JPH044779Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention has a pair of movable wing pieces that can stand up and tilt in an inverted eight shape on the front of the mounting board, and the movable wing pieces can be tilted multiple times to stand up. This invention relates to a variable safe ball socket for a pachinko machine which can display the number of tilting movements of its movable wings.

[Technical background of the invention] A pair of movable blades are pivotally supported on the front surface of a mounting board so that they can be raised and tilted freely, and a horizontal axis in a guide box provided on the rear surface of the mounting board is located below the axis of the movable blades. At the same time, the ball guiding plate is pivoted in a seesaw action that moves the tip of the wing to maintain its upright position, lowers the rear end, raises the tip, and tilts the movable blade, and the ball guide plate always lowers the rear end by its own weight. In addition to providing a center of gravity, a feed control rod with a feed pin protruding from its rear end is swingably supported, and a ratchet wheel with locking grooves provided at arbitrary locations is installed on the side of the guide box. The blade is rotatably supported in the direction, and each time the ball guide plate seesaws, the ratchet wheel is rotated one tooth at a time by a feed pin to tilt the movable wing piece, and the feed pin is fitted into the locking groove. A variable safe ball receptacle with multiple openings in which the movable blades are erected only at certain times is disclosed in a patent application filed in 1983 by the present applicant.
It has already been proposed by Publication No. 128483.

The variable safe ball socket having such a configuration is capable of varying the number of tilting movements of the movable wing pieces depending on the number of teeth of the ratchet wheel, and the number of tilting movements of these movable wing pieces is made known to the player. If it can be displayed, it will help to further enhance the interest of the game.

[Purpose and structure of the invention] The present invention was proposed in view of the above, and includes a concentrically provided arcuate ridge on a part of the outer surface of the ratchet wheel, and a display that swings in contact with the arcuate ridge. A member is provided on the side surface of the guide box, and the display part of the display member includes a number indicating the number of times the movable wing piece is tilted until the display member leaves the arcuate ridge and contacts the arcuate ridge, and a number indicating the number of tilting times of the movable wing until the display member comes into contact with the arcuate ridge. A number indicating the number of times the movable wing piece tilts until it moves away from the arcuate ridge is displayed, and when the display member is in contact with the arcuate ridge, one of the numbers on the display corresponds, and when the display member leaves the arcuate ridge. The object of the present invention is to provide a variable safe ball socket that can display the number of tilting times of the movable blade by drilling a through hole in the mounting board to which the other number corresponds when the number of the movable blade is tilted.

[Embodiment] In the figure, reference numeral 1 denotes a mounting board, on which a pair of movable blades 3, 3 are mounted on both sides of the front surface of a vertically elongated ball inlet 2 provided approximately in the center of the mounting board. A chucker 5 is fixed to cover the front surface and lower portions of both sides of the movable wing pieces 3, 3. Reference numeral 6 denotes a guide box that covers the rear part of the ball inlet 2 and is fixed to the mounting board 1. Inside the guide box 6, there is a seesaw-operating ball guiding plate 8 having a ball receiving piece 7 at the tip thereof. 9
The ball guide plate 8 is in a substantially horizontal position with its tip lowered, and its tip is attached to the shaft 4 of the movable wing pieces 3, 3.
4 and hold it in the upright position shown by the solid line in FIG. 1, and also tilt the movable wing pieces 3, 3 in an inverted 8-shape shown by the chain line in the figure by swinging the tip end up.
A weight 10 is provided at the rear end of the ball guiding plate 8, and the center of gravity is set so that the rear end is always lowered by its own weight.

Also, a ball guide plate 8 is provided on one side of the rear side of the guide box 6.
An outlet 11 for balls flowing backward on the upper surface is provided, and an opening 12 is provided at the rear of the other side on the opposite side.
The lower end of the feed control rod 13 is pivotally attached to the rear end of the ball guiding plate 8 exposed through the opening 12 by a shaft 14 so as to be swingable. The feed control rod 13 has a ball contact piece 15 that protrudes into the guide box 6 from the opening 12 and faces the upper surface of the rear end of the ball guide plate 8, and a feed pin 16 that protrudes from the side of the guide box 6. It is formed by

