WO2020230428A1 - 組立式ボール - Google Patents

組立式ボール Download PDF

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Publication number
WO2020230428A1
WO2020230428A1 PCT/JP2020/010250 JP2020010250W WO2020230428A1 WO 2020230428 A1 WO2020230428 A1 WO 2020230428A1 JP 2020010250 W JP2020010250 W JP 2020010250W WO 2020230428 A1 WO2020230428 A1 WO 2020230428A1
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WO
WIPO (PCT)
Prior art keywords
plate
short
flat
embedded
assembled
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/010250
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English (en)
French (fr)
Japanese (ja)
Inventor
和幸 脇林
内田　潤
駿平 勝田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Molten Corp
Original Assignee
Molten Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Molten Corp filed Critical Molten Corp
Priority to US17/609,947 priority Critical patent/US11752395B2/en
Priority to CN202080034753.8A priority patent/CN113811370B/zh
Priority to JP2021519278A priority patent/JP7418025B2/ja
Publication of WO2020230428A1 publication Critical patent/WO2020230428A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B39/00—Hollow non-inflatable balls, i.e. having no valves
    • A63B39/06—Special coverings
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B39/00—Hollow non-inflatable balls, i.e. having no valves
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B39/00—Hollow non-inflatable balls, i.e. having no valves
    • A63B2039/003—Hollow non-inflatable balls, i.e. having no valves substantially hollow and pressureless

Definitions

  • the present invention relates to an assembly type ball.
  • a ball for competition or a game a ball infused with air is generally used.
  • a prefabricated ball in which air is not injected may be used.
  • basket-shaped balls are used in sepak takraw, and in terms of material, rattan balls are traditionally used, and now plastic balls are used.
  • various assembling type balls have been proposed mainly for children's toys and for assembling and enjoying themselves.
  • Patent Document 1 For example, in Patent Document 1, six plate-shaped synthetic resins having a uniform shape and weight and having grooves for meshing on the side sides are prepared, and they are combined based on a certain rule ( A sepak takraw ball having a uniform shape, weight, and outer diameter formed by knitting) is disclosed. Further, in Patent Document 2, each hexagonal panel and each insertion hole formed on the opposite side of each pentagonal panel and each insertion pin are inserted and fixed to each other to assemble the ball body into a soccer ball shape. It is disclosed that you can enjoy puzzle play such as disassembling and playing, and that it is useful for the development of intelligence and the development of the brain (see, for example, Patent Document 2).
  • a certain rule A sepak takraw ball having a uniform shape, weight, and outer diameter formed by knitting
  • Patent Document 1 these assembling balls have a problem that it is difficult to easily assemble them because the constituent members and the assembling process are complicated such as knitting a long plate-shaped synthetic resin. Further, in Patent Document 2, there is a problem that the rebound property is low and the game property as a ball is lacking even when considering that it is for a game.
  • the present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide an assembling type ball which does not complicate the constituent members and the assembling process and has an appropriate rebound property.
  • the present invention is grasped by the following configuration in order to achieve the above object.
  • the first aspect of the present invention is an assembly-type ball, which includes a plurality of strip-shaped flat plates having a circumferential length, and the plurality of flat plates substantially form a sphere as a whole. It is assembled so as to be convex outward in a radial direction, and each flat plate is overlapped with other plurality of flat plates at a flat plate overlapping portion intersecting with each other, and the flat plate overlapping portion is joined by a flat plate joining means. It is a feature.
  • each flat plate includes a short plate divided in the circumferential direction, and each short plate includes a first end portion, a second end portion, and an intermediate portion between them, and three short plates are included.
  • the center of the first end portion of the first short plate, the second end portion of the second short plate, and the intermediate portion of the third short plate may be overlapped as the flat plate overlapping portion.
  • the assembling type ball further includes an embedded plate to be assembled to the plurality of flat plates, and the embedded plate includes a lid portion and a mounting portion protruding from the outer periphery thereof, and the mounting portion and the short plate thereof.
