JP2000270390A - Headphone - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve a game effect by varying the position of a pair of headphones provided at a game machine, etc., so as to make a player have realistic impression by a suited sound effect corresponding to a game. SOLUTION: A headphone H provided with a knob 7, a main body 11 and bracket 14 and 15 incorporating a left and right pair of speakers 12 and 13 is incorporated in the headrest part of the chair of the game machine by fixing the main body 11. When the player rotates the knob 7 clockwise or counterclockwise, a bevel gear 16 fixed to the shaft 17 of the knob 7 and bevel gears 37, 38 fixed to a left and right pair of rotary shafts 21 and 22 fitted to rotate the shafts to screw a female screw and a male screw provided at the engaging parts of the brackets 14 and 15 to convert to a straightline movement and the brackets 14 and 15 are guided along rails 43 and 44 to move to right and left in an axial direction. Thus, the player can enjoy a game by moving a speaker to a desired suited position by rotating the knob 7 corresponding to the game.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to headphones mounted on a headrest of a chair or the like.

[0002]

2. Description of the Related Art Conventionally, a game machine installed in a game center or the like is provided with a speaker, and this speaker outputs a sound effect according to the progress of the game. 2. Description of the Related Art In a game machine such as a drive game, a chair, which can be seated by a player, is provided as a driver's seat of a car. In this chair, a pair of speakers, so-called headphones, is built in a headrest in order to give the player a sense of realism of the game, and sound effects such as engine sounds are output from the headphones.

[0003] However, in such headphones, when the surroundings are noisy or the preset volume is originally low, the sound effect is difficult for the player to hear, and a suitable sense of presence may not be obtained. . Alternatively, if the volume is too high, the player may be uncomfortable.

[0004]

DISCLOSURE OF THE INVENTION The present invention has been conceived in view of the above circumstances, and provides a headphone capable of adjusting a position of a speaker and enjoying a game with a suitable sound effect. The subject.

In order to solve the above problems, the present invention takes the following technical measures.

According to a first aspect of the present invention, there is provided a headphone mounted on a body to be mounted, wherein a pair of storage means for storing a pair of speakers arranged opposite to each other, and a distance between the pair of storage means. And a variable means for performing the variable operation.

Here, a chair or the like can be cited as an example of the body to be mounted, but is not limited thereto.

According to a preferred embodiment, the variable means includes a knob operated by a user, a rotating shaft rotatably supported, a rotation transmitting means for transmitting rotation of the knob to the rotating shaft,
Conversion means for converting the rotational movement of the rotating shaft into the linear movement of the storage means.

According to another preferred embodiment, the rotation transmitting means has a bevel gear provided on the knob and a bevel gear provided on the rotary shaft, and the two bevel gears mesh with each other. Thus, the rotation of the knob is transmitted to the rotation axis.

According to another preferred embodiment, the conversion means has a screw portion formed on the rotating shaft and a screw portion formed on the storage means, and these two screw portions are screwed together. Thus, the rotational motion of the rotating shaft is converted into the linear motion of the storage means.

[0011] According to another preferred embodiment, the storage means and the variable means are housed in the mounted body, and the knob protrudes from the mounted body.

According to the present invention, the distance between the storage means for storing the pair of speakers is variable by the variable means. Therefore, it is possible to adjust the distance between the speakers by narrowing or expanding the distance. For example, if a pair of speakers are arranged near the ears of a user sitting on a chair, a sound having a volume suitable for the user can be output. it can.

Other features and advantages of the present invention will become more apparent from the detailed description given below with reference to the accompanying drawings.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be specifically described below with reference to the accompanying drawings.

FIGS. 1 to 3 are external views of a chair in which headphones according to the present invention are installed. FIG. 1 is a front view, FIG. 2 is a left side view, and FIG. 3 is a rear view. The chair C is provided in a game machine installed in a game center or the like, in particular, in a game machine capable of executing a drive game or the like, in a manner similar to a driver's seat of a car. The game machine includes a game machine main body (not shown) having a monitor for displaying the progress of the game, a handle operated by the player, a coin slot, and the like, and a chair C provided in front of the main body.

The chair C has a mounting base 1 formed in a substantially rectangular shape, a seating part 2 fixed to the upper surface of the mounting base 1, and a seating part 2 on which a player sits, and mounted on a rear end of the seating part 2. The vehicle includes a backrest 3 and a headrest 4 attached above the backrest 3. An openable and closable maintenance door 5 for maintaining a control board including a control unit described later is formed on a side surface of the mounting base 1.

