JP2015222268A - Light emitting display device and electronic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a light-emitting display device in which a light source part is arranged without spoiling appearance when viewed from a viewing side, and a light emitting part can be widely illuminated by light output from the light source part, and to provide electronic equipment to which the light-emitting display device is applied.SOLUTION: A light source part 9 for outputting light is covered with a covering member 8 so as not to be visible from a viewing side. By a first light reflecting part 84 for reflecting the light output from the light source part 9 to the viewing side, and a semi-transmissive second light reflecting part 41 for diffusing the light reflected by the first light reflecting part 84 and irregularly reflecting the light to a side opposite to the viewing side, the light output from the light source part 9 is guided to a light emitting part 83 formed on a top face of a time indicating letter part 81 and to a top face of a dial 7.

Description

  The present invention relates to a light emitting display device and an electronic apparatus to which the light emitting display device is applied.

Conventionally, in an electronic device such as a wristwatch, for example, a phosphorescent paint such as a luminescent paint is partially applied to parts such as a dial or a pointer by printing or other methods to form a phosphorescent part. There is a configuration in which energy is stored by receiving external light, and light is emitted by energy stored in the light storage unit in a dark place.

However, in such an electronic device such as a wristwatch, it is necessary to store energy in advance by applying light to the external light in order to cause the light storage unit to emit light, and when the external light is weak, sufficient light emission luminance can be obtained. could not.
Also, in such a configuration, the phosphorescent part emits light in a dark place by being exposed to external light in advance, so that the time and the like can be known, but the phosphorescent part can emit light freely when desired by the user. I can't.
Furthermore, since the phosphorescent part simply emits light, there is a problem that a sufficient decoration effect cannot be obtained.

Therefore, a light source part is provided between the dial (display part) and the windshield member (cover glass), and a film having a high refractive index is formed on the back surface of the windshield member. The structure which reflects and irradiates on a dial plate is proposed (for example, refer patent document 1).
With such a configuration, the dial or the like can be illuminated with arbitrary light, and if a light emitting layer that reacts to light is provided on the time letters on the dial, the light emitting layer is turned on when the light source unit is turned on. Can emit light, and time letters and the like can be raised.

Japanese Utility Model Publication No. 55-18179

However, in the configuration described in Patent Document 1, since the light emitted from the light source part is reflected by the coating formed on the back surface of the windshield member and irradiated on the dial, the cover is provided between the windshield member and the light source part. The member cannot be placed. For this reason, a light source part will be visible from the visual recognition side, and the design at the time of non-lighting of a light source part will be spoiled.
Moreover, in order not to impair the appearance when viewed from the viewing side as much as possible, there is also a problem that the degree of freedom of arrangement of the light source unit is limited.

The present invention has been made in view of the circumstances as described above, and arranges a light source unit without impairing the appearance when viewed from the viewing side, and widely illuminates the light emitting unit with light output from the light source unit. It is an object of the present invention to provide a light-emitting display device that can be used and an electronic apparatus to which the light-emitting display device is applied.

In order to solve the above problems, a light-emitting display device according to the present invention includes:
A light source unit that outputs light;
A covering member for covering the light source part from the viewing side;
Provided on the upper part of this covering member, a time character part consisting of at least one of predetermined letters, numbers, figures, symbols,
A light emitting portion that is provided on the upper surface of the time character portion and emits colored light in response to light;
A light transmitting portion provided around a portion corresponding to the light source portion of the covering member, and spreading toward a direction in which light from the light source portion is output;
When the light output from the light source unit is incident, a first light reflecting unit that reflects the incident light to the viewing side;
When the light reflected by the first light reflecting unit is incident on the viewing side, the reflecting unit is disposed on the viewing side with respect to the light source unit and the first light reflecting unit. Is reflected to the opposite side and irradiates the light emitting part toward the second light reflecting part,
With
The light source unit is arranged below the hour character unit indicating six characters.

In addition, the electronic device according to the present invention is
The light-emitting display device according to any one of claims 1 to 6,
A body case for housing the light emitting display device;
It is characterized by having.

