WO2008050487A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2008050487A1
WO2008050487A1 PCT/JP2007/001171 JP2007001171W WO2008050487A1 WO 2008050487 A1 WO2008050487 A1 WO 2008050487A1 JP 2007001171 W JP2007001171 W JP 2007001171W WO 2008050487 A1 WO2008050487 A1 WO 2008050487A1
Authority
WO
WIPO (PCT)
Prior art keywords
support plate
display device
light emitting
plate
emitting module
Prior art date
Application number
PCT/JP2007/001171
Other languages
English (en)
Japanese (ja)
Inventor
Hideo Moriyama
Kiyotoshi Hoshikawa
Tamotsu Sato
Kanji Tajima
Original Assignee
Moriyama Sangyo Kabushiki Kaisha
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Moriyama Sangyo Kabushiki Kaisha filed Critical Moriyama Sangyo Kabushiki Kaisha
Priority to JP2008540888A priority Critical patent/JP5139314B2/ja
Publication of WO2008050487A1 publication Critical patent/WO2008050487A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts

Definitions

  • the present invention relates to a display device such as an advertising billboard that has a light emitting element such as a light emitting diode (LED) and displays characters and figures.
  • a display device such as an advertising billboard that has a light emitting element such as a light emitting diode (LED) and displays characters and figures.
  • LED light emitting diode
  • L E D has come to be used.
  • a plurality of light emitting modules arranged in a line on a printed wiring board (PCB) and housed in a light-transmitting tube are connected to each other through a connector so that a neon sign can be used instead.
  • PCB printed wiring board
  • a neon sign It has been proposed to be used for various purposes (Patent Document 1).
  • an internally illuminated sign when installed outdoors such as the outer wall of a building, various light sources, lighting devices, and wiring members are made of SUS (stainless Steel) It is housed in a housing, and a light-transmitting acrylic cover is attached to the top surface of the housing to seal the space in which the light source is housed.
  • Patent Document 1 US Patent No. 6 2 8 3 6 1 2
  • Patent Document 2 JP-A-9_3 4 3 8 5
  • the substrate itself is colored by silk printing or the like, the substrate must be replaced or the entire substrate must be repainted if the color is to be changed or the characters or figures to be displayed are changed. There is a problem that it is wasted or requires a large amount of work.
  • the present invention is for solving the problems of the prior art as described above, and its main purpose is that it can be installed outdoors such as the outer wall of a building, To provide a display device that can be easily mounted on the outer wall of a building even when the figure is large and can reduce the time and cost for mounting. More specifically, it is an object of the present invention to provide a display device having a novel structure that eliminates the need for a housing for hermetically housing the entire light source, and eliminates the need for a suspension device and a scaffold during installation.
  • a further object of the present invention is to make it possible to visually recognize displayed characters and figures not only at night but also when the surroundings are bright, such as in the daytime, and also to change or display the color of the support plate surface. It is to provide a display device using a light source such as an LED that can easily change the character or figure to be used.
  • a plurality of waterproofing members are disposed substantially in close contact with the support plate so as to represent desired characters or figures on the support plate.
  • Each of the linear light emitting modules has an LED series body housed in a translucent plastic case, and the plurality of linear light emitting modules are exposed to the outside.
  • a display device characterized by the above is provided. According to this, the light emitting module is waterproof, and it is not necessary to cover it separately with the casing (that is, it can be left exposed to the outside).
  • Lightweight ⁇ Thinners can be thinned, so workers in a state where a rope or gondola is hung on the outer wall of the building
  • the force display device can be easily attached at a predetermined position, no scaffold is required, no suspension device is required for installing the display device, and the working time and cost can be greatly reduced.
  • a light emitting module in which an LED series body as described above is housed in a translucent plastic case (preferably tubular) is more resistant to impact than a neon tube using a glass tube and can be driven at a low voltage. Therefore, it has the advantage of being safe and having a long life. It is lightweight and easy to adjust.
  • each light emitting module is arranged in close contact with the support plate (that is, in contact with the support plate or with a slight gap), the neon sign must be arranged away from the support plate. This makes it possible to make the display device thinner. Assuming that the support plate is divided into a plurality of plate members, the size and weight of each plate member are reduced, making it easier to attach the plate member with the light emitting module mounted on one surface to a predetermined position. .
  • the plurality of linear light emitting modules are arranged substantially in parallel. This makes it possible to display desired characters or figures efficiently. Also, compared to the case where individual point light sources are arranged and wired on the support plate, wiring is simplified and assembly time can be significantly reduced.
