JP2726967B2 - Image display device for pachinko machines - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image display device for a pachinko machine which can be incorporated into the front of a pachinko machine to provide a player with more interest.

[0002]

2. Description of the Related Art In some cases, a small-sized television receiver is incorporated in the front of a pachinko machine.
No. 3076).

[0003] In this type, a small television receiver is incorporated at approximately the center of the nailing surface of a pachinko machine through an appropriate fixture, and when a pachinko ball wins, or When the player deviates, any still image or dynamic image can be expressed, so that the player can experience more interestingness in combination with the sound effect generated by the pachinko machine.

[0004] Generally, the nailing surface of a pachinko machine is
In order to complicate the falling path of the hit ball, a large number of nails are driven, and various decorative mechanisms, winning openings, and the like are provided. Therefore, the reality is that the television receiver in this case is limited to a small one having a screen size of about 3 to 4 inches.

[0005]

According to the prior art, since the screen size of the television receiver is limited to a small size, the screen is not powerful, and the effect of incorporating the television receiver is often not sufficiently exhibited. There was no problem. In addition, when a liquid crystal display device is used as a television receiver, the cost increases extremely depending on the screen size. Therefore, it is difficult to adopt a large screen size not only due to physical restrictions but also due to cost restrictions. There was a problem.

Accordingly, an object of the present invention is to provide a magnifying lens in front of a liquid crystal display unit to appropriately adjust the apparent screen size even if the actual screen size is small, in view of the problems of the prior art. It is an object of the present invention to provide an image display device in a pachinko machine that can set a powerful screen by setting and is very cost-effective.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a liquid crystal display unit which is mounted on an opening formed in a nailing surface of a pachinko machine via a fixture, and a liquid crystal display. And a magnifying lens disposed on the front of the unit. The gist of the present invention is that at least one of the magnifying lens and the liquid crystal display unit can be moved back and forth and locked.

Further, a screen for projecting an image of the liquid crystal display unit can be provided on the front of the magnifying lens.

[0009]

According to the structure of the present invention, since the magnifying lens is disposed on the front surface of the liquid crystal display unit, the player sees the screen through the magnifying lens, and therefore, the apparent screen size. Can be made larger than the actual size according to the magnification of the magnifying lens. In addition, magnifying lens, liquid crystal display unit,
Since at least one of them can be moved back and forth and locked, by changing the distance between them, the size of the apparent screen size can be set arbitrarily, and the screen is inadvertently caused by vibrations due to hit balls etc. There is no inconvenience to shake.

If a screen is arranged in front of the magnifying lens, the image of the liquid crystal display unit is projected on the screen and can be viewed through the screen.
A larger apparent screen size can be easily realized as compared with a case where the screen is viewed directly.

[0011]

Comparative Example Hereinafter, a comparative example on which the present invention is based will be described with reference to the drawings.

The image display device of the pachinko machine mainly includes a liquid crystal display unit 11 and a magnifying lens 12 disposed on the front surface of the liquid crystal display unit 11 (FIG. 1).

In general, a pachinko machine is provided with a nailing surface F2 (FIG. 2) through an openable glass window F1 on the front upper portion of a frame F, and a replenishing tray F3, a hitting handle F4, a spare tray F5 and the like. It is provided below the glass window F1. A large number of nails F2a, F2a,... Are driven into the nail hitting surface F2. The nails F2a, F2a,. Can be given. A plurality of winning holes F2b, F2b, etc., and decorative mechanisms F2c, F2c, etc. are provided on the nailing surface F2, and when a hit ball hits the winning holes F2b, F2b,. The winning balls are returned to the supply tray F3 or the spare tray F5.

The glass window F1 has two frames F1b, F1b fitted to and killed by the frame F1a (FIG. 1). Often, the glass F1b, F1b is a general transparent glass plate on the outside and a transparent plastic plate such as an acrylic plate on the inside. In addition, between the glass F1b, F1b,
Regardless of the illustration, it is common to provide an appropriate gap.

The liquid crystal display unit 11 is mounted via an attachment 13 having a cylindrical shape to an opening B formed in the nailing surface F2 with the screen 11a facing the front. In addition,
A rib B1 is formed on the periphery of the opening B (FIGS. 1 and 2).
Is attached.

