WO2014091895A1 - Ballon de jeu et son procédé de fabrication - Google Patents

Ballon de jeu et son procédé de fabrication Download PDF

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Publication number
WO2014091895A1
WO2014091895A1 PCT/JP2013/081297 JP2013081297W WO2014091895A1 WO 2014091895 A1 WO2014091895 A1 WO 2014091895A1 JP 2013081297 W JP2013081297 W JP 2013081297W WO 2014091895 A1 WO2014091895 A1 WO 2014091895A1
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WIPO (PCT)
Prior art keywords
support
game ball
sphere
film
manufacturing
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PCT/JP2013/081297
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English (en)
Japanese (ja)
Inventor
由積 野澤
敏材 河田
登 矢▲崎▲
茂樹 武
Original Assignee
マミヤ・オーピー株式会社
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Application filed by マミヤ・オーピー株式会社 filed Critical マミヤ・オーピー株式会社
Publication of WO2014091895A1 publication Critical patent/WO2014091895A1/fr

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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F7/00—Indoor games using small moving playing bodies, e.g. balls, discs or blocks
    • A63F7/22—Accessories; Details
    • A63F7/36—Constructional details not covered by groups A63F7/24 - A63F7/34, i.e. constructional details of rolling boards, rims or play tables, e.g. frame, game boards, guide tracks
    • A63F7/40—Balls or other moving playing bodies, e.g. pinballs or discs used instead of balls
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F7/00—Indoor games using small moving playing bodies, e.g. balls, discs or blocks
    • A63F7/02—Indoor games using small moving playing bodies, e.g. balls, discs or blocks using falling playing bodies or playing bodies running on an inclined surface, e.g. pinball games
    • A63F7/022—Pachinko
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F7/00—Indoor games using small moving playing bodies, e.g. balls, discs or blocks
    • A63F7/02—Indoor games using small moving playing bodies, e.g. balls, discs or blocks using falling playing bodies or playing bodies running on an inclined surface, e.g. pinball games
    • A63F7/025—Pinball games, e.g. flipper games

Definitions

  • the present invention relates to a game ball used in a ball game machine such as a pachinko machine.
  • the present invention relates to a game ball having substantially the same shape, size, and weight as a steel pachinko ball, excellent in mass productivity, and capable of recording and reading electronic information, and a method for manufacturing the same.
  • Non-contact IC media for example, IC tags
  • IC tags in which the unique information of the game balls is written.
  • Patent Document 1 there is a special game ball disclosed in Patent Document 1 as a game ball in which such an IC tag is embedded.
  • the special game ball disclosed in Patent Document 1 incorporates a small IC tag capable of writing, rewriting and erasing data in a non-contact manner at the center of the inside.
  • the outer periphery of the IC tag is covered with a cushioning material so that it is not damaged or destroyed by an impact during game play.
  • the buffer material is made of a material that does not hinder the writing of data to the IC tag.
  • Patent Document 1 introduces in detail the use of a special game ball with a built-in IC tag, but what process the special game ball is manufactured with, in particular, how to incorporate the IC tag.
  • the constituent material of the special game ball is stainless steel or aluminum alloy, but these do not transmit electromagnetic waves, so that the IC tag communicates with a communication device outside the sphere. Can only be used as an antenna.
  • the structure becomes complicated and mass production cannot be performed.
  • the surface is chrome plated. For this reason, special measures such as making the sphere surface into an antenna are required, but if so, the manufacturing process becomes complicated and mass production cannot be achieved.
  • the game ball for the ball game machine is different from the medal-shaped game medium, and the appearance during the game always changes. Further, when a ball is hit or when it is reflected by a nail or the like, it is always subjected to an impact, and the antenna and the built-in IC tag are easily broken. There are also restrictions on the overall mass. Furthermore, if the game sphere is not spherical or the center of gravity is off the center of the sphere, it may cause unexpected movement and may become unusable at the game hall. It is said to be steel.) Therefore, it is generally difficult to create an environment in which an IC tag is incorporated in a game ball and a communication device outside the ball is stably communicated under the restriction of the total mass.
  • the present invention enables mass production of game balls equipped with non-contact IC media capable of highly accurate and stable electronic information exchange with external devices outside the ball.
  • the main problem is to provide a manufacturing method.
  • Another object of the present invention is to provide a game ball capable of highly accurate and stable electronic information exchange with an external device outside the ball.
