JP3905434B2 - Portable equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a portable device, and more particularly to a portable device having a structure in which a detachable member is attached to a device body such as a battery or a recording medium.
[0002]
[Prior art]
As an example of a conventional portable device, a camera (so-called silver salt camera) will be described as an example.
[0003]
FIG. 5 shows the configuration of a conventional camera 112 (see Japanese Patent Laid-Open No. 7-286212). In this camera 112, for example, an illumination lamp 116 is provided in the cartridge chamber 114, so that the film can be easily replaced even in a dark place.
[0004]
However, in the camera 112 of FIG. 5, in order to illuminate the cartridge chamber 114, an illumination lamp 116 and a circuit for causing the lamp to emit light are necessary, which increases costs. Furthermore, since it is necessary to supply electric power to the illumination lamp 116, power consumption is also increased.
[0005]
[Problems to be solved by the invention]
In view of the above facts, an object of the present invention is to obtain a portable device that can be easily attached and detached, can be configured at low cost, and does not cause an increase in power consumption.
[0009]
[Means for Solving the Problems]
According to the first aspect of the present invention, the light emitting member for photographing that can emit light toward the subject at the time of photographing, the attaching portion to which the attaching / detaching member is attached, the light from the photographing light emitting member that is disposed in the vicinity of the attaching portion. A phosphorescent member capable of accumulating and emitting light; and a brightness sensor for detecting ambient brightness; and when the brightness sensor detects that the surrounding is dark, the photographing light emitting member is caused to emit light to emit light. It is characterized in that the phosphorescent member is phosphorescent.
[0010]
Therefore, when the brightness sensor detects that the surrounding is dark and the light emitting member for photographing emits light, the light storing member in the vicinity of the attachment portion to which the detachable member is attached stores the light of the light emitting member for photographing and emits light thereby. . The user of the portable device can easily attach and detach the detachable member with the light emitted from the phosphorescent member. In addition, since the phosphorescent member is made to emit light by using the light of the photographing light emitting member provided in advance in the device body, it is not necessary to newly provide a lamp or a circuit for illuminating the vicinity of the mounting portion, and the cost is low. Can be configured. Since it is not necessary to supply power to the lamp, power consumption does not increase.
[0011]
In the invention of claim 2 , a light emitting member for photographing that can emit light toward a subject at the time of photographing, a mounting portion to which a detachable member is attached, and light from the photographing light emitting member that is disposed in the vicinity of the attaching portion. A light storage member capable of storing light and emitting light; a cover plate that opens and closes the attachment portion; and a cover plate sensor that detects an open state of the cover plate, wherein the cover plate is opened by the cover plate sensor. When this is detected, the light emitting member for photographing is caused to emit light and the phosphorescent member is stored.
[0012]
Therefore, when the lid plate sensor detects that the lid plate is opened and the photographing light emitting member emits light, the phosphorescent member near the attachment portion to which the detachable member is attached accumulates the light of the photographing light emitting member. To emit light. The user of the portable device can easily attach and detach the detachable member with the light emitted from the phosphorescent member. In addition, since the phosphorescent member is made to emit light by using the light of the photographing light emitting member provided in advance in the device body, it is not necessary to newly provide a lamp or a circuit for illuminating the vicinity of the mounting portion, and the cost is low. Can be configured. Since it is not necessary to supply power to the lamp, power consumption does not increase.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 shows a digital still camera 12 which is a portable device according to the first embodiment of the present invention. FIG. 2 shows a side view of the digital still camera 12 with a part thereof broken.
[0015]
The digital still camera 12 has a housing 14. The housing 14 is formed in a substantially box shape, and members such as a photographing lens 16, a photographing light emitting member 18 (so-called strobe), a finder light receiving unit 20, and the like are provided on the front surface 14F side. A shutter switch 22 is provided on the upper surface 14T, and a liquid crystal display 24 is provided on the rear surface 14B. The user of the digital still camera 12 can take an image by pressing the shutter switch 22 while viewing the image on the liquid crystal display 24 (or viewing the image in the finder (not shown) on the back surface 14B).
[0016]
A cover plate 26 is rotatably attached to the side surface 14S of the housing 14. In addition, a battery holder 28 is attached in the housing 14, and the battery housing chamber 30 is exposed in a state where the cover plate 26 is opened (see FIG. 1) so that the battery can be accommodated. A display portion 32 is provided on the side surface 28S of the battery holder 28 so that the user can know the storage direction of each battery. The display unit 32 is configured by applying a phosphorescent paint in a “+”-shaped or “−”-shaped recess 32 </ b> D formed on the side surface 28 </ b> S of the battery holder 28.
