of the drive rotary plate 7, and a semicircular engagement recess 7a is formed at the center of each side surface 9a to 9c of the driven rotation cylinder 9, and the length is equivalent to that of the engagement recess 7a. An engagement hole 9 having
d is formed. On the other hand, a retaining protrusion 5b that can be engaged with the engaging recess 7a and the engaging hole 9d of the drive rotary plate 7 and the driven rotary tube 9 is formed on the inner surface of each of the display plates 5A to 5E. A portion of these engaging protrusions 5b always engages with the engaging recess 7a and the engaging hole 9d, thereby preventing the display board link 5 from being misaligned with the drive rotary plate 7 and the driven rotary tube 9. Ru.

Further, in order to avoid mutual interference when the drive rotary plate 7 and the driven rotary cylinder 9 rotate, as shown in FIG.
, 9 are formed in an arc shape.

1st. As shown in FIG. 2, a pulse motor 11 capable of forward and reverse rotation serves as a driving means for rotationally driving the drive rotary plate 7.
is fixed to the display frame 4 on one side of the rotary plate 7, and its output shaft 11a is drivingly connected to the support shaft 8. and,
When the pulse motor 11 is driven and its output shaft 11a rotates by a predetermined amount, the driving rotary plate 7 is rotated by a predetermined amount integrally with the support shaft 8.

Next, in the image display element 3 configured as described above,
The operation when changing the display surface 5a of the display board link 5 will be explained with reference to FIGS. 6 to 9. In addition, Figures 6 to 9
The figure shows only the relationship between the driving rotary plate 7, the driven rotary cylinder 9, and the display plate link 5.

First, when the entire display board link 5 forms a side pentagon as shown in FIG. 6, one display board 5A is vertically arranged corresponding to the display area S, and one color corresponding to the display board 5A is displayed. only is displayed on the display surface 5a.

In this state, when the pulse motor 11 is driven to rotate the driving rotary plate 7 by 30 # in the direction of the arrow, each display plate 5
8 to 5E are moved around in the same direction. Then, the entire display board link 5 makes a link movement and deforms into a trapezoidal shape as shown in FIG. It will be tilted to the right side.

Subsequently, when the pulse motor 11 is driven to rotate the driving rotary plate 7 by 60° in the direction of the arrow, each display plate 5A to 5E is rotated based on the engagement between the driving rotary plate 7 and the display plate link 5. They are moved around in the same direction.

Then, the entire display board link 5 moves and deforms into a trapezoidal shape as shown in FIG. 8, and the next display board 5E tilts forward in correspondence with the display area S, that is, to the left in the figure. state.

Then, when the pulse motor 11 is driven to further rotate the driving rotary plate 7 by 30'' in the direction of the arrow, each of the display plates 5A to 5
E is moved around in the same direction.

Therefore, the entire display board link 5 moves and deforms into a pentagonal shape as shown in FIG. 9, and the next display board 5E is vertically arranged in the display area S. And this display board 5E
Since it is a transparent plate, the color applied to the side surface 9c of the driven rotary cylinder 9 corresponding to and in contact with the display plate 5E is displayed in the display area S via the display plate 5E. That is, the display color of the display plate 5A is changed to the display color of the side surface 9c of the driven rotary cylinder 9.

Similarly, by moving the display board link 5 around while making a link movement, each of the following display boards 5D5C, 5B, 5
A are sequentially arranged in the display area S, and the colors of the display surfaces 5a are sequentially displayed. Then, from the state in which the color of the side surface 9c is displayed in correspondence with the transparent display board 5, as shown in FIG. 9, the display board link 5 is moved one more turn to display the transparent display board 5E again When placed in correspondence with the display area S, the next side surface 9b comes into contact with the display board 5E, and its color is displayed in the display area S.

As described above, in the image display element 3 of this embodiment, an endless display board link 5 consisting of five displays + Jij 5A to 5E is disposed so as to be movable around the display frame 4, and four displays The display surfaces 5a of the plates 5A to 5D are painted in different colors, and the remaining display plate 5E is a transparent plate, and each side surface 9a to 9C of the driven rotary tube 9 is painted in a different color. Therefore, by arranging each of the display boards 5A to 5D in the display area S, each of these four colors can be displayed, and by arranging the remaining display board 5E in the display area S, the driven rotary cylinder 3 on each side 9a to 9c of 9
Can display two colors.

Therefore, unlike the conventional display element having four display surfaces, one image display element 3 can be provided with a maximum of seven display colors, increasing the expressive content of the panel-type display device 1. I can do it. Also, display board link 5
In addition, each side surface 9a of the driven rotary cylinder 9 located inside the
9c are also colored, so the size of the image display element 3 itself can be made small considering the number of colors that can be displayed.

Note that this invention is not limited to the above embodiments,
The present invention can be implemented as follows by changing a part of the structure as appropriate without departing from the spirit of the invention.

(1) In the above embodiment, the display board link 5 consisting of a total of five display boards 5A to 5E was provided hanging between the pair of drive rotary plate 7 and driven rotary cylinder 9. As shown in the figure, the distance between the pair of drive rotary plate 7 and driven rotary cylinder 9 is expanded to provide a total of seven display plates 12A, 12B, 12C.
, 12D, 12E, 12F, and 12G may be hung. Further, a display board link may be provided by hanging a display board link consisting of seven or more display boards that are larger than the number of angles of the driving rotary plate 7 and the driven rotary tube 9 and are not an integral multiple of that number.

(2) In the above embodiment, the driving rotary plate 7 and the driven rotary cylinder 9
Although each is formed to have an equilateral triangular cross section, it may be formed to have another polygonal shape.

(3) In the above embodiment, only one of the display plates 5A to 5E is a transparent plate, but two or three display plates may be transparent plates.

[Effects of the Invention] As detailed above, according to the present invention, it is possible to provide an excellent effect of being able to increase the display content of a panel type display device by providing five or more display surfaces. do.

[Brief explanation of drawings]

FIG. 1 is a partially cutaway side view of an image display element showing an embodiment of the present invention, FIG. 2 is a partially cutaway plan view of the image display element, and FIG. 3 is a perspective view of the image display element. 4
The figure is a perspective view of the driven rotating cylinder, Figure 5 is a partially cutaway side view showing the shape of the apex portion of the driving rotating plate and the driven rotating plate, and Figures 6 to 9 are display board links when changing the display surface. 10 is a perspective view showing a panel type display device, and FIG. 11 is a side view showing the main parts of an image display element in another embodiment embodying the present invention. 4... Display frame body, 5, 12... Display board link, 5A
~5E, 12A~12G...Display plate, 7...Drive rotary plate as a second rotation guide member, 9...Followed rotary cylinder as a first rotation guide member, 93~9c... side,
11...Pulse motor as a driving means, S...Display area.

Claims (1)

[Claims] 1. A display frame (4) forming a display area (S) on the front side; a display frame (4) rotatably supported on the display area (S) side, and having a cross section of n. (n=3, 4, . . .) a first rotation guide member (9) having a rectangular shape and displaying a color different from the other surfaces on each surface (9a to 9c); and the display frame. a second rotation guide member (7) rotatably supported on the rear side of the body (4) and having an n (n-3, 4,...) square cross section; The number of display boards that is not an integral multiple of n (
5A to 5E, 12A to 12G), at least one of which is composed of a transparent plate, and these display boards (5A to 5E
, 12A to 12G) connected to each other so as to be relatively rotatable to form an endless shape, and hung on the pair of front and rear rotation guide members (9, 7); An image display element comprising: a drive means (11) for rotationally driving at least one of the rotation guide members (9, 7).