  • the method for producing a game ball is a method having the following steps. (1) A support manufacturing process of manufacturing a support made of a material that does not impede writing of electronic information to the non-contact IC medium and reading of the electronic information, and incorporating the non-contact IC medium into the support; (2) A support body containing the non-contact IC medium is attached to a first mold having a first hemispherical surface, and a magnet is disposed in a gap between the support body and the first hemispherical surface. Mainly composed of a high specific gravity powder of 9.0 [g / cm 3 ] or higher that allows electromagnetic waves to pass through almost the entire surface without being affected, and at least one selected from thermoplastic resins or thermoplastic elastomers.
  • substantially hemispherical means that it is not required to be strictly hemispherical.
  • substantially spherical That is, those having a design such as some protrusions and depressions on the surface are also substantially hemispherical or substantially spherical.
  • the first component and the sphere body can be manufactured by injecting and melting a mixture mainly composed of more than seeds, so that an antenna can be provided on the surface of the sphere, and the antenna and the internal non-contact IC.
  • a mixture mainly composed of more than seeds there is no need to provide conduction means with the media, and the manufacturing process is greatly simplified.
  • fraud using magnets can be prevented and electromagnetic waves can be transmitted and received in all directions, so that stable electronic information can be exchanged with external devices. It becomes possible. Since the impact from the outside is alleviated by the support, it is possible to prevent destruction of the non-contact IC media.
  • the first structure manufacturing step for example, a protrusion having a tip portion larger in size than a base end portion or a recess having a bottom portion size larger than an opening end in a flat portion of the first structure.
  • the said spherical body manufacturing process manufactures the spherical main body which integrated the 1st structure by inject
  • the support is integrated with the first component and the like during the manufacture of the ball body, and the non-contact IC medium can be stably fixed. .
  • the support includes a media accommodating portion that accommodates the non-contact IC media, and a base end thereof is joined to the media accommodating portion or integrally formed with the media accommodating portion, and a distal end thereof is formed.
  • a plurality of support legs extending radially toward the surface of the sphere body, each of the plurality of support legs having a weight from a tip thereof to a central portion of the media accommodating portion, It is formed into a substantially uniform shape.
  • the support body is formed in a substantially cubic shape having a corner portion coincident with the surface of the sphere body, and a media accommodating portion for accommodating the non-contact IC media in the center of gravity portion. Is formed.
  • the support body can be mounted on the first component body by so-called “inner diameter determination”, so that the shift of the center of gravity in the manufacturing process can be prevented.
  • the film forming step is, for example, a step of forming a discontinuous film for decoration on the surface of the sphere body, and further laminating a translucent resin film on the discontinuous film, and then pressurizing at a predetermined temperature. including.
  • This makes it possible to decorate the game ball in a desired color without hindering the transfer of electromagnetic waves between the internal non-contact IC media.
  • the first structural body can be prevented from being detached.
  • a hemispherical shell-shaped cover having a recess and containing the sphere body is made of the same material as the resin film in advance, and the cover and the sphere body are connected to a third body.
  • the surface of the sphere body is mounted by attaching the sphere body to the third mold with a hemispherical shell-shaped cover and inserting the same material as the molten resin film.
  • a film having a uniform thickness can be easily formed.
  • the game ball of the present invention is a game ball used for a ball game machine, and has a high specific gravity powder of 9.0 [g / cm 3 ] or more that transmits electromagnetic waves over almost the entire surface without being affected by a magnet. And a substantially spherical sphere body composed of a mixture mainly composed of at least one selected from thermoplastic resins or thermoplastic elastomers.
  • a non-contact IC medium that exchanges electronic information with an external device is fixed through a support that transmits electromagnetic waves, and the center of gravity of the support that supports the non-contact IC medium is the center of gravity of the sphere body.
  • This is a game sphere in which an electromagnetic wave transmission film is formed on the surface of the sphere main body so that its outer shape is a perfect sphere.
  • the said support body can use the thing of the aspect mentioned above.
  • the present invention it is possible to provide a gaming ball equipped with a non-contact IC medium capable of highly accurate and stable electronic information exchange with an external device outside the ball even if the appearance changes during gaming. Can do.
  • the game balls of the present invention can be realized by injection molding, so that mass production is facilitated.
  • Explanatory drawing of the game ball of 1st Embodiment The external appearance perspective view of the resin cover of 1st Embodiment.
  • (A) is sectional drawing of RFID12
  • (b) is sectional drawing when it cut
  • (c) is a figure which shows the mode of the magnetic field which generate
  • 1 is a schematic explanatory diagram of a configuration of an RFID.
  • (A) is an external view of the RFID and the support, and (b) is an external view when the RFID is mounted on the support.
  • Manufacturing process explanatory drawing of a game ball Process explanatory drawing at the time of game ball manufacture. Process explanatory drawing at the time of game ball manufacture. Process explanatory drawing at the time of game ball manufacture.
