JP2579873Y2 - Instrument pointer - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an instrument pointer for illuminating a pointer portion with light from a light emitting diode and adjusting a rotational balance by a balance weight.

[0002]

2. Description of the Related Art In general, a vehicle such as an automobile is provided with a vehicle instrument for indicating the running speed of the vehicle, the number of revolutions of an engine, and the like by a pointer based on a predetermined measurement amount.
The rotation balance of these hands has been conventionally performed by attaching a balance weight to the hands.

FIG. 6 is a sectional view showing a schematic configuration of an instrument, and FIG. 7 is a plan view showing a schematic configuration of a pointer body used for the instrument. FIG. 6 is a sectional view taken along the line AA
This is viewed from the direction indicated by the line. As shown in the figure, an instrument for displaying information has an instrument unit 1, and the instrument unit 1 is provided with a rotating shaft 1a, which is disposed on a vehicle or the like. It rotates to the corresponding angle based on the sensor signal value of each place.

A dial 2 is provided on the front of the instrument unit 1.
The dial 2 is provided with characters, scales, and the like at the periphery thereof, and a hole is formed in the center thereof. The rotation shaft 1a of the meter unit 1 is provided in the hole.
Penetrates and extends.

[0005] The pointer body 3 is attached to the tip of the rotary shaft 1a via a hakama 7. The pointer body 3 has a base 3a.
And a pointer 3b extending from one end of the base 3a. The pointer 3b indicates the scale of the dial 2 or the like. A light emitting diode 4 is disposed at the center of the base 3a. The light emitting diode 4 supplies light to the back surface of the pointer 3b to shine the pointer 3b.

Further, the base 3a and the light emitting diode 4
A cap 6 is attached so as to cover the pair, and the cap 6 is provided with a pair of fixing pins 6a. The cap 6 is fixed to the base 3a by a fixing pin 6a of the cap 6.
Through a hole provided in the base 3a and melting the tip portion. Also, the cap 6
Temporary fixing pin 6b for temporarily fixing balance weight 5
Is provided, and the balance weight 5 is temporarily fixed to the cap 6 by press-fitting the hole of the balance weight 5 to the temporary fixing pin 6b.

On the lower surface of the base 3a, a hakama 7 having a substantially L-shaped cross section is disposed. When the cap 6 is put on the base 3a, the hakama 7 is temporarily fixed by a temporary fixing pin 6b of the cap 6. This is for holding the stopped balance weight 5 between the cap 6 and the light emitting diode 4.

FIG. 8 is an explanatory view showing a general example of a conventional instrument pointer. The same or corresponding parts as those in FIGS. 6 and 7 are denoted by the same reference numerals, and description thereof is omitted. In FIG. 8, 3
Denotes a pointer body, a pointer 3b is provided at one end of a base 3a of the pointer body 3, and a pair of fixing pins for fixing the balance weight 5 near the other end of the base 3a. 3aa is provided. A hole provided in the balance weight 5 is passed through the fixing pin 3aa,
The balance weight 5 is attached to the base 3a by melting the tip of aa. Unlike the above guidelines,
In this example, no light emitting diode is used.

[0009]

In the case of the pointer of the conventional meter, that is, the pointer of the meter having the structure shown in FIG. 8, the balance weight 5 is welded to the base 3a and fixed. Although the vertical dimension can be reduced, a welding step for fixing the balance weight 5 to the base 3a is required in addition to the welding step for fixing the cap 6 to the base 3a, so that workability is poor and cost is high. There was an inconvenience.

In the case of the pointer of the meter having the configuration shown in FIGS. 6 and 7, the balance weight 5 is sandwiched between the cap 6 and the skirt 7. Therefore, a predetermined thickness is required for the hakama 7 located below the base 3a, and the balance weight 5 is sandwiched between the cap 6 and the hakama 7 above the light-emitting diode 4, so that the cap 6 can be vertically the dimensions h ₁ of the unit rotation axis direction) is large, it can not be applied only if the dimensionally a margin.
Incidentally, the vertical dimension h ₁ of the cap 6 increases, visible in a state of lacking in stability, not intended the design preferred.

This invention has been made in order to solve the above-mentioned inconvenience, and can be applied even when the work of fixing the balance weight can be easily performed with good workability and there is no margin in the vertical dimension of the cap. It is intended to provide an instrument guide that can be used.

