JP3631081B2 - clock - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a timepiece including a dial having a light guide property and a light source that emits light to the dial, and the dial is provided with an indicator portion that emits light from the light source.
[0002]
[Prior art]
Conventionally, as a timepiece equipped with a light source for illuminating a dial, an annular member having a light guiding property is arranged around the dial, for example, as described in JP-A-9-96682. A configuration in which light from a light source is guided by a member is known.
[0003]
Also, for example, a lighted watch described in Japanese Patent Application Laid-Open No. 11-248858 is known in which light from a light source is input to a dial having light guide property and an indicator portion provided on the dial is caused to emit light. Yes. The index part is for indexing time. Alternatively, some simply decorate the dial.
[0004]
Here, the light guide property is a property of guiding the input light to the end face, and as a member having the light guide property, for example, a transparent resin or glass is generally known.
[0005]
Furthermore, by printing a character or the like on the back surface of the light-guiding member and placing a black plate behind it, the character or the like can be lifted as if illuminated by light.
[0006]
In addition, if a V-shaped groove is formed on the rear surface of the light-guiding member, light is reflected by the groove to the front side of the light guide, and this can be used to lift characters and the like. You can also.
[0007]
Therefore, the indicator portion of the dial is configured by performing white printing on the back surface of the dial or providing a groove.
[0008]
In particular, a light condensing material colored with a light condensing dye is also known as a member having a light guiding property.
[0009]
The light collecting dye captures light of a specific wavelength that enters from the surface, converts it into fluorescent light and re-radiates it at a long wavelength, and a concentrated fluorescent color is generated from the end face of the light collecting material. .
[0010]
Thus, by providing the light source and illuminating the dial face, it is easy to read the time in a dark place, and the decorative effect is great.
[0011]
[Problems to be solved by the invention]
By the way, in recent years, the designs of watches have been diversified more and more, and as described above, it is desired to further improve the time readability and decorativeness of the configuration for illuminating the dial.
[0012]
The present invention, in consideration of this situation, the dial can be illuminated more efficiently, and its object is further to provide a can Ru clock providing efficiently cover covering the dial.
[0013]
[Means for Solving the Problems]
The invention described in claim 1 of the present application includes a dial having a light guide property and a light source that inputs light to the dial, and the dial includes an indicator unit that emits light by the light from the light source. In the timepiece provided with a hole, the dial has a hole through which the light source is inserted, and has a light guide property in front of the light source inserted through the hole and receives light from the light source. A light emitting unit that emits light and further includes a cover that covers the dial, and the cover is a timepiece that is supported by the light emitting unit. According to such a configuration, the dial is illuminated more efficiently.
[0014]
That is, in the timepiece of the present invention, the dial indicator portion and the light emitting portion emit light by the light of the light source, and in particular, since the light emitting portion is provided in front of the light source, the light emitting portion directly brings the light of the light source. It is. Therefore, the brightness of the light emitting unit is ensured satisfactorily.
[0016]
And since the cover which covers the said dial is supported by the said light emission part, a cover is provided efficiently.
[0018]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, specific examples of the present invention will be described in detail with reference to the drawings.
[0019]
FIG. 1 is a front view showing a timepiece 1 of this example, FIG. 2 is a side view showing the timepiece 1 of this example, and FIG. 3 is a side sectional view showing the timepiece 1 of this example. FIG. 4 is a side sectional view showing a main part of the timepiece 1 of this example.
[0020]
As shown in these drawings, the timepiece 1 of the present example is an alarm clock that rings the bells 110 provided on both sides of the upper part thereof at an arbitrarily set time. The setting of the alarm time is performed by an operation unit (not shown) provided on the back side.
[0021]
The alarm function is turned on / off by a slide type anti-sound switch 120 provided on the side of the alarm function.
[0022]
When the bell 110 is temporarily stopped, a push type snooze switch 130 provided at the upper center is pushed. That is, when the snooze switch 130 is pressed to stop the bell 110 from ringing, the bell 110 starts to ring again after a few minutes.
[0023]
Further, the timepiece 1 is provided with a light source 300 that illuminates the dial 200.
[0024]
The dial 1 of the present example has light guiding properties, and is provided with a hole portion 210 through which the light source 300 is inserted, and an indicator portion 220 of the time when light is emitted by light from the light source.
[0025]
The indicator unit 220 is configured by performing white printing on the back surface of the dial 200 so as to exhibit the shape of the indicator. Or you may comprise by providing the groove part which exhibits the shape of a parameter | index on the back surface of the dial 200. FIG.
[0026]
In addition, a pointer 400 is disposed on the front side of the dial 200, and a movement 410 that drives the pointer 400 is disposed on the back side of the dial 200.
[0027]
At the edge of the dial 200, a light emitting unit 500 that protrudes in the front direction of the dial 200 is provided.
