JP3975413B2 - Back set member for pachinko machines - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a back set member for a pachinko gaming machine, and more particularly to a back set member attached to the back side of a game board that is set to be exchangeable in a gaming machine.
[0002]
[Prior art]
In a pachinko machine that is one of the representative examples of this type of game machine (mainly taking the symbol display type as an example), various prize-winning devices, symbol display devices, as game parts necessary for the game board set in the machine, A decorative tool or the like is provided, and a ball discharge member having an appropriate shape and size, which is also referred to as a “ball gathering cover, a ball guide rod”, is attached. And in the pachinko game, the safe balls that enter each prize-winning device and go out to the back side of the game board are discharged to the safe ball processing section side of the mechanism set board while being appropriately classified by the ball discharge member. . On the other hand, with respect to the above-mentioned symbol display device, as main game parts for establishing special game conditions advantageous to the player, those having a mechanical rotation display form represented by a symbol drum or a picture reel, a light emitting diode, a liquid crystal, and the like An electronic control display form represented by a fluorescent tube is used depending on the game content. In any form, it is set on the back side of the display window frame mounted on the front surface of the game board, and its symbol display area (display area) faces the front.
[0003]
[Problems to be solved by the invention]
By the way, in the conventional pachinko machine, the selected ball discharge member and the symbol display device as the main game part are separately assembled and set at individual positions on the back side of the game board. In other words, the ball discharge member is positioned and set with a screw or the like in a range corresponding to the game area, and each discharge rod (road) is aligned with the exit of each winning device, and the symbol display device has a predetermined It is housed and placed in a protective member such as a box-shaped cover or case, and is unitized and positioned with screws etc. from the back of the game board with its symbol display area facing the window of the display window frame. It has become so. In other words, the conventionally used ball discharge member is one member that is positioned and set, but it is not in a form in which the symbol display device can be assembled and set, and has no function. For this reason, the ball discharge member and the symbol display device are integrated, that is, the symbol display device cannot be assembled and set in advance for the ball discharge member, and can be handled separately. Must be stored. Further, in the production of the game board, since both must be individually assembled, it is not possible to simplify the operation, particularly mechanical (automatic) assembly. Many problems have been pointed out, such as troublesome and troublesome to attach and detach the apparatus when inspecting and replacing the symbol display apparatus.
[0004]
OBJECT OF THE INVENTION
The present invention has been proposed to suitably solve the above-described problems, and can discharge and guide game balls (including safe balls) that are passed to the back side of a game board on which various game parts are arranged. At the same time, it is an object of the present invention to provide a back set member for a pachinko gaming machine in which main game parts located on the back side can be quickly and easily assembled and set.
[0005]
[Means for Solving the Problems]
  In order to overcome the above-mentioned problems and achieve the intended purpose, a back set member for a pachinko gaming machine according to the present invention,
  In a pachinko gaming machine in which various game parts for a game ball are arranged in each part of the game area of the game board set in the machine, and equipped with main game parts at a predetermined position on the back side facing the game area,
  A synthetic resin-molded discharge cover body attached to a predetermined position on the back of the game board, a set base part integrally formed with the discharge cover body, and the main game parts are incorporated in the set base part. And a synthetic resin molded case body that is detachably set and held,
  In the discharge cover body, a window having a size suitable for the case body is formed in the center part, and a discharge bowl for a game ball that enters the various game parts and passes through the back side is formed around the window. In the set base part, positioning fitting parts and predetermined parts on both sides facing the windowFormed in a rectangular shapeA holding base having an engagement hole is formed, and the case body is configured by assembling a front case portion and a rear case portion formed in a shape and size suitable for built-in protection of the main gaming parts. The fitting part for positioning at a predetermined part of the support part molded on both sides of one case partAnd formed into a rectangular shapeSupport holeAnd a concave circular recess centered on the support hole on the surface side away from the discharge cover bodyAnd moldingA disk-shaped anchoring disk formed in a diameter matching the circular recess, and extending from the anchoring disk;Fingertip operation type with an engaging part that can be inserted into and removed from the support holeOf synthetic resin molding that can be elastically deformed withPreliminary assembly by turning and engaging the rotation locking tool after inserting the engagement portion into the support hole,
  When mounting the main gaming parts on a case body basis in accordance with the window of the discharge cover body attached to the back of the game board, support portions on both sides of the case body with respect to the holding base on both sides of the set base portion Aligning and detachably fitting both of the fitting parts, and a rotating locking tool in which the engaging part is aligned with the engaging hole in a state assembled to the support part, the engaging part is engaged with the engaging hole. Rotate after insertingIn a state where the engagement board is aligned with the circular recessBy engaging, the case body can be set and held on the discharge cover body under conditions that do not require screws.,
  The engagement hole and the support hole formed in a rectangular shape are set so that the directions of the long sides thereof are different by 90 degrees, and the front contour of the engagement part in the rotary locking device is defined by the engagement hole and the support hole. It is formed in a rectangular shape that can be inserted in alignment with the rectangular shape, and after the engaging portion is inserted in alignment with the support hole, the rotating locking tool is rotated 90 degrees so that the engaging portion becomes the support portion. The rotating locking device is assembled to the case body by engaging, and the rotating locking device is rotated 90 degrees after inserting the engaging portion aligned with the engaging hole into the engaging hole in this state. The engaging portion engages with the holding base so that the case body is set with respect to the discharge cover body,
The base portion of the engaging portion in the rotary locking device has a front profile in which the vertical and horizontal widths in a posture in which the engaging portion is inserted in alignment with the support hole are set to be substantially the same as the width of the short side of the support hole. Is formed in a square shape,
  The engaging portion of the rotary locking device is composed of two sets of engaging pieces in which a flange having a rectangular front contour is formed at the tip of the base, and each hook is in a posture aligned with the support hole. Each of the engaging pieces is formed in parallel with a predetermined interval in the short side direction of the support hole with the long side of the portion being along the long side of the support hole, The base is elastically deformed and bent so that the heels are close to each other.It is characterized by that.
