JPH08229254A - Portable electric equipment provided with pilot lamp - Google Patents

Abstract

PURPOSE: To turn a part for fixing a transparent cover and an ornamental plate to a case to a simple structure, to reduce an assembly cost and to perform mass production at a low cost. CONSTITUTION: For this portable electric equipment, a through hole 2 is opened on the case and a pilot lamp 3 is disposed on the inner side of the through hole 2. The through hole 2 of the case is closed by the transparent cover 4. The ornamental plate 5 is fixed on the surface of the case and a recessed part 6 capable of inserting the transparent cover 4 is formed on the surface of the case at a position opposite to the ornamental plate 5. Further, an illumination hole 7 is opened at the opposite position of the through hole 2 of the case for the ornamental plate 5. Being held between the ornamental plate 5 and the case, the transparent cover 4 is mounted to the recessed part 6 of the case.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable electric device containing a pilot lamp.

[0002]

2. Description of the Related Art Portable electric devices display the charging status of a battery incorporated therein or indicate that they are in use.
Alternatively, it has a built-in pilot lamp for displaying the remaining capacity of the battery. In order to radiate the light of the pilot lamp to the outside, a through hole is opened in the case in the vicinity of the pilot lamp. The through hole of the case is closed by a transparent lid made of transparent plastic so that dust does not enter the case through this portion. The transparent lid is fixed to the inner surface of the case. The transparent lid is welded or adhered to the case, or is fixed by a hook structure.
To fix the transparent lid to the case with the hooking structure, a plurality of locking hooks are integrally formed by projecting on the inner surface of the case, and the hooks are inserted into the locking holes opened in the transparent lid and fixed.

Furthermore, in order to make the surface of the portable electric device have a beautiful design, for example, a decorative plate which is colored in a color different from that of the case or which is formed in a state in which the surface shape and pattern are different from the case surface is fixed. There is something. The portable electric device of this structure has a feature that it can be made to have a high-grade and aesthetically superior design, compared to a case in which the entire case is integrally molded of plastic. However, in the portable electric device having this structure, it is necessary to fix the decorative plate molded separately from the case to the case. Since it is difficult to weld and fix the decorative plate to the case, the decorative plate is fixed to the case by a method such as adhesion or a hook structure. The reason why welding is difficult is because there are welding marks on the surface of the decorative plate.

[0004]

In a portable electric device in which a transparent lid is fixed on the inner surface of the case and a decorative plate is fixed on the outer surface of the case, two plate members are separately mounted on the inner surface and the outer surface of the case. Therefore, the number of assembling steps increases and the manufacturing cost increases. Furthermore, in order to simplify the assembly, if both the transparent lid and the decorative plate are hooked and fixed, the structure of the case, the transparent lid and the decorative plate becomes complicated,
There is also a drawback that the cost of parts becomes high.

The present invention was developed with the object of resolving this drawback, and an important object of the present invention is to provide a pilot lamp which can be mass-produced at low cost in a simple and easy manner and at a low assembly cost. It is to provide a portable electric device having the same.

[0006]

In order to achieve the above-mentioned object, a portable electric device having a pilot lamp of the present invention has the following constitution. Case 1 for portable electrical equipment
The through hole 2 is opened in the interior of the through hole 2, and the pilot lamp 3 is disposed inside the through hole 2. The through hole 2 of the case 1 is closed by a transparent lid 4 so that dust and the like do not enter the case 1 from here. Further, in the portable electric device of the present invention, the case 1 has the decorative plate 5 fixed to the surface thereof. A recess 6 into which the transparent lid 4 can be inserted is provided on the surface of the case 1 at a position facing the decorative plate 5. Further, the decorative plate 5 is the case 1
An illumination hole 7 is opened at a position facing the through hole 2.
The transparent lid 4 is put in the recess 6 of the case 1, the opening of the recess 6 is closed by the decorative plate 5, and the transparent lid 4 is fixed at a fixed position sandwiched between the decorative plate 5 and the case 1.