The magnifying lens 12 is a convex lens made of general optical glass or transparent plastic material,
It is attached to the front end of the attachment 13. In general,
Since the screen 11a of the liquid crystal display unit 11 is a somewhat horizontally long rectangle, the magnifying lens 12, the fixture 1
It is also preferable to combine 3 into a somewhat horizontally long rectangle when viewed from the front.

[0017] Such an image display device comprises glass F1b, F1
b, the screen 11a can be seen through the magnifying lens 12, and the apparent screen size at this time is
Can be made larger than the actual size of the screen 11a in accordance with the magnification. For example, when the actual size of the screen 11a is 3 inches, it is extremely easy to obtain 3.5 inches or 4 inches as the apparent screen size.

The magnifying lens 12 may be a single lens or a compound lens, or may be a Fresnel lens. It is preferable that the magnifying lens 12 has less astigmatism and chromatic aberration. Further, the liquid crystal display unit 11 preferably uses an illuminated color display incorporating a suitable light source, and the image may be any of a still image and a dynamic image.

The magnifying lens 12 can be formed integrally with a hood 12a projecting to the front side at the periphery (FIG. 3).
The magnifying lens 12 is mounted directly on the opening B of the nailing surface F2 via the mounting rib 12b.

The magnifying lens 12 may be formed integrally with the inner glass F1b (FIG. 4A). However, the glass F1b at this time is to be applied to the glass window F1 so that the respective central axes of the magnifying lens 12 and the screen 11a coincide. It should be noted that the magnifying lens 12 has an inner glass F
It may be adhered to the inner surface of 1b (FIG. (B)). The magnifying lens 12 can be retrofitted to the glass F1b, and there is no trouble in applying the glass F1b.

The magnifying lens 12 may be detachable from the fixture 13 (FIG. 5).

For example, the magnifying lens 12 has ribs 12c, 12c protruding from the left and right end surfaces thereof (FIG. 1A), and the ribs 12c, 12c are formed in grooves 13a, 13a formed in the front end of the fixture 13. Can be fitted and mounted.

Further, the projections 1 are provided on the upper and lower end surfaces of the magnifying lens 12.
2d and 12d are provided ((B) in the figure), and fitting holes 13b corresponding to the protruding portions 12d and 12d are formed at the front end of the fixture 13.
13b is provided. However, the fitting holes 13b, 13b are formed at the tips of the tongue pieces 13c, 13c which open and close elastically up and down. Therefore, the magnifying lens 12 pushes the tongue pieces 13c, 13c up and down. Then, it can be attached by pushing in from the front side of the attachment 13. In addition, a small slope is formed in the tip of each tongue piece 13c on the inside, and a stopper 13d that regulates the depth to which the magnifying lens 12 is pushed in is formed on the inner surface on the side of the fixture 13. I have.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The liquid crystal display unit 11 can be moved back and forth with respect to the magnifying lens 12 (FIG. 6).

The magnifying lens 12 is inserted into the front end of the fixture 13, and attachment pieces 13f having attachment holes 13e, 13e,. On both side surfaces of the fixture 13, downwardly-elongated elongated holes 13g, 13g are respectively formed in two rows in the upper and lower directions, and a notch 13h that opens rearward is formed on the bottom surface. On the upper surface of the liquid crystal display unit 11,
A leaf spring 11b is attached, and a long hole 1 is provided on each side surface.
Screw holes 11c, 11c corresponding to 3g, 13g are formed. In each screw hole 11c, a set screw 14 with a washer 14a can be screwed through a long hole 13g.

In the liquid crystal display unit 11, the set screws 14, 14,...
g can be attached to an arbitrary insertion depth by dropping it into each step, and can be locked by tightening set screws 14, 14,... (solid line, two-dot chain line in FIG. 7B). If the bottom surface of the liquid crystal display unit 11 is pushed up through the notch 13h against the leaf spring 11b (in the direction of the arrow K1 in the figure), the set screws 14, 14... The liquid crystal display unit 11 can be moved back and forth along the fixture 13 as it is. In addition, the long hole 13
g, 13g, the liquid crystal display unit 11
It is convenient to display the apparent screen size of the number. For example, when the actual size of the screen 11a of the liquid crystal display unit 11 is 3 inches, the numbers 3, 3.5, and 4 in FIG. This shows that 4 inches can be obtained.