The headrest portion 4 is entirely covered with, for example, a cover made of synthetic leather, and has a configuration in which the outer shape changes with the movement of a bracket to which headphones to be described later are moved. That is, the pair of protruding portions 6 having the brackets therein move toward the center or the outside of each other.

On the back of the headrest 4, a knob 7 operated by the player is provided so as to protrude. Therefore, the player sitting on the seat 2 can easily grasp the knob 7 by reaching behind the head.

The headrest section 4 contains a headphone H, which is a feature of the present embodiment. 4 is a plan view of the headphones H, FIG. 5 is a front view of the headphones H, and FIG. 6 is a left side view of the headphones H. The headphone H includes the knob 7 described above, a main body 11 fixed to the headrest portion 4, and a pair of left and right brackets 14 and 15 in which a pair of left and right speakers 12 and 13 are provided.

The knob 7 is formed in a substantially petal shape.
The other end of a shaft 17 having a bevel gear 16 at one end is fixed to the center of one of the surfaces. The knob 7 is attached to the main body 11
The bevel gear 16 alone is rotatably supported with respect to the main body 11 in a form in which only the bevel gear 16 is housed.

The main body 11 is composed of a base portion 18 having a substantially rectangular shape with open sides facing each other on the longitudinal side, and bracket support portions 19 and 20 having a substantially U-shaped cross section.
The bracket support portions 19 and 20 are attached so as to extend outward from near both ends of the base portion 18.

The base 18 and the bracket support 19,
Reference numeral 20 rotatably supports a pair of left and right rotation shafts 21 and 22. That is, a pair of left and right support pieces 23 and 24 are attached inside the base 18, and the support pieces 2
Holes 27 and 28 are formed in the centers of side surfaces 25 and 26 of the holes 3 and 24, respectively. The rotating shafts 21 and 22 pass through the holes 27 and 28.

The base portion 18 has side surfaces 29, 3
Holes 31 and 32 are formed in the center of the hole 3 respectively.
The first and second rotation shafts 21 and 22 pass through the first and second rotation shafts 1, 32. Further, holes 35 and 36 are formed at the centers of the side surfaces 33 and 34 of the bracket support portions 19 and 20, respectively.
6, both rotating shafts 21 and 22 penetrate.

Bevel gears 37 and 38 are formed at one end of each of the rotating shafts 21 and 22, and the two bevel gears 37 and 38 are meshed with the bevel gear 16 of the knob 7, respectively. Thus, when the knob 7 is turned, both the rotating shafts 21 and 22 rotate together by the bevel gears 37 and 38. However, the rotation directions of both rotation shafts 21 and 22 are opposite directions.

The rotary shafts 21 and 22 are formed with external thread portions 41 and 42 from the center to the other end. The rotating shaft 2 is provided on the bracket supporting portions 19 and 20.
Rails 43 for guiding the brackets 14 and 15 in the axial direction along both sides of the male screw portions 41 and 42
44 are provided respectively.

The brackets 14 and 15 are connected to the speakers 12 and
Storage portions 45 and 46 for storing the rotary shaft 13 and the rotating shafts 21 and 22
And engaging portions 47 and 48 to be engaged with each other.

The brackets 14 and 15 are arranged such that diaphragms (not shown) of the speakers 12 and 13 housed therein face each other, and are supported movably in the axial direction with respect to the rotating shafts 21 and 22. . That is, the engaging portions 47,
48, holes 51, 52 are formed on both side surfaces 49, 50, and the holes 51, 52 are penetrated by female screw portions 53, 54 formed with female screws and rails 43, 44 as shown in FIG. Rail through-holes 55 and 56 that are formed.
The male screw portions 41 and 42 of the rotating shafts 21 and 22 are screwed to the female screw portions 53 and 54.

As a result, when the rotating shafts 21 and 22 rotate, the brackets 14 and 15 try to rotate by the screwing of the female threads 53 and 54 and the male threads 41 and 42, but the rails 43 and 44 are not Since it is supported by 55 and 56, it is guided along the rails 43 and 44 and moves in the axial direction.

The loudspeaker 12 is of a cone type having a diaphragm inside, and is connected to a voice control unit described later via a signal line (not shown).

FIG. 8 is a circuit block diagram of a control unit 61 including a control board provided in the mounting base 1. Control unit 6
Reference numeral 1 denotes a CPU 62, a ROM 63, a RAM 64, and an interface 65 connected to the CPU 62 through a bus line.
It has. The CPU 62 has an interface 65.
The audio data is converted into an audio signal via the
A voice control unit 66 for outputting to the second and the 13th is connected.

The ROM 63 and the RAM 64 store various data including program data for executing a game. The CPU 62 responds to the data, the handle (not shown), and the contents of input from a coin detector. Control and data processing of each unit.