According to the present invention, since the covering member that covers the light source unit from the viewing side is provided, the appearance when viewed from the viewing side is not impaired, and the arrangement of the light source unit is not restricted.
Then, since the light output from the light source unit can be guided to the light emitting unit by the first light reflecting unit and the second light reflecting unit, the light source unit is covered by the covering member so as not to be seen from the viewing side. However, there is an effect that the light emitting unit can be widely irradiated with light. As a result, for example,
When the electronic device is a wristwatch and the light emitting portion is formed on the time character portion, the time character portion can be clearly seen from the outside by the irradiated light, and the time can be clearly known. . In addition, for example, when a dial is arranged, the upper surface of the dial can be irradiated with light from the light emitting unit, and the upper surface of the dial can be clearly seen from the outside.

1 is a front view of a wristwatch body of a wristwatch to which a wireless communication device according to a first embodiment is applied. It is principal part sectional drawing which follows the II-II line in the wristwatch of FIG. It is principal part sectional drawing which follows the III-III line in the wristwatch of FIG. It is a perspective view of the parting member shown in FIG. FIG. 2 is a perspective view of a principal part in which the vicinity of the 6 o'clock side of the wristwatch shown in FIG. 1 is enlarged and a part thereof is cut away.

Hereinafter, preferred embodiments of the present invention will be described with reference to FIGS. 1 to 5. In addition,
Hereinafter, the case where the light-emitting display device according to the present invention is applied to a wristwatch as an electronic device will be described. However, embodiments to which the present invention can be applied are not limited thereto.

FIG. 1 is a front view of the wristwatch according to the present embodiment, FIG. 2 is a cross-sectional view of a main part taken along line II-II in FIG. 1, and FIG. 3 is a main part taken along line III-III in FIG. FIG. In addition,
2 and 3, the broken line indicates the path of light output from the ultraviolet light emitting element 9 (see FIG. 2, which will be described later) that is a light source unit.
The wristwatch 100 according to the present embodiment has an indicator 11 (hour hand 11a, minute hand 1) by electric drive.
The time is displayed by rotating 1b).

The wristwatch 100 includes a main body case 1 formed in a hollow short column shape. In the present embodiment, the main body case 1 is formed in a substantially cylindrical shape.
A band attaching portion 2 to which a watch band (not shown) is attached at both upper and lower end portions (upper and lower end portions in FIG. 1) of the main body case 1, that is, at a 12 o'clock side end portion and a 6 o'clock side end portion of the timepiece.
Is formed.

In addition, on the outer peripheral portion of the main body case 1 is an instruction for time adjustment, and an ultraviolet light emitting element 9 which is a light source unit.
A plurality of operation buttons 3 are provided for inputting various operation instructions for turning on (see FIG. 2, etc., described later). The number and arrangement of the operation buttons 3 are not limited to the illustrated example.

The main body case 1 has an opening on the front side (viewing side, upper side in FIGS. 2 and 3) of the wristwatch 100 and an opening on the back side (lower side in FIGS. 2 and 3) of the main body case 1. ing. A windshield member 4 formed of a material such as transparent glass is provided at the front side opening of the main body case 1.
Is attached so as to close the opening on the surface side through the waterproof ring 4a. On the other hand, the back cover member 5 is attached to the back surface side opening of the main body case 1 so as to close the back surface side opening through the waterproof ring 5a.

A second light reflecting portion 41 that is a semi-transmissive reflecting portion is provided on the rear surface side of the windshield member 4 (the side opposite to the viewing side, the lower side in FIGS. 2 and 3). The second light reflecting portion 41 is arranged on the viewing side with respect to the ultraviolet light emitting element 9 (light source portion) and the first light reflecting portion 84 to be described later, and when the light reflected by the first light reflecting portion 84 enters. The incident light is diffused and diffusely reflected (diffusely reflected) on the side opposite to the viewing side, and irradiated at least toward the light emitting unit 83.
The 2nd light reflection part 41 is a metal vapor deposition layer formed so that it might become a substantially uniform film thickness by vapor-depositing metals, such as aluminum and chromium, on the surface of the back surface side of the windshield member 4, for example. In addition, the material which forms the 2nd light reflection part 41 is not limited to what was illustrated here. Moreover, the method for forming the second light reflecting portion 41 is not limited to vapor deposition, and various methods for forming a film or a layer can be used.
The second light reflecting portion 41 includes not only the light reflected by the first light reflecting portion 84,
Light directly incident from the ultraviolet light emitting element 9 that is a light source unit and light reflected by other members such as the dial 7 are also incident, and the second light reflecting unit 41 also receives these light. The light is diffused and diffusely reflected (diffusely reflected) on the side opposite to the viewing side. Further, the second light reflecting portion 41 reflects light not only to the light emitting portion 83 but also to the first light reflecting portion 84 and the dial 7. For this reason, the light emitted from the ultraviolet light emitting element 9 is repeatedly reflected through various paths under the second light reflecting portion 41, and each light emitting portion 83 can be irradiated with a wide and uniform light.

