JP2000010512A - Light emitting diode mounted display plate cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a display plate cover capable of further stressing the display contents of an existing display plate and adding other display contents while effectively utilizing this display plate by arraying plural light emitting diodes on a cover consisting of a transparent member, thereby forming the display by characters, graphics, symbols, etc. SOLUTION: The cover 1 is formed of a transparent and tough polyester sheet and is designed to be put on the arrow display plate 2 from above. An arrow 2b of a white bold arrow 2b on a red ground 2a is displayed on the arrow display plate 2. The plural red light emitting diodes 4,... are arrayed and mounted at the section corresponding to the arrow 2b of the arrow display plate 2 of the cover 1 in such a manner that the arrow of a fine character is formed. When the cover 1 is mounted at the arrow display plate 2 at this time, the cover 1 is transparent and the arrow 2b of the white bold arrow 2b is visually observed on the red ground 2a in the daytime. When the light emitting diodes 4,... are lighted or flickered in the night time, the arrow of the fine character glittering red is visible in relief on the white ground.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transparent cover to be mounted on a display panel such as a road sign, on which a light emitting diode is mounted.

[0002]

2. Description of the Related Art Conventionally, in order to change the display contents of a display board such as a road sign, a cover displaying different display contents may be attached. For example, it is used when the speed limit is temporarily changed.

Light emitting diodes are arranged along the arrows displayed on the arrow display board. The light emitting diodes are not lit during the daytime, but are blinked during the nighttime and the arrows are emphasized by blinking light. .

Further, a sheet in which a light emitting diode is mounted on an opaque retroreflective sheet has been patented by the present inventor in the past (Japanese Patent No. 301255).
issue).

[0005]

It is impossible with the above-mentioned prior art to further reinforce the display contents or add other display contents while utilizing the existing display plate.

That is, when a cover on which a different display content is displayed is mounted to change the display content of a display board such as a road sign, it is natural that the cover is opaque, and the cover is opaque. New content is displayed.

Further, when a light emitting diode is mounted on an arrow display panel and the light emitting diode flashes, the manufacturing cost is high, and mounting a light emitting diode on an existing arrow display panel requires a large modification cost. become.

Further, in the invention related to Japanese Patent No. 301212255, since the cover itself is opaque, the display contents of the display plate located on the back side cannot be seen from the front side.

The present invention has been made in view of the above-mentioned problems of the related art, and has a cover formed of a transparent member.
It is another object of the present invention to provide a light emitting diode mounted display panel cover capable of enhancing the display contents and adding other display contents.

[0010]

According to a first aspect of the present invention, there is provided a cover made of a transparent member mounted on a display board such as a road sign or the like, wherein characters, figures and symbols are formed by arranging a plurality of light emitting diodes. A display panel cover provided with a light-emitting diode, wherein a display by such as is formed.

In the present invention, since a plurality of light emitting diodes are arranged on a cover made of a transparent member, a display of characters, figures, symbols, etc. is formed.
The display contents of the display plate on which the cover is mounted can be visually checked, and by operating the light emitting diodes, the display contents such as characters, graphics, symbols and the like formed by the light emitting diode rows can also be visually checked. It becomes possible.

[0012] The second invention is based on the first invention, and the display of characters, figures, symbols, and the like formed by the arrangement of the light emitting diodes is similar to the display contents described on the display board. It is a display board cover.

In the present invention, the display of characters, figures, symbols, and the like formed by the arrangement of the light emitting diodes is similar to the display contents described on the display panel. Even when the displayed contents are difficult to see, the contents of the display panel can be clearly recognized by lighting the light emitting diode.

According to a third aspect of the present invention, based on the first aspect, the display of characters, figures, symbols, and the like formed by the arrangement of the light emitting diodes is irrelevant to the display contents described on the display panel. It is a mounting display plate cover.

In the present invention, the display of characters, figures, symbols, and the like formed by the arrangement of the light emitting diodes is irrelevant to the display contents described on the display panel. Content different from the content displayed on the display board can be displayed.

A fourth invention is based on any one of the first to third inventions, and the color of an electric wire for supplying power to the light emitting diode is the same as the color of a portion of the display panel which is a background of the electric wire. Alternatively, it is a light emitting diode mounting display panel cover of a similar color.

