JP3581650B2 - Pachinko machine - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
TECHNICAL FIELD The present invention relates to a pachinko gaming machine having a ball path through which a pachinko ball flows down on a mechanism plate.
[0002]
[Prior art]
A conventional pachinko gaming machine stores pachinko balls supplied from a supply path in a ball tank, guides the pachinko balls in the ball tank to a ball dispensing device through a ball guiding gutter and a bending guiding gutter, and provides a ball lending and award ball. A predetermined number of pachinko balls are paid out according to the payout signal.
[0003]
However, many pachinko balls overlap near the ball drop opening of the ball tank or at the upstream part of the ball guiding gutter or the downstream part connected to the bent guiding gutter, causing clogging of the balls, and the pachinko balls are not supplied to the ball dispensing device. was there.
[0004]
Therefore, as is well known, in recent pachinko gaming machines, a ball out detecting switch is provided above the ball payout device, and when a ball is not supplied to the ball payout device and the ball is out of ball, a lamp or the like is turned on to notify, Each time, the clerk had to open the front frame of the pachinko machine to correct the ball jam, which was very troublesome and troublesome for the player.
[0005]
In order to solve the problem, there has been proposed an apparatus which drives an electric drive source such as a vibration motor in response to an out-of-ball signal to generate vibration to eliminate clogging of the ball. (Refer to JP-A-7-96077)
[0006]
[Problems to be solved by the invention]
By the way, the above-mentioned pachinko gaming machine requires an electric drive source for eliminating clogging of balls, requires a complicated circuit for operating the electric drive source, and is costly. In addition, since the operation is performed after the ball has run out, particularly when the ball has run out during the big hit state, a state favorable to the player is canceled by a so-called "puncture", which is disadvantageous for the player. The challenge remains.
[0007]
In addition, if a ball biting or clogging occurs in a path other than a ball path for supplying a pachinko ball to the ball dispensing device (a winning ball collecting gutter or a discharge gutter for guiding a pachinko ball dispensed from the ball dispensing device to a ball tray), the pachinko ball may be caught. There is a problem that the ball is not supplied to the upper and lower ball trays, the hit ball is lost, the game is interrupted, and the game is hindered.
[0008]
Accordingly, it is an object of the present invention to provide a pachinko gaming machine that does not cause clogging in a ball path on which a pachinko ball flows without using an electric drive source.
[0009]
[Means for Solving the Problems]
In order to achieve the above object, an invention according to claim 1 is a pachinko game machine having a ball path through which a pachinko ball flows down on a mechanism plate, wherein the ball path is fixed so that one side is a swing shaft support. In addition, the other side is supported via an elastic member so that the pachinko ball swings in the flowing direction of the pachinko ball by flowing down.
[0010]
According to a second aspect of the present invention, in the first aspect of the present invention, the spherical paths are connected in a continuous manner so that vibrations are transmitted to other parts.
[0011]
According to a third aspect of the present invention, in the first or second aspect, the bottom wall of the spherical path is formed in a step shape.
[0012]
Further, the spherical path is characterized in that at least the upper and lower portions of the rear wall are attached with a space provided without contacting the mechanism plate.
[0013]
Further, the present invention is characterized in that the spherical path is attached via an elastic member.
[0014]
Further, the present invention is characterized in that a substantially center of gravity of the ball path is used as a swing shaft support, and the ball path is mounted to be swingable.
[0015]
Further, the step is preferably smaller than the diameter of the pachinko ball and is formed continuously so as to easily generate vibration, and preferably the height and the interval of the step are varied.
[0016]
The ball path includes a ball tank, a ball guiding gutter, a bending guiding gutter, a winning ball collecting gutter, and a discharge gutter for guiding a pachinko ball to a ball tray.
[0017]
The elastic member is urethane rubber, a leaf spring, an elastic piece, a coil spring, or the like. The elastic piece is preferably formed integrally with the mechanism plate or the ball path.
[0018]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, the present invention will be described with reference to the drawings. FIG. 1 is a rear view of the pachinko gaming machine according to the present invention. In the figure, 1 is a machine frame of a pachinko gaming machine, 2 is a front frame rotatably mounted on the front of the machine frame, 3 is detachably mounted on a rear surface of the front frame 2 via a game board mounting frame 4. A winning ball collecting cover 5 is provided on the back of the gaming board 3, and a substrate box 6 is mounted on the back of the winning ball collecting cover 5. The board box 6 houses a circuit board for controlling game contents of the pachinko gaming machine.