  • (A) is an external appearance perspective view of the game ball concerning a 2nd embodiment
  • (b) is the assembly explanatory drawing
  • (c) is a sectional view after an assembly.
  • (A)-(c) is a manufacturing process explanatory drawing of the game ball concerning a 3rd embodiment. Explanatory drawing of the jig
  • the other example figure of a 1st structure The other example figure of a 1st structure.
  • the other example figure of a 1st structure The external appearance perspective view of the resin cover of the game ball which concerns on 4th Embodiment.
  • FIG. 1 is an explanatory view of the structure of a game ball according to the first embodiment of the present invention.
  • the game ball 1 is used for, for example, a sealed circulation pachinko game.
  • the size and mass are comparable to existing steel pachinko balls. In other words, the diameter is 11 [mm] and is 5.4 [g] or more and 5.7 [g] or less in accordance with the rules of the National Public Safety Commission.
  • a major difference from existing pachinko balls made of general steel (for example, iron or stainless steel) is that the ball body 11 is made of a high specific gravity material that transmits electromagnetic waves over almost the entire surface and is not affected by magnets.
  • An RFID (Radio Frequency IDentification) 12 which is an example of a non-contact IC medium, is incorporated and fixed through a support 12a at a substantially equal center of gravity of the sphere body 11, that is, at a substantially central portion.
  • the electromagnetic wave transmitting film in this example, the film body 13, 14, 15a, 15b having a two-layer structure is formed on the surface of the film.
  • the “substantially equal center of gravity point” and “substantially central part” mean that it is not required to be strictly an isocenter of gravity and a central part.
  • the ball body 11 is made of a mixture of high specific gravity powder and its solidified material, which allows easy adjustment of the overall mass, transmits electromagnetic waves almost over the entire surface, and is not affected by the magnet. It was decided to manufacture.
  • Tungsten powder can be used as the high specific gravity powder composing the mixture.
  • Tungsten itself is a metal having a specific gravity of “19.3”, but is also a non-magnetic material that has an electromagnetic wave shielding effect, that is, conductivity and magnetic permeability much lower than that of iron or nickel.
  • Tungsten is also very stable chemically. Therefore, even if tungsten is powdered and at least one selected from a thermoplastic resin or a thermoplastic elastomer is used as a solidifying material, it is not chemically affected.
  • the solidifying material for example, nylon, polybutylene terephthalate, polycarbonate, polypropylene, polyethylene, polystyrene, acrylic, polyester, polyferrenin sulfide, ABS resin, or the like can be used.
  • the thermoplastic elastomer include styrene, olefin, vinyl chloride, urethane, ester, amide, fluorine, and ionomer.
  • the tungsten powder is mixed in an amount such that the total mass of the finished product conforms to the above rules, and the solidified material is uniformly mixed, and the resulting mixture is heated, melted, molded,
  • the ball body 11 was formed by solidifying.
  • the non-contact IC medium is, for example, a non-contact type medium having an IC memory and an antenna, for example, an RFID 12 supported by a support 12a having a predetermined shape.
  • the RFID 12 is preferably a passive RFID.
  • the discontinuous film 13 for giving a metallic luster to the entire surface is formed as a film body of the first layer.
  • the discontinuous film 13 is a metal thin film that is non-conductive and transmits electromagnetic waves, such as tin or indium, and has a thickness of about 30 [ ⁇ m].
  • the discontinuous film 13 is further covered with a resin cover 14 and resin films 15a and 15b serving as a second layer film body.
  • a resin cover 14 and resin films 15a and 15b serving as a second layer film body.
  • the resin cover 14 and the resin films 15a and 15b are both transparent hard resins made of the same material.
  • the resin cover 14 has a translucent color, for example, a transparent substantially hemispherical shell shape, and a convex portion 14a having a shape illustrated in FIG. 2 is formed on the outer side of the shell.
  • the convex portion 14a is used as a guide for making the thickness of the resin film 15a uniform over the entire surface.
  • the spherical body 11 on which the discontinuous film 13 is formed is accommodated in the space inside the shell.
  • the resin cover 14 is used to position the ball body 11 when manufacturing the game ball 1, that is, to fix the position of the ball body 11 so that the ball body 11 becomes the center of the film body after completion. Therefore, a plurality of resin covers 14 may exist.
  • the resin cover 14 is desirably formed into a complicated shape so that the area of the contact portion between the edge portion and the resin film 15b is increased.
  • the edge of the resin cover 14 is formed in a corrugated shape, but this shape may be arbitrary.