[0012]

First, an instrument pointer according to the present invention comprises a scale drawn on a dial, and at least one index of characters, numerals and symbols at one end in the longitudinal direction. A pointer main body having a pointer pointed at a certain tip portion, and disposed at a central portion of a base portion of a base portion opposite to the one end of the pointer portion, and supplying light to the pointer portion to supply the pointer portion. In an instrument pointer having a light-emitting element to shine and a cap including the light-emitting element and disposed so as to cover the base from above, the base of the pointer main body bypasses a position where the light-emitting element is disposed. A pair of arms formed in a shape to be formed, and a pair of arms connected to the root of the pointer, and a tip of the arm opposite to the root, the longitudinal direction of the arm, respectively. Mating from direction parallel to And the balance weight is provided, wherein the cap is a cap having an inner space, and is disposed so as to cover the base from above with the light emitting element and the balance weight in the space. The cap is characterized in that it is a cap that suppresses the movement of the balance weight, which tends to be fitted in a direction parallel to the longitudinal direction of the arm portion, by an inward side surface facing the inner space. Secondly, in the meter pointer according to the first aspect, the balance weight is positioned at a height corresponding to the height of the center of gravity of the pointer main body from the dial, from the dial of the center of gravity of the balance weight itself. The instrument pointer is arranged such that the height of the pointer comes to a height, and the weight applied to the center of gravity is a weight balanced with the weight applied to the center of gravity of the pointer main body.

Further, the respective balance weights may be connected at a connecting portion to form an integral structure.

[0014]

Since the balance weight is fitted to the distal end of the base of the pointer body, the balance weight is temporarily fixed to the base of the pointer body. next,
A light emitting diode is arranged between the arms of the base composed of a pair of arms, and a cap is attached to the pointer body. Thus, the balance weight is fixed to the base of the pointer main body by the cap.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. The same or corresponding portions as those described in the section of the related art are denoted by the same reference numerals and description thereof may be omitted. FIG. 1 is a sectional view showing an instrument pointer according to an embodiment of the present invention, and FIG. 2 is a perspective view of the instrument pointer shown in FIG. FIG. 3 is a perspective view showing a state in which the pointer body and the balance weight are separated, and FIGS. 4A and 4B are explanatory views showing temporary fixing of the balance weight to the pointer body.
FIG. 4B is a partially enlarged view of FIG.

As shown in FIG. 3, the base 3a of the pointer body 3
Is formed in a horseshoe shape having a pair of arms 3a ₁ which faces, in plan view the central portion are substantially U-shaped notch 3a _2. Further, at one end of the base portion 3a are extended the pointer portion 3b, the other end portion, i.e. an end portion of the arm portion 3a ₁ is formed into an inverted L-shape, the tip 3d guidance It protrudes in the direction opposite to the portion 3b. A projection 3da is formed above the surface of the tip 3d.
da is for fitting into a hole 8b of the balance weight 8 described later.

As shown in detail in FIG. 3 or FIG. 4 (b), the balance weight 8 is formed integrally with the upper plate 8aa, the lower plate 8ab and the back plate 8ac in a U-shaped cross section. It has an engaging portion 8a into which the distal end 3d of the base 3a of the pointer main body 3 is inserted. The upper plate 8aa is provided with a hole 8b for fitting a projection 3da formed on the distal end 3d of the base 3.

As shown in FIG. 1 or FIG. 2, instrument pointer of one embodiment of the invention, the central portion of the base 3a, i.e. the light emitting diode 4 is disposed between the pair of arms 3a _1, A balance weight 8 is fitted into the distal end 3 d of the base 3. When the engaging portion 8a of the balance weight 8 is fitted into the distal end 3d of the base 3, the projection 3
Since da fits into the hole 8b provided in the upper plate 8aa of the balance weight 8, the balance weight 8 is temporarily fixed to the tip 3d of the pointer main body 3. Then, the cap 6 is put on the base 3a with the hakama 7 positioned below the base 3a, so that the fixing pins 6a are attached to the base 3a and the hakama 7a.
Then, the cap 6 is fixed to the base 3a by melting the tip of the fixing pin 6a. Thereby, it can be used as a pointer of a meter whose rotation is balanced.

As described above, according to one embodiment of the present invention, the balance weight 8 is inserted into the pointer main body 3 by inserting the engaging portion 8a of the balance weight 8 into the distal end 3d of the base 3c of the pointer main body 3. The balance weight 8 can be fixed to the pointer main body 3 by the cap 6 by attaching the cap 6 to the pointer main body 3 in this state. Therefore, the fixing work of the balance weight 8 can be easily performed with good workability. Further, the balance weight 8 is not structured to be sandwiched between the cap 6 and the other parts, because it is secured to the distal end 3d of the base 3c of the pointer body 3, vertical dimension h ₂ of the cap 6 is of a conventional size h ₁ and can be applied to the case where there is no margin in the dimensions. Incidentally, considering the rise of the height of the tip portion 3d of the base 3a, since the upper plate 8aa of the balance weight 8 can be thinner than the lower plate 8ab, can further reduce the size h ₂ of the cap 6 Becomes

FIG. 5 shows a pointer body 3 as another embodiment.
And the balance weight 8A. The pointer main body 3 is the same as the previous example, but the shape of the balance weight 8A is slightly different from the balance weight 8 described above. Note that the same reference numerals are given to the same or corresponding portions as those described in the previous embodiment. In the previous embodiments, arms 3a ₁ is two base 3a of the pointer body 3, 3a ₁ of the tip portion 3d
The balance weight 8 was fitted in each,
As shown in the figure, the balance weight 8A according to the present embodiment is configured such that the lower plate 8 of each of the balance weights 8 shown above is provided.
The connecting portion 8c connecting between the abs is newly formed.