[0006]
[Action]
A set base is integrally formed on the left and right sides of the window of the discharge cover body in the back set member, and a holding base having a fitting portion and an engaging portion is formed on the set base. In addition, the case body containing the main game parts is assembled with a positioning fitting portion and a rotation locking device having an engagement portion at a predetermined portion of the support portion formed on both sides of the case portion. Then, the case body containing the main gaming parts is aligned with the window of the discharge cover body, the fitting portion of the holding base and the fitting portion of the supporting portion are aligned and fitted, and the engaging portion of the holding base The main game parts are positioned and fixed at predetermined positions in the window by aligning the engagement parts of the lock and the lock and rotating the lock appropriately by fingertip operation and engaging the two engagement parts. It can be handled as a unitized member. By attaching and setting the unitized back set member at a predetermined position on the back side of the game board, suitable discharge guidance of game balls (including safe balls) is made, and the main game parts are placed in the game area. It comes to a predetermined position. Further, since the mechanical screwing work can be performed, it is possible to rationalize the back work of the game board and to simplify the production process (simple simplification).
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Next, a back set member for a pachinko gaming machine according to the present invention will be described in detail below with reference to the accompanying drawings by giving a preferred embodiment.
[0008]
In the pachinko machine of this embodiment, as shown in FIG. 1 as a whole, the front frame 111 that forms the open / close mounting frame is opened and closed on the front side of the opening of the outer frame 110 that forms the outer frame holding frame. And is detachably assembled. The front frame 111 is equipped with a game board 1 and the like, which will be described later, in which a window frame, upper and lower ball trays, a ball hitting device, and various game parts are arranged as various game components. On the back side of the front frame 111, there is a mechanism set board 112 that is intensively equipped with out balls and safe balls generated on the game board 1 side, a path and device for award ball processing, and electrical equipment. Equipped as possible. In the mechanism set board 112, a game board back surface check window 113 is opened in the center, and an out ball discharge path 114 and a safe ball discharge processing section 115 are formed inside each part around the window 113, and on the outside. A prize ball storage / release unit 116, a prize ball discharge path 117, and the like are configured. A back cover (not shown) for covering a back set member 20 (described later) mounted on the back side of the game board 1 is attached to the window 113 so as to be openable and closable.
[0009]
In the game board 1, as schematically shown in FIG. 2 and FIG. 3, an out port 13 is formed at the lowest central part of the game area in the circular rail 2, while various game parts are used as vertical parts. A display frame 3 provided with a winning tool (game part) 4 and a symbol display tool 5 at the center upper end, a starting winning tool (game part) 6, left and right ordinary winning tools (game parts) 7, 7, and left and right Special winning devices 8 formed with the normal winning devices 9 and 9 are arranged, respectively, so that the safe balls contained in these winning components are passed from the outlet to the back side of the game board 1. In addition, normal rotation guides (windmills) 10, 10 and rotation guides with lamps 11, 11 are arranged at predetermined positions. On the other hand, on the back side of the game board 1, a symbol display device (main game parts) 14 is equipped in accordance with the back side of the display frame 3. As this symbol display device 14, a known liquid crystal image display type that can display symbol variation based on electronic control processing is taken as an example, and necessary constituent members are housed in a protective case (case body) C described later. Can be handled by a single display unit. The assembly of the symbol display device 14 will be described later in detail.