  • the intermediate portion near the end may be overlapped, and the lid portion may be joined by the embedded plate joining means so as to fill at least one gap formed between the plurality of flat plates.
  • each short plate is provided with a protrusion portion provided in the intermediate portion and protruding toward the inner surface side of the sphere as the flat plate joining means, and the protrusion portion provided on the first end portion and the second end portion is fitted. It may have a flat plate hole portion to be formed.
  • the protrusions may be provided at three locations in the intermediate portion, and the flat plate hole portions may be provided at one location each at the first end portion and the second end portion.
  • the embedded plate may have an embedded plate hole portion provided in the mounting portion as the embedded plate joining means.
  • the embedded plate may be joined to the flat plate via a separation portion between the peripheral edge portion of the lid portion of the embedded plate and the flat plate.
  • a second aspect of the present invention is an assembly-type ball, comprising a plurality of strip-shaped flat plates having a circumferential length and an embedded plate that can be assembled to the plurality of flat plates.
  • the flat plates are assembled convexly outward in a radial direction so that the entire flat plate substantially forms a sphere, and each flat plate is overlapped with respect to a plurality of other flat plates at overlapping plate overlaps with each other.
  • the embedded plate includes a lid portion and a mounting portion protruding from the outer periphery thereof, the mounting portion and the flat plate are overlapped, and the lid portion fills at least one gap formed between the plurality of flat plates. It is characterized in that it is joined by an embedded plate joining means as described above.
  • each flat plate includes a short plate divided in the circumferential direction, and each short plate includes a first end portion, a second end portion, and an intermediate portion between them, and three short plates are included.
  • the first end portion of the first short plate, the second end portion of the second short plate, and the center of the intermediate portion of the third short plate are overlapped as flat plate overlapping portions, and the mounting portion of the embedded plate is overlapped.
  • the end side of the intermediate portion of the short plate may be overlapped.
  • each short plate has a protrusion provided in the intermediate portion and projects toward the inner surface side of the sphere, and the embedded plate is provided in the mounting portion as the embedded plate joining means. It may have a plate hole portion.
  • the embedded plate may be joined to the flat plate via a separation portion between the peripheral edge portion of the lid portion of the embedded plate and the flat plate.
  • FIG. 8 is an external view for explaining the relationship between the embedded plate and the flat plate (short plate) in an enlarged manner.
  • FIG. 9 is a cross-sectional view illustrating the relationship between the embedded plate and the flat plate (short plate).
  • the assembled ball 1 according to the first embodiment includes a plurality of strip-shaped flat plates 100 having a circumferential length, and the plurality of flat plates 100 substantially form a sphere as a whole.
  • each flat plate 100 is vertically assembled outward in a radial direction, and each flat plate 100 is overlapped with the other plurality of flat plates 100 at the flat plate overlapping portion 14 intersecting each other, and the flat plate overlapping portion 14 is overlapped by the flat plate joining means 15. Be joined.
  • the flat plate 100 may be a smooth flat plate or a curved flat plate that is previously curved in an R shape in the longitudinal direction.
  • the flat plate 100 is assembled while being smoothly curved in the longitudinal direction so as to be convex outward in the radial direction, and in the latter case, the flat plate 100 is assembled so as to be convex outward in the radial direction. It is assembled by positioning the R shape in the longitudinal direction.
  • the flat plate 100 may be curved in an R shape in advance in the lateral direction in addition to or instead of the longitudinal direction. If the flat plate 100 is curved in at least one of the longitudinal direction and the lateral direction, assembly becomes easy, and the outer surface of the assembled ball 1 after assembly becomes smoother to obtain better reboundability. Can be done.
  • the flat plate 100 may be overlapped with respect to the other plurality of flat plates 100 so as to repeat the outer side and the inner side in the radial direction at the adjacent flat plate overlapping portion 14, or may be located at either the outer side or the inner side. It may be stacked so as to do.
  • FIG. 1 illustrates an example in which the assembling type balls 1 are formed by six flat plates 100, but the number of the assembling type balls 1 is not limited to this, and the assembling type balls 1 are, for example, ten. It may be formed by the flat plate 100 of.
