JP4897027B2 - Bullet ball machine - Google Patents

Description

  The present invention relates to a ball game machine such as a pachinko machine or an arrangement ball machine.

  In a ball game machine such as a pachinko machine, a glass door is arranged on the front surface of the game board so that a game area can be seen through a glass plate unit from a window hole of the glass door.

  The game board is detachably attached to the front frame, and the glass door includes a door main body in which a window hole corresponding to the game area of the game board is formed, and a glass plate unit detachably attached to the back side of the door main body. The door main body is pivotally attached to the front frame so as to be openable and closable around the longitudinal axis by a hinge.

  Conventionally, glass doors that use individually shaped glass plate units that correspond to the shape of the window holes (Patent Documents 1 and 2), right and left side edges and a substantially maximum shape that can be attached to the door main body, There is a type using a glass plate unit whose lower edge is substantially linear along the left and right side edges and the lower edge of the door (Patent Document 3).

  The door itself has a synthetic resin door frame, a sheet metal reinforcing plate attached to the back side of the door frame, a decorative cover attached to the front side of the door frame, etc. There exists what was made to reinforce (patent document 4).

JP 2007-29476 A JP 2008-23158 A JP 2009-45306 A JP 2008-148856 A

  In the case of the glass plate unit described in Patent Documents 1 and 2, when manufacturing a plurality of types of pachinko machines having different window hole shapes, each glass plate unit is individually matched to the shape of the window hole for each model. There is a drawback that the manufacturing cost of the glass plate unit is increased.

  On the other hand, in the case of the glass plate unit described in Patent Document 3, the shapes of the left and right side edges and the lower edge are matched to the shapes of the left and right side edges and the lower edge of the door main body, and are mounted on the back side of the door main body. Since it is almost the maximum shape that can be obtained, even when manufacturing multiple types of pachinko machines with different window hole shapes, if the window hole fits within the dimensions of the glass plate unit, the shape of the window hole Regardless of the glass plate unit can be used in common, the manufacturing cost can be greatly reduced.

  On the other hand, in the approximate pachinko machine, the game area of the game board becomes more and more wide by using a large image display means, etc., and accordingly, the window hole formed in the door body, the glass attached to the back side of the door body The plate unit also tends to be large.

  And if the door-dominated window hole becomes larger, the widths of the left and right sides and the lower part surrounding the door-dominated window hole become smaller and the strength decreases, and the weight of the glass plate unit increases, so the entire glass door As a result, when the glass door is opened, it droops greatly on the free end side, or when the glass door is opened or closed, the whole is bent in the front-rear direction. It may be difficult.

  Accordingly, it is necessary to reinforce the door main body by securing a sheet metal reinforcing plate on the back side of the door frame to ensure a predetermined strength. However, in the glass door described in Patent Document 4, a reinforcing plate having an integral structure in which reinforcing ribs are formed on the inner and outer peripheral edges of a sheet metal material having a shape corresponding to the door frame is used, and this reinforcing plate is abbreviated on the back side of the door frame. It is installed on the entire surface. For this reason, when manufacturing a reinforcing plate, it is necessary to prepare a sheet metal material of a size corresponding to the door frame, and it is necessary to form a large opening on the inner periphery of the sheet metal material, which wastes material and reduces yield. However, there is a drawback that the manufacturing cost increases.

  In view of such a conventional problem, the present invention can reinforce the main body of the door by the transparent plate unit, and can easily secure the strength of the main body of the door while suppressing the waste of the reinforcing member that reinforces the main body of the door and reducing the manufacturing cost. An object is to provide a ball game machine that can be used.

  In the present invention, the opening / closing door 4 is disposed in front of the game board 5, and the opening / closing door 4 includes a door main body 24 in which a window hole 23 corresponding to the game area 13 of the game board 5 is formed, and the door main body 24. In the bullet ball game machine comprising a transparent plate unit 27 that is detachably mounted on the back side and closes the window hole 23 so that the game area 13 can be seen through, the door main body 24 has at least left and right side portions 24a, A pair of left and right side reinforcing members 38a and 38b arranged in the vertical direction along 24b, and a left and right side arranged along the lower side portion 24c thereof, and both left and right ends at the lower ends of the side reinforcing members 38a and 38b. The transparent plate unit 27 is connected to the side reinforcing members 38a and 38b at the left and right sides thereof, and the lower portion of the transparent plate unit 27 is in contact with the lower reinforcing member 38c. back In which is fixed to.