[0010]
The back set member 20 of the present embodiment suitably implemented in the above-described game board 1 can enable discharge guidance of a safe ball and a simple assembly set of the symbol display device 14, as shown in FIGS. As shown in FIG. 4, as a summary, the discharge cover body A and the set base B are combined into one cover set member formed by synthetic resin molding. Therefore, in such a back set member 20, first, the discharge cover body A does not interfere with the symbol display device 14 in the main body 21 formed in a square frame size that can correspond to the back of the main part of the game board 1 as shown in the figure. A window 22 having a square opening width is formed, and upper and lower horizontal gutters (discharge rods) 23 and 24 having slant-shaped passages 23a and 24a and passages 25a and 26a are formed in a peripheral portion along the window 22. Left and right vertical rods (discharge rods) 25 and 26 are formed, and these are connected to each other at right angles to each other in a plane. An opening 27 having an opening width that does not interfere with the special prize-winning device 8 is formed in the lower part of the lower horizontal bar 24, and attachment pieces 28, 28 are formed on the upper and lower portions of the outer edges of the vertical bars 25, 26 on both sides. Is integrally molded. A plurality of buffer pieces 29, 29 are arranged in a zigzag manner in the passages 25a, 26a of the both vertical rods 25, 26, and in the mouth 30 formed at the downstream end of the lower horizontal rod 24. The detection switch 18 for the start winning tool 6 is detachably assembled.
[0011]
In the discharge cover body A, a relay board installation portion 31 is formed on the middle portion of the rear surface (outer surface) of the left vertical gutter 25. The installation portion 31 can be configured to install two types of relay boards having different sizes. As shown in FIG. 4, the installation board 31 is provided with a lower end of a frame seat 32 formed in a predetermined vertical rectangular frame shape. A fitting seat 33 having an insertion port 34 at the lower end edge is formed, and first and second boss portions 35 and 36 with screw holes are projected one by one on the upper end and upper center of the frame seat 32. Yes. As a result, the installation portion 31 uses the first boss portion 35 to support the large first (long) first while the relay board is brought into contact with the main frame seat 32 and the fitting seat 33 and fixedly supported. A seed relay board (not shown) can be screwed, and the second boss portion 36 can be used to screw a small (short) second type relay board (not shown). Any of the relay boards can be set quickly and easily by tightening one screw. By the way, various relay boards can be set in the pre-installation section 31, and various types of connectors related to electrical parts (for example, lamp boards, switches, solenoids, etc.) in various game parts are arranged and connected. Has been.
[0012]
Further, an insertion holding portion 37 for wiring processing is formed integrally with each portion of the main body 21. The insertion holding portion 37 can be inserted and retained so as to sandwich the wiring from the inside and outside directions. Specifically, as shown in FIGS. 4, 5, 7, and 10, the insertion holding portion 37 opens outward. The hook-shaped holder 38 having the inserted insertion port 39 and the hook-shaped hooking piece 40 protruding inwardly (toward the back of the game board) are taken as unit examples. , 26 are arranged in a required number on each peripheral portion. Thus, with respect to the wiring that is connected to the electrical component (conventional lamp board) and the relay board via an appropriate connector, each insertion is made in advance before the back set member 20 is attached and set. The holder 37 can be inserted. Further, with respect to the wiring that is soldered and connected to the electrical component (lamp board) and connected to the relay board via an appropriate connector, the insertion holding portion 37 at a required position after the back set member 20 is attached and set. Can be held in an extended state.
[0013]
As the remaining structure of the discharge cover A, as shown in FIG. 4, holding pieces 41 and 41 for wiring are formed on the back and bottom of the left vertical gutter 25, and under the upper side gutter 23. Abutting pieces 42 against the back surface of the display frame 3 are formed on the edges, and ball stopper pieces 43 and 43 for safe balls are formed on the left and right inner peripheral edges of the mouth 27, respectively. In the example in which the back set member 20 of this embodiment is set on the back side of the game board 1 on the right side reference, the reference seat hole (formed on the back side of the game board 1 is formed on the upper and lower attachment pieces 28, 28. Positioning portions 44, 44 are formed with respect to (not shown), and engaging cylinders 45, 45 for a back cover (both not shown) in the back mechanism set board are formed by projection.
[0014]
On the other hand, as shown in FIGS. 4 to 8, the set base B includes first and second holding bases 50 and 55 formed on the left and right sides of the window 22 of the discharge cover body A described above. The left first holding base 50 has a spherical head boss-like fitting piece (fitting part) 52 on the upper and lower ends of a vertically long base plate 51 integrally formed from the right edge of the left vertical rod 25. , 52 projecting outward, and a vertical rectangular engagement hole (engagement portion) 54 with which a collar portion 84 of a rotation locking device 80 to be described later is engaged with the right edge of the central portion of the base plate 51. The engaging piece 53 having the above is integrally formed. On the other hand, the second holding table 55 on the right side is formed symmetrically with the first holding table 50, and the upper side of the vertically long plate 56 formed integrally from the left side edge of the right vertical rod 26. , Spherical head boss-like fitting pieces (fitting parts) 57 and 57 are projected outwardly at the lower end, and a collar part of the rotation locking device 80 described later on the left edge of the center part of the base plate 56. An engagement piece 58 having a vertical rectangular engagement hole (engagement portion) 59 with which 84 engages is integrally formed. And the protective case C mentioned later is assembled | attached with respect to such a set stand B so that attachment or detachment is possible.