  • the resin films 15 a and 15 b are formed after the ball body 11 on which the discontinuous film 13 is formed is mounted on the resin cover 14.
  • the resin film 15 a is formed to a height corresponding to the height of the convex portion 14 a of the resin cover 14.
  • the thickness of the resin film 15a is 0.35 [mm].
  • the resin film 15b is formed to have a thickness of 0.5 [mm], which is the sum of the resin cover 14 and the resin film 15a.
  • the resin cover 14 and the resin films 15a and 15b are made of the same transparent material, the metallic luster due to the discontinuous film 13 is maintained as it is. As a result, the game ball 1 is a sphere having a metallic luster, similar to the conventional game ball. Further, in the drawing, the resin cover 14 and the resin films 15a and 15b are separated for the sake of explanation. However, the finished product has no division, and the game ball 1 is covered with the resin.
  • the game ball 1 has, for example, a mixture of high specific gravity powder and a solidified material having a density of 9.0 g / cm 2 or more, a diameter of 11 [mm], and a weight of 5.4 [g] or more. .7 [g] or less sphere.
  • FIG. 3A is a cross-sectional view of the RFID 12
  • FIG. 3B is a cross-sectional view when cut in a direction orthogonal to the same
  • FIG. 3C is a view showing a state of a magnetic field generated in the RFID 12.
  • the RFID 12 has an IC (semiconductor integrated circuit) chip 121 and a concentric disk-shaped antenna coil 122 in a thin rectangular casing 123 having electrical insulation, without using a printed circuit board or the like. It is formed by bonding and fixing with, for example.
  • the casing 123 is made of a material that is heat resistant, transmits electromagnetic waves, and is not affected by magnets.
  • the antenna coil 122 is configured such that a copper wire is wound in a single wire and is concentrically wound in multiple layers in the radial direction, and the inductance thereof is designed to have a frequency of 13.56 [MHz]. Since electromagnetic waves of this frequency have a relatively broad directivity, they are suitable for reading over a wide range (wide angle).
  • the magnetic field H generated in the antenna coil 122 is substantially as shown in FIG.
  • the IC chip 121 is provided with a transmission / reception circuit 1211 connected to the antenna coil 122, a CPU 1212 serving as a control unit, a non-volatile memory 1213, and a capacitor 1214.
  • a signal transmitted from an external communication device (not shown) (for example, a reader / writer) is transmitted to the CPU 1212 via the transmission / reception circuit 1211.
  • the electric power is stored in the capacitor 1214 and becomes an operating power source.
  • the RFID 12 of this example is a passive RFID. Therefore, there is no fear of running out of battery and the transmission power is weak, so that interference is also suppressed.
  • the capacitor 1214 may be omitted and power may be continuously supplied from the communication device to the IC chip 121.
  • various programs for operating the CPU 1212 and electronic information including unique tag information are recorded.
  • the CPU 1212 performs various control operations according to the program stored in the memory 1213.
  • FIG. 5 is an explanatory diagram showing an example of a support 12a that accommodates the RFID 12. As shown in FIG. 5A is an external view of each of the RFID 12 and the support 12a, and FIG. 5B is an external view when the RFID 12 is mounted on the support 12a.
  • the support 12a is made of an elastic material that does not affect data writing to the RFID 12, such as a heat-resistant resin such as PPSU resin or polyimide. If it is necessary to adjust the weight, tungsten powder can be mixed.
  • the support 12a includes a media accommodating portion 124, and a plurality of support legs 125 to 128 each having a base end joined or integrally formed with the media accommodating portion 124 and the distal end extending radially from the media accommodating portion 124. It has become a thing.
  • the media storage unit 124 has a storage space that matches the shape of the casing 123 of the RFID 12.
  • Each of the support legs 125 to 128 is formed in a shape in which the weight from the tip thereof to the media accommodating portion 124 is substantially equal to that of the other support legs.
  • the support 12a is made of an elastic material, the RFID 12 can be accommodated in the accommodation space simply by elastically deforming the media accommodation portion 124. Further, it can be incorporated into the ball body 11 while being positioned by the support legs 125 to 128. Therefore, workability when incorporating the RFID 12 can be improved.
  • the diameter of the ball body 11 is about 10 [mm], and if the balance of the center of gravity is slightly deviated, it may not be used as the game ball 1 in the game field. It ’s a big one.
  • the sphere body 11 incorporating the RFID 12 is manufactured.
  • the manufacturing method of the sphere body 11 is various, in this embodiment, the first hemispherical first structure having a flat surface is manufactured, and the RFID 12 accommodated (supported) in the support 12a is formed on the flat surface.