  • the display device of the present invention further includes a background plate arranged adjacent to the support plate, and the support plate is formed by cutting a plate material into the desired character or figure shape,
  • the background plate may consist of the remaining portion after cutting the support plate from the plate material.
  • an easily curved plate-shaped contour plate may be provided along the outer periphery of the character or figure surrounding the support plate in the gap between the support plate and the background plate.
  • a contour plate can be obtained from, for example, an aluminum or SUS single roll having a thickness of about 0.5 mm, so that an inexpensive commercial product can be used.
  • a plurality of fixing means are spaced apart in the gap between the support plate and the background plate, and a cover having substantially the same shape as the support plate is attached to the fixing means, and the force bar is It may be arranged above the light emitting module.
  • the cover can protect the light emitting module from being damaged, and the cover can have various characteristics such as transparent, translucent, opaque, and various display effects can be easily realized.
  • the opaque cover serves as a light shielding bar and can easily form a reflective sign (also called a back channel letter) on the support plate.
  • a support plate, and a plurality of waterproof linear light-emitting modules disposed on the support plate so as to represent desired characters or figures are arranged in close contact with the support plate.
  • Each of the linear light emitting modules has an LED series body housed in a translucent plastic case, the plurality of linear light emitting modules are exposed to the outside, and the support plate A sheet having a color different from that of the support plate is attached to a part of the surface of the support plate so that the desired character or figure shape portion on the surface and the other portions have different colors.
  • a display device that is characterized by the above.
  • the sheet has a desired character or figure shape, and the light emitting module is disposed on the sheet (ie, the sheet is disposed between the support plate and the light emitting module). ) In this case, the sheet also functions as a guide for positioning the light emitting module. If the sheet has the same color as that of the light emitting module, It is preferable because the color of the hour becomes even more vivid and the color does not differ between when emitting light and when not emitting light.
  • a support plate and a plurality of waterproof linear light-emitting modules disposed on the support plate so as to express desired characters or figures in close contact with the support plate,
  • a translucent cover disposed above the light emitting module, so that the desired character or figure-shaped portion of the translucent cover and the other portions have different colors.
  • a display device characterized in that at least a part of the translucent cover is colored.
  • at least part of the translucent cover is colored by attaching a colored sheet to the translucent cover.
  • the colored sheet is made of a light-transmitting sheet having the desired character or figure shape, and the light-transmitting cover is disposed on a plurality of light emitting modules arranged in close contact with the support plate. Can be attached. Or the said colored sheet shall be attached to parts other than the said desired character or figure of the said translucent cover. As a result, good visibility can be ensured not only at night but also when the surroundings are bright, such as in the daytime. Also, by changing the sheet, it is possible to easily cope with changes in the characters and figures to be displayed.
  • a support plate a plurality of waterproof linear light-emitting modules arranged to represent desired characters or figures on the support plate, and the plurality of linear light-emitting modules And a reflecting member arranged along the line.
  • the reflecting member has a reflecting surface that is inclined with respect to a direction perpendicular to the surface of the support plate, thereby improving the reflection efficiency to the outside and further improving the luminance.
  • the display device bends a plate material having a reflective surface on the upper surface so as to form a plurality of substantially parallel grooves.
  • Each of the groove portions of the reflector has a flat bottom wall and a pair of inclined side walls extending along both sides of the bottom wall and facing each other.
  • the linear light emitting module may be disposed on the flat bottom wall of the groove-shaped portion so that the side wall functions as the reflecting member.
  • a sheet is attached to a support plate that supports a light emitting module or a translucent cover provided on the light emitting module, so that a desired character or figure can be displayed.
  • a support plate that supports a light emitting module or a translucent cover provided on the light emitting module.
  • FIG. 1 is a schematic plan view showing a preferred embodiment of a display device according to the present invention.
  • the display device 1 includes a support plate 2 having an alphabet “D” shape, a plurality of light emitting modules 4 arranged on the support plate 2, and inner and outer contour plates that surround the support plate 2 along its contour. 5 a, 5 b, an outer background plate 3 a surrounding the outside of the D-shaped support plate 2, and an inner background plate 3 b filling the inside of the D-shaped support plate 2.
  • a light colored sheet 7 which has the shape of the alphabet “D” and has a different color from the surrounding background plates 3 a and 3 b
  • the light emitting module 4 is disposed on the colored sheet 7.
  • the colored sheet 7 is preferably a light emitting module.