[0015]
As shown in FIGS. 4 to 8, the protective case C has a front case 61 that is opened to the front and incorporates the symbol display device 14, and a front opening 61 that protects the control base 15 of the display device 14 from the built-in protection. The rear case 62 is an example of a type in which the bosses 61a and 62a are used to assemble and align with the screws 63, and the rear case 62 is integrally formed on the left and right outer sides of the front case 61. First and second support portions 64 and 70 are provided. The left first support portion 64 has a fitting hole (fitting portion) 66 in which fitting pieces 52, 52 projecting from the first holding base 50 are fitted above and below the vertically long support piece 65. 66 and a support piece 67 having a support hole 68 are formed, and the rotation locking device 80 is preliminarily assembled to the support hole 68. Further, the second support portion 70 on the right side is formed symmetrically with the first support portion 64, and is a fitting piece projecting from the second holding base 55 above and below the vertically long support piece 71. Fitting holes (fitting portions) 72 and 72 into which the 57 and 57 are fitted, and a support piece 73 having a support hole 74 are formed, and the rotary locking device 80 is pre-assembled into the support hole 74. It has come to be attached. Each of the support holes 68 and 74 is opened in a horizontal rectangular shape, and slits 75 and 75 are formed in the lateral direction in the vicinity of upper and lower ends thereof. Circular recesses 76 and 76 having a required diameter centered on the support holes 68 and 74 are formed. The slits 75 and 75 are provided to allow the inner end surfaces of the long side portions of the support holes 68 and 74 to expand and deform as appropriate radially outward.
[0016]
The rotary locking device 80 is an example of a knob shape that can be operated with a fingertip by molding a synthetic resin. As shown in FIGS. 8 and 9, a knob 81 for rotation operation, a cone sucker-like shape, and the like. The engagement plate 82 is formed of an engagement portion 86 composed of two sets of engagement pieces 85 and 85 in which a wide collar portion 84 is formed at the distal end portion of a base portion 83 extending from the engagement plate 82. . These engaging pieces 85 and 85 are formed in parallel at an appropriate interval, and the base portions 83 and 83 are elastically deformed and bent so that the flange portions 84 and 84 come close to each other. It has become. Further, assuming that the engagement holes 54 and 59 and the support holes 68 and 74 have a rectangular shape, both the flange portions 84 and 84 are formed with a rectangular front contour, and FIG. 10B and FIG. As shown in b), it can be inserted into the engagement holes 54 and 59 and the support holes 68 and 74 while being aligned. The anchoring plate 82 is formed to have a diameter that matches the circular recess 76, and can be elastically deformed from a conical normal state to a flat surface.
[0017]
Then, the rotation locking device 80 formed in this way is assembled in advance into the support hole 68 of the first support part 64 and the support hole 74 of the second support part 70 in the protective case C. That is, in the first support portion 64, as shown in FIG. 10B, the hook portions 84 and 84 in the engaging portion 86 of the rotation locking device 80 are inserted through the support hole 68 in alignment with each other by 90 degrees. By moving it, as shown in FIG. 10A, the flanges 84 and 84 are displaced to a vertical rectangular posture and engaged with the support hole 68 having a horizontal rectangular shape. Similarly, in the second support portion 70, as shown in FIG. 10B, the collar portions 84, 84 in the engaging portion 86 of the rotation locking device 80 are inserted in alignment with the support holes 74 and turned 90 degrees. By moving it, as shown in FIG. 10A, the flanges 84, 84 are displaced to a vertical rectangular posture and engaged with the support hole 68 having a horizontal rectangular shape. Note that the rotation locking device 80 assembled to the first support portion 64 and the second support portion 70 cannot be detached in the state where the locking plate 82 and the flange portions 84 and 84 are loose in the front-rear direction. Assembled to.
[0018]
Further, when the protective case C assembled with the rotating locking devices 80, 80 is positioned in a predetermined direction on the window 22 of the back set member 20, the engaging portions 86, 80 of the rotating locking devices 80, 80 are arranged. 86 is inserted into the engagement holes 54 and 59 of the first holding table 50 and the second holding table 55 in the set table B. That is, the rotary locking devices 80 and 80 assembled in the respective support holes 68 and 74 of the first support portion 64 and the second support portion 70 are respectively described above and as shown in FIG. 10 (a). 84 and 84 are displaced in a vertical rectangular posture, and are inserted through the engagement holes 54 and 59 that are opened in a vertical rectangular shape, as shown in FIGS. 11A and 12. It is like that. Then, in the state where the engaging portion 86 is inserted through the engaging hole 54 (59), when the turning lock 80 is further turned 90 degrees, as shown in FIGS. 84 and 84 are displaced to a horizontal rectangular posture and engage with the engagement hole 54 (59).