A housing 6 made of, for example, resin is provided inside the main body case 1. The housing 6 incorporates a timepiece movement for moving the hour hand 11a and the minute hand 11b which are the hands 11, a circuit board (not shown) on which various electronic components are mounted.

On the upper side of the housing 6 (viewing side, upper side in FIGS. 2 and 3), a dial plate 7 is arranged.
In the present embodiment, the wristwatch 100 is an analog wristwatch provided with hands 11 (hour hand 11a, minute hand 11b). A through hole (not shown) is provided in the substantially central portion of the dial 7, and the through hole is provided on the side where the windshield member 4 is provided from the internal mechanism side of the timepiece movement (
A shaft member 12 that supports the pointer 11 (the hour hand 11a and the minute hand 11b) is inserted toward the upper side in FIGS. When the shaft member 12 is rotated by driving the timepiece movement, the hands 11 (the hour hand 11a and the minute hand 11b) supported by the shaft member 12 move the dial 7 above and point to time-shaped portions 81 and 82 to be described later. The time is displayed.

On the dial 7, a parting member 8, which is a frame-like member formed in an annular shape (ring shape) and having an inner peripheral surface, is disposed along the inner peripheral surface of the main body case 1.
FIG. 4 is a perspective view of the parting member 8.
As shown in FIG. 4, in the present embodiment, the upper side of the parting member 8 (viewing side, FIGS. 2 and 3).
On the upper side) is a time character portion 81 which is an Arabic numeral corresponding to 2 o'clock, 4 o'clock, 6 o'clock, 8 o'clock, 10 o'clock, 12 o'clock, and a bar-like hour character ( The bar-shaped index portions 82 are alternately provided at substantially equal intervals. The parting member 8 has a time character portion 81 representing 12:00 located on the upper part (upper side in FIG. 1) of the wristwatch 100, and a time character portion 81 representing 6 o'clock located on the lower part (lower side in FIG. 1) of the wristwatch 100. It arrange | positions on the dial plate 7 so that it may do.

A light emitting portion 83 that emits colored light in response to light output from the light emitting element is provided on the upper surface of each time character portion 81, 82. The position where the light emitting unit 83 is provided is not limited to the illustrated example. The light emitting portion 83 may be provided on the entire upper surface of each time character portion 81, 82, or may be provided at a predetermined location which is a part thereof. Further, the light emitting unit 83 may not be provided in all the time character portions 81 and 82.

The light emitting unit 83 is configured by applying a layer of ink that reacts with light (ultraviolet light) output from the ultraviolet light emitting element (black light) 9, for example, and turns on the ultraviolet light emitting element (black light) 9. Sometimes a different emission color emerges than when illuminated by a normal light source. The light emitting unit 83 may be configured by being applied over the upper surface of the time character portions 81 and 82. For example, a concave portion is formed on the upper surface of the time character portions 81 and 82, and ink is placed therein. It may be applied.
It is preferable that the upper surface of the light emitting portion 83 is covered and protected by a transparent overcoat (not shown).