  In the present invention, the door main body 24 is disposed in the left-right direction along a pair of left and right side reinforcing members 38a, 38b disposed in the vertical direction along at least the left and right side portions 24a, 24b. And a lower reinforcing member 38c having both left and right ends connected to the lower ends of both side reinforcing members 38a and 38b. The transparent plate unit 27 has both left and right side portions on the side reinforcing members 38a and 38b and the lower portion on the lower side. Since it contacts the lower reinforcing member 38c and is fixed to the back surface of the door main body 24, the door main body 24 can be reinforced by the transparent plate unit 27, and the waste of the reinforcing members 38a to 38c that reinforce the door main body 24 is suppressed. There is an advantage that the strength of 24 can be easily secured and the manufacturing cost can be reduced.

1 is a front view of a pachinko machine showing a first embodiment of the present invention. It is a front view of the glass door. It is a rear view of the glass door. It is a disassembled perspective view of the back side of the glass door. It is a front view of the glass plate unit. It is an expanded sectional view of the glass plate unit. It is a longitudinal cross-sectional view of the principal part of the glass door. It is a cross-sectional view of the principal part of the glass door. It is a cross-sectional view of the principal part of the glass door. It is a rear view of the fastening means. It is sectional drawing of the fastening means. It is a cross-sectional view of the glass door which shows the 2nd Embodiment of this invention. It is the same rear view. It is a rear view of the glass door which shows the 3rd Embodiment of this invention. It is a rear view of the glass door which shows the 4th Embodiment of this invention. FIG.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 to 11 illustrate a first embodiment in which the present invention is adopted in a pachinko machine. As shown in FIG. 1, the pachinko machine 1 includes a rectangular outer frame 2 and a front frame 4 pivotally attached to the front side of the outer frame 2 by a hinge 3 so as to be openable and closable around a vertical axis. A game board 5 is detachably mounted on the upper part of the front frame 4, and a glass door (open / close door) 6 is disposed on the front side of the game board 5, and a front plate 7 is disposed on the lower side of the glass door 6.

  The glass door 6 and the front plate 7 are pivotally supported so that one end side (base side) same as the hinge 3 can be opened and closed around the hinge axis in the vertical direction with respect to the front frame 4 by the hinge 8, and the other end side (free end side) ) Is closed and can be locked to the front frame 4 by locking means (not shown).

  On the front side of the front plate 7, a ball supply tray 9 for storing game balls for launch and a ball tray 10 for storing surplus balls are arranged up and down, and launching means for launching game balls to the sides (illustrated) (Not shown) is provided.

  On the front surface of the game board 5, a guide rail 12 for guiding a game ball launched from the launching means is arranged in a substantially arc shape, and an image display means 14 and a normal symbol are arranged in a game area 13 inside the guide rail 12. Various game parts such as a starting means 15, a special symbol starting means 16, a variable winning means 17, and a normal winning means 18 are arranged. The image display means 14 can variably display the game images 20a to 20c and the like on the image display unit 19.

  As shown in FIGS. 2 to 4, the glass door 6 includes a door main body 24 having a window hole 23 corresponding to the game area 13 of the game board 5, and engaging means 25 and fastening means 26 on the back side of the door main body 24. And a glass plate unit 27 that is detachably mounted through the glass plate unit 27, and the gaming area 13 is seen through from the front through the glass plate unit 27 in the window hole 23. Further, the glass plate unit 27 presses the back surface of the door main body 24 almost all around, and is configured to reinforce the door main body 24 by the glass plate unit 27 when the glass plate unit 27 is attached to the back surface of the door main body 24. .

  As shown in FIGS. 5 and 6, the glass plate unit 27 includes two front and rear glass plates 28 and a holding member 29 that holds the glass plate 28 on the outer peripheral side, so that a sealed space 30 can be formed inside. The glass plate 28 and the holding member 29 are fixed to each other by adhesion or the like. The holding member 29 integrally includes an interval holding portion 31 that holds an interval between the two glass plates 28 and a peripheral wall portion 32 that surrounds the outer periphery of each glass plate 28 on both the front and rear sides of the interval holding portion 31. The front peripheral wall portion 32 of the holding member 29 slightly protrudes from the front surface of the front glass plate 28, and the entire periphery of the front end edge serves as a contact portion 33 that contacts the back surface of the door main body 24.