[0019]
As a result, the first holding base 50 and the first support portion 64, the second holding base 55 and the second support portion 70 are connected to the engagement plate 82 in the rotation locking device 80 and the flanges 84 and 84 in the engagement portion 86. The protective case C is set and held at the window 22 of the back set member 20. In the above-described engaged state of the rotary locking device 80, the engaging portion 86 moves in the axial direction under the engagement between the flange portions 84, 84 and the engaging hole 54 (59). The engaging board 82 is set so that the outer peripheral edge is in contact with the circular recess 76 and the center part is in a slightly elastically deformed state. Therefore, the first holding base 50 and the first support part 64, and the second holding base 55 and the second support part 70 are elastically connected to the anchoring plate 82 and the collar parts 84 and 84 in the respective rotary locking devices 80. And the engagement piece 52 and the engagement hole 66, and the engagement piece 57 and the engagement hole 72 are engaged with each other in a state of being pressed tightly. The protective case C is set and held without any backlash against the back set member 20.
[0020]
[Effect of the embodiment]
Next, as an operation of the back set member for the pachinko gaming machine of the present example configured as described above, the state of the embodiment, handling, installation (assembly), ball discharge and the like will be described.
[0021]
The back set member 20 according to the present embodiment is engaged with the first support portion 64 and the second support portion 70 formed on both sides of the protective case C in which the symbol display device 14 is incorporated with respect to the set base portion B as a normal state. When combined and locked, it can be handled and stored as one unitized member in which the device 14 is set in the discharge cover part A. As a specific example, in the assembly of the first holding base 50 and the first support portion 64, as shown in FIGS. 4, 6, and 8, the upper and lower fitting holes 66, 66 are fitted to the upper and lower fitting holes. The flanges 84, 84 of the engaging portion 86 in the rotary locking device 80 that is pre-assembled into the support hole 68 of the first support portion 64 are fitted into the engagement holes 54. Will be inserted in line with. On the other hand, in the assembly of the second holding base 55 and the second support portion 70, as shown in FIGS. 4, 7, 12, and 13, the upper and lower fitting holes 72, 72 have upper and lower fitting holes. The fitting pieces 57 and 57 are fitted, and the flange portions 84 and 84 of the engaging portion 86 in the rotary locking device 80 pre-assembled in the support hole 74 of the second support portion 70 are engaged. It is inserted in alignment with the hole 59. Under this condition, by rotating both the rotation locking devices 80, 80 by 90 degrees to either the left or right, the flanges 84, 84 are displaced to the horizontal rectangular posture with respect to the vertical rectangular engagement holes 54, 59. The engaging portions 86, 86 are engaged with the engaging holes 54, 59. At this time, the first holding stand 50 and the first support portion 64, the second holding stand 55 and the second support portion 70 are formed by the engaging plate 82 and the flange portions 84 and 84 in the respective rotation locking devices 80 and 80. The protective case C is set and held against the back set member 20 in a state where there is no rattling. As a result, the protective case C with the built-in protection of the symbol display device 14 can be assembled and set quickly and easily without any screws or tools, and can be stably held in an appropriate posture.
[0022]
On the other hand, the protective case C can be easily detached from the outside (back side) by a simple unlocking operation of the support portions 64 and 70 corresponding to the holding bases 50 and 55 of the set base B. As a specific example, in the unlocking of the first support part 64 with respect to the first holding base 50, the hooks 84 and 84 of the engaging part 86 are vertically moved by turning the turning lock 80 to the left or right by 90 degrees. It is displaced to a rectangular posture and is aligned with the engagement hole 54. Further, when the second support 70 is unlocked with respect to the second holding base 55, the pivot locking device 80 is rotated 90 degrees to the left or right, so that the flanges 84, 84 of the engaging portion 86 are in a vertically rectangular posture. To be aligned with the engagement hole 59. Under this, by pulling out the protective case C to the outside, the engaging portions 86, 86 of the corresponding rotary locking devices 80, 80 come out from the respective engaging holes 54, 59, and the fitting pieces 52, 52 The fitting between the fitting holes 66 and 66, the fitting pieces 57 and 57, and the fitting holes 72 and 72 is released, and the protective case C and the back set member 20 are separated.