These light emitting parts 83 have a wavelength of 350 to 420 nm, or 254 to 365 nm, for example.
It emits colored light in response to the ultraviolet rays, and exhibits a transparent state in a normal state where no ultraviolet rays are irradiated. That is, the light emitting unit 83 emits colored light in response to irradiation with ultraviolet rays or the like output from the ultraviolet light emitting element 9.
The emission color of the light emitting unit 83 is based on three colors of green (or yellow), blue, and red, and has various color variations. Here, the light emitting units 83 may all have the same light emission color. For example, the light emission color of each light emitting unit 83 includes a time character portion 81 that is an Arabic index and a time character portion 82 that is a bar index. May be different. Further, the light emission colors may be different for the respective time character portions 81 and 82.

Further, a part of the inner peripheral surface of the parting member 8 and an inner surface (a surface facing the center of the wristwatch 100) in each of the time character portions 81 and 82 are on the viewing side (the upper side in FIGS. 2 and 3). An inclined surface that expands toward the surface of the light emitting element 9 is formed. When light output from the ultraviolet light emitting element 9 that is a light source is incident on the inclined surface, the incident light is viewed on the viewing side (see FIG. 2 and FIG. 2). A first light reflecting portion 84 that is reflected upward) in FIG. 3 is disposed.
As with the second light reflecting portion 41, the first light reflecting portion 84 has a substantially uniform film thickness, for example, by vapor-depositing a metal such as aluminum or chromium on the back surface of the windshield member 4. It is the formed metal vapor deposition layer. In addition, the material which forms the 1st light reflection part 84 is not limited to what was illustrated here. The method for forming the first light reflecting portion 84 is not limited to vapor deposition, and various methods for forming a film or a layer can be used.
In the present embodiment, as will be described later, since the ultraviolet light emitting element 9 that is a light source unit is disposed below the time character portion 81 indicating 6 o'clock, the time character portion 81 indicating 6 o'clock has an inclined surface and Although the 1st light reflection part 84 is not provided, the inclined surface and the 1st light reflection part 84 are also in the time-character part 81 which shows 6 o'clock.
May be provided. The first light reflecting portion 84 not only receives the light output from the ultraviolet light emitting element 9 but also when the light reflected by the second light reflecting portion 41 and the other first light reflecting portion 84 enters. In addition, since this is reflected to the viewer side, when the inclined surface and the first light reflecting portion 84 are also provided in the time character portion 81 indicating 6 o'clock, the other reflecting portions 84 and 41 The reflected light can be further reflected to the viewer side.

A part of the parting member 8 is a notch 85 as a light transmitting part that transmits light output from the ultraviolet light emitting element 9 that is a light source part, on both sides of the hour character part 81 indicating 6 o'clock. Is formed. Note that the cutout portion 85 only needs to be provided in at least a part of the periphery of the portion corresponding to the ultraviolet light emitting element 9 that is the light source portion, and the shape of the cutout portion 85 is not limited to the illustrated example.

FIG. 5 is a perspective view of a main part in which a portion around the hour character portion 81 is enlarged by enlarging the vicinity of the 6 o'clock side of the wristwatch 100 to indicate 6 o'clock.
As shown in FIGS. 2 and 5, an ultraviolet light emitting element 9, which is a light source part, is disposed below the part of the parting member 8 where the hour character portion 81 indicating 6 o'clock is provided.
The ultraviolet light emitting element 9 is called a black light, and has a wavelength of 254 to 4 for example.
It is composed of an ultraviolet lamp or an ultraviolet light emitting diode (LED) that emits ultraviolet light having a wavelength of 20 nm (nanometer), ultraviolet light having a wavelength of 374 to 389 nm, preferably ultraviolet light having a wavelength of around 365 nm.
The ultraviolet light emitting element 9 is electrically connected to the circuit board in the housing 6 by electrode terminals (not shown).
The light (ultraviolet light) output from the ultraviolet light emitting element 9 is the first provided in the parting member 8.
Is incident on the light reflecting portion 84 and reflected on the viewing side, is incident on the second light reflecting portion 41 provided on the windshield member 4, is diffused, is diffusely reflected on the opposite side to the viewing side, and is at least Light emitting unit 83
Irradiated towards. Further, the light transmitted upward from the cutout portion 85 as the light transmitting portion is directly incident on the second light reflecting portion 41 and diffused, and is diffusely reflected on the side opposite to the viewing side. As a result, the light output from the ultraviolet light emitting element 9 is diffused widely and efficiently and uniformly.
Is irradiated.