  • the flat plate 100 may be formed so as to have the circumferential length of the assembled ball 1 by itself, or the short plates 10 divided in the circumferential direction are connected so as to have the circumferential length as a whole. It may be formed.
  • each short plate 10 includes a first end portion 11, a second end portion 12, and an intermediate portion 13 between them, and in three short plates 10 out of the plurality of short plates 10, the first short plate 10 1
  • the center of the first end portion 11 of the short plate 10, the second end portion 12 of the second short plate 10, and the intermediate portion 13 of the third short plate 10 are overlapped as the flat plate overlapping portion 14, and the flat plate overlapping portion 14 is a flat plate joint. Joined by means 15.
  • the assembling type ball 1 formed by using the short plate 10 will be described, but it is also applicable to the assembling type ball 1 formed by using the flat plate 100 in which the short plate 10 is connected in the circumferential length direction. is there.
  • FIG. 1 illustrates an example in which the flat plate 100 is divided into four short plates 10, but the number of the flat plate 100 is not limited to this, and the flat plate 100 is divided into, for example, six short plates 10. It may be divided.
  • the prefabricated ball 1 is composed of a plurality of short plates 10 assembled, and the details of the assembly will be described later.
  • five strip-shaped short plates 10a, 10b, 10c, 10d, and 10e will be picked up and described.
  • the plurality of short plates 10 have the same configuration, and the reference numerals 10a, 10b, 10c, 10d, and 10e shown here are given for the convenience of explanation. Therefore, the plurality of short plates 10 having the same relative positional relationship as these have the same configuration.
  • the short plate 10 When the matters common to each short plate 10 are described, it may be simply referred to as the short plate 10.
  • the short plate 10 includes a first end portion 11, a second end portion 12 on the opposite side thereof, and an intermediate portion 13 between them, and a short plate 10e is located in the center of the intermediate portion 13 of the short plate 10a.
  • the second end portion 12 has the second end portion 12 of the short plate 10a in the center of the intermediate portion 13 of the short plate 10b, and the second end portion 12 of the short plate 10b is located in the center of the intermediate portion 13 of the short plate 10c.
  • the second end portion 12 of the short plate 10c is located in the center of the intermediate portion 13 of the short plate 10d, and the second end portion 12 of the short plate 10d is located in the center of the intermediate portion 13 of the short plate 10e. It is stacked as 14.
  • the short plates 10a, 10b, 10c, 10d, and 10e are assembled convexly outward in a radial direction so as to substantially form a sphere as a whole.
  • the short plate 10 may be a smooth flat plate or a curved flat plate that is previously curved in an R shape in the longitudinal direction, like the flat plate 100.
  • the short plate 10 is assembled while being smoothly curved in the longitudinal direction so as to be convex outward in the radial direction, and in the latter case, the short plate 10 is convex outward in the radial direction. It is assembled by positioning the R shape in the longitudinal direction so as to be.
  • the short plate 10 may be curved in an R shape in advance in the lateral direction in addition to or instead of the longitudinal direction.
  • the short plate 10 is curved in at least one of the longitudinal direction and the lateral direction, assembly becomes easy, and the outer surface of the assembled ball 1 after assembly becomes smoother to obtain better reboundability. be able to. In particular, it is advantageous to bend in advance in the lateral direction, which is difficult to bend during assembly.
  • the short plate 10 may be overlapped with the other plurality of short plates 10 so as to repeat the outer side and the inner side in the radial direction at the adjacent flat plate overlapping portion 14, or either the outer side or the inner side. They may be stacked so as to be located at.
  • a pentagonal gap G1 is formed inside the short plates 10a, 10b, 10c, 10d, 10e.
  • a small gap G2 is formed on the outside of the short plates 10a, 10b, 10c, 10d, and 10e with the adjacent short plates 10.
  • each short plate 10 In the overlapping of the flat plate overlapping portions 14, the intermediate portion 13 of each short plate 10 is located on the outer surface side of the assembly type ball 1, and the first end portion 11 and the second end portion 12 of each short plate 10 are the assembly type ball 1. It is done so that it is located on the inner surface side of.