Reference numeral 17 denotes a ratchet wheel which is pivotally supported on a horizontal shaft 9 projecting outward from the other side of the guide box 6 opposite to the outlet 11 so as to be rotatable independently of the ball guide plate 8. The rod 13 is urged to rotate by a coil spring 18' so that its feed pin 16 is brought into pressure contact with the teeth 16 of a ratchet wheel 17. Reference numeral 19 denotes a reversal prevention pawl whose upper end is pivotally connected to the side surface of the guide box 6 located above the ratchet wheel 17 via a shaft 20.
The rotation of the ratchet wheel 17 is restricted in one direction by being brought into pressure contact with the teeth 18 of the ratchet wheel 17. In this embodiment, the ratchet wheel 17 has locking grooves 22, 22 at three locations as shown in the figure.
A, 22b, 22c are provided to provide three tooth number parts 18
a, 18b and a seven tooth portion 18c, and these locking grooves 22, 22a, 22b,
22c, when the feed pin 16 engages with the feed control rod 13, the tip of the ball guiding plate 8 is held in a substantially horizontal position below the shafts 4, 4 of the movable blades 3, 3, and the movable blades are moved. 3, 3 stand up.

As shown in FIG. 3, in the variable safe ball socket having such a structure, the feed pin 16 of the feed control rod 13 fits into the locking grooves 22, 22a of the ratchet wheel 17, and the ball guide plate 8
is held in a substantially horizontal position and the movable wing pieces 3, 3 are upright, and when a hit ball B enters between the movable wing pieces 3, 3, it enters the guide box 6 from the ball inlet 2 and passes through the ball guide plate 8.
It flows rearward on the upper surface and contacts the ball contact piece 16 of the feed control lever 13, and the feed control lever 18 is connected to the coil spring 1.
It is swung rearward as shown by the chain line in the figure against the bias of 8'. This allows the feed pin 16 to lock into the groove 2.
2, 22a, the ball guide plate 8 lowers its rear end under its own weight and flips up its tip, as shown in FIG.
Tilt 3. Then, the feed control rod 13 descends together with the ball guide plate 8, and the ball B is sent to the outlet 1 of the guide box 6.
1 to the outside, and at the same time the coil spring 18'
The feed pin 16 returns to its original position due to the urging force, and the feed pin 16 engages with the tooth groove 18a ₁ immediately below the locking grooves 22, 22a.

When the next ball B ₁ enters between the tilted movable blades 3 and 3 in this state, it rides on the ball receiving piece 7 and uses the weight of the ball to lower the tip of the ball guide plate 8 and raise the rear end of the movable blade. Let pieces 3 and 3 stand up once. At this time, the ratchet wheel 1
The ratchet wheel 17 is rotated by one tooth in the direction of the arrow by the feed pin 16 engaged with the tooth groove 18a1 of _No.7 . Then, when the ball B ₁ falls from the ball receiving piece 7 and flows backward, and the ball guiding plate 8 is released from the weight of the ball, the ball guiding plate 8 lowers its rear end under its own weight and moves to the movable wing pieces 3, 3. Tilt again. At the same time, the feed pin 16 is connected to the coil spring 18.
It slides on the tilting surface of the tooth 18a against the pressure, and at the same time as it comes off the tip of the tooth, it again engages with the next tooth groove 18a ₂ by the bias of the coil spring 16. Then, when the third and fourth balls enter between the tilted movable blades 3 and 3, the ball guiding plate 8 repeats the same seesaw action as described above, rotating the ratchet wheel 17 one tooth at a time. Movable wing piece 3,
3, the feed pin 16 moves to the next locking groove 2.
2, 22b until it is engaged. That is, in this embodiment, when the ratchet wheel 17 rotates once, the movable blades 3, 3 are tilted three times, stand up the fourth time, and then tilted seven times. Continue in this position and stand up for the 8th time.

According to the present invention, the arcuate protrusion 23 is concentrically protruded from a part of the outer surface of the ratchet wheel 17, and the guide box 6 located above the ratchet wheel 17 has a substantially "shaped" side surface. The bent portion of the formed display member 24 is swingably supported by the shaft 20 of the anti-reverse claw 19, and furthermore, a display portion 26 is provided at the tip of the display member 24 to approach and face the mounting board 1. The arcuate projection 23 contacts the display member 24 at a position where the feed pin 16 of the feed control rod 13 fits into the lock grooves 22, 22a, and contacts the display member 24 at a position where the feed pin 16 fits into the lock grooves 22, 22c. The positional relationship is set such that it is separated from the display member 24.