In the present embodiment, the ultraviolet light emitting element 9 as the light source unit, the light emitting unit 83, the parting member 8 as the covering member, the first light reflecting unit 84 provided on the inclined surface of the parting member 8, and the windshield member 4 are provided. A light emitting display device is configured by including the provided second light reflecting portion 41.

Next, the operation of the light emitting display device and the wristwatch 100 which is an electronic device in the present embodiment will be described.

When the operation button 3 for turning on the ultraviolet light emitting element 9 which is a light source unit is operated, light (ultraviolet light) is irradiated from the ultraviolet light emitting element 9, and each first provided on the inclined surface of the parting member 8. Is incident on the light reflecting portion 84 and reflected to the viewing side. Further, part of the light is transmitted upward from the cutout portion 85 as a light transmission portion.
Light reflected on the viewing side by the first light reflecting portion 84, light transmitted upward from the notch portion 85, and other members existing between the dial 7 and the windshield member 4 are reflected on the viewing side. The incident light enters the second light reflecting portion 41 provided on the windshield member 4 and is diffused, and is diffusely reflected on the side opposite to the viewing side.
The light reflected by the second light reflecting portion 41, the light output from the ultraviolet light emitting element 9 and transmitted upward from the cutout portion 85 is irradiated toward at least the light emitting portion 83, and each light emitting portion 8 is irradiated.
In response to this light, 3 emits light in each color.
Further, the light output from the ultraviolet light emitting element 9, the first light reflecting portion 84, and the second light reflecting portion 41.
The light reflected by the light enters the first light reflecting portion 84, the second light reflecting portion 41 and other members and repeats reflection, and is diffused widely between the dial 7 and the windshield member 4, The light emitting units 83 are irradiated efficiently and uniformly.

As described above, according to the present embodiment, since the parting member 8 as the covering member is provided so as to cover the upper part of the ultraviolet light emitting element 9 that is the light source unit, the appearance when viewed from the viewing side is impaired. The arrangement of the ultraviolet light emitting elements 9 is not restricted. Then, the light output from the ultraviolet light emitting element 9 is reflected to the viewing side by the first light reflecting portion 84 provided on the parting member 8, and the light reflected by the first light reflecting portion 84 is reflected by the windshield member. Semi-transparent second provided in 4
Are diffused and reflected by the reflecting portion 41 to the opposite side to the viewing side, and at least the light emitting portion 8
Irradiate towards 3. Therefore, even if the ultraviolet light emitting element 9 is covered from the viewing side by the parting member 8, the light from the ultraviolet light emitting element 9 is guided to the light emitting part 83 by the first light reflecting portion 84 and the second reflecting portion 41. Thus, the ultraviolet light-emitting element 9 can be widely irradiated with light.
Further, the light irradiated from the ultraviolet light emitting element 9 is converted into the first light reflecting portion 84 and the second reflecting portion 41.
Therefore, even when there is only one ultraviolet light emitting element 9, it is possible to irradiate each light emitting unit 83 with a wide and uniform light.
Further, the second reflecting portion 41 is a semi-transmissive reflecting portion, and diffuses and reflects incident light to irradiate the light emitting portions 83, so that wider and uniform light is transmitted to each light emitting portion 83. Irradiation can be performed.
In addition, in the parting member 8 that is a covering member, around the portion corresponding to the light source portion, that is, in this embodiment, the hour character portion 81 (6 o'clock arabic index) indicating 6 o'clock covering the ultraviolet light emitting element 9. At both side portions, cutout portions 85 are provided as light transmitting portions that transmit light output from the ultraviolet light emitting element 9. For this reason, the light output from the ultraviolet light emitting element 9 can be transmitted and diffused from the cutout portion 85 to above the parting member 8.
Light can be widely irradiated to the light-emitting part 83 provided on the time-character part 81 which shows time, and the time-character parts 81 and 82 arrange | positioned in the vicinity, the 2nd reflection part 41 grade | etc.,.
Further, the covering member is a parting member 8 (frame-like member) that has an inner peripheral surface and covers the viewing side of the ultraviolet light emitting element 9 that is a light source part, and the first light reflecting part is the parting member 8 (frame). Is provided in a part (predetermined location) of the inner peripheral surface of the member. For this reason, it is not necessary to provide a separate covering member in the wristwatch 100, and the light source portion can be covered without increasing the number of parts.
Further, the first light reflecting portion 84 is disposed on an inclined surface provided in the time character portion 81 which is a part (predetermined portion) of the inner peripheral surface of the parting member 8 which is a frame-shaped member. For this reason, the light irradiated from the ultraviolet light emitting element 9 can be efficiently diffused without impairing the appearance design.
Further, in the present embodiment, since the time character (Arabic index and bar index) is formed in the light emitting portion 83, the time character portion 81 serving as a time display is illuminated with the light emitted from the ultraviolet light emitting element 9, A variety of colors can be developed and emitted to enhance and enhance the appearance of beautiful designs.
Further, in the present embodiment, since an ultraviolet light emitting element (black light) is used as the light source unit, the light emitting unit 83 can be colored and emitted in each color to enhance and express a beautiful design.