  • Such a colored sheet 7 can be made of, for example, a thin metal, a plate made of wood, a cloth, or the like in addition to the bratic film. Since the coloring sheet 7 can be easily exchanged, it is possible to easily cope with a case where it is desired to change the color or shape of the figure or character to be displayed. Such an effect can be similarly obtained when the support plate 2 and the background plates 3a and 3b are not divided and constitute a single support plate. Further, a colored sheet may be attached to the surface of the background plates 3 a and 3 b (that is, the portion not constituting the alphabet “D”).
  • each LED as a light emitting element is indicated by a circle, and a boundary between adjacent light emitting modules 4 is indicated by a short line.
  • the light emitting module 4 includes only one LED 10, includes two multiples, and includes three multiples.
  • Each light emitting module 4 is preferably fixed on the support plate 2 with a double-sided tape adhesive, but another appropriate means (fixing bracket or the like) may be used.
  • long and short linear light emitting modules 4 each including a plurality of LEDs 10 are arranged in parallel to represent the alphabet “D”. By using the long and short linear light-emitting module 4 in this way, wiring is simplified and assembly time is greatly reduced compared to the case where individual LEDs 10 are individually arranged on the support plate 2 and connected. .
  • FIG. 2a is a schematic diagram showing in more detail a light emitting module 4a including 12 LEDs 10 as an example of the light emitting module 4, and FIG. 2b is a light emission including two LEDs 10 It is the schematic diagram which showed the module 4b in more detail.
  • the light emitting module 4a is a pair of two 1_ ⁇ 0 series bodies 1_1, L2 which are formed by connecting six LEDs 10 arranged in a straight line in series with each other, and a pair of LEDs 10 extending in the arrangement direction.
  • Power line positive power line 1 2 and negative power line 1 3
  • each 1_ ⁇ 0 series body 1_ 1 and L 2 end is connected to the corresponding power line through resistor 11 Connected to 1 2 or 1 3.
  • the two LED series bodies L 1 and L 2 are connected in parallel between a pair of power supply lines 1 2 and 1 3, and LED 1 0 is connected in series and parallel. I am doing.
  • the desired DC power supply voltage can be directly applied to the power supply lines 12 and 13 by appropriately selecting the value of the resistor 11.
  • the LEDs 10 connected as described above are accommodated in a light-transmitting tube 14 made of plastic or the like.
  • a waterproof cap 15 is attached to both ends of the translucent tube 14, and the power supply lines 1 2 and 1 3 are drawn out through holes formed in the waterproof cap 15. Fill holes for passing power lines 1 2 and 1 3 with appropriate resin to prevent water from entering there.
  • the power lines 1 2 and 1 3 that are cut out from the bow I are preferably provided with a waterproof male or female connector so that they can be easily connected to other light emitting modules 4.
  • the waterproof light-emitting module 4 By using the waterproof light-emitting module 4 in this way, the entire light-emitting module 4 disposed on the support plate 2 is not covered with another housing or the like to be protected (waterproof) and exposed to the outside.
  • the display device 1 can be significantly reduced in weight, reduced in resources, and improved in safety during installation. Since the LED 10 that generates less heat and can be driven at a low voltage is used as the light source, the light emitting module 4 must be placed in close contact with the support plate (that is, in contact with the support plate or with a slight gap). In addition, the display device 1 can be made thinner than a neon sign or the like in which a neon tube must be arranged apart from the support plate. Further, it is preferable that the translucent tube 14 has a flat bottom (for example, a semicircular cross section) because it can be stably disposed on the support plate 2.
  • an LED series body L 3 in which two LEDs 10 are connected in series is connected to a resistor 1 1 between a pair of power supply lines 1 2 and 1 3. Connected through.
  • the LED series body L3 is housed in a translucent tube 14 and waterproof caps 15 are attached to both ends of the tube 14 so that water and dust do not enter inside.
  • the resistor 11 is provided only at one end of the LED series body L 3 and the other end is directly connected to the negative side power line 1 3.
  • the desired power supply voltage can be applied directly to the power supply lines 12 and 13 by appropriately selecting the value of the resistance 11 (in some cases, the resistor 11 may not be used).
  • each L ED 10 may be connected in parallel between the power supply lines 12 and 13 via the resistor 11. In that case, the resistor 11 is required as many as the number of L ED 1 0, but even if one L ED 1 0 fails, the light emission of other L ED 1 0 is not affected.
  • each light emitting module 4 By configuring each light emitting module 4 as described above, the power lines 12 and 13 of the adjacent light emitting modules 4 are connected to each other via a connector (not shown), and a plurality of light emitting modules are connected.