The display member 24 is always heavy on the tip side, and when it is in a state away from the arcuate protrusion 23 of the ratchet wheel 17,
As shown by the solid line in FIG. 5, the lower edge of the display section 26 is brought into contact with the stopper 27 to keep the tip in a lowered position, and the fifth
It swings as shown by the chain line in the figure to raise the tip. The display section 26 also includes movable wing pieces 3,
The number 28 ("8" in this embodiment) indicating the number of consecutive tilting times of 3 is displayed at the upper position, and the movable wing piece is displayed at the lower position until the display member 24 comes into contact with the arcuate ridge 23 and leaves. The number 29 ("4" in this embodiment) indicating the number of consecutive tilting movements of 3 and 3 is displayed. The display member 24 is mounted on the mounting board 1.
When the display member 24 is away from the arcuate protrusion 23, one number 28 displayed on the display section 26 corresponds to the other number 29, and when the display member 24 is in contact with the arcuate protrusion 23, the display section A through hole 30 in which the other number 29 of 26 corresponds and one of the numbers 28 is hidden.
will be established.

Therefore, as shown in FIG. 3, the feed control rod 13
The feed pin 16 is connected to the locking grooves 22, 22 of the ratchet wheel 17.
a, the arcuate protrusion 23 contacts the display member 26 and swings upward, and the number 29 of the display section 26 is displayed in the through hole 30 of the mounting board 1. Then, the ratchet wheel 17 rotates and the feed pin 16
At the same time as the display member 26 is fitted into the locking grooves 22, 22c, the display member 26 separates from the arcuate protrusion 23 and lowers its tip as shown in FIG.
0 to display the number 28 of “8” on the display section 26,
Furthermore, the ratchet wheel 17 rotates once again, and the feed pin 16 is fitted into the locking grooves 22, 22a again, and the arcuate protrusion 23 comes into contact with the display member 26, so that the mounting board 1
The number 2 of “4” on the display member 26 is inserted into the through hole 30 again.
9 is displayed.

[Effects of the invention] As is clear from the above, the invention displays the number of consecutive tilting movements of the movable blades in the through hole of the mounting board, which arouses the interest of players and makes pachinko games even more interesting. be able to.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention, in which Fig. 1 is a partially sectional front view, Fig. 2 is a plan view, and Fig. 3 shows the movable blades standing up and the circular arc ridge of the ratchet wheel on the display member. FIG. 4 is a side view of the movable blades in a state where they are in contact, FIG. 5 is a side view of the movable blades in an upright position and the display member is separated from the arcuate ridge of the ratchet wheel,
FIG. 6 is a perspective view of the ball guide plate, FIG. 7 is a perspective view of the ratchet wheel, and FIG. 8 is a perspective view of the display member. 1... Mounting board, 2, 3... Movable wing piece, 4, 4
...Axis, 6...Information box, 8...Ball guide plate, 13...
Feed control rod, 16...Feed pin, 17...Rawl wheel,
22, 22a, 22b, 22c... Locking groove, 2
3...Circular protrusion, 24...Display member, 28, 29
...Number 30...Through hole.

Claims (1)

[Scope of utility model registration request] A pair of movable blades are pivoted on the front surface of the mounting board so that they can stand up and tilt freely, and the tips are inserted below the axis of the movable blades into the horizontal axis in a guide box provided on the rear surface of the mounting board. A see-saw action ball guide plate is pivoted to maintain the upright position while lowering the rear end and raising the tip to tilt the movable wing pieces. A feed control rod with a feed pin protruding from its rear end is rotatably supported, and a ratchet wheel with locking grooves provided at arbitrary locations on the side of the guide box is rotatably supported in one direction. The variable safe ball is configured such that the ratchet wheel is rotated one tooth at a time by the feed pin each time the ball guide plate seesaws, and the movable wing pieces are erected only when the feed pin is fitted into the locking groove. In the socket, an arcuate protrusion is provided concentrically on a part of the outer surface of the ratchet wheel, and a display member that swings in contact with the arcuate protrusion is provided on the side surface of the guide box. The display section has a number indicating the number of times the movable wing piece tilts until the display member leaves and contacts the arcuate ridge, and a number that indicates the number of times the movable wing piece tilts until the display member contacts and leaves the arcuate ridge. are displayed respectively, and furthermore, one number on the display part corresponds to when the display member is in contact with the arcuate protrusion, and a through hole is made in the mounting board to which the other number corresponds when the display member is separated from the arcuate protrusion. A variable safe ball receptacle for pachinko machines characterized by a perforated ball socket.