  • the flat plate overlapping portion 14 penetrates the center of the first end portion 11, the second end portion 12, and the intermediate portion 13 of each of the three stacked short plates 10, and is fixed at a point by the flat plate joining means 15. .
  • a protrusion 16 may be provided in the intermediate portion 13 of the short plate 10
  • a flat plate hole portion 17 may be provided in the first end portion 11 and the second end portion 12. However, it may be adhered with an adhesive, riveted or screwed.
  • the prefabricated ball 1 may be further configured as follows. That is, the assembling type ball 1 further includes an embedded plate 20 that is assembled to the plurality of short plates 10 as shown in FIG. 2, and the embedded plate 20 has a lid portion as shown in FIG. 3 (a). A lid portion 21 is formed between the plurality of short plates 10 by overlapping the mounting portion 22 and the intermediate portion 13 of the plurality of short plates 10 with the mounting portion 22 protruding from the outer periphery of the 21 and the mounting portion 22. It may be joined by the embedded plate joining means 23 so as to fill at least one gap G1.
  • the embedded plate 20 has an embedded plate hole portion 23 provided in the mounting portion 22 as the embedded plate joining means 23.
  • the embedding plate 20 is assembled to the gap G1 as at least one of the above-mentioned gaps G1 and G2. Although specific assembly will be described later, the springs of the short plates 10a, 10b, 10c, 10d, and 10e are formed by filling the gap G1 formed by the short plates 10a, 10b, 10c, 10d, and 10e with the embedded plate 20. It is possible to make the sex uniform and exert an effect like a stabilizer.
  • the short plate 10 includes a first end portion 11, a second end portion 12, and an intermediate portion 13 thereof.
  • the short plate 10 is provided as a flat plate joining means 15, and a protrusion 16 provided in the intermediate portion 13 and projecting to the inner surface side of the sphere, and a protrusion 16 provided in the first end portion 11 and the second end portion 12 are fitted. It has a flat plate hole portion 17.
  • the protrusions 16 are provided at three locations (the central protrusion 161; the protrusion 162 near the first end, the protrusion 163 near the second end), and the flat plate holes are provided.
  • a portion 17 shows an example in which one portion is provided at each of the first end portion 11 and the second end portion 12.
  • the embedded plate 20 includes a lid portion 21 and a mounting portion 22 projecting from the outer periphery thereof.
  • the lid portion 21 is formed in a pentagonal shape so as to match the shape of the gap G1, and five mounting portions 22 are provided corresponding to the respective sides.
  • Each mounting portion 22 is provided with one embedded plate hole portion 23 into which the protruding portion 16 of the short plate 10 is fitted.
  • the second end portion 12 of the short plate 10d is stacked as the flat plate overlapping portion 14 in the center of the plate 10d to form the base of the assembled ball 1.
  • the central protrusion 161 (161a in the figure) of the intermediate portion 13 (13a in the figure) of the short plate 10a and the short overlaps.
  • the central protrusion 161 of the intermediate portion 13 of one short plate 10 and the flat plate hole portion 17 of the second end portion 12 of the other short plate 10 are overlapped with each other.
  • This set for example, a set of a short plate 10f and a short plate 10g is assembled to the base of FIG. 3 (b) as shown in FIG. 3 (d). That is, the center of the intermediate portion 13 (13a in the figure) of the short plate 10a and the plate overlapping portion 14 of the second end portion 12 (12e in the figure) of the short plate 10e are the second end portion 12 (the second end portion 12 (in the figure) of the short plate 10f.
  • 12f) is attached to the first end 11 (11b in the figure) of the short plate 10b, the center of the intermediate portion 13 (13f in the figure) of the short plate 10f, and the second end 12 (11b) of the short plate 10g.
  • 12 g) of the flat plate overlapping portions 14 are overlapped with each other.
  • the second end portion 12 (12f in the drawing) of the short plate 10f is newly added to the two flat plate overlapping portions 14 of the short plate 10a and the short plate 10e.