[0019]
Reference numeral 7 denotes a mechanism plate mounted on the back surface of the game board 3, which is formed in a substantially rectangular shape by a synthetic resin. A window 9 for opening a rear portion of the variable display device 8 provided on the board box 6 and the game board 3 is opened substantially at the center of the mechanism plate 7. A ball path is provided above the window 9. A ball tank 10 for storing pachinko balls is mounted. A ball guiding gutter 12 and a bending guiding gutter 13 are connected below the ball tank 10 as a ball path for aligning and guiding pachinko balls to the ball dispensing device 11. A discharge gutter 14 for guiding the discharged pachinko balls to upper and lower ball trays (not shown) on the front surface of the front frame 2 is provided below the ball discharging device 11 in a unit shape. Further, a winning ball collecting gutter 15 is provided below the window portion 9, and a winning ball discharging processing device 16 which communicates with the winning ball collecting gutter 15 and discharges the winning balls one by one is provided.
[0020]
As shown in FIGS. 2 and 4, the spherical tank 10 is formed in a substantially rectangular box shape having an open upper surface, and has a rear wall 17 in contact with the mechanism plate 7 and a front wall 18 opposed to the rear wall 17. , A left side wall 19, a right side wall 20, and a bottom wall 21. The bottom wall 21 is a substantially flat surface and is gently inclined downward toward the left side wall 19. At the downstream end of the bottom wall 21 and at substantially the center of the front-rear width, a rectangular ball outlet 22 from which a pachinko ball flows out is opened. At the center of the outside of the left and right side walls 19, 20, mounting projections 23, 23 protrude, and are attached to the mechanism plate 7 by the mounting projections 23, 23.
[0021]
As shown in FIGS. 2 and 7 , the ball guiding gutter 12 is formed in a gutter shape having an open upper surface by a rear side wall 24, a bottom wall 25, and a front side wall 26 which are in contact with the mechanism plate 7. The ball passages 28a and 28b are formed by the partition wall 27 formed so as to become higher as it goes downward, and the pachinko balls flow down in two rows. An auxiliary passage 28c is formed by bulging the front wall 26.
[0022]
The ball guiding gutter 12 has a mounting projection 30 with an open rear surface formed on the rear wall 24 side of the left side wall 29, and a screw insertion elongated hole 31 penetrates the front surface thereof. A fitting piece 32 is protruded by bending the downstream end of the ball guiding gutter 12 downward. 50 is a contact piece provided in contact with the bending guide gutter 13.
[0023]
As shown in FIG. 3, the bending guide gutter 13 has two front and rear walls 51, 52 and a partition wall 53 which form two bent ball passages 54a, 54b communicating with the ball passages 28a, 28b of the ball guiding gutter 12. A long-diameter attachment hole 56 having a screw hole 55 is formed so as to penetrate through the partition walls 51 and 52 and the partition wall 53. Reference numeral 60 denotes a ball ejection device including a ball ejection valve 60a, a link 60b, and an operation piece 60c.
[0024]
On the other hand, as shown in FIGS. 2 and 3, the mechanism plate 7 is formed with a mounting recess 33 of the ball tank 10 and mounting portions 48 on both sides of which are provided with projections 47. In addition, a projection 34 that matches the mounting projection 30 is protruded at an upstream position of the ball guiding gutter 12, and a receiving portion that is located downstream of the ball guiding gutter 12 and receives the fitting piece 32 and has an open top surface. 35 are provided, and mounting bosses 57, 57 for the bending guide gutter 13 are provided. Through holes 58 are formed in the bases of the mounting bosses 57, 57. 36, 36 are L-shaped side receiving pieces into which the lower end of the rear side wall 24 of the ball guiding gutter 12 is inserted so as to be able to advance and retreat, and 61 is a reinforcing rib provided below the receiving portion 35.
[0025]
Thus configured spheres tank 10 as described above, the mounting protrusion 23, 23 as an elastic member so as to face the rear wall 17 to the mounting recess 33 of the mechanism plate 7 as shown in FIGS. 2 and 5 through the urethane rubber 37, 37 secured by suitable means, screws or the like to form a space portion 38, 38 without contact with the mechanism plate 7 top and bottom of at least the rear wall 17, as shown in FIG. 7 arrow Are mounted so as to be able to swing back and forth around the mounting projections 23, 23.