  The glass plate unit 27 includes a pair of left and right side edges 27a and 27b, a left and right lower edge 27c continuous via an arc edge between the lower ends of the side edges 27a and 27b, and side edges 27a and 27b. The largest window that can be formed in the door main body 24 so as to be used in common for a plurality of types of glass doors 6 having an upward arc shape or a substantially trapezoidal upper edge 27d connecting the upper ends and having different window hole shapes. It is configured to be larger than the hole 23, and the contact portion 33 of the holding member 29 contacts the outside of the window hole 23 when mounted on the door main body 24.

  As shown in FIGS. 2 to 4, the door main body 24 has a rectangular shape whose outer peripheral shape corresponds to a portion above the front plate 7 of the front frame 4, and a pair of left and right side portions 24 a in the vertical direction. 24b, a lower side portion 24c that connects the lower ends of the side portions 24a and 24b in the left-right direction, and an upper side portion 24d that connects the upper ends of the side portions 24a and 24b in the left-right direction. A window hole 23 is formed.

  The door main body 24 is a synthetic resin door frame in which side frame portions 35a and 35b, a lower frame portion 35c, and an upper frame portion 35d corresponding to the side portions 24a and 24b, the lower side portion 24c, and the upper side portion 24d are integrally formed. 36, a decorative cover 37 attached to the front surface of the door frame 36, side reinforcement members 38a, 38b fixed to the back surface of the door frame 36 on the side frame portions 35a, 35b side and the lower frame portion 35c side, and a lower portion And a reinforcing member 38c, which is pivotally attached to the front frame 4 via a hinge 8.

  Note that speaker units 39 are incorporated on both the left and right sides of the upper frame portion 35d of the door frame 36, and light-emitting display means (not shown) are incorporated at substantially the entire circumference including the periphery of the speaker unit 39 or at a plurality of circumferential locations. It is.

  The inside of the door frame 36 is an opening 36 a that is slightly larger than the window hole 23. The decorative cover 37 is divided into a plurality of pieces in the circumferential direction, and each of the decorative covers 37 covers the speaker unit 39, the light emitting display means and the like inside, and is fitted near the inner peripheral edge of the door frame 36 on the inner peripheral side. The inner peripheral wall 37a which forms the window hole 23 together. The door main body 24 is provided with a locking operation means 40 below the side frame portion 35a opposite to the hinge 8. When the key is inserted into the locking operation means 40 and rotated, the locking means (not shown) is provided. Is to unlock the glass door 6.

  The upper frame portion 35d of the door main body 24 has a linear shape on the upper side in the left-right direction, and the lower side has an arch shape or an arc shape along the opening edge of the window hole 23, and the other side frame portions 35a and 35b, In addition to being larger than the portion 35c, the speaker unit 39, light emitting display means, and the like are mounted, and a back cover 41 is mounted on the back surface to cover them. For this reason, the upper frame portion 35d of the door main body 24 has sufficient strength, and no reinforcing member corresponding to the reinforcing members 38a to 38c is provided on the back surface thereof.

  As shown in FIGS. 4 and 7 to 9, the side frame portions 35 a and 35 b, the upper frame portion 35 d and the lower frame portion 35 c of the door frame 36 are extended to the front and rear sides or one side along the outer peripheral side edge. Bending reinforcing edges 42a to 42d are integrally formed over substantially the entire length in the vertical and horizontal directions, and the reinforcing edges 42a to 42c are provided on the back side of the side frame portions 35a and 35b and the lower frame portion 35c. Reinforcing members 38a to 38c are fixed in the vicinity. The reinforcing members 38a to 38c are formed by bending a strip-shaped sheet metal material into a predetermined shape, and are disposed in the recesses 43a to 43c formed on the back surface of the door frame 36 in the vicinity of the inside of the reinforcing edges 42a to 42c. It is fixed with screws 44a to 44c from the back side.

  The abutting portion where at least the glass plate unit 27 of the reinforcing members 38a to 38c abuts is substantially flush with the abutting portion of the door frame 36 where the glass plate unit 27 other than the reinforcing members 38a to 38c abuts. The substantially entire circumference of the front end of the holding member 29 of the glass plate unit 27 is in contact with the contact portion from the back side.

  The side reinforcement members 38a and 38b are arranged in the vertical direction over substantially the entire vertical length of the side frame parts 35a and 35b of the door frame 36, and are fixed to the back surface of the door frame 36 by screws 44a and 44b at a plurality of vertical positions. Has been. The side reinforcing members 38a and 38b have bent edges 45a and 45b that are bent toward the back side in the vicinity of the inner sides of the reinforcing edges 42a and 42b, and have a predetermined rigidity. The side reinforcing member 38a on the hinge 8 side has a fitting edge 46a for fitting into the fitting groove on the front frame 4 side when the glass door 6 is closed and sealing the gap between the two, and the bent edge 45a. It is bent from the rear end to the outside in the left-right direction.