In the present invention, since the color of the electric wire for supplying power to the light emitting diode is the same or similar to the color of the background portion of the electric wire of the display panel, the electric power is supplied to the light emitting diode on the display panel. Even if there is an electric wire for supplying the electric power, the electric wire does not stand out and the display on the rear display panel does not become difficult to see.

The fifth invention is based on any one of the first to fourth inventions, and the light-emitting diode to which power is supplied is changed as needed, and the display of characters, figures, symbols, and the like formed by the light-emitting mode is performed. It is a light-emitting diode mounting display panel cover whose contents change.

In the present invention, the light-emitting diode to which power is supplied is changed as needed, that is, the display content of characters, figures, symbols, etc. formed by the light-emitting mode changes according to the change of the light-emitting diode. The display content displayed by the diode can be changed at any time.

For example, by arranging a large number of light emitting diodes in a matrix and selectively lighting them, a plurality of characters, numerals, and the like can be sequentially displayed as in an electric bulletin board.

The sixth invention is based on any one of the first to fifth inventions, wherein the color of the light emitted from the light emitting diode is the same as or similar to the color of the background portion of the light emitting diode on the display panel. Is a light emitting diode mounting display panel cover.

In the present invention, the color of light emitted from the light emitting diode is
Since the color of the display panel is the same or similar to the color of the background portion of the light emitting diode, the light emitting diode is turned on, so that the display of the background of the light emitting diode is emphasized and displayed.

A seventh invention is based on any one of the first to fifth inventions, and the light emission of the light emitting diode is different from the color of the background portion of the light emitting diode of the display panel. It is a diode mounting display panel cover.

In the present invention, the emission color of the light emitting diode is
Since the display panel has a color different from the color of the background portion of the light emitting diode, if the display content displayed by turning on the light emitting diode is different from the content originally displayed on the display panel, the difference is determined. Becomes clearer.

An eighth invention is based on any one of the first to seventh inventions, and is a light emitting diode mounting display panel cover in which a transparent ring is mounted around the light emitting diode.

In the present invention, since the transparent ring is mounted around the light emitting diode, the light emitted from the side surface of the light emitting diode is radiated forward through the ring.

A ninth invention is a light-emitting diode mounting display panel cover in which a transparent protective sheet is mounted on a front surface side of a light-emitting diode based on any one of the first to eighth inventions.

In the present invention, since the transparent protective sheet is mounted on the front surface side of the light emitting diode, the front side of the light emitting diode is sufficiently protected.

A tenth invention is a light emitting diode mounted display panel cover in which a protective sheet is mounted on the back surface side of a light emitting diode based on any one of the first to ninth inventions.

In the present invention, since the protection sheet is mounted on the back surface side of the light emitting diode, the wiring portion of the light emitting diode is protected.

[0031]

FIG. 1 is a front view of an embodiment of the present invention, showing a state before a cover is attached to a display panel. FIG. 2 is a front view of the embodiment of the present invention. The state after attaching a cover to a display board is shown.

FIG. 3 is a front view of another embodiment of the present invention, showing a state before the cover is mounted on the display panel. FIG. 4 is also a front view of the other embodiment of the present invention, and FIG. Shows the state after mounting on the display board.

FIG. 5 is a partially enlarged sectional view of a mounting portion of the light emitting diode to the cover.

FIG. 6 is a perspective view of an embodiment similar to the embodiment shown in FIG.

FIG. 7 is a partially enlarged sectional view of an embodiment similar to the embodiment of FIG.

In FIG. 1 and FIG.
The cover is made of a transparent and durable polyester sheet of about 2 mm to 0.3 mm, and has a structure to cover over the arrow display plate 2.

A solar cell 3 and a control circuit are mounted on the cover 1.

The arrow display board 2 has a white bold arrow 2b displayed on a red background 2a, and a thin arrow is formed in a portion of the cover 1 corresponding to the arrow 2b of the arrow display board 2. Are arranged and mounted as described above.

The electric wires 5 for supplying electric power to the respective light emitting diodes 4 are colored white in the same color as the arrow 2b of the arrow display panel 2.

Thus, as shown in FIG.
When the cover 1 is attached to the cover, the cover 1 is transparent.
In the daytime, a white bold arrow 2b is visually observed on a red background 2a.

At this time, as described above, the electric wires 5 for supplying power to the respective light emitting diodes 4 are inconspicuous because they are colored white, which is the same color as the arrow 2b of the arrow display panel 2. Is not annoying.