  • the light emitting modules 4 located at the end of the connected light emitting module group can be connected to, for example, a 24 V DC power supply (not shown) to supply power to all the connected light emitting modules 4. It is possible to supply voltage (24 V).
  • FIG. 2 c is a schematic view showing another example of the light emitting module 4.
  • a light emitting module 4c including six LEDs 10 is connected to a light emitting module 4d including four LEDs 10 and a light emitting module 4e including two LEDs 10.
  • the LEDs 10 are connected in series, but unlike the light emitting modules shown in FIGS. 2a and 2b, a pair of power supply lines 1 2, Rather than connecting between 1 and 3, one conductive line 17 directly connected to the anode or cathode of LED 10 at the end is drawn from each end.
  • the three light emitting modules 4c, 4d, and 4e are connected in series by connecting the conductive wires 17 of the adjacent light emitting modules through a connector (not shown).
  • a direct current constant current power source may be used as the power source.
  • Contour plates 5a and 5b that can be provided as desired extending along the contour of the support plate 2 are thin and bendable plate materials (for example, aluminum or stainless steel with a thickness of 0.5mm) S US)), and the light from the light emitting module 4 is diffused outside. And helps to display the desired character or figure (in this example, the letter “D”) more clearly. If the height of the contour plates 5 a and 5 b is too high, the viewing angle may be reduced. Therefore, it is preferable that the height of the contour plates 5 a and 5 b be the same as the height of the light emitting module 4. Further, by using the background plates 3a and 3b, for example, the target character or figure can be clearly displayed without being affected by the state of the outer wall of the building to which the display device 1 is attached.
  • the support plate 2 is vertically divided into two plate members 2a and 2b at the center in the horizontal direction of the alphabet "D", and
  • the colored sheet 7 is also divided into two colored sheets 7a and 7b.
  • the plate members 2 a and 2 b to which the light emitting module 4 is attached are fitted into the background plates 3 a and 3 b at the installation site of the display device 1. In FIG. 3, only a part of the light emitting module 4 provided on the plate members 2a and 2b is shown for easy viewing.
  • each plate member 2a and 2b can be made small and light, and light emission attached to each plate member 2a and 2b Since the number of modules 4 can be reduced, the combined weight of each plate member 2a, 2b and light emitting module 4 can be reduced, and handling can be facilitated. Therefore, even if the scaffolding is not assembled, the worker force with the ropes and gondola hanging on the outer wall of the building etc.
  • the plate members 2a and 2b with the light emitting module 4 attached to one side can be easily placed in the specified position. It can be attached, no scaffold is required, and the working time and cost required for installing the display device 1 can be greatly reduced.
  • the support plate 2 (plate members 2a, 2b) and the background plates 3a, 3b are preferably metal plates.
  • the plate-shaped cover 20 having the same translucency as the support plate 2 (transparent or translucent) is spaced above the light emitting module 4. May be provided.
  • the transparent or translucent plate-shaped cover 20 can be suitably formed from, for example, acryl resin.
  • the arrangement of the acrylic cover 20 above the light emitting module 4 is such that the gap between the support plate 2 and the background plates 3a and 3b along the contour of the support plate 2 is as shown in FIG. Place and fix a plurality of U-shaped support brackets 2 1 at appropriate positions at intervals in the contour direction, and fix the acrylic cover 20 to the upper surface of the support fixtures 2 1 by appropriate means such as screwing. Therefore, it can be suitably realized.
  • the gap between the support plate 2 and the background plates 3a and 3b is preferably formed by a cutting allowance when the support plate 2 is cut out from the plate material.
  • the translucent acrylic force bar 20 when the translucent acrylic force bar 20 is provided, the light from the light emitting module 4 can be diffused to display without spots.
  • the acrylic cover may be colored to a desired color.
  • the contour plates 5a and 5b are also preferably arranged and fixed in the gap between the support plate 2 and the background plates 3a and 3b, so that the thin contour plates 5a and 5b b can be easily held upright.
  • an opaque shielding plate may be provided in place of the translucent acrylic cover 20 and the contour plates 5a and 5b may be removed.
  • the surface of the background plates 3a and 3b around the “D” -shaped shielding plate looks bright (sometimes referred to as back channel characters), and the display effect is different from that of the “D” -shaped light itself. Can be obtained.
  • FIG. 5 is a schematic plan view showing another embodiment of the display device according to the present invention.
