JP2007007304A - Ringed play device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To have no restriction in a place of use, be readily used in various modes, allow children to merrily play and the elderly and a person to comfortably have a little exercise and functional recovery exercise with an interest, be easily manufactured, use a material without any waste and simplify the handling and packaging. <P>SOLUTION: This ringed play device 1 is provided with a large-diameter ringed play appliance A which is manufactured of a material with elasticity and flexibility, and has a plurality of projections 3 projecting in the radial direction of an annular disk 2 provided around the outer circumference of the planar and annular disk 2 having a circular ring hole 2b in its center at some interval apart in the circumferential direction of the annular disk, and where the outer circumferential face of the projections 3 is formed into an arc shape along the same circumference facing the circumferential direction of the annular disk 2. This ringed play device is so constituted that a small-diameter ringed game appliance B manufactured of a material with elasticity and flexibility and having its outer circumference coming into contact with the ring hole 2b is detachably fitted in the ring hole 2b. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a ring-shaped play equipment suitable for children to play by flying in the air or rolling on the floor or the ground, or for elderly people or people with disabilities to perform light exercise or functional recovery exercises. It is.

Conventionally, as a ring-shaped or disk-shaped play equipment for playing and playing in the air, on the outer periphery of the ring body having a cross-sectional shape curved so that the upper surface side of the ring component part is a convex curved surface, There is known a flight ring in which four convex portions protruding slightly are provided at equal intervals in the circumferential direction (see, for example, Patent Document 1). Also, in the side view, the central part is thicker and thinner as it goes to the outer peripheral side, and the outer peripheral part of the disk body whose outer peripheral part is rounded in an arc shape is integrated with a plurality of convex parts protruding outward in the circumferential direction. A disc-shaped play equipment that is formed and used on water is known (see, for example, Patent Document 2). Further, the outer ring and the central disk are coupled with a plurality of connecting pieces extending in the radial direction and spaced apart from each other in the circumferential direction so that a size around the disk is obtained. A ring-throwing disc having a plurality of different hole portions is known (see, for example, Patent Document 3). Furthermore, there is also known a flight play equipment in which a plurality of fan-shaped blades rotating around an axis provided in the radial direction of the ring are provided inside a ring formed in an annular shape with an elastic wire (for example, Patent Documents). 4).
JP 2003-265664 A JP 2002-17926 A Japanese Patent Laid-Open No. 2002-95781 Registered Utility Model No. 3083654

  However, the flight ring is designed so that a healthy person can play outdoors and play games by increasing the flight distance and flight height due to the aerodynamic shape of the ring body made of a relatively hard synthetic resin material. It is intended to be used by children, elderly people, and people with physical disabilities, and it is difficult to manufacture because of its complicated shape. Further, the disc-shaped game machine has a convex portion protruding from the outer periphery of the disc main body having an appropriate thickness (width) in the direction along the axis of the disc main body and an arc surface along the same circumference in the circumferential direction. Since the outer peripheral surface is not formed, the floor surface or the ground cannot be rolled, the disk main body is disk-shaped and difficult to bend, and the range of use is limited. Further, the ring throwing disc is made of a relatively hard material, the outer periphery of the ring is a simple circumferential surface, the ring flight state cannot be enjoyed, and is limited to ring throwing. Is. Furthermore, although the above-mentioned flying play equipment can fly high due to the action of the wings, since there is a wing in the center, it can not be used such as receiving the flying play equipment with arms instead of fingers, and because it fly high, it is indoors In addition, it is unsuitable for use in the system, and the structure is complicated and cannot be easily manufactured.

The present invention has been made in view of the above circumstances, there is no restriction on the place of use, it can be easily used in various modes, children can play happily, elderly people and people with physical disabilities The purpose of the present invention is to provide a ring-shaped play equipment that can easily perform light exercise and functional recovery exercise with interest and is easy to manufacture.
Another object of the present invention is to provide a ring-shaped play equipment that can use materials without waste and can be easily handled and packaged.

The present invention is characterized by the following points in order to solve the above problems.
That is, the ring-shaped game machine according to claim 1 is made of a material having elasticity and flexibility, and the radius of the annular disk is formed on the outer periphery of the flat annular disk having a circular ring hole in the center. A plurality of protrusions protruding in the direction are provided at intervals in the circumferential direction of the annular disk, and the outer peripheral surface of the protrusion is formed in an arcuate surface along the same circumference facing the circumferential direction of the annular disk. It is provided with a large-diameter ring-shaped game machine, and the ring hole is made of a material having elasticity and flexibility, and a small-diameter ring-shaped game machine whose outer periphery is in contact with the ring hole is detachably fitted. It is a feature.

  The ring-shaped game machine according to claim 2 is the ring-shaped game machine according to claim 1, wherein a small hole smaller than the ring hole is formed in the annular disk along a circumferential direction of the annular disk outside the ring hole. It is characterized in that a plurality are provided at intervals.

  The ring-shaped game machine according to claim 3 is the ring-shaped game machine according to claim 1 or 2, wherein the ring-shaped game machine has a small diameter ring-shaped game machine, and the ring-shaped part is radially connected to the inner side of the ring-shaped game machine. A connecting portion is provided.