[0023]
In the back set member 20 that can be handled with the protective case C containing the symbol display device 14 assembled and set, various game parts (see FIG. 1) and the like are mounted in the manufacturing process of the game board 1. In the subsequent back operation, the discharge cover body A is set at a predetermined position on the back surface of the panel, and each attachment piece 28 is set by screwing by manual operation or mechanical operation, and each of the flanges 23, 24, 25, 26 is set. The symbol display device 14 is aligned with the back side of the display frame 3 while being communicated to the exit of each game component. Further, the wiring connected to various electrical components can be connected to the relay board installed in the installation unit 31 while being held in each insertion holding unit 37. In such a set state of the back set member 20, when looking at the discharge mode of the safe ball, etc., the safe ball that has entered the upper prize winning device 4 is passed from the passage 23 a of the upper side 23 to the passage 26 a of the right vertical side 26. The safe balls that have entered the normal prize device 7, 7 are passed through the passages 25a, 26a of the left and right vertical fences 25, 26. The safe balls passed through the vertical rods 25 and 26 fall in a state where they are suitably de-energized by the buffer pieces 29 and 29 so as to reduce the impact, and the safe balls that have entered the start winning device 6 Then, it is guided from the passage 24a of the lower horizontal spade 24 to the left vertical spatula 25 side and passes through the detection switch 18 and falls.
[0024]
[First example]
FIG. 14 is a schematic perspective view showing a first alternative embodiment of the rotation locking device. In this rotation locking device 88, a knob for rotation operation is formed as a knob shape that is molded of synthetic resin and can be operated by a fingertip. 89, a conical sucker-like engaging plate 90, and an engaging portion 93 in which a wide collar 92 is formed at the tip of a support shaft 91 extending from the engaging plate 90. Corresponding to the form of the rotation locking device 88, the engagement holes 54 and 59 and the support holes 68 and 74 have a circular portion 94 and a collar portion corresponding to the support shaft 91 as shown in FIG. The parallel portions 95 and 95 corresponding to the above are formed on both sides of the circular portion 94. Further, as shown in FIG. 16, the engagement holes 54 and 59 and the support holes 68 and 74 have the same extending direction of the parallel portions 95 and 95 with respect to the circular portion 94. Therefore, in the rotary locking device 88 of the first alternative embodiment, the protective case C is positioned with respect to the back set member 20, and the support portions 64, 70 with respect to the holding bases 50, 55 of the set base portion B. The engagement portion 93 is inserted into the engagement holes 54 and 59 and the support holes 68 and 74 aligned by bringing them into contact with each other, and the knob portion 89 is gripped and engaged by rotating 90 degrees to the left or right. It is supposed to let you. That is, the rotation locking device 88 is not preliminarily assembled to the support hole 68 of the first support part 64 and the support hole 74 of the second support part 70 in the protective case C. Also in this rotary locking device 88, the first holding base 50 and the first support portion 64, and the second holding base 55 and the second support portion 70 are connected to the locking plate 90 in each of the rotary locking devices 88. Under the elastic engagement action of the flange portion 92 and the fitting piece 52 and the fitting hole 66, and the fitting piece 57 and the fitting hole 72, respectively, are pressed tightly. The protective case C is set and held without any backlash against the back set member 20.
[0025]
[Second example]
FIG. 17 is a schematic perspective view showing a second alternative embodiment of the rotation locking device. In this rotation locking device 97, a knob for rotation operation is formed as a knob that can be operated with a fingertip by molding a synthetic resin. 98, a conical sucker-like engaging plate 99, and a wide flange portion 101, 101 and a slit 102 allowing the proximity of both flange portions 101, 101 to the tip end portion of the support shaft 100 extending from the engaging plate 99. Is formed by the engaging portion 103 formed. Corresponding to the form of the rotation lock 97, the engagement holes 54 and 59 and the support holes 68 and 74 are slightly smaller than the longitudinal dimensions of the flanges 101 and 101, as shown in FIG. In addition to being formed in a set rectangular shape, as shown in FIG. 19, it is set so as to be aligned with each other in a vertically long direction. Therefore, in the rotation locking device 97 of the second alternative embodiment, the protective case C is positioned with respect to the back set member 20, and the support portions 64, 70 with respect to the holding bases 50, 55 of the set base portion B. By pushing the engaging portion 103 through the engaging holes 54 and 59 and the supporting holes 68 and 74 aligned by bringing them into contact with each other, grip the knob 98 and rotate it 90 degrees to the left or right. It is designed to be engaged. That is, the rotation locking device 97 is not preliminarily assembled to the support hole 68 of the first support part 64 and the support hole 74 of the second support part 70 in the protective case C. Also in this rotary locking device 97, the first holding base 50 and the first support portion 64, and the second holding base 55 and the second support portion 70 are connected to the locking plate 99 in the respective rotary locking devices 97. And the flanges 101 and 101 are elastically engaged, and the fitting pieces 52 and the fitting holes 66 and the fitting pieces 57 and the fitting holes 72 are fitted to each other. The protective case C is set and held in a state where there is no backlash against the back set member 20.
[0026]
In the rotary locking device 97 of the second alternative embodiment, a taper is formed at the outer end portion of the flange portions 101 and 101 facing the anchoring plate 99, and the taper is formed in the engagement holes 54 and 59 and the support hole 68. 74, it is configured so that it can be easily removed as a guide when removing the flanges 101, 101 from the 74. In the first alternative embodiment and the second alternative embodiment, the directions of the engagement holes 54 and 59 and the support holes 68 and 74 are changed by 90 degrees, and the rotary locking devices 88 and 97 are attached to the protective case C. It is also possible to assemble it in advance.