  As shown in FIGS. 3 and 4, the side reinforcing member 38b on the side of the locking operation means 40 has a bypass portion 47b that bypasses the lock operation means 40 to the inside, and corresponds to the bypass portion 47b. Thus, a notch 48 is formed inward from the bent edge 45 b, and the locking operation means 40 is disposed in the notch 48. Further, the side reinforcing member 38b is provided with a receiving member 49b for releasably engaging a hook of a locking means (not shown) when the glass door 6 is closed, which is bent inward from the bent edge 45b. And are provided integrally.

  The lower reinforcing member 38c connects the lower end portions of the left and right side reinforcing members 38a and 38b to the left and right. As shown in FIGS. 3, 4, and 7 to 9, the lower frame portion 35c of the door frame 36 is provided. Are arranged over substantially the entire length in the left-right direction, and are fixed to the back surface of the door frame 36 by screws 44c at a plurality of positions in the left-right direction. The lower reinforcing member 38c is provided with a receiving portion 50c for receiving the glass plate unit 27 from the lower side and a bent edge 45c along the reinforcing edge 42c bent to the back side on both upper and lower sides. The receiving portion 50c is provided at the center in the left-right direction of the lower reinforcing member 38c and on both the left and right sides thereof, and receives the glass plate unit 27 from below on the upper surface thereof. The bent edge 45c is provided near the reinforcing edge 42c of the lower frame portion 35c and substantially the entire lower end of the lower reinforcing member 38c.

  As shown in FIGS. 3 and 4, the lower reinforcing member 38 c is provided with mounting portions 51 c protruding above the receiving portions 50 c between the receiving portions 50 c and both left and right end portions. It is fixed to the back surface of the door frame 36 by screws 44c. Of the attachment portions 51c at the left and right ends, the attachment portion 51c on the hinge 8 side has a connecting portion 52a arranged inside the lower end portion of the side reinforcement member 38a, and the attachment portion 51c on the locking operation means 40 side has a side reinforcement member. A connecting portion 52b that overlaps the back side of the lower end portion of 38b is provided so as to protrude upward.

  The connecting portion 52 a on the hinge 8 side is connected to the lower end portion of the side reinforcing member 38 a through the connecting plate 53. The connecting plate 53 extends from the back side across the connecting portion 52a and the side reinforcing member 38a arranged in the left and right direction, and is fixed to the door frame 36 via the side reinforcing member 38a and the connecting portion 52a by screws 44a and 44c. Yes. The connecting portion 52b on the side of the locking operation means 40 is overlapped with the side reinforcing member 38b and fixed to the door frame 36 by tightening together with screws 44b.

  As shown in FIG. 4, a hinge member 54 having a hinge hole 54a is interposed between the lower ends of the side reinforcing members 38a and 38b and the door frame 36, and the side reinforcing member 38a is connected to the side reinforcing member 38a by a screw 44a. It is fixed to the door frame 36 by co-fastening. A hinge shaft on the front frame 4 side is fitted into the hinge hole 54a of the hinge tool 54 from below. The reinforcing edge 42 c of the lower frame portion 35 c has a notch 55 for placing the hinge tool 54, and a closing portion 53 c that closes the notch 55 on the back side of the side reinforcing member 38 a is formed at the lower end of the connecting plate 53. Is provided.

  Each of the reinforcing members 38a to 38c has a contact portion where the holding member 29 of the glass plate unit 27 contacts from the back side. That is, as shown in FIG. 3, the side reinforcing member 38a on the hinge 8 side has an inner edge on the back side, and the side reinforcing member 38b on the locking operation means 40 side has an inner edge on the back side of the bypass portion 47b. The lower reinforcing member 38c is a contact portion on the back side above the receiving portion 50c of the attachment portion 51c including the connecting portions 52a and 52b.

  Therefore, in this embodiment, the glass plate unit 27 has more than half of the vertical dimension with respect to the side reinforcing member 38a on the hinge 8 side, and is up and down with respect to the side reinforcing member 38b on the locking operation means 40 side. Less than half of the directional dimension abuts each other.