Although the embodiments of the present invention have been described above, the present invention is not limited to such embodiments, and various modifications can be made without departing from the scope of the present invention.

For example, in the present embodiment, an example in which one ultraviolet light emitting element 9 as a light source unit is provided has been described, but the number of ultraviolet light emitting elements 9 is not particularly limited.
Further, the position where the ultraviolet light emitting element is disposed is not limited to the 6 o'clock side of the wristwatch 100.
When the ultraviolet light emitting element is disposed at a position other than the 6 o'clock side of the wristwatch 100, a portion corresponding to the ultraviolet light emitting element is provided with a notch so that light can be transmitted upward.

In the present embodiment, the case where the ultraviolet light emitting element 9 is provided as the light source portion has been described as an example. However, the light source portion is not limited to the ultraviolet light emitting element as long as the light emitting portion 83 can emit light. The light source unit may be, for example, a visible light emitting element, an infrared light emitting element, or the like. When the light source unit is a visible light emitting element, an infrared light emitting element, or the like, the light emitting unit 83 is formed of a material that emits colored light in response to each light emitted from the light source unit.

Further, in the present embodiment, the time character portions 81, 8 in which the light emitting portion 83 is provided on the parting member 8.
2 exemplarily described, the position where the light emitting portion 83 is provided is the time character portion 8.
It is not limited to 1,82. For example, it may be provided at a predetermined location such as on the dial 7 or on the hands 11 (hour hand 11a, minute hand 11b, etc.).
Moreover, the light emission part 83 does not need to be provided in all the time character parts 81 and 82. FIG.
Further, in the present embodiment, the case where a time character that is a number is formed in the light emitting unit 83 is taken as an example, but what is formed in the light emitting unit 83 is not limited to a number, for example, letters such as alphabets, It may be a figure such as various logo marks or a symbol. By forming numbers, letters, logo marks, and the like in the light-emitting portion 83, these can be emitted by the light from the ultraviolet light-emitting element 9 and can be made to stand out.
In this way, in the case where the light emitting portion 83 is provided in various timepiece parts such as the time character portions 81 and 82, the pointer 11, the dial plate 7, etc., at least the time character portion 81, 82
In addition, it is preferable that the emission color of the light emitting portion 83 is different between the pointer 11 and the figure on the dial 7. For example, the light emitting portion 83 of the dial 7 emits light in a red color, and the time character portions 81 and 82 and the pointer 18 are emitted.
The light emitting unit 83 emits light in a blue color so that the time is easily confirmed when the light emission colors are different. Further, the light emitting portion 83 of the mark portion of the dial plate 7, the light emitting portion 83 of the time character portions 81 and 82,
Each light emission color may be different between the light emitting unit 83 of the pointer 11.

Moreover, although this embodiment demonstrated as an example the case where a coating | coated member is the parting member 8 which is a ring-shaped (annular) frame-shaped member, the structure of a coating | coated member is not limited to this.
For example, when a surface on the viewing side of an electronic device to which the light emitting display device is applied, such as a wristwatch, is a quadrangular shape, a parting member having a shape along the outer shape is provided as a frame-shaped member.
Moreover, the coating | coated member should just be what can coat | cover a light source part from the visual recognition side, and is not limited to a frame-shaped member. For example, it may be a flange that covers only the light source unit and its periphery.

