WO2005124730A1 - 表示装置 - Google Patents
表示装置 Download PDFInfo
- Publication number
- WO2005124730A1 WO2005124730A1 PCT/JP2005/010872 JP2005010872W WO2005124730A1 WO 2005124730 A1 WO2005124730 A1 WO 2005124730A1 JP 2005010872 W JP2005010872 W JP 2005010872W WO 2005124730 A1 WO2005124730 A1 WO 2005124730A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display device
- light
- display pattern
- display
- light source
- Prior art date
Links
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
- G09F13/08—Signs, boards or panels, illuminated from behind the insignia using both translucent and non-translucent layers
-
- 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
- G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
Definitions
- the present invention relates to a display device, in particular, it is usually transparent, but it is possible to use dots, lines, characters, and numerals as necessary.
- the present invention relates to a display device capable of displaying a display pattern such as a pattern by illuminating the display pattern.
- a display device for example, a symbol variable display device capable of variably displaying a plurality of symbols, a light-transmitting light guide plate disposed in front of the symbol variable display device, and an inside of the light guide plate And a light source that receives light from the end face of the light guide plate, and introduces the light from the light source into the end face force of the light guide plate, and diffuses and reflects the light at a light emitting portion formed on the surface of the light guide plate to display the display device.
- a symbol variable display device capable of variably displaying a plurality of symbols
- a light-transmitting light guide plate disposed in front of the symbol variable display device, and an inside of the light guide plate
- a light source that receives light from the end face of the light guide plate, and introduces the light from the light source into the end face force of the light guide plate, and diffuses and reflects the light at a light emitting portion formed on the surface of the light guide plate to display the display device.
- Patent Document 1 JP-A-11 137774
- the light-emitting portion is easily visible, and it is difficult to obtain a desired transparency. Therefore, there is a problem that the back side cannot be seen through the light guide plate. .
- the display device forms a display pattern with a minute concave portion provided on at least one surface of a light-transmitting substrate that solves the above-mentioned problem, and forms a display pattern on a side end surface of the light-transmitting substrate.
- the minute concave portion refers to a shape formed to shine a display pattern, and does not include a mere fine shape for preventing reflection. However, a small concave portion for the display pattern It goes without saying that a fine shape for preventing radiation may be used in combination.
- the size and the area density are such that they are invisible even when a minute concave portion forming a display pattern is visually observed. Therefore, when the light source is not turned on, the display pattern is not obstructive, is transparent, and the back side can be easily seen through. Then, a predetermined display pattern can be displayed by turning on the light source as necessary and reflecting the light at the concave portion.
- the concave portion may have a hemispherical shape.
- the concave portion has a hemispherical shape, there is no variation in the reflection efficiency in which the directionality is low, and it is easy to secure uniform luminance.
- the area density or the opening area of the concave portion may be configured to increase as the distance from the light source increases.
- a display pattern with uniform luminance can be obtained.
- a cylindrical lens or a collimating lens may be arranged between the side end surface of the light transmitting substrate and the light source.
- a plurality of translucent substrates may be overlapped so that the area density of the recess is 20% or less, or the recess in the display pattern may be provided. It is possible to make the area density of non-uniform and express the force.
- FIGS. 1A, 1B, and 1C are front views showing a first embodiment of a display device according to the present invention, and an application example thereof, respectively.
- FIG. 2A is a front view showing a second embodiment of the display device according to the present invention
- FIGS. 2B and 2C are front views showing before and after lighting of the third embodiment, respectively.
- FIGS. 3A and 3B are front views showing fourth and fifth embodiments of a display device according to the present invention, respectively.
- FIG. 3A is a front view showing fourth and fifth embodiments of a display device according to the present invention, respectively.
- FIG. 4 is a perspective view showing a display device according to a sixth embodiment of the present invention.
- FIG. 5A is an enlarged perspective view of a main part showing a more specific use example according to the present invention.
- C is a perspective view showing before and after lighting, respectively.
- 6A and 6B are an exploded perspective view and a perspective view showing another more specific use example of the display device according to the present invention.
- 7A, 7B, and 7C are a perspective view, a partially enlarged view, and a cross-sectional view showing an embodiment according to the present invention.