  Note that the back surface of the door frame 36 serves as a contact portion on the upper side from the upper end of the bypass portion 47b to the upper side of the side reinforcing member 38a, and the substantially entire circumference of the holding member 29 of the glass plate unit 27 is on the back side. Abut. The side edge 27b of the glass plate unit 27 on the side of the locking operation means 40 is provided with a recess 27e at the corresponding portion so as not to interfere with the locking operation means 40.

  As shown in FIGS. 3 and 7, the engaging means 25 is formed on the engaging protrusion 56a protruding downward from the holding member 29 of the glass plate unit 27 and the receiving portion 50c of the lower reinforcing member 38c, and the engaging protrusion 25 56a includes an engagement hole 56b that is detachably engaged from above, and two are provided at predetermined intervals in the left-right direction.

  The fastening means 26, as shown in FIGS. 4, 10, and 11, presses the protruding portion 26a outward from the holding member 29 of the glass plate unit 27 and the protruding portion 26a from the back side to the door frame 36 side. And a support shaft 26c that pivotally supports the fastening member 26b on the back side of the door frame 36 so that the fastening member 26b can be pressed and released, and is provided on both the left and right sides on the upper side of the glass plate unit 27. The fastening member 26b has a knob 26d, and can be held at the release position A and the fastening position B by holding means (not shown).

  Positioning means 68 for positioning the glass plate unit 27 is provided between the door main body 24 and the glass plate unit 27 as shown in FIGS. 4, 10, and 11. A guide member 69 for guiding the plate unit 27 to the positioning means 68 is provided. The positioning means 68 includes a positioning recess 68a formed on the front surface of the protrusion 26a, and a positioning protrusion 68b formed on the back surface of the door frame 36 and detachably fitted in the positioning recess 68a in the front-rear direction. Yes. The guide member 69 guides the glass plate unit 27 through the protruding portion 26a, and is formed in a bowl shape or the like on the back side of the door frame 36 so as to guide the protruding portion 26a from the outer side and the upper side in the left-right direction. . A pair of positioning means 68 and guide member 69 are provided on the left and right.

  The glass door 6 having such a configuration has the following advantages. When mounting the glass plate unit 27, first, the lower portion of the glass plate unit 27 is engaged with the lower reinforcing member 38c of the door main body 24. In this case, the left and right engaging protrusions 56a on the lower side of the glass plate unit 27 may be inserted into the engaging holes 56b formed in the left and right receiving portions 50c of the lower reinforcing member 38c from above. When the engaging protrusion 56a is inserted into the engaging hole 56b, the lower portion of the glass plate unit 27 is placed on the three receiving portions 50c in the left-right direction, and the glass plate unit 27 is supported from below by the receiving portions 50c. It will be in the state.

  Next, with the engaging means 25 as a fulcrum, the upper side of the glass plate unit 27 is brought into contact with the back surface of the door main body 24, and then the upper portion of the glass plate unit 27 is fastened by the left and right fastening means 26. 27 is pressed against the back surface of the door main body 24. At this time, even if the glass plate unit 27 is slightly displaced to the left or right or the upper side, the left and right guide members 69 move the protruding portions 26a when the upper side of the glass plate unit 27 approaches the back surface of the door main body 24. The glass plate unit 27 can be guided through and the positioning recess 68a of the projection 26a and the positioning projection 68b of the door frame 36 are fitted, so that the glass plate unit 27 can be positioned at an appropriate position by the positioning means 68. .

  When fastening the glass plate unit 27 by the fastening means 26, if the knob 26d of the fastening member 26b is operated to turn the fastening member 26b at the release position A around the support shaft 26c toward the protruding portion 26a, The fastening member 26b can ride on the back side of the protruding portion 26a and press the glass plate unit 27 toward the door main body 24 to be fastened.

  In the glass door 6, the door main body 24 includes at least a pair of left and right side reinforcing members 38 a and 38 b arranged in the vertical direction along the left and right side frame portions 35 a and 35 b, and a left and right side along the lower frame portion 35 c. And a lower reinforcing member 38c which is arranged in the direction and whose left and right ends are connected to the lower ends of the side reinforcing members 38a and 38b, and the glass plate unit 27 has the left and right side edges 27a and 27b of the door main body 24. Since the lower edge 27c of the side reinforcing members 38a and 38b is in contact with the lower reinforcing member 38c of the door main body 24 and presses against the back surface of the door main body 24, the window hole 23 of the door main body 24 is opened. Even when it is large, the door main body 24 can be reinforced by the glass plate unit 27, and the strength of the glass door 6 can be easily secured while suppressing waste of the reinforcing members 38a to 38c used for the door main body 24. Rukoto can.