  • the sphere body 11 by forming another substantially hemisphere on the first structure will be described.
  • a special mold 16a is used for manufacturing the first structure.
  • the mold 16a has a hemispherical depression 161, that is, a first hemispherical surface.
  • the depression 161 is formed to have the same diameter as the diameter of the sphere body 11.
  • a groove 162 is formed from the recess 161 toward the edge of the mold 16a.
  • the groove 162 is for injecting a mixture of the high specific gravity powder and its solidified material into the entire depression 161 (hemispherical surface), but serves as a positioning guide for placing the support feet of the support 12a. Also works.
  • the molten mixture is poured from the groove 162, heated and melted at a predetermined temperature, and then cooled and solidified (S10, FIG. 7a).
  • the mixture is prepared by mixing the tungsten powder into an amount such that the total mass of the finished product conforms to the above rules, and uniformly mixing the solidified material, and heating, melting, molding, and solidifying the resulting mixture. Thereby, the 1st structure which is a part of ball body 11 is formed.
  • a support 12a that supports the RFID 12 is arranged at the center of the flat surface of the first structure (S11, FIG. 7b).
  • the support 12a may be arranged so as to be pushed in before the mixture is completely solidified.
  • a recess that matches the shape of the support 12a is formed at the time of forming the first structure, and after the solidification, The support 12a may be fitted into the recess.
  • positioning guides that extend radially from the recess 161 may be provided in the mold 16a.
  • the recess 16 having the same shape as the mold 16a that is, the mold 16b having a hemispherical surface is faced so that the opening of the recess 161 is matched, and the flat portion of the first component and the support 12a are connected.
  • the mixture is injected from the groove 162 (S13, FIG. 7c). This mixture is the same as when the first structure was produced.
  • the mixture is poured into the depression 161 of the mold 16b, heated and melted, and then cooled and solidified to form a substantially spherical sphere body 11 in which the planar portion of the first component and the support 12a are molded. Is done.
  • substantially spherical means that it is not required to be strictly a sphere. For example, when a protrusion or a depression (symbol formation or the like) is provided on the surface of the sphere main body 11, it becomes a “substantially sphere”.
  • the groove 162 does not necessarily have to be matched. If they do not match, when one of the mixture is injected, one becomes a hole for venting, and if it matches, the injection gate formed by the groove 162 is large, so there is no problem in injecting the mixture anyway. Because.
  • the molds 16a and 16b are removed. At this time, when the support legs 125 to 128 of the support 12a protrude from the ball body 11, the protruding portion is cut. Further, if necessary, the spherical body 11 is shaped such as deburring (S14, FIG. 7d).
  • the discontinuous film 13 is formed on the surface of the sphere body 11 thus formed by, for example, vapor deposition (S15). Thereafter, the sphere body 11 on which the discontinuous film 13 is deposited is set on the resin cover 14 (S16, FIG. 7e). In this state, the resin cover 14 is attached to the resin film forming mold 17a (S17, FIG. 7f).
  • the mold 17a for forming the resin film has a hemispherical depression 171 formed therein. The diameter of the recess 171 is the same as the diameter of the game ball 1.
  • a groove 172 is formed from the recess 171 toward the edge of the mold 17a.
  • the mold 17b having the same structure as the mold 17a is set so as to face each other so that the opening of the recess 171 matches, and the sphere body 11 is covered (S19).
  • resin is injected using the groove 172 as an injection gate (S20, FIG. 7g).
  • the resin is injected into the gap between the recess 171 of the mold 17b and the ball body 11, and the resin 15b is formed on the remaining portion of the surface of the discontinuous film 13.
  • the groove part 172 does not necessarily need to match. If they do not match, one will be a hole for venting when resin is injected, and if they match, the injection gate formed by the groove 172 will be large, and in any case there will be no hindrance to resin injection. It is. After a predetermined time has elapsed, the molds 17a and 17b are removed to obtain the game ball 1 in which a film body having a two-layer structure is formed. If necessary, the game ball 1 is shaped such as deburring (S21, FIG. 7h).
  • the reading test system includes an elevator M1 that circulates and moves the game ball 1 upward from the base end, a transport path M2 that guides the game ball 1 transported to the top by the elevator M1, and a transport path M2.
  • the photoelectric sensors M4 and M5 detect the passage of the game ball 1 in the guide M3 and send the detection result to the test apparatus M8.
  • the test apparatus M8 determines the timing of the reading operation based on the detection result.
  • the distance between the game ball 1 passing through the guide M3 and the antenna M6 is about 20 [mm].