[0028]
The light emitting unit 500 has light guiding properties and emits light with light from the light source 300, and is disposed in front of the light source 300 inserted through the hole 210 of the dial 200.
[0029]
The light emitting unit 500 of the present example has an annular shape surrounding the rotation range of the pointer 400, and is configured by assembling parts separate from the dial 200 with respect to the dial 200.
[0030]
Note that the dial 200 and the light emitting unit 500 are formed in a hollow shape in consideration of the light circulation of the light source 300.
[0031]
Further, the timepiece 1 includes a cover 600 that covers the dial 200, and this cover 600 is supported by being welded, adhered, or fitted to the light emitting unit 500.
[0032]
The unit that integrally supports the light emitting unit 500 and the cover 600 is attached to the exterior case of the timepiece 1 by screwing.
[0033]
On the other hand, the light source 300 of this example is a light emitting diode sharing a power source with the movement 410. The light source 300 is turned on whenever the above-described snooze switch 130 is pressed. That is, in this example, the snooze switch 130 is also used as an operation switch for the light source 300.
[0034]
According to such a configuration, when the light source 300 is turned on by pressing the snooze switch 130, the light of the light source 300 is emitted from the indicator unit 220 and the light emitting unit 500 of the dial 200, and these emit light. In particular, since the light emitting unit 500 is provided in front of the light source 300, the entire light emitting unit 500 having an annular shape can emit light satisfactorily.
[0035]
In the case of this example, the dial 200 and the light emitting part 500 are made of a light collecting material colored with a light collecting dye, and the indicator part 220 and the light emitting part 500 are purple, yellow, orange, red, blue, green, etc. A strong fluorescent color is generated. Therefore, the dial 200 and the light emitting unit 500 appear to shine with very bright colors.
[0036]
When a plurality of such light emitting units 500 that emit light with the light from the light source 300 are provided, a light source may be provided for each of the light emitting units.
[0037]
As described above, according to the timepiece of the present example, the dial is provided with a hole portion through which the light source is inserted, and has a light guiding property and light from the light source in front of the light source inserted through the hole portion. Since the light emitting portion that emits light is provided, the dial can be illuminated more efficiently.
[0038]
That is, in the watch of this example, the indicator part and the light emitting part of the dial emit light by the light of the light source. In particular, since the light emitting part is provided in front of the light source, the light of the light source is directly brought into the light emitting part. be able to. Therefore, the brightness of the light emitting unit can be ensured satisfactorily.
[0039]
Furthermore, according to the watch of the present example, the light emitting portion has an annular shape surrounding the rotation area of the pointer arranged on the dial, so that illumination surrounding the rotation area of the pointer can be efficiently obtained, and the decoration is further improved. can do.
[0040]
Furthermore, according to the timepiece of the present example, the timepiece includes a cover that covers the dial, and the cover is supported by the light emitting unit, so that the cover can be provided efficiently.
[0041]
Furthermore, according to the timepiece of the present example, at least one of the dial and the light emitting portion is made of a light collecting material colored with a light collecting dye, so that a strong fluorescent color can be generated from the indicator portion or the light emitting portion of the dial. And the aesthetics of the watch can be further improved.
[0042]
【The invention's effect】
The invention described in claim 1 of the present application includes a dial having a light guide property and a light source that inputs light to the dial, and the dial includes an indicator unit that emits light by the light from the light source. In the timepiece provided with a hole, the dial has a hole through which the light source is inserted, and has a light guide property in front of the light source inserted through the hole and receives light from the light source. A light emitting unit that emits light is provided , and a cover that covers the dial is further provided . The cover is a timepiece that is supported by the light emitting unit. According to such a configuration, the dial can be illuminated more efficiently. And a cover can be provided efficiently .
[Brief description of the drawings]
FIG. 1 is a front view showing a timepiece according to a specific example of the present invention.
FIG. 2 is a side view showing a timepiece according to a specific example of the present invention.
FIG. 3 is a side sectional view showing a timepiece according to a specific example of the present invention.
FIG. 4 is a side sectional view showing a main part of a timepiece according to a specific example of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Clock 110 Bell body 120 Sound stop switch 130 Snooze switch 200 Dial 210 Hole part 220 Indicator part 300 Light source 400 Pointer 410 Movement 500 Light emitting part 600 Cover

Claims (1)

In the timepiece provided with a dial having a light guide property and a light source for inputting light to the dial, the dial is provided with an indicator portion that emits light from the light source,
The dial is provided with a hole through which the light source is inserted, and a light emitting part that has light guiding properties and emits light from the light source is provided in front of the light source inserted through the hole. ,
Furthermore, a cover for covering the dial is provided,
The timepiece characterized in that the cover is supported by the light emitting portion .

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