  That is, the door main body 24 is separately provided with a pair of left and right side reinforcing members 38a and 38b and a lower reinforcing member 38c connected to the lower ends of the side reinforcing members 38a and 38b. Compared to the reinforcing plate or the like, it is possible to use a band plate material or the like for each of the reinforcing members 38a to 38c, and it is possible to reduce waste of material.

  On the other hand, if the use amount of the reinforcing members 38a to 38c is reduced, the strength of the door main body 24 may be reduced, but the left and right side edges 27a and 27b of the glass plate unit 27 are the reinforcing edges of the side frame portions 35a and 35b. 42a and 42b are approached, and the lower edge 27c is enlarged to the extent that it approaches the inside of the reinforcing edge 42c of the lower frame portion 35c, and the side edges 27a and 27b are formed on the side reinforcing members 38a and 38b of the door main body 24. The lower edge 27c is in contact with the lower reinforcing member 38c of the door main body 24, and the glass plate unit 27 is pressed against the back surface of the door main body 24. The strength of the door main body 24 can be easily secured. Further, since the door main body 24 is reinforced by the glass plate unit 27, it is not necessary to attach a reinforcing plate to the front surface of the back side of the door main body 24 as in the conventional case, and the door is formed by the reinforcing members 38a to 38c made of strip-like sheet metal. Since the main body 24 only needs to be reinforced, the usage amount of the reinforcing members 38a to 38c can be reduced and the manufacturing cost can be reduced.

  Between the lower reinforcing member 38c and the lower part of the glass plate unit 27, there is an engaging means 25 that the glass plate unit 27 is detachably engaged from above, and the engaging means 25 is a fulcrum on the upper side of the door main body 24. Since there is a fastening means 26 for fastening the upper side of the glass plate unit 27 to the door main body 24 side, the glass plate unit 27 can be easily attached to the door main body 24 and the glass plate unit 27 is attached to the back surface of the door main body 24. Can be fixed easily.

  Moreover, when the glass plate unit 27 is fastened by the fastening means 26, the substantially entire periphery of the glass plate unit 27 comes into contact with the back surface of the door main body 24 including the reinforcing members 38a to 38c. The relative movement of the main body 24 and the glass plate unit 27 in the contact surface direction can be prevented, and the reinforcing effect of the door main body 24 by the glass plate unit 27 can be increased.

  The lower reinforcing member 38c has a pair of left and right receiving portions 50c that bend to the back side and receive the glass plate unit 27 from the lower side when the engaging means 25 is engaged. Since there are a pair of coupling means 25 on the left and right, distortion in the twisting direction of the glass door 6 can be easily prevented. In particular, since the upper side of the glass plate unit 27 is positioned with respect to the door main body 24 by the positioning means 68, the fastening means 26 is such that it presses the upper side of the glass plate unit 27 toward the door main body 24 side. Distortion in the twisting direction between the main body 24 and the glass plate unit 27 can be prevented.

  In addition, each engagement means 25 includes an engagement protrusion 56a that protrudes downward from the glass plate unit 27, and an engagement hole 56b that is formed in the receiving portion 50c and engages with the engagement protrusion 56a. The engagement means 25 can be simply provided between the glass plate unit 27 and the glass plate unit 27.

  Further, the abutting portions where the glass plate units 27 of the reinforcing members 38a to 38c abut are substantially flush with the abutting portions where the glass plate units 27 other than the reinforcing members 38a to 38c of the door main body 24 abut. Since the substantially entire circumference of the plate unit 27 comes into contact with the back surface of the door main body 24 including the reinforcing members 38a to 38c, it is not necessary to provide a concavo-convex structure on the holding member 29 or the like on the glass plate unit 27 side. The structure of can also be simplified.

  The lower reinforcing member 38c is provided with a plurality of mounting portions 51c projecting upward from the receiving portion 50c in the left-right direction, and the glass plate unit 27 is in contact with the back surface of the mounting portion 51c. Compared to the structure in which the glass plate unit 27 is in contact with the back side of the lower reinforcing member 38c on the side, the receiving portion 50c can be provided longer in the upper portion of the lower reinforcing member 38c. The strength of 38c can be improved.