[0007]

The portable electric device according to the present invention comprises the recess 6 of the case 1.
If you put the transparent lid 4 on the case and fix the decorative plate 5 to the case 1,
Both the transparent lid 4 and the decorative plate 5 can be fixed to the case 1. This is because the transparent lid 4 is sandwiched between the case 1 and the decorative plate 5 and fixed at a fixed position of the case 1. The transparent lid 4 that is closed and fixed in the recess 6 of the case 1 does not need to have a special shape such as being locked to the case 1. Further, although the case 1 is formed with the concave portion 6 on the surface, it is not necessary to form the concave portion 6 into a special shape such as locking the transparent lid 4. Therefore, in the portable electric device of the present invention, the transparent lid 4 and the case 1 can be molded into a simple shape, and the transparent lid 4 can be mounted in a fixed position.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. However, the embodiments described below exemplify portable electric devices for embodying the technical idea of the present invention, and the present invention does not specify the portable electric devices to the following.

Further, in this specification, for easier understanding of the claims, the numbers corresponding to the members shown in the embodiments are referred to as "claims column", "action column", and "action column". It is added to the members shown in the section of "Means for Solving the Problems". However, the members shown in the claims are
It is by no means specific to the members of the examples.

The portable electric device having the pilot lamp shown in FIGS. 1 to 3 shows a shaver as a specific example. In the portable electric device shown in this figure, a through hole 2 is opened in the front surface in the lower part of the case 1, and a pilot lamp 3 is arranged inside the through hole 2. The pilot lamp 3 is an LED or a miniature ball, and is fixed to a printed circuit board 8 built in a fixed position of the case 1 and arranged inside the through hole 2. The portable electric device of the present invention does not specify what is displayed on the pilot lamp 3. This is because the pilot lamp 3 mounted on the portable electric device displays different information depending on the device. For example, the pilot lamp 3 displays the charge status of the built-in battery, the usage status, or the remaining capacity of the battery.

The case 1 includes a front case 1A and a rear case 1B.
It is made of opaque plastic so that it can be divided into two parts, and the front case 1A and the rear case 1B are connected to form a closed case 1. The decorative plate 5 is fixed to the lower portion of the front case 1A. The decorative plate 5 is formed of plastic colored in a color different from that of the front case 1A.
Since the decorative plate 5 is fixed in order to decorate the case 1 neatly, it can be formed into a surface state different from that of the front case 1A or a different pattern.
For example, the surface of the front case 1A may be formed into a smooth surface, and the front surface of the decorative plate 5 may have a satin pattern with fine irregularities.

In order to make the surfaces of the front case 1A and the decorative plate 5 substantially flush with each other, the front case 1A has a stepped portion 1a formed by lowering the central portion of the front surface for fixing the decorative plate 5.
In the front case 1A shown in FIG. 1, since the switch knob is arranged above the decorative plate 5, the portion where the switch knob and the decorative plate 5 are arranged is formed low to form the step portion 1a.

In order to fix the decorative plate 5 to the case 1 easily, the decorative plate 5 is integrally formed with a locking hook 5A so as to project to the back surface. As shown in FIG. 2, the locking hooks 5A are provided at four positions on the back surface of the decorative plate 5. This is to securely fix the decorative plate 5 to the front case 1A. As shown in the cross-sectional view of FIG. 4, the locking hook 5A has a hook-shaped tip. When the locking hook 5A is inserted into the locking hole 9 of the front case 1A,
The decorative plate 5 is fixed to the front case 1A. The front case 1A has a locking hole 9 formed at a position where the locking hook 5A is inserted. As described above, the decorative plate 5 attached to the case 1 through the locking hook 5A and the locking hole 9 has a feature that it can be easily connected to the case 1. However, the portable electric device of the present invention is
The structure for fixing the decorative plate 5 to the case 1 is not limited to the structure shown in the figure. This is because the decorative plate can be adhered and fixed to the case, for example. The decorative plate has an illumination hole 7 for transmitting the light of the pilot lamp 3 to the outside. The illumination hole 7 is opened in front of the pilot lamp 3.