  • the flat plate holes 17f are overlapped, and three short plates 10 are assembled.
  • one short plate 10 for example, 10i is assembled. That is, the center of the intermediate portion 13 (13h in the figure) of the adjacent short plates 10h in FIG. 3 (f) and the first end portion 11 (11f in the figure) of the short plate 10f are the first end of the short plate 10i. Assemble so as to be connected by the portion 11 (11i in the figure) and the second end portion 12 (12i in the figure), and as shown in FIG. 4A, the two adjacent short plates 10 are connected to each other. When the process is repeated, the stage shown in FIG. 4B is reached, and the lower half of the assembled ball 1 is almost formed. At this stage, the embedding plate 20 is attached as shown in FIG. 4 (c).
  • FIGS. 4 (d) to 4 (f) a set in which two short plates 10 are combined is sequentially assembled to form the upper half of the prefabricated ball 1.
  • FIGS. 4 (a) to 4 (f) including FIGS. 5 (a) to 5 (e)
  • the drawing of the protrusion 16 is omitted.
  • the embedding plate 20 is sequentially assembled as the upper half is formed.
  • 5 (c) to 5 (e) show how the final embedding plate 20 is attached.
  • the final embedded plate 20 is assembled to the short plate 10 to the extent possible before closing the prefabricated ball 1, and finally, the tool D is inserted through the adjacent gap G2 to form the embedded plate 20.
  • the protrusion 16 of the short plate 10 is fitted into the embedded plate hole 23 of the mounting portion 22.
  • the embedded plate hole 23 of the mounting portion 22 of the embedded plate 20 is a protrusion 162 near the first end or a protrusion near the second end of the protrusions 16 of the short plate 10. It is assembled to 163.
  • the springiness of the assembled ball 1 can be made uniform, and the stabilizer can be used. It exerts the effect like.
  • the short plate 10 may be deformed so as to provide a groove portion between the intermediate portion 13, the first end portion 11 and the second end portion 12. With this groove, the first end 11 and the second end 12 can move flexibly with respect to the intermediate portion 13, making it easier to assemble when assembling, and adjusting the rebound property of the assembled assembling ball 1. It is also possible.
  • FIG. 6A shows an example of the protrusion 16, which includes an expansion portion 164 extending in a bifurcated manner toward the root, an overhang portion 165, and a narrowed portion 166.
  • the expansion portion 164 is flexibly formed, and when it is fitted into the flat plate hole portion 17 or the embedded plate hole portion 23, the flat plate hole portion 17 or the embedded plate hole portion 23 exceeds the overhanging portion 165 and is a narrowed portion. Engage in 166.
  • FIG. 6B shows the protrusion 16A as another example of the protrusion 16, and includes an expansion portion 164 extending in a trifurcated manner toward the root, an overhang portion 165, and a constriction portion 166. ..
  • the protrusion 16A is a preferred embodiment when it is desired that the flat plate hole 17 or the embedded plate hole 23 once fitted is more difficult to come off than the protrusion 16.
  • FIG. 7A shows the embedded plate 20 described above, and the lid portion 21 and the mounting portion 22 are integrally formed.
  • FIG. 7B shows the embedded plate 20A as another example of the embedded plate 20, and the lid portion 211 and the mounting portion 222 are separately configured.
  • the mounting portion 222 having the embedded plate hole portion 231 is provided around the annular portion 221 separated from the lid portion 211.
  • a groove portion 223 is provided between the annular portion 221 and the mounting portion 222. In this way, since the annular portion 221 and the mounting portion 222 become flexible, it becomes easy to mount them inside the assembly type ball 1 when assembling.
  • the lid portion 211 is fitted into the annular portion 221 after the outer shell of the assembly type ball 1 is completed.
  • the lid portion 211 has an engaging portion 212 that can be retracted and retracted at its base, and the engaging portion 212 is recessed toward the base when fitted, and protrudes after being fitted and engages with the annular portion 221. Will be combined.