  12 and 13 illustrate a second embodiment of the present invention. The lower reinforcing member 38c of this embodiment has a connecting portion 52a that overlaps the back side of the side reinforcing member 38a at the end on the hinge 8 side, and the connecting portion 52a is connected to the side reinforcing member 38a and the hinge tool 54 by a screw 44a. And is fixed to the door frame 36 by fastening. Below the connecting portion 52a, a bent edge 45c extends to the end on the hinge 8 side through a slit 70 between the connecting portion 52a and a cut formed on the reinforcing edge 42c of the lower frame portion 35c. The notch 55 is closed by the hinge tool 54 and the bent edge 45c.

  As described above, the side reinforcing member 38a and the lower reinforcing member 38c on the hinge 8 side may be directly fixed by the screw 44a with the connecting portion 52a overlapped with the lower end portion of the side reinforcing member 38a.

  FIG. 14 illustrates a third embodiment of the present invention. In this embodiment, the contact range C with respect to the left and right side reinforcing members 38a, 38b of the glass plate unit 27 is set to be approximately the same. The contact range C of the glass plate unit 27 is at least half of the vertical dimension of the glass plate unit 27 on both the left and right sides.

  In the case of the first embodiment, the contact range of the glass plate unit 27 with respect to the side reinforcing member 38a on the hinge 8 side is long in the vertical direction, and with respect to the side reinforcing member 38b on the locking operation means 40 side. The lower part of the glass plate unit 27 is in contact with the glass plate unit 27, so that the left and right sides of the glass plate unit 27 are brought into contact with each other so that the door main body 24 is further moved by the glass plate unit 27. The strength of the glass door 6 can be improved.

  In this embodiment, the glass plate unit 27 is in contact with the left and right side reinforcing members 38a, 38b at least half of the vertical dimension, but at least one of the vertical dimensions is at least one of them. Is sufficient.

  15 and 16 illustrate a fourth embodiment of the present invention. In this embodiment, the pair of left and right side reinforcing members 38a and 38b includes an inner bent edge 71a that bends from the inner end edge to the rear side, in addition to the outer bent portions 45a and 45b that bend from the outer end edge to the back side. 71b are formed in the vertical direction, and a plurality of protrusions 72a, 72b are provided in the vertical direction in the middle of the inner bent edges 71a, 71b so as to protrude from the inner bent edges 71a, 71b to the opening side. The distance between the left and right inner bent edges 71 a and 71 b is slightly larger than the left and right width of the glass plate unit 27. The rear surfaces of the protrusions 72a and 72b are substantially flush with the rear surface of the door frame 36.

  The glass plate unit 27 is fitted between the left and right inner bent edges 71a and 71b on the receiving portion 50c of the lower reinforcing member 38c and is in contact with the protrusions 72a and 72b from the back side, and a pair of left and right inner bent edges 71a, It is regulated from both the left and right sides by 71b. A guide surface when the glass plate unit 27 is fitted between the inner bent edges 71a and 71b is formed in an inclined shape on the front outer peripheral surface of the holding member 29 or the rear end side of the inner bent edges 71a and 71b. . Other configurations are the same as those of the first embodiment.

  In this way, a pair of side reinforcing members 38a and 38b mounted on the back surface of the door main body 24 are formed with inner bent edges 71a and 71b, and the glass plate unit 27 is fitted between the left and right inner bent edges 71a and 71b. If the glass plate unit 27 is restricted from the left and right sides by the inner bent edges 71a and 71b, the relative displacement in the contact surface direction between the door main body 24 and the glass plate unit 27 can be prevented. The strength of the entire 6 can be further improved. In addition, by providing the inner side edges 71a and 71b on the side reinforcing members 38a and 38b, there is an advantage that the rigidity of the side reinforcing members 38a and 38b itself is improved, thereby improving the strength of the door main body 24.

  As mentioned above, although each embodiment of this invention was explained in full detail, this invention is not limited to this each embodiment, A various change is possible in the range which does not deviate from the meaning of this invention. For example, in the embodiment, the case where the glass plate 28 is used as the transparent plate is illustrated, and the transparent plate unit is the glass plate unit 27 and the open / close door is the glass door 6. For example, a transparent synthetic resin plate may be used.

  In the embodiment, the door main body 24 provided with the side reinforcing members 38a and 38b on the left and right side frame portions 35a and 35b and the lower reinforcing member 38c on the lower frame portion 35c is illustrated. Also, a reinforcing member may be provided. As each reinforcing member, a sheet metal material cut and bent is generally used, but a metal tube or other member having a reinforcing effect may be used. In connecting the reinforcing members to each other, they may be connected to each other by engaging or inserting the other in addition to being fixed to the door frame 36 by overlapping in the front-rear direction.