The pointer of an instrument which is another embodiment of the present invention shown in FIG. 5 is similar to the embodiment shown in FIGS.
When the engaging portion 8a of the balance weight 8A is inserted into the distal end 3d of the base 3a, the projection 3da fits into the hole 8b, so that the balance weight 8A is temporarily fixed to the distal end 3d of the pointer main body 3. Next, by arranging the light emitting diode at the central portion of the base 3a, the light emitting diode is connected to the connecting portion 8.
c.

Thereafter, as in the embodiment shown in FIGS. 1 to 4, the cap is put on the base with the hakama positioned below the base 3a, so that the fixing pin is inserted through the base 3a and the hakama. Then, by fixing the cap 6 to the base 3a by melting the tip of the fixing pin, the instrument can be used as a pointer of a meter with good rotational balance.

Therefore, the same effects as those of the embodiment shown in FIGS. 1 to 4 can be obtained. Also, the two engaging portions 8
Since a is connected by the connecting portion 8c, it becomes one part, the number of parts is reduced, and the work of fixing the balance weight 8A can be performed more easily with better workability.

In the above-described example, the projection 3da is provided at the tip 3d of the base 3a of the pointer main body 3, and the hole 8b into which the projection 3da is fitted is provided at the balance weight 8; The same effect is obtained even if the holes are reversed.

[0025]

As described above, according to the present invention, the work of fixing the balance weight can be easily performed with good workability. The balance weight is not sandwiched between the cap and other parts, and the balance weight is fitted to the tip of the arm of the pointer body, so the vertical dimension of the cap can be reduced, allowing for extra dimensions. It can be applied even when there is no. Further, in the case where the two balance weights are integrally formed by the connecting portion, the number of parts is reduced, and the work of fixing the balance weights can be performed more easily with better workability.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing an instrument pointer according to an embodiment of the present invention.

FIG. 2 is a perspective view of the instrument pointer shown in FIG.

FIG. 3 is a perspective view showing a separated state of a pointer main body and a balance weight.

FIGS. 4A and 4B are explanatory views showing temporary fixing of the balance weight to the pointer main body.

FIG. 5 is a perspective view showing an instrument pointer according to another embodiment of the present invention, showing a separated state of the pointer main body and the balance weight.

FIG. 6 is an explanatory view showing a schematic configuration of an instrument using a conventional instrument pointer.

FIG. 7 is a plan view of the pointer main body as viewed from a direction cut along the line AA in FIG. 6;

FIG. 8 is an explanatory view showing an example of a conventional instrument pointer.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Instrument unit 1a Rotating shaft 3 Pointer main body 3a Base 3a ₁ arm 3b Pointer 3d Tip 3da Projection 4 Light emitting diode 6 Cap 7 Hakama 8,8A Balance weight 8a Engagement part 8b Hole 8c Connection part

Claims (2)

(57) [Scope of request for utility model registration] 1. A pointer main body having a pointer portion for indicating at least one kind of an index of at least one of a scale, letters, numbers and symbols drawn on a dial plate at one end in a longitudinal direction, and the pointer A light-emitting element that is arranged at the center of the base of the base portion that is opposite to the one end of the part and that supplies light to the pointer and shines the pointer; An instrument pointer having a cap disposed so as to cover the base, wherein the base of the pointer main body is a pair of arms formed in a shape bypassing a position where the light emitting element is disposed, and the pointer is A pair of arms connected to the base of the part, and a balance weight fitted to a tip of the arm opposite to the base from a direction parallel to the longitudinal direction of the arm. The key The cap is a cap having a space inside, and is disposed so as to cover the base from the upper side into the space including the light emitting element and the balance weight, and is parallel to a longitudinal direction of the arm. An instrument pointer, characterized in that the gauge weight is a cap that suppresses the movement of the balance weight, which tends to be disengaged in a direction, by an inward side surface facing the inner space. 2. The instrument pointer according to claim 1, wherein the balance weight has a height corresponding to the height of the center of gravity of the pointer main body from the dial, and the center of gravity of the balance weight itself from the dial. An instrument pointer which is arranged so as to have a height, and wherein the weight applied to the center of gravity is a weight balanced with the weight applied to the center of gravity of the pointer main body.