The data stored in the ROM 63 includes sound data output from the speakers 12 and 13 as sound effects. The voice data is sent to the voice control unit 66 according to a command from the CPU 62, converted into voice, and output to the speakers 12 and 13.

Note that the control section 61 may be provided inside the above-mentioned game machine body (not shown).

With the above configuration, when the knob 7 is turned counterclockwise as viewed from the front by the player sitting on the chair, one of the rotating shafts 21 is rotated by the bevel gears 16 and 37 in a clockwise manner in a left side view. Rotate around. Therefore, with the rotation of the rotating shaft 21, the bracket 14 moves toward the center.

The other rotating shaft 22 is the bevel gear 1
6 and 38 rotate counterclockwise in left side view. Therefore, with the rotation of the rotation shaft 22, the bracket 15
Moves towards the center. Therefore, both speakers 1
The width of each of 2 and 13 is reduced.

Then, the bracket 1 is set by the player.
If the rotation of the knob 7 is stopped when the positions of the brackets 4 and 15 become appropriate, the movement of the brackets 14 and 15 stops. In this way, the player can move the speakers 12 and 13 to an arbitrary position so that an appropriate sound effect is obtained.

For example, when the game machine is a quiz game or the like, the player may move the brackets 14, 15 so that the speakers 12, 13 are in close contact with the ears so that the quiz problem can be heard well.

Conversely, when the knob 7 is turned clockwise by the player, the brackets 14 and 15 move outward from each other. Therefore, the width of both speakers 12 and 13 is increased. Therefore, when the volume from the speakers 12 and 13 is large, the bracket 1
4 and 15 may be moved in a direction away from them.

Thus, according to the headphone H,
Since the speaker can be moved to an appropriate position by the operation of the player, the player can enjoy a realistic game at a sound volume suitable for the game.

Of course, the scope of the present invention is not limited to the above embodiment. For example, in the above embodiment, the operation of the knob 7 causes the two brackets 14 and 15 to move.
Is moved, but a configuration in which only one bracket is moved may be adopted.

A plurality of knobs 7 may be provided. For example, when two knobs 7 are provided, the knobs 7 may be configured to correspond to the movements of the brackets 14 and 15, respectively.

The brackets 14 and 15 may be supported so as to be able to move in the vertical direction. Alternatively, the headrest portion 4 may be supported by the backrest portion 3 so as to be vertically movable.

In the above embodiment, the brackets 14 and 15 are moved by operating the knob 7.
The brackets 14 and 15 may be automatically moved by a motor or the like. In this case, a switch may be provided, and the motor may be driven by the switch.

The headphone H described above may be applied not only to a chair of a game machine but also to a massage machine or a sofa.

[Brief description of the drawings]

FIG. 1 is a front view of a chair provided with headphones according to the present invention.

FIG. 2 is a left side view of the chair shown in FIG.

FIG. 3 is a rear view of the chair shown in FIG. 1;

FIG. 4 is a plan view of the headphones.

FIG. 5 is a front view of the headphones.

FIG. 6 is a left side view of the headphones.

FIG. 7 is a perspective view of an engaging portion of the bracket.

FIG. 8 is a circuit block diagram of a control unit.

[Explanation of symbols]

 4 Headrest section 7 Knob 11 Main body 12, 13 Speaker 14, 14 Bracket 16, 37, 38 Bevel gear 21, 22 Rotation axis H Headphone

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04R 5/033 A63F 9/22 E

Claims (5)

[Claims] 1. A headphone mounted on a body to be mounted, comprising: a pair of storage means for storing a pair of speakers arranged opposite to each other; and a variable means for changing a distance between the pair of storage means. Headphones. 2. The variable means includes: a knob operated by a user; a rotating shaft rotatably supported; a rotation transmitting means for transmitting rotation of the knob to the rotating shaft; and a rotational movement of the rotating shaft. 2. The headphone according to claim 1, further comprising: a conversion unit configured to convert the storage unit into a linear motion. 3. The rotation transmitting means has a bevel gear provided on the knob and a bevel gear provided on the rotary shaft, and the two bevel gears mesh with each other,
The headphone according to claim 2, wherein rotation of the knob is transmitted to the rotation axis. 4. The converting means has a screw part formed on the rotating shaft and a screw part formed on the housing means, and these two screw parts are screwed together to form the rotating shaft. 4. The headphone according to claim 2, wherein the rotational movement of the headphone is converted into a linear movement of the storage means. 5. The headphone according to claim 2, wherein said storage means and said variable means are provided inside said mounted body, and said knob protrudes from said mounted body.