A recess 6 into which the transparent lid 4 is inserted is formed on the surface of the front case 1A at a position facing the decorative plate 5 as shown in the sectional view of FIG. In the front case 1A shown in FIGS. 2 and 3, an L-shaped piece 10 is integrally formed on the upper edge and the lower edge of the through hole 2 opened in the case 1, and the case 1 is provided with a recess 6. The recess 6 is formed to have a depth substantially equal to the thickness of the transparent lid 4 and an inner shape larger than the outer shape of the transparent lid 4 so that the transparent lid 4 can be fitted therein. Since the through hole 2 provided in the front case 1A irradiates the light of the pilot lamp 3 to the outside, the pilot lamp 3
It is opened in front of.

The transparent lid 4 is made of transparent plastic or transparent glass for irradiating the light of the pilot lamp 3 to the outside of the case 1. The decorative plate 5 is the recess 6 of the case 1.
It is shaped like a plate that can be fitted into. Furthermore, the decorative plate 5
The projection 4A to be inserted into the illumination hole 7 is integrally formed on the front surface. The illumination hole 7 of the decorative plate 5 shown in FIG. 2 has a laterally elongated elliptical shape. The convex portion 4A of the transparent lid 4 is formed into an elliptical shape that can be inserted into the illumination hole 7 of this shape.

The portable electric device of this structure is the front case 1
Put the transparent lid 4 in the recess 6 of A, and lock the hook 5 of the decorative plate 5.
By pushing A into the locking hole 9, both the transparent lid 4 and the decorative plate 5 can be fixed in place on the case 1. The portable electric device that adheres and fixes the decorative plate 5 to the front case 1A has a step formed in the front case 1A in which the decorative plate 5 can be inserted in order to fix the decorative plate 5 in place in the front case 1A. Decorative board 5 here
It can be fixed to the case 1 by adhering it in the state of putting.

[0017]

Industrial Applicability The portable electric device having the pilot lamp of the present invention has a feature that it can be mass-produced easily and easily at low cost with low assembly cost. that is,
The portable electric device of the present invention does not fix the transparent lid and the decorative plate separately to the case, but uses a decorative plate having a beautiful design on the case surface as a fixing member for the transparent lid,
This is because the decorative plate and the transparent lid can be attached together. Further, in the portable electric device of the present invention, the transparent lid is sandwiched between the decorative plate and the case, and moreover, the transparent lid is fitted and fixed in the concave portion of the case, so that the transparent lid is not displaced in the fixed position. Also, it has an excellent feature that it can be securely fixed so as not to come off. Furthermore, the transparent lid that fits in the recess of the case, is closed by the decorative plate, and is fixed in place on the case does not need to be complicatedly shaped by hooking on the case, and sometimes the case is transparent. There is no need to have a complicated shape such as locking the lid, and it has a feature that the transparent lid can be securely fixed in place with an extremely simple structure. Therefore, the portable electric device of the present invention has a feature that the structure of the portion for fixing the transparent lid can be remarkably simplified, and can be mass-produced at low cost.

[Brief description of drawings]

FIG. 1 is a front view showing a portable electric device according to an embodiment of the present invention.

FIG. 2 is a front view showing the inner surface of the front case of the portable electric device shown in FIG.

FIG. 3 is a sectional view of a transparent lid fixing portion of the portable electric device shown in FIG.

FIG. 4 is a cross-sectional view showing a portion connecting the decorative plate to the case.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Case 1A ... Front case 1B ... Rear case 1a ... Step part 2 ... Through hole 3 ... Pilot lamp 4 ... Transparent lid 4A ... Convex part 5 ... Decorative plate 5A ... Locking hook 6 ... Recess 7 ... Illumination hole 8 ... Print Substrate 9 ... Locking hole 10 ... L-shaped piece

Claims (1)

[Claims] 1. A through hole (2) is opened in the case (1), and a pilot lamp (3) is arranged inside the through hole (2), and the through hole (2) of the case (1) is provided. In a portable electric device in which the transparent lid (4) is closed, the case (1) has a decorative plate (5) fixed to the surface, and the case is located at a position facing the decorative plate (5). The surface of (1) is provided with a recess (6) into which the transparent lid (4) can be inserted,
Further, the decorative plate (5) has an illumination hole (7) opened at a position facing the through hole (2) of the case (1).
A portable electric device having a pilot lamp, characterized in that a transparent lid (4) is sandwiched between (1) and mounted in a recess (6) of a case (1).