[0026]
When the ball guiding gutter 12 is mounted, the fitting piece 32 is received by the receiving portion 35 via the urethane rubber 39 as an elastic member. Then, the lower end of the rear side wall 24 is inserted into the receiving pieces 36, 36, the mounting projection 30 is aligned with the projection 34 of the mechanism plate 5, and the screw 40 is screwed into the projection 34 from the screw insertion slot 31. The downstream side of the ball guiding gutter 12 is mounted so as to be vertically swingable with the mounting projection 30 as a pivot portion. The elastic member may be an elastic piece 39a formed integrally with the mechanism plate 7 as shown in FIG.
[0027]
As shown in FIG. 10, the mounting of the bending guide gutter 13 is performed by inserting mounting bosses 57 into the mounting hole 56 and screwing the mounting boss 57 to the mounting boss 57 through the screw hole 55. 57 is the position of the center of gravity, and the bending guide gutter 13 is attached in a swingable state by the gap between the mounting boss 57 and the through hole 58 using the upper mounting boss 57 as a swing shaft support. At this time, it is preferable that the supply port of the ball dispensing device 11 communicating with the lower ends of the bent ball passages 54a and 54b has a wide opening with a margin for the swing of the bending guide gutter 13. Further, the bending guide gutter 13 may be attached such that the upper portion of the bending guide gutter 13 can swing by using a clearance between the mounting boss 57 and the through hole 58 with the lower mounting boss 57 as a swing shaft support. At this time, the position of the center of gravity may be such that the upper part of the bending guide gutter 13 is always tilted toward the ball guiding gutter 12 and the pachinko ball flowing in the bent portion is tilted to the right to vibrate. Further, an elastic member may be interposed on the upper right side of the bending guide gutter 13 so as to always be tilted leftward against the flow of the pachinko ball.
[0028]
When pachinko balls are supplied from a supply path (not shown) to the pachinko gaming machine equipped with the ball path as described above, the pachinko balls are stored in the ball tank 10 and the ball is guided from the ball outlet 22 by the inclination of the bottom wall 21. It flows out to the gutter 12 and is supplied to the ball dispensing device 11 via the bending guide gutter 13.
[0029]
Then, when the ball dispensing device 11 is operated and the pachinko balls are discharged to the discharge gutter 14, the pachinko balls in the ball tank 10 flow out from the ball outlet 22 to the ball guiding gutter 12. Even if the likely occur clogging sphere this time balanced in the vicinity of the sphere outlet 22, the ball tank 10 is urethane rubber 37 and the upper and lower spaces 38 and 38 by pachinko balls flowing down as shown in FIG. 7 Slightly swings and flows smoothly without losing balance and clogging the ball. Further, since the downstream side of the spherical induction gutter 12 is supported via a urethane rubber 39 as an elastic member, slightly rocking in the vertical direction as shown in chain line 4 arrows and 8 by the pachinko ball flows down Even if it moves and the ball is likely to be clogged on the partition wall 27 or the like, the ball collapses and flows down smoothly. Further, since the bending guide gutter 13 is also attached in a swingable state, the vibration is transmitted to the bending guide gutter 13 by the contact piece 50, and the ball dispensing device 11 is surely prevented from clogging the ball with the bending guide gutter 13. Can be supplied to
[0030]
The mounting positions of the mounting projections 23, 23 of the ball tank 10 are preferably set to a position where the ball tank 10 can be balanced in the swinging direction. It is good to change in the front-back direction.
[0031]
In the above-described embodiment, the width of the ball passages 28a, 28b, 54a, 54b of the ball guiding gutter 12 and the bending guiding gutter 13 is substantially equal to one pachinko ball. It is also possible to form a wide (about 13 mm to 30 mm) spherical passage that can be randomly arranged, and it is possible to flow down without clogging the ball. In addition, by making the ball passage wide, when the pachinko ball flows down, the pachinko ball and the pachinko ball collide with each other, and more vibration can be generated. In particular, this is remarkable when flowing down a bent portion, a vertical portion, or a place where a wide passage portion is narrowed.