[0027]
The back set member that is the subject of the present invention can be suitably used for a game board of an arrange ball machine in addition to a pachinko machine. It is possible to achieve an assembly set of main gaming parts equipped at the center of the back side of the board and the discharge guide to the specific detection position. The back set member used for any game board may be attached so as to be openable and closable (side open) with respect to the back of the game board. Moreover, in an Example, as a form of engagement with each holding stand 50 and 55 in the set stand part B and each support part 64 and 70 of the protective case C, two sets of fitting pieces and fitting holes, and 1 Although the example which formed the rotation locking tool of a pair was illustrated, especially a fitting piece and a fitting hole are good also as one set of right and left. Further, the arrangement position of the fitting piece and the fitting hole and the arrangement position of the rotation locking device are not limited to those shown in the above embodiment. For example, the rotation locking device is arranged upward. The protective case C and the back set member 20 are formed such that the fitting piece and the fitting hole are formed downward, the rotation locking device is disposed below, and the fitting piece and the fitting hole are formed upward. Various forms can be implemented on the premise that they can be suitably set and held. As for the main game parts set on the set stand, in addition to the symbol display device 14 described above, a symbol display device of a symbol drum (picture reel) type or a back side component or a symbol combination of a large electric prize-winning device. The back side portion of the display device is the target.
[0028]
【The invention's effect】
As described above, according to the back set member for a pachinko gaming machine according to the present invention, the case body with the main game parts built in the set base unit integrally formed on the left and right sides of the window of the discharge cover body. By aligning the support portions formed on both sides and engaging the engaging portions of the rotary locking device assembled to the support portions with the engaging portions formed on the set base portion, the case with respect to the back set member The body can be assembled and set quickly and easily without any screws or tools. Therefore, it is possible to handle the case body containing the main gaming parts as one unitized member that is set in advance, and for mounting on the gaming board, a mechanical (automatic) assembly is required in addition to manual work. Attachment is also possible, and the assembly work can be simplified. Further, when inspecting or exchanging main game parts, the case body can be removed only by a simple unlocking operation of the case body with respect to the set base portion, and the maintenance and inspection can be rationalized.
[Brief description of the drawings]
FIG. 1 is a rear view schematically showing a pachinko machine in which the present invention is implemented.
FIG. 2 is a front view illustrating a game board of a pachinko machine according to an embodiment of the present invention.
FIG. 3 is a rear view illustrating a game board on which a back set member is set.
FIG. 4 is a front view showing the back set member in a state where the case body is set and held.
5 is a cross-sectional view based on the line XX in FIG.
FIG. 6 is an enlarged cross-sectional view of a main part showing a fitting state between the fitting portion of the set base portion and the fitting portion of the support portion in the case body.
FIG. 7 is an enlarged cross-sectional view of a main part showing an engagement state between an engagement portion of a set base portion and an engagement portion of a rotation locking device assembled to a support portion in a case body.
FIG. 8 is a perspective view showing a part of the set base part, the case body, and main game parts (symbol display device) from the back side.
FIG. 9 is a schematic perspective view showing a rotation locking tool.
FIG. 10 is an explanatory view showing an alignment state and an engagement state of the engagement portion of the rotation locking device with respect to the engagement portion of the support portion.
FIG. 11 is an explanatory diagram showing an alignment state and an engagement state of the engagement portion of the rotation locking device with respect to the engagement portion of the set base portion.
FIG. 12 is a cross-sectional plan view showing an aligned state of the engaging portion of the rotation locking tool and the engaging portion of the set base portion.
FIG. 13 is a cross-sectional plan view showing an engaged state between the engaging portion of the rotation locking device and the engaging portion of the set base portion.
FIG. 14 is a schematic perspective view showing a rotation locking device according to a first alternative embodiment.
FIGS. 15A and 15B are explanatory views showing an alignment state and an engagement state of the engaging portion of the rotation locking tool and the engaging portion of the set base portion according to the first different embodiment. FIGS.
FIG. 16 is a cross-sectional plan view showing an engaged state between the engaging portion of the rotary locking device of the first different embodiment and the engaging portion of the set base portion.
FIG. 17 is a schematic perspective view showing a rotation locking device according to a second alternative embodiment.
FIG. 18 is an explanatory view showing an alignment state and an engagement state of the engaging portion of the rotation locking tool and the engaging portion of the set base portion according to the second alternative embodiment.
FIG. 19 is a cross-sectional plan view showing an engaged state between the engaging portion of the rotary locking device of the second different embodiment and the engaging portion of the set base portion.