  Although the back surface of the door main body 24 at the contact portion with which the glass plate unit 27 contacts is preferably substantially flush, the back surfaces of the reinforcing members 38a to 38c and the back surfaces of the portions other than the reinforcing members 38a to 38c (door frame) The rear surface of the reinforcing members 38a to 38c has a predetermined height difference in the front-rear direction, for example, such that the rear surfaces of the reinforcing members 38a to 38c protrude rearward from the rear surfaces of the portions other than the reinforcing members 38a to 38c. Also good. Although it is desirable that substantially the entire circumference of the glass plate unit 27 is in contact with the back surface of the door main body 24, the holding member 29 is provided with a plurality of contact portions 33 at predetermined intervals in the circumferential direction. You may make it contact | abut to the back surface of the door frame 36 of the door main body 24, and the reinforcement members 38a-38c.

  One engaging means 25 may be provided at the center in the left-right direction, or three or more engaging means 25 may be provided at predetermined intervals in the left-right direction. Further, the engaging means 25 may be provided with the engaging protrusion 56 a in the lower reinforcing member 38 c and the engaging hole 56 b in the holding member 29 of the glass plate unit 27. The fastening means 26 may be any structure that can fasten the upper part of the glass plate unit 27 to the door main body 24 side.

5 Game board 4 Glass door (open / close door)
13 gaming area 23 window hole 24 door main 27 glass plate unit (transparent plate unit)
24a, 24b side portion 38a, 38b side portion reinforcing member 24c lower side portion 38c lower portion reinforcing member 25 engaging means 26 fastening means 56a engaging protrusion 50c receiving portion 56b engaging hole 51c attaching portion 68 positioning means

Claims (6)

  A door main body in which an opening / closing door (4) is arranged in front of the game board (5), and the opening / closing door (4) is formed with a window hole (23) corresponding to the game area (13) of the game board (5). And a transparent plate unit (27) that is detachably mounted on the back side of the door main body (24) and that covers the window hole (23) so that the game area (13) can be seen through. In the gaming machine, the door main body (24) includes at least a pair of left and right side reinforcing members (38a, 38b) arranged in the vertical direction along the left and right side portions (24a, 24b), and a lower side portion ( 24c) and a lower reinforcing member (38c) that is disposed in the left-right direction along the left and right ends and is connected to the lower ends of the both-side reinforcing members (38a, 38b), and the transparent plate unit (27) The left and right sides are the side reinforcing members (38a, 38b). The, ball-shooting game machine, characterized in that the lower part is fixed to the rear surface of the door main body in contact with said lower reinforcing member (38c) (24).   Between the lower reinforcing member (38c) and the lower part of the transparent plate unit (27), there is provided engagement means (25) with which the transparent plate unit (27) is detachably engaged from above, and the door main body Fastening means (26) for fastening the upper part of the transparent plate unit (27) to the door main body (24) side is provided on the upper side of (24) with the engaging means (25) as a fulcrum. The ball game machine according to claim 1, characterized in that substantially the entire peripheral edge of the transparent plate unit (27) abuts against the back surface of the door main body (24) when fastening 26).   The lower reinforcing member (38c) has a pair of left and right receiving portions (50c) that bends to the back side and receives the transparent plate unit (27) from the lower side in an engaged state of the engaging means (25). The engagement means (25) has a pair of left and right corresponding to the receiving portions (50c), and each engagement means (25) is an engagement protrusion (56a) protruding downward from the transparent plate unit (27). And an engagement hole (56b) formed in the receiving portion (50c) and engaged with the engagement protrusion (56a).   The contact portion with which the transparent plate unit (27) of each of the reinforcing members (38a to 38c) contacts is the transparent plate unit (27) other than the reinforcing members (38a to 38c) of the door main body (24). Is substantially flush with the abutting portion on which the abutting portion abuts, and substantially the entire periphery of the transparent plate unit (27) abuts on the back surface of the door main body (24) including the reinforcing members (38a to 38c). The bullet ball game machine according to claim 1.   The lower reinforcing member (38c) includes a plurality of mounting portions (51c) projecting upward from the receiving portion (50c) in the left-right direction, and the transparent plate unit (27) is applied to the back surface of the mounting portion (51c). The ball game machine according to claim 3, wherein the ball game machine is in contact.   A positioning means (68) is provided for positioning the transparent plate unit (27) at an appropriate position with respect to the door main body (24) by being detachably fitted in the front-rear direction. 5. A ball game machine according to any one of 5 above.