[0032]
FIG. 11 shows another embodiment in which a ball path such as the ball tank 10 and the ball guiding gutter 12 is swingably attached. A plurality of through holes 49, 49 are provided around the protrusion 34 and the mounting portion 48. The ball tank 10 and the ball guide gutter 12 can be swingably attached by providing elasticity to the projection 34 and the attachment portion 48. Further, through holes may be formed at the bases of the mounting projections 23, 23 and the mounting projection 30, and may be swingably attached. Further, the ball tank 10 and the ball guiding gutter 12, which are in contact with the mechanism plate 7, and the rear wall 17, the rear side wall 24, and the rear wall 52 of the bending guiding gutter 13 may be mounted on the mechanism plate 7 via a urethane sheet. .
[0033]
FIG. 12 shows an embodiment in which the downstream end of the ball guiding gutter 12 is supported by a part of the bending guiding gutter 13. In this embodiment, a U-shaped concave groove-shaped support portion 43 is provided at the upstream end of the bending guiding gutter 13 , and the fitting piece 32 of the ball guiding gutter 12 is supported by a concave groove-shaped supporting member via an elastic member 44. The portion 43 is fitted. Thereby, the connection state between the ball guiding gutter 12 and the bending guiding gutter 13 is correctly maintained, and the ball guiding gutter 12 swings due to the flow of the pachinko ball, and the vibration is also transmitted to the bending guiding gutter 13, and the bending guidance is performed. There is no clogging of the gutter 13.
[0034]
As shown in FIG. 13, the lower surface of the fitting piece 32 of the ball guiding gutter 12 is formed at an obtuse angle, and is supported by the urethane rubber 39 of the receiving portion 35. At this time, it is preferable that the urethane rubber 39 supporting the top serving as a fulcrum is impregnated with a urethane emulsion liquid or the like to be impregnated and hardened more than the other parts. By doing so, it is possible to swing the ball guiding gutter 12 in the front-rear direction. Alternatively, the lower surface of the fitting piece 32 may be supported by urethane rubber 39 formed in a mountain shape. At this time, it is preferable to form a concave portion on the lower surface of the fitting piece 32 into which the top of the urethane rubber 39 fits. In addition, it is preferable that the tops serving as the fulcrum of these swings are exactly at a position where the ball guiding gutter 12 can be balanced. In the figure, the fulcrum is located on the auxiliary passage 28c side from the partition wall 27 by the auxiliary passage 28c. I have.
[0035]
As shown in FIG. 14, a space 38 is provided between the rear wall 24 of the ball guide gutter 12 and the mechanism plate 7, and a leaf spring 39b as an elastic member is provided in the rear wall 24 and the space 38 on the lower surface. It may be mounted so as to be swingable in the front-rear direction. As shown in FIG. 15, an arc-shaped rib 63 may be provided on the lower surface of the ball guiding gutter 12 and supported by the concave groove 64 of the receiving portion 35. In the figure, an elastic piece 39a is formed on the mechanism plate 7 and the receiving portion 35 as an elastic member to support the rear wall 24 and the bottom wall 25.
[0036]
Further, as shown in FIG. 16, a ball guide gutter 12 which is a ball path may be pivotally supported at substantially the center in the flowing direction of the ball guiding trough 12 so as to swing in a seesaw shape as shown by the arrow in FIG. At this time, the position of the pivot 62 is such that the ball guiding gutter 12 always tilts to the downstream side even if the ball guiding gutter 12 swings upstream due to the supply of the pachinko ball from the ball tank 10 and the flowing down of the pachinko ball. It is desirable that Further, it is preferable that the upstream and downstream ends are supported by elastic members.
[0037]
Further, as shown in FIG. 17, continuous step portions 45 having a radius equal to or smaller than the radius of the pachinko ball are formed on the bottom walls 21 and 25 of the ball path such as the ball tank 10 and the ball guiding gutter 12 and the bending guiding gutter 13 and on the bent portions. It is desirable to make the bottom walls 21 and 25 finely stepped, so that when the pachinko ball flows down, vibrations are easily generated each time the pachinko ball falls down the step, and the vibration surely causes the ball to collapse. Can be. At this time, the height or the interval of the step may be made different, and by making the height and the interval different, a subtle change can be given to the vibration, and the ball can be further prevented from clogging. Further, an opening groove 46 for dust removal can be formed in the width direction orthogonal to the downflow direction of the pachinko ball so that the pachinko ball does not fit into the base of the step portion 45 and does not hinder the downflow. It is possible to reliably remove dust as compared with the opening groove provided only with the lever.