  • a plurality of light emitting modules 3 4 a including green LEDs 40 a are arranged on a rectangular support plate 3 2 so as to form a leaf shape.
  • the adjacent light emitting modules 3 4 a are connected to each other, and the light emitting modules 3 4 a at the ends of the connected green light emitting modules are connected to a power source (not shown). All connected The power supply voltage is supplied to all the light emitting modules 3 4 a.
  • a white light emitting module 3 4 b including a white LED 40 b (indicated by a white circle in the figure) around the green light emitting module 3 4 a and part of the leaf shape of the tree It may be arranged. Similar to the green light emitting module 3 4 a, these white light emitting modules 3 4 b are also connected between the adjacent light emitting modules 3 4 b. Thus, the LED light emitting modules 3 4 a and 3 4 b having different emission colors can be provided on the support plate 3 2. Although not shown in the figure, a contour plate as shown in FIGS.
  • the support plate 3 2 is divided into two plate members 3 2 a and 3 2 b in the vertical direction at the central portion, which facilitates handling. Therefore, the display device 30 can be easily attached to the outer wall of a building without assembling a scaffold.
  • a leaf-shaped contoured sheet 4 2 that substantially surrounds the green light emitting module 3 4 a is provided on the support plate 3 2 (3 2 a, 3 2 b).
  • the colored sheet 42 has a color different from the surface color of the surrounding support plate 32.
  • the colored sheet 4 2 preferably has a green color, and the surface color of the surrounding support plate 3 2 can be white. This makes it possible to recognize the leaf shape well not only at night but also when the surroundings are bright, such as in the daytime.
  • by replacing the colored sheet 42 with one having a different shape or color it is possible to easily cope with a change in the color or shape of the graphic or character to be displayed.
  • FIG. 6 and FIG. 7 are exploded perspective views similar to FIG. 3, showing still another embodiment of the display device according to the present invention.
  • the display device of the embodiment of FIG. 6 has a transparent cover with an outer shape substantially the same as the outer shape of the background plate 3a (in this example, a rectangle).
  • the shape of the desired letter or figure in this example the alphabet "D"
  • the colored sheet 23 with translucent adhesive is attached, and the color of the part constituting the alphabet “D” of the translucent cover 2 2 is different from that of the other part.
  • the shape of the alphabet “D” can be seen well, and by changing the colored sheet 23, it can easily handle various shapes of characters or figures. can do.
  • the display device of the embodiment of FIG. 7 also has a light-transmitting cover 2 2 having the same outline (in this example, a rectangle) as the outline of the background plate 3a.
  • the colored sheet 24 is attached to a portion other than the portion constituting the alphabet “D”.
  • the colored sheet 24 may be translucent or light-shielding. In this case as well, the same effects as in the above embodiment can be obtained.
  • FIG. 8 is a plan view similar to FIG. 1 showing another embodiment of the display device according to the present invention, and the same components as those in FIG.
  • the reflective member 45 5 a is provided between the rows of the light emitting modules 4, and accordingly, the number of rows of the light emitting modules 4 is reduced compared to the embodiment of FIG.
  • the interval between the light emitting modules 4 adjacent to each other in the lateral direction is larger.
  • the reflecting members 4 5 a positioned between the adjacent light emitting modules 4 are perpendicular to both sides facing the light emitting module 4 (more specifically, the direction perpendicular to the surface of the support plate 2).
  • the reflecting member 4b located at the end has a reflecting surface only on the side facing the light emitting module, which is inclined with respect to the vertical direction and reflects the light emitted from the light emitting module 4 to radiate the outside. To do. Thereby, even if the number of the light emitting modules 4 is reduced, it is possible to obtain the same luminance and visibility as the embodiment of FIG.
  • FIG. 10 is a schematic plan view showing still another embodiment of the display device according to the present invention.
  • a straight line shape Or the light emitting modules 4 are arranged in a straight line to represent a hyphen “one”).
  • reflecting members 46 are disposed on both sides of the row of the light emitting modules 4.
  • each reflecting member 46 has a reflecting surface on the side facing the light emitting module 4 and is inclined with respect to the vertical direction.
  • the reflecting member 46 is integrally connected by a bottom wall 47 having a flat upper surface, and has a groove shape as a whole.
  • the light emitting module 4 is disposed on the flat bottom wall 47.
  • the top surface of the bottom wall 47 can also be a reflective surface. Thereby, the light emitted from the light emitting module 4 can be reflected and radiated to the outside, and the brightness and visibility can be improved.