- FIGS. 1 to 6 An embodiment of a display device according to the present invention will be described with reference to the accompanying drawings in FIGS. 1 to 6. However, the minute recesses forming the display pattern that cannot be seen are shown in a deformed form for convenience of explanation.
- a minute recess 29 is formed on one surface of the light-transmitting substrate 10. Are arranged in a staggered pattern at a predetermined pitch to form the display pattern 20. Then, a light source 30 for entering the display pattern 20 is disposed on a side end surface of the translucent substrate 10.
- the light-transmitting substrate 10 for example, polycarbonate resin, acrylic resin, glass, or the like can be used, and any material may be used as long as it is capable of forming transparent and minute concave portions 29.
- the display pattern 20 is not limited to the case where the recesses 29 are uniformly arranged in a strip shape, but as in the second embodiment shown in FIG. 2A, by gradually changing the area density of the recesses 29, May be expressed.
- the circular display pattern 22 is displayed in the concave portion as in the third embodiment shown in FIGS. 2B and 2C, the area density of the concave portion is gradually increased from the outer peripheral edge toward the center.
- the brightness may gradually change so that the central portion of the display pattern 22 becomes the brightest.
- characters are displayed in the concave portions 29 as display patterns 23a, 23b, and 23c, or pictorial patterns formed by arrows are displayed as display patterns 24a, 24b, and 24. It may be 24c.
- the recess 29 is not limited to a hemispherical recess, and may be, for example, a triangular pyramid, a quadrangular pyramid, or a cone.
- the opening area of the recess 29 is preferably not more than 0.03 mm 2 . If the opening area is more than 0.03 mm 2 , it becomes easy to see visually and becomes obstructive. Therefore, for example, when the concave portion 29 is a hemispherical dimple, the diameter is preferably 200 m or less, particularly preferably 100 m or less.
- the area density of the concave portion 29 is preferably 20% or less, particularly preferably 10% or less. If the area density of the recesses 29 exceeds 20%, it is also a force that makes it difficult to secure desired transparency.
- the area density of the recess 29 refers to the sum of the opening areas of all the recesses 29 in a unit area.
- the pitch between the concave portions 29 is preferably 200 m or more. If the thickness is less than 200 ⁇ m, it is difficult to secure desired transparency.
- Examples of the light source 30 include an LED and a xenon lamp. Then, it is sufficient if at least one light source 30 is provided. For example, a plurality of light sources 30 may be arranged in parallel, or as in a modification of the first embodiment shown in FIG. You can place it. Further, the light sources 30 do not need to be all the same color, as in the fifth embodiment shown in FIG. 3B. Light sources 31, 32, 33 of different colors may be arranged side by side. Then, by sequentially turning on and off the light sources 31, 32, 33 arranged side by side, it is possible to dynamically display a state change in which the arrow display patterns 24a, 24b, 24c move while changing colors.
- a collimating lens and a cylindrical lens 40 may be arranged between the substrate 10 and the light source 30.
- the light source is not limited to the above-described method, but a light source may be disposed on both opposing end faces of the translucent substrate 10, a plurality of light sources may be arranged side by side, or The reflectivity of light may be increased by increasing the area density or opening area of the concave portion located far away. It is needless to say that a plurality of means described above may be combined!
- the number of the light-transmitting substrates provided with the display patterns 20 be one, as in the sixth embodiment shown in FIG. 12, 13 may be used by overlapping.
- the colors of the light sources 31, 32, and 33 may be changed for each of the translucent substrates 11, 12, and 13!
- a more specific example of the use of the display device according to the above-described embodiment is, for example, a case where the display device is used as a part of a product case 41 as shown in FIG.
- minute concave portions are arranged in a band shape at a low density, and minute concave portions are arranged in the band region at a high density to form a "sale”. ( Figure 5A). Then, a plurality of light sources 30 are juxtaposed at the lower edge of the translucent substrate 10 to form the front surface of the product case 41 (FIG. 5B).
- the translucent substrate 10 is transparent, and the displayed product 42 in the product case 41 can be directly viewed through the translucent substrate 41. Then, when the customer approaches the product case 41, when the light source 30 blinks via a sensor (not shown), a bright ⁇ ⁇ “sale” t appears in a light bright strip-shaped display pattern 25. After that, the display disappears repeatedly. At first glance, the letters "Sale” suddenly appear bright and bright in a transparent area, There is a visual impression on the customer.