  • the peripheral edge portion 211a of the lid portion 211 covers the groove portion 223 when the lid portion 211 is fitted into the annular portion 221 and takes a position in which the lid portion 211 substantially contacts the short plate 10 (see FIG. 2). ..
  • the assembled ball 1 according to the second embodiment has the same configuration as that of the first embodiment except that the embedded plates 20 and 20A are the embedded plates 30A. Therefore, the embedded plate 30A will be described below. ..
  • the peripheral edge portion 211a of the lid portion 211 of the embedded plate 20A takes a position where the peripheral portion 211a is substantially in contact with the short plate 10 at the same height, but is completely connected because it is an assembly type. If you use it hard, such as kicking it barefoot or hitting it hard with your bare hands, the exposed skin of the user's feet and hands will be in the gap between the peripheral edge 211a and the short plate 10. It is also possible that an injury accompanied by pain or bleeding may occur due to being pinched.
  • the second embodiment is configured as follows in order to suppress such possible pain and injury.
  • the embedded plate 30A has a significant distance between the peripheral portion 311a of the lid portion 311 of the embedded plate 30A and the short plate 10. It is joined to the short plate 10 via the portions 324, 323 and 325. As will be described later, the separation portions 324, 323 and 325 are formed from a part of the mounting portion 322 of the embedded plate 30A, and are exposed without being covered by the peripheral edge portion 311a of the lid portion 311.
  • the embedded plate 30A is formed by separating the lid portion 311 and the mounting portion 322, and the above-mentioned separation portions 324, 323 and 325 are formed by the wide root portion 324 and the annular shape of the mounting portion 322. It is composed of a connecting portion 325 with the portion 321 and a groove portion 323 between the wide root portion 324 and the connecting portion 325. This is shown in cross section as shown in FIG. That is, the annular portion 321 of the mounting portion 322 is fitted between the peripheral edge portion 311a of the lid portion 311 and the engaging portion 312 provided so as to appear and disappear at the base portion.
  • the mounting portion 322 is formed through an embedded plate hole through a connecting portion 325 extending outward from the annular portion 321, a groove portion 323 set to drop low from the connecting portion 325, and a wide root portion 324 rising from the groove portion 323. It is joined to the protrusions 16 and 16A of the short plate 10 via the portion 331 (see FIG. 10).
  • the lid portion 311 and the short plate 10 are set to substantially the same height, and the wide root portion 324, the groove portion 323, and the connecting portion 325 of the mounting portion 322 are at least those of the lid portion 311 and the short plate 10. It is located so that it becomes lower with a step corresponding to the thickness of.
  • separation portions 324, 323, 325 are provided between the peripheral edge portion 311a of the lid portion 311 of the embedded plate 30A and the short plate 10, and the separation portions 324, 323, 325 are separated from the lid portion 311 and the short plate 10.
  • the embedded plate 30A in which the lid portion 311 and the mounting portion 322 are separated corresponding to the embedded plate 20A of the first embodiment has been described, but the embedded plate 20 Similarly, the separation portion 324, 323, 325 may be provided in the embedded plate in which the lid portion 311 and the mounting portion 322 are integrally formed. Further, the separation portions 324, 323, 325 are located so as to be lower than the lid portion 311 and the short plate 10 with a step corresponding to at least their thicknesses, that is, as seen from the lid portion 311 and the short plate 10.
  • the lid portion 311 and the short plate portion 311 and the short plate portion 10 are described. It may have a convex shape that protrudes as a whole when viewed from the plate 10. Further, although the one including the concave groove portion 323 has been described, it may include a convex mountain portion in place of or in addition to the concave groove portion 323.
  • the dimensions of the separation portions 324, 323, 325 differ depending on the design, size, etc. of the assembled ball 1, and are not limited to the following numerical values, but a suitable example is shown.
  • the distance between the peripheral portion 311a of the lid portion 311 of the embedded plate 30A and the separating portion 324,323,325 from the short plate 10 In the range of 0 (which does not mean completely zero because it is an assembly type) to 6 mm, "pinching" of the skin or the like occurred.