  • a linear display device can be arranged along the edge of the outer wall of a building, for example, and used to enhance the decoration effect.
  • the reflecting surface is inclined with respect to the vertical direction. However, it is possible to obtain a certain luminance improvement effect even if the reflecting surface is not inclined.
  • FIG. 12 is a cross-sectional view similar to FIG. 11 showing still another embodiment of the display device according to the present invention.
  • the display device includes a plurality of linear light emitting modules 4 arranged in parallel to each other, and a reflection member formed by bending a plate member having a reflection surface on the upper surface so as to form a plurality of substantially parallel groove portions. It has a body 50.
  • Each groove portion of the reflector 50 has a flat bottom wall 51 and a pair of side walls 52 extending along both sides of the bottom wall 51 and facing each other. It is inclined with respect to the vertical direction so as to expand toward the front.
  • the plurality of linear light emitting modules 4 are arranged on the flat bottom wall 51 of the groove-like portion, and the side wall 52 functions as a reflecting member.
  • a plurality of reflecting members arranged between the light emitting modules 4 can be easily formed from a single plate material at a low cost, and assembly is also easier than in the case where the individual reflecting members are separate. Become.
  • the support plate is divided into two plate members.
  • the number, position, etc. are arbitrary.
  • An LED is suitable as the light emitting element, but other light emitting elements (for example, organic EL elements) may be used.
  • the support plate not only the support plate but also the background plate may be divided into a plurality of parts.
  • the display device of the present invention is suitable for use in displaying desired characters or figures indoors / outdoors for advertising and the like.
  • FIG. 1 is a schematic plan view showing a preferred embodiment of a display device according to the present invention.
  • 2A is a schematic diagram showing an example of a light emitting module used in the display device of FIG.
  • 2b is a schematic view showing another example of the light emitting module used in the display device of FIG.
  • FIG. 2c is a schematic view showing another example of the light emitting module used in the display device of FIG.
  • FIG. 3 is an exploded perspective view of the display device shown in FIG.
  • FIG. 4 is a partial cross-sectional view taken along line I V _IV in FIG. 1, and details of the inside of the light emitting module are omitted.
  • FIG. 5 is a schematic plan view showing another embodiment of the display device according to the present invention.
  • FIG. 6 is an exploded perspective view similar to FIG. 3, showing another embodiment of the display device according to the present invention.
  • FIG. 7 is an exploded perspective view similar to FIG. 3, showing another embodiment of the display device according to the present invention.
  • FIG. 8 is a plan view similar to FIG. 1, showing another embodiment of the display device according to the present invention.
  • FIG. 9 is a partial cross-sectional view taken along line I X _I X in FIG. 8, and details of the inside of the light emitting module are omitted.
  • FIG. 10 is a schematic plan view showing another embodiment of the display device according to the present invention.
  • FIG. 11 is a sectional view taken along line XI -X i in FIG.
  • FIG. 12 is a sectional view similar to FIG. 11 showing another embodiment of the display device according to the present invention. Explanation of symbols

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

Dispositif d'affichage comprenant : des plaques (2, 3) de support et une pluralité de modules (4) émetteurs de lumière disposés près des plaques de support de façon à exprimer un caractère ou un chiffre souhaité sur les plaques de support. Chacun des modules émetteurs de lumière est muni d'un corps en série de LED contenu dans un boîtier en plastique transparent et la pluralité de modules linéaires émetteurs de lumière est exposée à l'extérieur.
PCT/JP2007/001171 2006-10-27 2007-10-25 Dispositif d'affichage WO2008050487A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008540888A JP5139314B2 (ja) 2006-10-27 2007-10-25 表示装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2006292942 2006-10-27
JP2006-292942 2006-10-27
JP2006-328689 2006-12-05
JP2006328689 2006-12-05

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WO2008050487A1 true WO2008050487A1 (fr) 2008-05-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011129451A1 (fr) * 2010-04-16 2011-10-20 株式会社オプトデザイン Procédé d'affichage lumineux et dispositif d'affichage lumineux
JP2012009622A (ja) * 2010-06-24 2012-01-12 Citizen Electronics Co Ltd 半導体発光装置
JP2021140008A (ja) * 2020-03-04 2021-09-16 有限会社ワイポジャパン 広告表示装置

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JPH07334100A (ja) * 1994-04-13 1995-12-22 Koito Mfg Co Ltd 表示装置及び表示素子ユニット
JP2004240383A (ja) * 2003-02-07 2004-08-26 Tryaz Co Ltd 昼夜表示看板

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