  The ring-shaped game machine according to claim 4 is the ring-shaped game machine according to any one of claims 1 to 3, wherein the annular disk has a thickness of 10 to 50 mm and an outer diameter of 180 to 500 mm. It is characterized by being.

The present invention has the following excellent effects.
That is, according to the ring-shaped game machine according to claim 1, by removing the ring-shaped game machine having a small diameter from the ring hole of the annular disk, two types of ring-shaped game machines having a large diameter and a small diameter are separately used. Or you can roll and play. When a large-diameter ring-shaped game machine is used, a plurality of protrusions formed on the outer periphery of the annular disk are formed on the outer circumferential surface of the circular arc shape along the same circumference at intervals in the circumferential direction. Therefore, when the ring-like game equipment is rotated while flying, the protrusions block the air, causing subtle changes in the flight of the annular disk, and the side surfaces of the protrusions are hidden and visible on the outer periphery. Changes can be made to make the user feel interesting.
In addition, since the ring hole is provided in the center of the annular disk, even when the ring-shaped play equipment cannot be received by fingers, it can be received by inserting an arm into the ring hole. Can be used as a hole to be thrown into a receiving rod of a ring throwing cradle, and a ring-shaped play equipment can be used as a ring for throwing a ring.

Furthermore, since both the large and small diameter ring-shaped game machines are made of a material having elasticity and flexibility, each ring-shaped game machine can be bent appropriately and easily, and the operation of moving fingers is performed. It can be used for function recovery, and can be given a change in the flight of each ring-shaped game machine by flying in a state of being folded in two, four, or the like. Each ring-shaped game machine is light and flat and does not have a member for increasing the lift, so the flight distance and height are limited. Can be used.
Therefore, there are no restrictions on where to use the large and small-diameter ring-shaped playground equipment, and it can be used easily in various ways, so that children can play happily, and elderly people and people with disabilities can perform light exercise and functional recovery. Exercise is fun, can be done without difficulty, and is easy to make.
In addition, since the small-diameter ring-shaped game machine can be formed in the inner region of the annular disk of the large-diameter ring-shaped game machine, the material is wasted in producing two types of large- and small-diameter ring-type game machines. It can be used without any problem, and it can be easily handled as a single product by mounting a small-diameter ring-like game machine inside a large-diameter ring-type game machine. Packaging is also easy and convenient for distribution.

  Further, according to the ring-shaped game machine according to claim 2, the annular disk can be easily bent due to the presence of the small hole, and the annular disk can be gripped by inserting a finger into the small hole. You can make changes. Furthermore, sound is generated when the small holes and the protrusions formed on the outer periphery cross the air by flying vigorously, so that the user can feel more interesting.

According to the ring-shaped game machine according to claim 3, the ring-shaped game machine having a small diameter can be played by holding the connecting part with a finger and changing the posture of the ring-shaped part in various ways.
Further, according to the ring-shaped game machine according to claim 4, the ring-shaped game machine having a small diameter having a required size can be surely formed in the region of the ring hole of the ring-shaped disk, and the thickness of the ring-shaped disk is determined. The outer diameter is appropriate and easy to handle, and when rolling and playing on the floor or the ground, the thickness of the annular disk works effectively to prevent the ring-shaped play equipment from falling and reach far away Can be made.

  Hereinafter, a ring-shaped game machine according to an embodiment of the present invention will be described with reference to FIGS. 1 and 2, reference numeral 1 denotes a ring-shaped play equipment according to an embodiment. The ring-shaped game machine 1 includes a large-diameter ring-shaped game machine A having an annular disk 2 having a large-diameter (diameter D) circular ring hole 2b penetrating the disk surfaces 2a and 2a at the center, and the annular And a small-diameter ring-shaped play equipment B fitted into the ring hole 2b of the disk 2. The large and small diameter ring-shaped game machines A and B are both made of a material having elasticity and flexibility such as synthetic rubber and sponge, and are formed in a flat plate shape having a predetermined thickness t.

  A gear tooth groove-shaped recess 2c having an arc surface 2e concentric with the center C of the ring hole 2b is formed on the outer peripheral portion of the annular disk 2 of the large-diameter ring-shaped game machine A. Thus, a plurality (eight in the illustrated example) of protruding portions 3 protruding in the radial direction of the annular disk 2 are provided at equal intervals in the circumferential direction of the annular disk 2. The outer peripheral surface 3a of each protrusion 3 is formed in an arcuate surface along one circumference S that is concentric with the center C of the ring hole 2b and faces in the circumferential direction of the annular disk 2. The spacing between the protrusions 3 in the circumferential direction of the annular disk 2 is preferably equal, but is not limited thereto and may be unequal.