  • the game ball 1 used for the reading test has a ball composition (density 8 [g / cc]) of tungsten powder of 38 [%] and nylon of 62 [%].
  • the weight including the support 12a and the film bodies 13, 14, 15a, 15b is 5.4 [g], and electronic information for testing is recorded in the RFID 12 in advance.
  • electronic information for reference is recorded, and the reading rate is calculated by determining the coincidence with the electronic information for test read from the game ball 1.
  • Electronic information can be recorded or updated afterwards in the gaming ball 1 manufactured as described above.
  • the IC chip 121 (memory 1213) of the RFID 12 in the game ball 1 can store, for example, information on a game store, information on a game table to be used, ball value per unit, year of manufacture, and usable period. Etc. can be recorded. Then, an operation can be performed in which an antenna is brought close to a predetermined part of the transport path of the game ball 1 inside the game table, and the recorded information is received and monitored by a reader / writer or the like. Or the operation
  • movement which reads the electronic information of the game ball 1 in a game stand with the portable tester incorporating a reader / writer and confirms the content is possible.
  • FIG. 10A is an external perspective view of a support body enclosed in a game ball (ball body) according to the second embodiment
  • FIG. 10B is an assembly explanatory view thereof
  • FIG. It is sectional drawing of the ball
  • the game ball according to this embodiment is different from that of the first embodiment in that the RFID support has a substantially cubic shape made of a resin having heat resistance and insulation.
  • the support 22 has a substantially cubic shape made of an insulating resin.
  • the IC chip 121 described in the first embodiment is embedded in the center of the support 22 and at least one of the six faces of the substantially cube, preferably 2 An antenna pattern 222 is formed above the surface.
  • “Substantially cubic” means that it does not have to be strictly a cube.
  • the well-known dice shape is the substantially cubic shape here.
  • the support 22 is a substantially cube, the bias of the center of gravity of the game ball in which it is embedded is suppressed.
  • the antenna pattern 222 is formed on the surface, the antenna pattern 222 can be easily mounted, and mass productivity can be improved.
  • the antenna pattern 222 is formed on two surfaces that are orthogonal to each other, the electromagnetic radiation characteristics are orthogonal to each other, so that the electromagnetic wave coverage is expanded.
  • the antenna pattern 222 is formed on three surfaces orthogonal to each other, directivity in almost all directions can be obtained. Therefore, electronic information recorded on the IC chip 121 can be read regardless of the appearance of the game ball 3.
  • the procedure for incorporating the IC chip 121 into the support 22 is as shown in FIG. 10 (b). First, as shown in FIG. At that time, when the IC chip 121 and the antenna pattern 222 are molded on one supporting component and the antenna pattern 222 is molded on the other supporting component and both are joined, as shown in FIG. A structure should be used.
  • the antenna pattern 222 and the auxiliary element are molded on at least one of the two substantially rectangular parallelepiped support parts, and the existing RFID chip on which the antenna coil is formed and the auxiliary element and the antenna pattern 222 are electromagnetically coupled. Even if it does in this way, the support body 22 of a substantially cube shape can be comprised.
  • the support body 22 having such a shape is accommodated in an accommodation space formed substantially at the center on the plane of the first structure at the stage of FIG. 7b of the first embodiment.
  • the center of gravity of the support 22 coincides with the center of gravity of the sphere body 21 as shown in FIG.
  • the films 13, 14, 15a, and 15b that transmit electromagnetic waves are formed on the surface of the game ball 21 as in the first embodiment.
  • the support for supporting the IC chip 121, the antenna pattern 222, and the like may be an equilateral triangle or other polygons.
  • FIGS. 11A to 11C are explanatory diagrams of manufacturing steps of the game ball 31 according to the third embodiment.
  • a first body 31a and a second body 31b each having a substantially hemispherical shape constitute a ball body.
  • the first structure 31a is provided with a housing space 311 of the support 33 for supporting the RFID and a protrusion 312 having a tip portion larger in size than the second structure 32 and the base end on the plane.
  • the protrusion 312 and the accommodation space 311 can be formed, for example, by using the mold 40 and the planar processing jig 41 shown in FIG. 12 at the stage of FIG. 7A of the first embodiment.
  • the mold 40 has a substantially hemispherical recess 43 having the same diameter as the sphere body 11 and a depth slightly larger than the radius of the sphere body 11, and an injection gate 44 for injecting the mixture into the recess 43. Is provided.
  • the depth of the recess 43 is determined by the height of the protrusion 312 formed on the first structure 31 and the second structure. That is, the depth of the depression 43 is determined to be slightly deeper than the value obtained by adding the height of the projection 312 to the radius of the sphere body 11.