Moreover, in this embodiment, although the 1st light reflection part showed the example provided in the inclined surface formed in the time character parts 81 and 82 provided in the parting member 8 which is a coating | coated member, The light reflecting portion 1 may be any member that can reflect the incident light to the viewing side when light output from the light source portion (ultraviolet light emitting element 9 in the present embodiment) is incident. The position of providing one light reflecting portion is not limited to the embodiment. For example, the first light reflecting part may be formed over the entire inner peripheral surface of the parting member 8, or the first light reflecting part may be provided separately from the parting member.

Moreover, in this embodiment, the parting member 8 which is a coating | coated member is used as a light transmissive part which permeate | transmits light.
The cutout portion 85 is provided around the portion corresponding to the light source portion (ultraviolet light emitting element 9 in the present embodiment), but the light transmitting portion transmits light emitted from the light source portion (ultraviolet light emitting element 9) to the covering member. What is necessary is just to make it permeate | transmit upwards, and it is not limited to a notch part. For example, you may provide a slit hole etc. as a light transmissive part.

Further, in the present embodiment, the case where the second light reflecting portion is a metal deposition layer deposited on the back surface side of the windshield member 4 is exemplified, but the second light reflecting portion is a light emitting portion (in the present embodiment, Ultraviolet light emitting element 9
) And the semi-transparent reflecting portion disposed on the viewer side with respect to the first light reflecting portion 84, and diffuses the incident light when at least light reflected by the first light reflecting portion 84 is incident. It is only necessary that the light is diffusely reflected on the side opposite to the viewing side and can be irradiated at least toward the light emitting part (ultraviolet light emitting element 9). The position where the second light reflecting part is provided is in the embodiment. It is not limited.

Moreover, although the case where the time character is the time character part 81 provided in the upper surface of the parting member 8 was taken as an example in this embodiment, the position where the time character is provided is not limited to this. For example, time characters may be formed on a dial by means such as printing, sticking, vapor deposition, or engraving.

In the present embodiment, the case where the wristwatch 100 is an analog wristwatch provided with a pointer has been described, but the wristwatch is not limited to an analog wristwatch. For example, a digital wristwatch provided with a liquid crystal display unit composed of a liquid crystal panel or the like, or a wristwatch provided with both a pointer and a liquid crystal display unit may be used.

In this embodiment, a wristwatch is illustrated as an electronic device to which the light-emitting display device is applied. However, the electronic device to which the light-emitting display device is applied is not limited to a wristwatch. The electronic device may be various devices such as a mobile phone and an automobile instrument.

In addition, it cannot be overemphasized that this invention is not limited to this embodiment, and can be changed suitably.

Although several embodiments of the present invention have been described above, the scope of the present invention is not limited to the above-described embodiments, but includes the scope of the invention described in the claims and equivalents thereof. .
The invention described in the scope of claims attached to the application of this application will be added below.
The item numbers of the claims described in the appendix are as set forth in the claims attached to the application of this application.
[Appendix]
<Claim 1>
A light source unit that outputs light;
A covering member for covering the light source part from the viewing side;
A light emitting part that emits colored light in response to light;
When the light output from the light source unit is incident, a first light reflecting unit that reflects the incident light to the viewing side;
When the light reflected by the first light reflecting portion is incident on the light transmitting portion and the first light reflecting portion, the semi-transmissive reflecting portion is disposed on the viewing side. Second diffused and diffused and reflected to the side opposite to the viewing side and irradiated at least toward the light emitting part
The light reflecting part of
A light-emitting display device comprising:
<Claim 2>
The light emitting display according to claim 1, wherein the covering member includes a light transmission part that transmits light output from the light source part at least at a part of the periphery of the part corresponding to the light source part. apparatus.
<Claim 3>
The covering member is a frame-shaped member that has an inner peripheral surface and covers the viewing side of the light source unit,
The said 1st light reflection part is provided over the predetermined part of the said internal peripheral surface of the said frame-shaped member, or the whole region of the said internal peripheral surface of the said frame-shaped member, The Claim 1 or Claim characterized by the above-mentioned. Item 3. A light-emitting display device according to Item 2.
<Claim 4>
An inclined surface that expands toward the viewing side is formed at a predetermined portion of the inner peripheral surface of the frame-shaped member or the entire inner peripheral surface of the frame-shaped member,
The light emitting display device according to claim 3, wherein the first light reflecting portion is disposed on the inclined surface formed in the frame-shaped member.
<Claim 5>
The said light emission part is formed in the upper surface of the time character part which consists of at least one of a predetermined character, a number, a figure, and a symbol, The Claim 1 characterized by the above-mentioned. Luminescent display device.
<Claim 6>
6. The light emitting display device according to claim 1, wherein the light source unit is at least one of an ultraviolet light emitting element, a visible light emitting element, and an infrared light emitting element.
<Claim 7>
The light-emitting display device according to any one of claims 1 to 6,
A body case for housing the light emitting display device;
An electronic device comprising:
<Claim 8>
The light-emitting display device according to any one of claims 1 to 6,
A body case for housing the light emitting display device;
A dial disposed in the main body case and irradiated with light from the second reflecting portion of the light emitting display device;
An electronic device comprising:

1 Body Case 4 Windshield Member 6 Housing 7 Dial 8 Parting Member (Coating Member, Frame Member)
9 Ultraviolet light emitting element (light source)
11 Pointer 41 Second light reflecting portion 81 Time character 82 Time character 83 Light emitting portion 84 First light reflecting portion 100 Wristwatch (electronic device)

In order to solve the above problems, a light-emitting display device according to the present invention includes:
A time character indicating the time,
A light source portion disposed around the time character portion;
A light emitting portion that is provided on the upper surface of the time character portion and emits colored light in response to light;
A light source unit light reflecting portion for reflecting the light output from the light source unit to the light emitting portion,
A light transmission part provided around the time character part, and transmits light from the light source part to the light source light reflection part;
It is characterized in that to obtain Bei the.

According to the present invention, a light emitting display device that can arrange a light source unit without damaging the appearance when viewed from the viewing side and can widely illuminate the light emitting unit with light output from the light source unit and the light emitting display device are applied. An electronic device can be provided .

Claims (6)

A light source unit that outputs light;
A covering member for covering the light source part from the viewing side;
Provided on the upper part of this covering member, a time character part consisting of at least one of predetermined letters, numbers, figures, symbols,
A light emitting portion that is provided on the upper surface of the time character portion and emits colored light in response to light;
A light transmitting portion provided around a portion corresponding to the light source portion of the covering member, and spreading toward a direction in which light from the light source portion is output;
When the light output from the light source unit is incident, a first light reflecting unit that reflects the incident light to the viewing side;
When the light reflected by the first light reflecting unit is incident on the viewing side, the reflecting unit is disposed on the viewing side with respect to the light source unit and the first light reflecting unit. Is reflected to the opposite side and irradiates the light emitting part toward the second light reflecting part,
With
The light-emitting display device is characterized in that the light source unit is disposed below the hour-shaped unit indicating six characters. The covering member is a frame-shaped member that has an inner peripheral surface and covers the viewing side of the light source unit,
The said 1st light reflection part is provided over the whole predetermined area of the said internal peripheral surface of the said frame-shaped member, or the said internal peripheral surface of the said frame-shaped member. Luminescent display device. An inclined surface that expands toward the viewing side is formed at a predetermined portion of the inner peripheral surface of the frame-shaped member or the entire inner peripheral surface of the frame-shaped member,
The light emitting display device according to claim 2, wherein the first light reflecting portion is disposed on the inclined surface formed in the frame-shaped member. 4. The light emitting display device according to claim 1, wherein the light source unit is at least one of an ultraviolet light emitting element, a visible light emitting element, and an infrared light emitting element. The light-emitting display device according to any one of claims 1 to 4,
A body case for housing the light emitting display device;
An electronic device comprising: The light-emitting display device according to any one of claims 1 to 4,
A body case for housing the light emitting display device;
A dial disposed in the main body case and irradiated with light from the second reflecting portion of the light emitting display device;
An electronic device comprising:

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