When the light-emitting diodes 4 are turned on or off at night, the red light rays emitted from the light-emitting diodes 4 cause thin red arrows shining in red on a white background.

Accordingly, the display effect can be sufficiently exhibited even at night.

As shown in FIG. 6, a plurality of red light emitting diodes 4 are formed on the cover 1 so that bold arrows are formed around the arrow 2a of the arrow display panel 2.
.. Can be arranged. In this case, a bold arrow glowing red emerges on a red background.

In this case, since the background of the electric wire 5 is red, the electric wire 5 is colored red.

Further, a red bold arrow is displayed on the arrow display board 2 on a white background, and a plurality of bold arrows are formed on the cover 1 so as to surround the arrow of the arrow display board 2. It is also possible to mount the red light emitting diodes 4.

Next, the embodiment shown in FIGS. 3 and 4 will be described.

In this embodiment, the cover 8 on which the light emitting diode groups 7, 7 in which fine light emitting diodes used in a small electronic signboard are arranged in a matrix is mounted on the reduced width display panel 6. It is of the type to be covered.

As shown in FIG. 4, the cover 8 is mounted on the reduced width display panel 6 and the light emitting diode groups 7, 7 are selectively illuminated as appropriate to display the reduced width display panel 6, as shown in FIG. It is possible to display the character "slow", which is not directly related to the content.

Further, for example, it is possible to display these characters as "width" first and then as "decrease".

FIG. 5 is a partially enlarged sectional view of a mounting portion of the light emitting diode 4 to the cover 1. An appropriate through hole 10 is formed in the transparent polyester sheet 9, and the through hole 1 is formed.
A transparent ring 11 made of a hard plastic is fixed to 0, and the head of the light emitting diode is fitted into the ring 11.

As described above, when the light emitting diode 4 is mounted on the thin polyester sheet 9 via the ring 11, the light emitting diode 4 is securely fixed to the polyester sheet 9 and the light emitted from the side surface of the light emitting diode 4 is As shown by the arrows in the drawing, the light is efficiently radiated forward through the ring 11.

As the light emitting diode, not only red one but also yellow one and other colors can be used.

As shown in FIG. 7, the ring 11 may be formed in a donut shape, and a transparent protective sheet 13 may be mounted on the surface of the light emitting diode 4.

As described above, when the transparent protective sheet 13 is mounted on the front side of the light emitting diode 4, the front side of the light emitting diode 4 is sufficiently protected without dimming.

Further, a transparent protective sheet 13 may be attached to the back surface of the light emitting diode 4.

As described above, when the protection sheet 12 is also attached to the back surface side of the light emitting diode 4, the wiring portion and the like of the light emitting diode 4 are protected, and short circuit and electric leakage do not occur.

Although the embodiments are all mounted on a display device provided on a road, they can also be used as general signboards and display boards, and can be mounted on wall surfaces of buildings and automobiles. is there.

[0059]

According to the first aspect of the present invention, a plurality of light emitting diodes are arranged on a cover made of a transparent member to form a display of characters, figures, symbols, and the like. The display contents of the board can be visually checked, and by operating the light emitting diodes, the display contents such as characters, graphics, symbols and the like formed by the light emitting diode rows can be visually checked.

The fact that the display contents of the display panel can be visually checked and also the display contents of the light emitting diodes can be viewed is a very remarkable effect that does not exist in the prior art.

Therefore, a display panel having a high display effect can be realized only by mounting it on an existing general display panel.

Further, the present invention can be realized at a much lower cost than modifying an existing display panel or manufacturing a display panel with light emitting diodes.

In the second invention, the display of characters, figures, symbols, etc., formed by the arrangement of the light emitting diodes,
Since it is similar to the display content described on the display board,
Even when the display contents formed on the display panel are difficult to see at night or the like, the contents of the display panel can be clearly recognized by operating the light emitting diodes to light.

Therefore, the display contents of the display panel are emphasized by the light emitting diodes, and a strong alerting effect is achieved.

According to the third aspect of the present invention, the display of characters, figures, symbols, and the like formed by the arrangement of the light emitting diodes,
Since it is irrelevant to the content displayed on the display board,
By lighting the light emitting diode, it is possible to display a content different from the content originally displayed on the display panel.

Therefore, it is possible to provide a variety of display contents.