[Explanation of symbols]
1 Game board
4 prize-winning equipment (game parts)
6 Start prizes (game parts)
7 normal prize (game parts)
14 Symbol display device (main game parts)
22 counter
23 Top reeds (discharge reeds)
24 Lower side (discharge)
25 Left vertical gutter (discharge gutter)
26 Right vertical gutter (discharge gutter)
50 First holding stand
52 Fitting piece (fitting part)
54 Engagement hole (engagement part)
55 Second holding stand
57 Fitting piece (fitting part)
59 Engagement hole (engagement part)
61 Front case
62 Rear case
64 1st support part
66 Fitting hole (fitting part)
70 Second support
72 Fitting hole (fitting part)
80,88,97 Rotating lock
86,93,103 engaging part
A discharge cover body
B Set stand
C Protective case (case body)

Claims (1)

Various game parts (4, 6, 7) for game balls are arranged in each part in the game area of the game board (1) set in the machine, and the main game parts (on the back side facing the game area ( 14) Pachinko machines equipped with
Synthetic resin molded discharge cover body (A) attached to a predetermined position on the back of the game board (1), a set base (B) integrally formed with the discharge cover body (A), It is equipped with a case body (C) of synthetic resin molding that contains the main gaming parts (14) and is detachably set on the set base (B).
In the discharge cover body (A), a window (22) having a size suitable for the case body (C) is formed at the center, and the various game parts (4, 6) are formed around the window (22). , 7) and forming the game ball discharge bowl (23, 24, 25, 26) that passes through to the back side, and in the set base (B), it is positioned at a predetermined part on both sides facing the window (22). A holding base (50, 55) having a fitting portion (52, 57) for use and an engagement hole (54, 59) formed in a rectangular shape is formed , and the main game is formed in the case body (C). It consists of a front case part (61) and a rear case part (62) molded in a shape and size suitable for built-in protection of the parts (14), while it is on both sides of one case part (61). a predetermined portion of the molded support part (64, 70), the surface away fitting portion for positioning and (66, 72) rectangular which is formed in the support hole (68, 74) and the discharge cover body from (a) When forming a circular recess (76, 76) of the concave around the support hole on the side (68, 74) , The insertion and removal in alignment to a disk-shaped engaging plate which is formed with a diameter (82) and engaging adhesive Release the supporting hole extending from (82) (68, 74) to the circular recess (76, 76) inserting the fingertip-operated with elastically deformable synthetic resin molding of the rotation locking device (8 0), the engagement portion into the supporting hole (68, 74) (8 6) having engagement portions (8 6) Pre-assembled by rotating and engaging after
When mounting the main gaming parts (14) in case body units according to the window (22) of the discharge cover body (A) attached to the back of the gaming board (1), the set base (B) The support parts (64, 70) on both sides of the case body (C) are aligned with the holding bases (50, 55) on both sides so that both fitting parts (52, 57/66, 72) can be attached and detached. Engage and engage the rotary locking device (80 ) with which the engaging part (86 ) is aligned with the engaging hole (54, 59) in the state assembled to the support part (64, 70). by engaging portion into the hole (54, 59) (8 6) the pivots after inserting the circular recess (76) in the fastening plate (82) is engaged in a consistent state, outlet cover The case body (C) can be set and held on the body (A) under conditions that do not require screws ,
The engagement holes (54, 59) and the support holes (68, 74) formed in a rectangular shape are set so that the directions of the long sides are different from each other by 90 degrees, and the engagement in the rotary lock (80) The front contour of the part (86) is formed in a rectangular shape that can be inserted in alignment with the rectangular shape of the engagement hole (54, 59) and the support hole (68, 74), and supports the engagement part (86) . By rotating the locking device (80) 90 degrees after being inserted in alignment with the holes (68, 74) , the engaging portion (86) is engaged with the supporting portion (64, 70) and rotated. After the movable locking tool (80) is assembled to the case body (C) and the engaging portion (86) aligned with the engaging hole (54, 59) is inserted into the engaging hole (54, 59) in this state. by 90 ° rotation of the rotational locking device (80), the engagement portion (86) engages the holder (50, 55) the case body (C) is discharged cover body relative to (a) To be set,
The base portion ( 83) of the engaging portion (86) in the rotary locking device (80) has vertical and horizontal widths in a posture in which the engaging portion (86) is inserted in alignment with the support holes (68, 74). The front contour set substantially the same as the width of the short side of the support hole (68, 74) is formed in a square shape,
The engaging portion (86) of the rotary locking device (80) has two sets of engaging pieces (85, 85 ) in which a flange (84) having a rectangular front contour is formed at the tip of the base (83). made), both engaging in a posture along the long sides of the long side support hole of the hook (84) in the aligned position the engagement portion (86) into the supporting hole (68, 74) (68,74) piece (85, 85) are formed in parallel at predetermined intervals in the short side direction of the support hole (68, 74), each base when 90 ° rotation of the rotational locking device (80) (83) A back set member for a pachinko gaming machine, characterized in that the flanges (84, 84) are close to each other by elastically deforming and bending .

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