[0017]
As can be seen from FIG. 1, the side surface 28 </ b> S of the battery holder 28 is located on the inner side (near the center of the housing 14) than the side surface 14 </ b> S of the housing 14, and the side surface 28 </ b> S of the battery holder 28 and the lid plate 26. A gap 34 is formed between them. A light guide member 36 is disposed between the gap 34 and the lower surface of the photographing light emitting member 18. The inside of the light guide member 36 is an optical path through which light from the light emitting member 18 for photographing passes, and this light can be efficiently guided to the gap 34 without inadvertently leaking into the housing 14. . Further, the brightness of the surroundings is detected using a light control sensor and an image sensor (CCD or CMOS) provided in the digital still camera 12, and the photographing light emitting member 18 is forcibly emitted when the surroundings are dark. It is set as the structure which makes it light-store in a phosphorescent member. Further, a sensor for detecting the opening of the cover plate 26 (or a switch linked to the opening) is attached, and the photographing light emitting member 18 is forced to emit light at the initial stage of the opening operation of the cover plate 26.
[0018]
In the digital still camera 12 of this embodiment configured as described above, when the battery is replaced, the user of the digital still camera 12 first opens the cover plate 26. At this time, the light of the photographing light emitting member 18 that is emitted when the digital still camera 12 is used is guided to the gap 34 by the light guide member 36 and stored in the display unit 32 (luminous paint). Therefore, for example, even when the cover plate 26 is opened in the dark, the display unit 32 shines, so that the user can know the position of the battery accommodating chamber 30 and the direction in which the battery is inserted, and the battery can be easily replaced. Can be done.
[0019]
And the display part 32 is comprised by apply | coating a luminous paint in the recessed part 32D. Therefore, it is possible to prevent the user's hand or other foreign matter from directly touching the phosphorescent paint, and to prevent the phosphorescent paint from peeling off.
[0020]
FIG. 3 shows a digital still camera 42 according to the second embodiment of the present invention. In the digital still camera 42, the display unit 32 is provided on the inner surface of the battery housing chamber 30, but the other configuration is the same as that of the digital still camera 12 of the first embodiment. Therefore, the user can visually recognize the display unit 32 with the battery removed. In addition, since the possibility that the user's hand touches the display unit 32 is reduced as compared with the first embodiment, peeling of the phosphorescent paint can be more effectively prevented.
[0021]
In FIG. 3, the light is guided to the gap 34 by the light guide member 36 so that the light reaches the display unit 32 from the gap between the inner surface of the battery housing chamber 30 and the battery. The lower end of the battery may be disposed in the battery housing chamber 30 so that light is guided directly into the battery housing chamber 30.
[0022]
FIG. 4 shows a digital still camera 52 according to a reference example of the present invention. In the digital still camera 52, the light guide member 36 of the first embodiment is not provided, and instead, the light guide member 56 is disposed between the backlight portion 54 and the gap 34 of the liquid crystal display 24. Has been. Other than this, the configuration is the same as that of the digital still camera 12 of the first embodiment.
[0023]
In the digital still camera 52 of the reference example configured as described above, the light of the backlight unit 54 emitted when the digital still camera 52 is used is guided to the gap 34 by the light guide member 56 and stored in the display unit 32. . Therefore, similarly to the digital still camera 12 of the first embodiment, the display unit 32 shines even in the dark, for example, so that the user can know the position of the battery accommodating chamber 30 and the direction of the battery, and the battery can be easily replaced. Can be done.
[0024]
As described above, in any embodiment of the present invention, the battery can be easily replaced even in the dark. In addition, since the light of the photographing light emitting member 18 provided in advance in the digital still camera is stored in the display unit 32 and the display unit 32 emits light, a lamp for illuminating the vicinity of the battery housing chamber 30 And a circuit are unnecessary, and a digital still camera can be configured at low cost. The digital still camera 12 can also be reduced in size and weight. Moreover, since it is not necessary to supply power to such a lamp, the power consumption of the digital still camera 12 does not increase.
[0025]
In the above description, a digital still camera is taken as an example of the portable device of the present invention, but the portable device is not limited to this. For example, an imaging device such as a silver salt camera can be used. Furthermore, a moving image shooting device capable of shooting a moving image, a sound reproduction device such as a so-called headphone stereo, a portable receiver such as a portable game machine or a portable radio, a portable radio such as a portable transceiver, “PDA” Personal information devices (personal digital assistants), mobile phones and the like are also included in the portable devices of the present invention. Moreover, in an actual use situation, it is not particularly limited whether it is used with being carried around or used in a stationary manner.