- FIG. 6 As another usage method, for example, as shown in Fig. 6, a case where three superposed translucent substrates 14, 15, and 16 are arranged on the front surface of the variable display section 43 of the slot machine. . Different strip-shaped display patterns 26, 27, and 28 are formed on the translucent substrates 14, 15, and 16 respectively (FIG. 5A). Then, when the reel patterns of the variable display section 43 are aligned, the band-shaped display pattern connecting the aligned reel patterns may be illuminated to enhance the performance. In particular, by displaying light from light sources 34, 35, and 36 of different colors with different degrees of hitting, a variety of expressions are possible.
- a transparent polycarbonate resin having a width of 100 mm, a length of 150 mm, and a thickness of 2 mm is provided on one surface of a resin plate with dimples 29, which are minute hemispherical concave portions having a diameter of 100 m, at a pitch of 200 m.
- a light-transmitting substrate 10 having a display pattern 20 having a width of 10 mm, a length of 130 mm, and a dimple area density of 10% was obtained.
- Two PMMA cylindrical lenses 40 with a focal length of 10.6 mm, a diameter of 5.9 mm, a luminance of 7700 mcd (typ.), And two red LEDs 30 (products) are provided on both side surfaces of the translucent substrate 10. Name: LUR3333H (manufactured by LIGITEK)), respectively (FIG. 7A).
- the display device according to the present invention can be applied to a product case, an inner board, an advertising display lamp, a warning lamp, interior goods, and the like, which are not limited to illuminations of a game machine.
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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
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800149814A CN1950864B (zh) | 2004-06-15 | 2005-06-14 | 显示装置 |
US11/629,249 US20080291695A1 (en) | 2004-06-15 | 2005-06-14 | Display Device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-177208 | 2004-06-15 | ||
JP2004177208A JP2006003431A (ja) | 2004-06-15 | 2004-06-15 | 表示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005124730A1 true WO2005124730A1 (ja) | 2005-12-29 |
Family
ID=35509942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/010872 WO2005124730A1 (ja) | 2004-06-15 | 2005-06-14 | 表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080291695A1 (ja) |
JP (1) | JP2006003431A (ja) |
CN (1) | CN1950864B (ja) |
WO (1) | WO2005124730A1 (ja) |
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JP2015223374A (ja) * | 2014-05-28 | 2015-12-14 | オムロン株式会社 | 押しボタンスイッチ、押しボタンユニットおよび遊技機 |
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WO2017181165A1 (en) * | 2016-04-15 | 2017-10-19 | Rambus Delaware Llc | Lighting assembly with differing light output distribution and/or spectrum output |
JP6939232B2 (ja) * | 2017-08-10 | 2021-09-22 | オムロン株式会社 | 遊技機 |
JP6402812B1 (ja) * | 2017-08-10 | 2018-10-10 | オムロン株式会社 | 表示装置及び導光板 |
JP7181678B2 (ja) * | 2017-08-10 | 2022-12-01 | オムロン株式会社 | 表示装置及び遊技機 |
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JP7327787B2 (ja) * | 2019-08-01 | 2023-08-16 | 株式会社足立ライト工業所 | 表示装置 |
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- 2004-06-15 JP JP2004177208A patent/JP2006003431A/ja active Pending
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- 2005-06-14 US US11/629,249 patent/US20080291695A1/en not_active Abandoned
- 2005-06-14 WO PCT/JP2005/010872 patent/WO2005124730A1/ja active Application Filing
- 2005-06-14 CN CN2005800149814A patent/CN1950864B/zh not_active Expired - Fee Related
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---|---|---|---|---|
JP2011244930A (ja) * | 2010-05-25 | 2011-12-08 | Omron Corp | 装飾装置を備えた遊技機 |
JP2015223374A (ja) * | 2014-05-28 | 2015-12-14 | オムロン株式会社 | 押しボタンスイッチ、押しボタンユニットおよび遊技機 |
Also Published As
Publication number | Publication date |
---|---|
JP2006003431A (ja) | 2006-01-05 |
CN1950864B (zh) | 2010-05-05 |
CN1950864A (zh) | 2007-04-18 |
US20080291695A1 (en) | 2008-11-27 |
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