According to the fourth aspect of the present invention, the color of the electric wire for supplying power to the light emitting diode is the same as or similar to the color of the background portion of the electric wire on the display panel. Even if there is an electric wire for supplying power to the vehicle, the electric wire does not stand out and the display on the rear display panel does not become difficult to see.

In the fifth aspect, the light-emitting diode to which power is supplied is changed at any time, that is, the display contents of characters, graphics, symbols, etc. formed according to the light-emitting mode change according to the change of the light-emitting diode. The display content displayed by the light emitting diode can be changed.

According to the sixth aspect of the present invention, since the color of the light emitted from the light emitting diode is the same as or similar to the color of the background portion of the light emitting diode on the display panel, the light emitting diode is turned on to turn on the light emitting diode. Is highlighted as it is.

In the seventh aspect of the present invention, the color of the light emitted from the light emitting diode is different from the color of the background portion of the light emitting diode on the display panel. When the content is different from the content displayed on the display panel, the difference becomes clearer.

In the eighth aspect, since the transparent ring is mounted around the light emitting diode, the light beam emitted from the side surface of the light emitting diode is emitted forward through the ring.

In the ninth aspect, since the transparent protective sheet is mounted on the front surface side of the light emitting diode, the front side of the light emitting diode is sufficiently protected.

In the tenth aspect, since the protection sheet is attached to the back surface of the light emitting diode, the wiring portion of the light emitting diode is protected.

[Brief description of the drawings]

FIG. 1 is a front view of an embodiment of the present invention.

FIG. 2 is a front view of one embodiment of the present invention.

FIG. 3 is a front view of another embodiment of the present invention.

FIG. 4 is a front view of another embodiment of the present invention.

FIG. 5 is a partially enlarged sectional view of a mounting portion of the light emitting diode to the cover according to the embodiment of the present invention.

FIG. 6 is a perspective view of still another embodiment of the present invention.

FIG. 7 is a partially enlarged sectional view of a mounting portion of a light emitting diode to a cover according to still another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cover 2 Arrow display board 2a Red background 2b Arrow 3 Solar cell 4 Light emitting diode 5 Electric wire 6 Reduced width display board 7 Light emitting diode group 8 Cover 9 Polyester sheet 10 Through hole 11 Ring 12 Protection sheet 13 Protection sheet

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2D064 AA11 AA13 AA15 AA22 BA01 CA03 EA02 EA03 EA10 EA25 EB05 EB12 EB34 EB38 GA03 HA17 5C096 AA15 AA24 AA25 AA27 BA03 BA04 BB17 BB41 CA02 CA06 CC06 FA03 FA07

Claims (10)

[Claims] 1. A cover made of a transparent member mounted on a display board such as a road sign, wherein a plurality of light emitting diodes are arranged to form a display of characters, figures, symbols, and the like. LED display panel cover. 2. The light-emitting diode mounting display panel cover according to claim 1, wherein the display of characters, figures, symbols, and the like formed by the arrangement of the light-emitting diodes is similar to the display contents described on the display panel. 3. The light-emitting diode mounting display panel cover according to claim 1, wherein the display of characters, figures, symbols, and the like formed by the arrangement of the light-emitting diodes is irrelevant to the display contents described on the display panel. 4. The color of a wire for supplying power to a light emitting diode is the same or similar to the color of a portion of the display panel which is a background of the wire. LED display panel cover. 5. The light emitting device according to claim 1, wherein the light emitting diode to which power is supplied is changed as needed, and the display content of characters, graphics, symbols, and the like formed according to the light emitting mode changes. Diode mounted display panel cover. 6. The light-emitting diode emits light of a color different from that of the display panel.
The light emitting diode mounting display panel cover according to any one of claims 1 to 5, wherein a color of the background portion of the light emitting diode is the same as or similar to the color of the portion. 7. The light-emitting diode emits light of a color
The light emitting diode mounting display panel cover according to any one of claims 1 to 5, wherein a color of the light emitting diode is different from a color of a background portion of the light emitting diode. 8. The light emitting diode mounted display panel cover according to claim 1, wherein a transparent ring is mounted around the light emitting diode. 9. The light emitting diode mounted display panel cover according to claim 1, wherein a transparent protective sheet is mounted on the front surface side of the light emitting diode. 10. The light-emitting diode mounting display panel cover according to claim 1, wherein a protective sheet is mounted on a back surface side of the light-emitting diode.