  • the distance between the separation portions 324, 323 and 325 was set to 8 mm or more in consideration of the assembly variation of each member.
  • the heights of the separation portions 324, 323, 325 were set lower than the upper surfaces of the lid portion 311 and the short plate 10 of the embedded plate 30A with a step corresponding to their thickness (about 1 mm). Ball 1 was used.
  • the assembling ball 1 is formed by fixing the plate overlapping portions 14 between the short plates 10 (or the flat plates 100) with the plate joining means 15, and the short plates 10 (or the flat plates 100) are formed.
  • the embedded plate 20 is further attached.
  • the assembly type ball 1 may be formed (see FIG. 2).
  • an assembly-type ball 1 provided with an embedded plate 20 that equalizes the springiness of the short plate 10 (or the flat plate 100) and exerts an effect like a stabilizer can be obtained by a simpler procedure. ..
  • the assembly-type ball 1 includes a plurality of strip-shaped flat plates 100 having a circumferential length and an embedded plate 20 assembled to the plurality of flat plates 100, and the plurality of flat plates 100 are the whole. Is assembled convexly outward in a radial direction so as to substantially form a sphere, and each flat plate 100 is overlapped with and embedded in a flat plate overlapping portion 14 intersecting with each other with respect to a plurality of other flat plates 100.
  • the plate 20 includes a lid portion 21 and a mounting portion 22 projecting from the outer periphery thereof, and the mounting portion 22 and the flat plate 100 are overlapped with each other, and the lid portion 21 forms at least one gap G1 between the plurality of flat plates 100. It is joined by the embedded plate joining means 23 so as to be filled.
  • the flat plate 100 may be formed so as to have the circumferential length of the assembled ball 1 by itself, or the short plate 10 divided in the circumferential direction as in the first and second embodiments described above. May be formed so as to have a circumferential length as a whole by connecting the above.
  • each short plate 10 includes the first end portion 11, the second end portion 12, and the intermediate portion 13 between them, and in the three short plates 10, the first end portion 11 and the first end portion 11 of the first short plate 10 2
  • the center of the second end portion 12 of the short plate 10 and the intermediate portion 13 of the third short plate is overlapped as the flat plate overlapping portion 14, and the mounting portion 22 of the embedded plate 20 and the intermediate portion 13 of the short plate 10 are close to the end portion. Are piled up.
  • each short plate 10 is provided in the intermediate portion 13 and has a protrusion 16 protruding toward the inner surface side of the sphere, as in the first and second embodiments, and is embedded.
  • the embedded plate 20 may be configured to have an embedded plate hole portion 23 provided in the mounting portion 22 as the embedded plate joining means 23.
  • Lid portion 211a ... Peripheral portion 212 (of the lid portion) ... Engagement portion 221 ... Circular portion 222 ... Mounting portion 223 ... Groove portion 231 ... Embedded plate hole portion 311 ... Lid portion 311a ... Peripheral portion 312 (of the lid portion) ... Engaging portion 321 ... Annular portion 322 ... Mounting portion 323 ... Groove portion (separation portion) 324 ... Wide root part (separation part) 325 ... Connection part (separation part) 331 ... Embedded plate hole

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Bearings For Parts Moving Linearly (AREA)
PCT/JP2020/010250 2019-05-10 2020-03-10 組立式ボール Ceased WO2020230428A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US17/609,947 US11752395B2 (en) 2019-05-10 2020-03-10 Assembly ball
CN202080034753.8A CN113811370B (zh) 2019-05-10 2020-03-10 装配式球
JP2021519278A JP7418025B2 (ja) 2019-05-10 2020-03-10 組立式ボール

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2019-089957 2019-05-10
JP2019089957 2019-05-10
JP2020-010397 2020-01-24
JP2020010397 2020-01-24

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WO2020230428A1 true WO2020230428A1 (ja) 2020-11-19

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JP (1) JP7418025B2 (https=)
CN (1) CN113811370B (https=)
WO (1) WO2020230428A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
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CN113811370B (zh) 2022-11-29
US20220203176A1 (en) 2022-06-30

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