  • the flat processing jig 41 has a substantially cylindrical shape with the same bottom diameter as that of the sphere body 11, and is provided with irregularities for forming the accommodation space 311 and the protrusion 312 of the first component 31 a on the bottom surface.
  • the bottom surface of the planar processing jig 41 is inserted into the recess 43 of the mold 40. In this state, by injecting the mixture from the injection gate 44, the first structure 31a whose cross section is shown in FIG. 11A can be formed.
  • the first structure 31a thus formed is provided with the support 33, and another mold (not shown) having a hemispherical depression is set, and the mixture is injected, heated, melted, and solidified.
  • the second structural body 32 (FIG. 12B) in which the coupling hole 322 having a shape corresponding to the protrusion 312 and the accommodating space 321 are formed is formed.
  • the projection 312 in the first component 31a and the coupling hole 322 in the second component 31b the projection 312 and the coupling hole 322 function as a ridge and solidify as shown in FIG. In this state, separation of the first structure 31a and the second structure 31b is reliably prevented.
  • the film bodies 13, 14, 15a, and 15b are formed on the surface of the game ball 31 as in the first embodiment.
  • FIG. 13 is an illustration of the first structure 51a having a different planar shape.
  • An accommodation space 511 for accommodating the RFID and four protrusions 512 to 515 are formed on the plane of the first structure 51a.
  • the second structure body is formed with coupling holes having shapes corresponding to the four protrusions 512 to 515 on the plane.
  • An RFID support is provided on the first structure 51a, and a second structure is formed to complete the sphere body.
  • FIG. 14 is an illustration of the first structure 61a having a different planar shape.
  • An accommodation space 611 in which the RFID is accommodated, two protrusions 612 and 614, and two coupling holes 613 and 615 are formed on the plane of the first structure 61a.
  • the second structure body is formed with two coupling holes having a shape corresponding to the protrusions 623 and 625 on the plane.
  • the second component can also be manufactured in advance and joined to the first component to form the sphere main body.
  • the protrusions 612 and 614 and the coupling holes 613 and 615 function as positioning guides.
  • the fourth embodiment will be described with reference to FIGS. 15 to 18.
  • the structure of the resin cover 14 described in the first embodiment is changed as shown in FIG.
  • the resin cover 70 has a convex portion 14a deleted from the resin cover 14 of the first embodiment.
  • the ball body 11 is mounted on the resin cover 70, and this is set in the recess (hemispherical surface) of the mold 17a shown in FIG.
  • the first embodiment there is a step of injecting resin here, but in the fourth embodiment, since the convex portion 14a is not formed on the resin cover 70, this step is omitted.
  • the ball body 11 is immediately covered with another mold 17b as shown in FIG. Then, a resin film is formed by injecting a resin of the same material as that of the resin cover 70 and applying pressure while heat is applied.
  • a process can be decreased rather than 1st Embodiment.
  • FIG. 19 is a cross-sectional explanatory view of a game ball according to the fifth embodiment. Portions indicated by broken lines are the electromagnetic wave transmission films, that is, the discontinuous film 13, the resin covers 14 and 70, and the resin films 15 a and 15 b described in the first embodiment and the like.
  • the game ball of this embodiment is formed in a substantially cubic shape having a size in which the corner portion coincides with the surface of the ball main body 51 at the center of the ball main body 51 having the same size as the ball main bodies 11, 21, 31 described so far.
  • a substantially cuboidal support body 55 formed with a media accommodating portion 55b for accommodating the RFID 52 formed in its center of gravity is incorporated.
  • the ball body 51 is made by injection molding a mixture of tungsten powder and its solidified material (for example, nylon).
  • the support body 55 is also composed of a pair of housing bodies 55 a and 55 c made of the same material as the ball body 51.
  • the containers 55a and 55c are substantially cubic when they are joined together, and the thickness of one container 55a is larger than that of the other container 55c by the thickness of the medium container 55b. After all, the media accommodating portion b is formed at the center of gravity of the support body 55.
  • the RFID 52 is incorporated into the sphere body 51 as shown in FIG. That is, after inserting the RFID 52 into the media accommodating portion 55c of one accommodating body 55a constituting the supporting body 55, and covering with the other accommodating body 55c, the substantially cubic supporting body 55 is configured.
  • the support body 55 is set in the hemispherical depression 161 of the mold 16a, and further covered with another mold (not shown), and the groove 162 is formed toward the space inside the mold in the first embodiment.
  • the mixture described in 1 is injected and injection molded. Thereafter, it is taken out from the mold 16a through a cooling process. In this way, the sphere body 51 is obtained.