[0038]
The elastic member serves to swing the spherical path and return the spherical path to the initial position, and is limited to the urethane rubbers 37 and 39 or the elastic pieces 39a and the leaf springs 39b described in the above embodiment. Any material that imparts elasticity, such as a coil spring, may be used. Further, the elastic piece 39a may be formed integrally on the spherical path side.
[0039]
Further, although the ball path has been described as the embodiment as the ball tank 10, the ball guiding gutter 12, and the bending guiding gutter 13, the present invention can also be applied to the discharge gutter 14 for guiding to the upper and lower ball trays and the winning ball collecting gutter 15, What is necessary is just to rock | fluctuate by the fall of a pachinko ball. In addition, the method of attaching the ball guiding gutter 12 shown in the embodiment is applied to the method of attaching the ball tank 10, and one end of the ball tank 10 is fixed to the mechanism plate 7, and the other end is connected via an elastic member. The ball tank 10 may be mounted so as to be swingable in the vertical direction with one end serving as a pivot. It should be noted that the ball path may be provided in contact with the ball payout device 11 so that the vibration at the time of payout of the ball payout device 11 is transmitted to the ball path. Although the entire ball path is swingable, the ball path may be partially swingable. For example, a ball cutout detection valve provided in the ball tank 10 and the ball guide gutter 12 or a ball discharge valve 60a provided in the bent guide gutter 13 may be used. May be provided so as to be swingable, and a fine step may be formed on the upper surface.
[0040]
【The invention's effect】
As described above, as is clear from the description, in the present invention, the ball path such as the ball tank and the ball guiding gutter for the pachinko ball to flow down is provided so as to be rockable, whereby the pachinko ball rocks by flowing down. As a result, the cost can be significantly reduced as compared with the case where vibration is generated by an electric drive source as in the past, and ball clogging on the ball path is prevented beforehand and the game is hindered by running out of ball etc. There is no.
[Brief description of the drawings]
FIG. 1 is a back view of a pachinko gaming machine.
FIG. 2 is a perspective view of a main part showing a ball tank and a ball guiding gutter removed.
FIG. 3 is a perspective view of a main part showing a bend guide gutter removed.
FIG. 4 is a front view of a ball path portion.
FIG. 5 is a plan view showing the mounting of the ball tank on the mechanism plate.
FIG. 6 is a side view of a ball tank portion.
FIG. 7 is a side sectional view of a ball tank portion.
FIG. 8 is a sectional view of a main part of a ball guiding gutter.
FIG. 9 is a side sectional view of a main part of a ball guiding gutter according to another embodiment.
FIG. 10 is a sectional view of a main part of a bending guide gutter.
FIG. 11 is a perspective view of a main part of a mounting portion according to another embodiment.
FIG. 12 is a sectional view of a main part of a ball guiding gutter according to another embodiment.
FIG. 13 is a sectional view of a main part of a ball guiding gutter according to another embodiment.
FIG. 14 is a cross-sectional view of a main part of a ball guiding gutter according to another embodiment.
FIG. 15 is a sectional view of a main part of a ball guiding gutter according to another embodiment.
FIG. 16 is a front sectional view of a ball guiding gutter according to another embodiment.
FIG. 17 is a sectional view of a main part of a spherical path.
[Explanation of symbols]
5 Mechanism plate 10 Ball tank (ball path)
11 Ball dispensing device 12 Ball guiding gutter (ball path)
13 Bending guide gutter (ball path)
14. Discharge gutter (ball path)
15 Winning ball gathering gutter (ball route)
17 Rear wall 21 Bottom wall 25 Bottom wall 30 Mounting projection (shaft support)
32 fitting piece 35 receiving part 37 urethane rubber (elastic member)
38 space 39 urethane rubber (elastic member)
39a Elastic piece (elastic member)
39b leaf spring (elastic member)
42 engagement piece 43 support part 44 elastic member 45 step 50 contact piece 57 mounting boss (shaft support)

Claims (3)

In a pachinko game machine equipped with a ball path through which a pachinko ball flows down to a mechanism plate,
The ball path is fixed so that one side serves as a pivot shaft support, and the other side of the ball path is supported via an elastic member provided below the ball path, and the pachinko ball flows down the ball path. A pachinko game machine wherein the ball path swings up and down about the pivot portion as a support axis . The pachinko gaming machine according to claim 1, wherein the ball paths are connected in a contact manner so that vibrations are transmitted to other parts. The pachinko gaming machine according to claim 1, wherein a bottom wall of the ball path is formed in a step shape.

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