[0026]
In addition to the battery, some of these portable devices have a detachable member attached to and detached from the main body. However, the detachable member according to the present invention is not limited to the battery, and any detachable member is possible. It may be a member. For example, in the case of a digital still camera, a portable game machine, a PDA, or the like, there are some in which a recording medium (so-called memory card or the like) for recording information is attached or detached. Therefore, the phosphorescent member of the present invention may be provided in the vicinity of an attachment portion (for example, a memory card accommodation portion) to which such a recording medium is attached. In these cases, it is preferable to provide a phosphorescent member so that the accommodation direction of the recording medium can be understood. Correspondingly, it is preferable to provide a similar phosphorescent member on a recording member such as a memory card so that the direction can be specified even in the dark.
[0027]
The location where the display unit 32 (light storage member) is provided may be in the vicinity of a portion to which a detachable member such as a battery or a recording medium is attached. Therefore, for example, it may be inside the lid plate 26. In general, the cover plate 26 is locked in a closed state, and a knob for releasing the lock is often provided. In this case, a phosphorescent member may be applied to the unlocking knob to form a display unit.
[0028]
The light guide member 36 is not necessarily required to irradiate the phosphorescent paint constituting the display unit 32, but the light guide member 36 is provided as in each embodiment of the present invention. Then, light can be efficiently irradiated to the phosphorescent paint. In addition, inadvertent light leakage into the housing 14 can be prevented.
[0029]
In the present invention, a configuration in which highlights the accumulating member is phosphorescent, in the digital still camera 42 of the digital still camera 12 or the second embodiment of the first embodiment, with its dependent control sensor and imaging device thereto ( detecting ambient brightness by using CCD or CMOS), forcibly emitted photographing light emitting member 18 when the surroundings are dark, has a configuration that the accumulating in the accumulating member. Alternatively, attaching a sensor (or a switch linking to open) for detecting the opening of the cover plate 26 has a configuration in which the opening operation initial lid plate 26 Ru forcibly emit light a photographic light-emitting member 18. In any case, the power charged in the capacitor in advance for the light emission of the photographing light emitting member 18 can be used.
[0030]
The contact preventing means of the present invention is not limited to the above-described recess 32D, and may be a place where the user's hand or other foreign matter is less likely to touch. In addition, the contact prevention means may be configured by covering the luminous paint with a transparent film or the like.
[0031]
In the present invention, the user and the portable device are associated with each other by setting the phosphorescent member to have a different shape, position, or the like according to each portable device (for example, in the case of a camera such as the digital still camera 12) It is possible to confirm that it is “My Camera”.
[0032]
【The invention's effect】
Since the present invention has the above-described configuration, it is easy to attach and detach the detachable member, it can be configured at low cost, and power consumption is not increased.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a digital still camera according to a first embodiment of the present invention.
FIG. 2 is a side view showing the digital still camera according to the first embodiment of the present invention in a partially broken view.
FIG. 3 is a perspective view partially showing a digital still camera according to a second embodiment of the present invention.
FIG. 4 is a side view showing a digital still camera according to a third embodiment of the present invention with a part thereof broken away.
FIG. 5 is a diagram showing the back side of a conventional camera without a lid.
[Explanation of symbols]
12 Digital still camera (portable device)
14 Housing (equipment main unit)
18 Light-emitting member 30 for photography Battery storage chamber (attachment part)
32 Display unit (phosphorescent member)
32D recess (contact prevention means)
36 Light guide member 42 Digital still camera 52 Digital still camera
54 Backlight part 56 Light guide member

Claims (2)

A light emitting member for photographing that can emit light toward the subject at the time of photographing;
An attachment part to which the detachable member is attached;
A phosphorescent member disposed near the mounting portion and capable of accumulating light from the light emitting member for photographing, and capable of emitting light;
A brightness sensor that detects ambient brightness;
Have
A portable device characterized in that when the brightness sensor detects that the surroundings are dark, the light emitting member for photographing is caused to emit light and the phosphorescent member is stored. A light emitting member for photographing that can emit light toward the subject at the time of photographing;
An attachment part to which the detachable member is attached;
A phosphorescent member disposed near the mounting portion and capable of accumulating light from the light emitting member for photographing, and capable of emitting light;
A lid plate for opening and closing the attachment portion;
A lid plate sensor for detecting an open state of the lid plate;
Have
A portable device characterized in that when the lid plate sensor detects that the lid plate is opened, the photographing light emitting member emits light and accumulates light in the phosphorescent member.

Images