  • the first structural body Before covering another mold, the first structural body may be manufactured as described in the first embodiment, and another mold may be mounted thereon to manufacture the sphere body 51. .
  • the process of forming the electromagnetic wave transmitting film on the sphere body 51 is as described in the first to fourth embodiments.
  • the corners of the support 55 are substantially cubes that coincide with the surface of the sphere body 51, positioning can be performed simply by setting the mold 55 in the recess 161 of the mold 16a.
  • the center of gravity is not displaced when mounted on the mold and during injection molding.
  • the material of the support body 55 is the same as the material of the remaining part of the sphere body 51, and the RFID 52 is accommodated in the center of gravity of the support body 55. It will be positioned accurately and stably. Thereby, mass production of the ball body 51 is facilitated.
  • the above explanation is an example in which tungsten powder is used to secure a required weight, and this tungsten powder is mixed with a solidified material such as nylon.
  • the game ball of the present invention has a non-magnetic main component.
  • a mixture in which another high specific gravity material, for example, zirconia powder or the like is mixed with a solidifying material may be used.
  • the supports 12a, 22, 33, and 55 may be manufactured using a resin containing a high specific gravity material, and the content of the high specific gravity material may be increased.
  • the non-contact IC media can be replaced with other non-contact IC media such as a data carrier as well as the RFID.
  • a radio wave of 2.45 [GHz] or 860 [MHz] to 960 [MHz] may be used. good.
  • the RFID having the former frequency as the use frequency can reduce the size of the IC chip, it has directivity, so that it has the antenna pattern 222 having an almost omnidirectional coverage as in the second embodiment. It is preferable to do. The same applies to the support 55 of the fifth embodiment.
  • the RFID using the frequency from 860 [MHz] to 960 [MHz] does not need to be a problem of directivity, but on the other hand, it is necessary to secure a predetermined antenna length, and therefore the supports 22 and 55. In the injection molding, it is desirable to generate an antenna element having a necessary length in advance and mold it.
  • first structure 311,321,511,611 accommodating space 312,512 to 515,612,614 ... projection 31b ; second structure 322,522-525,613,615 ... joint hole 41 ... for plane machining Jig 43 ... Depression 44 ... Injection gate 55a, 55c ... Container

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Pinball Game Machines (AREA)

Abstract

L'invention vise à fournir un ballon de jeu pouvant être fabriqué en masse, qui n'est pas influencé par des aimants, qui a une surface qui ne sert pas comme antenne, qui est configuré à partir d'un matériau qui est perméable aux ondes électromagnétiques et qui comprend une identification par radiofréquence (RFID). L'invention concerne une RFID (12), qui est intégrée à travers un corps de support à l'intérieur d'un corps principal de ballon (11) ayant une matière première qui est un mélange de poudre de tungstène et de nylon. Un film discontinu (13) est formé sur la surface du corps principal de ballon (11) et, en outre, une résine transparente (15a, 15b) est formée sur sa surface.
PCT/JP2013/081297 2012-12-12 2013-11-20 Ballon de jeu et son procédé de fabrication WO2014091895A1 (fr)

Applications Claiming Priority (2)

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JP2012-271291 2012-12-12
JP2012271291A JP5567109B2 (ja) 2012-12-12 2012-12-12 遊技球及びその製造方法

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0819652A (ja) * 1994-07-08 1996-01-23 Chiyuugai Oputoronikusu Kk パチンコ玉及びこれを用いた不正玉使用検知方法
JP3806137B1 (ja) * 2005-05-10 2006-08-09 佐藤鉄工株式会社 パチンコ球の製造方法
JP2012100987A (ja) * 2010-11-12 2012-05-31 Japan Network System Kk 遊技球、遊技機、及び不正な遊技球の回収方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3905593B2 (ja) * 1997-03-03 2007-04-18 Ｓｒｉスポーツ株式会社 中空ソリッドゴルフボール
JP5357647B2 (ja) * 2009-07-17 2013-12-04 株式会社イノアックコーポレーション ボールの製造方法
JP5180384B1 (ja) * 2012-02-23 2013-04-10 ジャパンネットワークシステム株式会社 遊技球及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0819652A (ja) * 1994-07-08 1996-01-23 Chiyuugai Oputoronikusu Kk パチンコ玉及びこれを用いた不正玉使用検知方法
JP3806137B1 (ja) * 2005-05-10 2006-08-09 佐藤鉄工株式会社 パチンコ球の製造方法
JP2012100987A (ja) * 2010-11-12 2012-05-31 Japan Network System Kk 遊技球、遊技機、及び不正な遊技球の回収方法

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