The stepped long holes 13g, 13g may be replaced with through holes 13j, 13j... Corresponding to each step (FIG. 7 (A)), or may be replaced with simple long holes 13k, 13k. (FIG. 6B). In FIG. 7, the liquid crystal display unit 11 does not have the leaf spring 11b, but simply has screw holes 11c, 11c corresponding to the set screws 14, 14,.
...

The liquid crystal display unit 11 is formed integrally with the fixture 13 (FIG. 8), and the magnifying lens 12 can be assembled so as to be movable back and forth with respect to the liquid crystal display unit 11 via another fixture 15. it can. The attachment 15 is a frame body on which the magnifying lens 12 is mounted, and legs 15a, 15a,... In addition, the mounting fixture 13 has insertion holes 13m corresponding to the legs 15a of the mounting fixture 15, 15a,.
13m are formed in the front-rear direction.
Have engagement holes 13n, 13n corresponding to the engagement protrusions 15b.
… Is attached.

In the magnifying lens 12, the legs 15a, 15a are inserted into the insertion holes 13m, 13m, and the engaging projection 15b of each leg 15a is resiliently engaged with one of the engaging holes 13n, 13n,. By combining, the liquid crystal display unit 11
Can be positioned and locked. Each of the legs 15a has an engagement protrusion 15b formed in the engagement hole 13.
When engaging and disengaging with n, it bends in the direction of arrow K2 in FIG.

In FIGS. 6 to 8, at least one of the liquid crystal display unit 11 and the magnifying lens 12 is required to move back and forth with respect to the other, so that the distance between them can be adjusted.

The liquid crystal display unit 11 may be illuminated by incorporating a lamp 11e and a reflector 11f, and a screen 16 may be provided on the front surface of the magnifying lens 12 (FIG. 9). The image on the screen 11a can be enlarged and projected on the screen 16. Note that a lamp 1 is provided behind the screen 11a of the liquid crystal display unit 11.
In order to uniformly correct the illuminance distribution on the screen 11a according to 1e, it is preferable to additionally provide an illuminance adjusting film 11d. As the film 11d, for example, a film that is printed and displayed on a transparent film by changing the density of minute light reflection dots in accordance with the illuminance distribution by the lamp 11e can be used.

[0032]

As described above, according to the present invention, the magnifying lens is provided on the front surface of the liquid crystal display unit, and at least one of the two can be moved back and forth so as to be lockable. Since the screen of the LCD unit can be enlarged to an apparent screen size larger than the actual size, the apparent screen size can be reduced even if a smaller screen size has to be adopted physically and cost-effectively. There is an excellent effect that a powerful screen can be easily realized by appropriately setting, and the cost is extremely advantageous.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of the overall configuration showing a comparative example.

FIG. 2 is a front view of a use state of FIG. 1;

FIG. 3 is a sectional view of a main part corresponding to FIG. 1, showing another comparative example.

FIG. 4 is a diagram corresponding to FIG. 3, showing another comparative example.

FIG. 5 is an exploded perspective view of a main part showing another comparative example.

FIG. 6 is a configuration explanatory view showing an embodiment.

FIG. 7 is a side view showing another embodiment.

FIG. 8 is a view corresponding to FIG. 5, showing another embodiment.

FIG. 9 is a view corresponding to FIG. 3, showing another embodiment.

[Explanation of symbols]

 F2 ... nailing surface B ... opening 11 ... liquid crystal display unit 12 ... magnifying lens 13 ... mounting fixture 16 ... screen

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-59-135082 (JP, A) JP-A-3-176095 (JP, A) JP-A-51-77445 (JP, A)

Claims (2)

(57) [Claims] 1. A liquid crystal display unit to be mounted via a fixture to an opening formed in a nailing surface of a pachinko machine, and a magnifying lens disposed in front of the liquid crystal display unit. An image display device in a pachinko machine, wherein at least one of a magnifying lens and a liquid crystal display unit is movable back and forth to be lockable. 2. The image display device for a pachinko machine according to claim 1, wherein a screen for projecting an image of said liquid crystal display unit is provided on a front surface of said magnifying lens.