  As shown in FIG. 1, the shape of the protrusion 3 in a plan view is trapezoidal (gear shape of a gear) due to a tooth groove-like recess 2c of the gear, and the arc length L of the outer peripheral surface 3a protrudes. It is approximately the same as the arc length L1 of the portion without the portion 3 (the length obtained by dividing the circumference of the circumference S by twice the number of the protruding portions 3) or slightly longer. Conversely, the arc length L of the outer peripheral surface 3a may be shorter than the arc length L1 of the portion without the projecting portion 3. The shape of the projecting portion 3 in plan view is not limited to the above, and as shown in FIG. 4A, a triangular recess 2c1 is provided on the outer periphery of the annular disk 2 to form a gear tooth shape, As shown in FIG. 4 (b), the toothed groove-like recess 2c of the gear is provided on the outer periphery of the annular disk 2, and both ends in the circumferential direction of the gear-like protrusion 3 of the gear are connected by a straight line. The surface 3a1 is formed in a trapezoidal shape that is not a circular arc surface, or a gear tooth groove-like recess 2c is provided on the outer periphery of the annular disk 2, as shown in FIG. The two tangents at both ends in the circumferential direction of the protruding portion 3 are connected at their intersections to form a deformed trapezoidal shape in which the outer peripheral surface 3a2 is not a circular arc surface but a flat chevron surface. As shown in (b), an arcuate recess 2c2 is provided on the outer periphery of the annular disk 2. By, it is the outer peripheral surface 3a is formed in a Fuji shape having a circular arc surface.

  In FIG. 5B, five Mt. Fuji-like protrusions 3 are provided in the circumferential direction of the annular disk 2, and the circumference L thereof is the circumference L1 between the protrusions 3 and 3. Although it is set to be approximately half, in order to make the ring-shaped game machine A stable and easy to roll, it is preferable to set the ring-like game machine A to be approximately equal to the circumferential length L1 between the protrusions 3 and 3. When viewed from the entirety of the annular disk 2, the outer peripheral surfaces 3 a 1 and 3 a 2, which are flat surfaces and chevron surfaces of the projecting portion 3 of the large-diameter ring-shaped game machine A, have the same circumference S facing the circumferential direction of the annular disk 2. It can be considered that it is formed in an arcuate surface having a constant circumferential length (constant length) L along the outer peripheral surface 3a1 as a flat surface or a chevron surface (arc-shaped surface) in the projection 3 in the present invention. , 3a2 are included in the arc surface.

Further, the annular disk 2 has a plurality of diameters d smaller than the ring holes 2b (eight in the example of FIGS. 1, 4, and 5a, and five in the example of FIG. 5b). The circular small holes 4 are arranged at regular intervals along the circumferential direction of the annular disk 2 outside the ring hole 2b (according to the position of the projecting portion 3), and penetrate the disk surfaces 2a and 2a. Is provided.
The small-diameter ring-shaped game machine B has a ring-like shape inside the ring-shaped part 5 fitted in a ring hole 2b of the annular disk 2 of the large-diameter ring-shaped game machine A with a circular outer peripheral part in contact therewith. A connecting portion 6 that connects the portions 5 in the radial direction is provided. The connecting portion 6 has a plurality of (three in the illustrated example) connecting pieces 6 a extending linearly in the radial direction from the center C toward the ring-shaped portion 5 and spaced in the circumferential direction of the ring-shaped portion 5. It is formed with a gap. In other words, by arranging a plurality of (three in the illustrated example) fan-shaped holes 6b penetrating the disc-shaped ring-shaped part 5 around the center C at equal intervals, the connection A piece 6a is formed.

The ring-shaped disc 2 of the large-diameter ring-shaped game machine A is prepared in various sizes so that an appropriate size can be selected by a user who uses the ring-shaped game machine A. In that case, the thickness t is set to a range of 10 to 50 mm, and the outer diameter D1 is set to a range of 180 to 500 mm. Further, the diameter D of the ring hole 2b is set to 100 to 300 mm, the diameter d of the small hole 4 is set to 15 to 60 mm, the width H of the ring part 2d is set to 15 to 100 mm, and the height h of the protruding part 3 is set to 10 to 80 mm. The And the outer diameter of the ring-shaped part 5 of the said small diameter ring-shaped game equipment B is set equal to the diameter D of the said ring hole 2b.
Note that chamfering is performed on both edge portions along the outer peripheral surface 3a of the protruding portion 3 of the annular disk 2. Moreover, you may give large chamfering to the corner | angular parts 3c and 3c where the outer peripheral surface 3a and the side surface 3b of the protrusion part 3 cross | intersect.

When manufacturing the large-diameter ring-shaped game machine A, a cylindrical punching tool provided with a circular cutting tool on the outer periphery of the tip is formed on a flat plate made of a material such as sponge forming the annular disk 2 by a press machine or the like. The ring hole 2b is formed by pressing and punching out a circular plate. At this time, since the circular plate becomes a material constituting the ring-shaped portion 5 of the small-diameter ring-shaped game machine B, the fan-shaped hole 6b is similarly formed inside the circular plate using a punching tool by a press machine. When formed by punching, the small-diameter ring-shaped play equipment B is configured. Since the circular plate does not generate material cutting scraps by punching, when the ring-shaped portion 5 is inserted into the ring hole 2b after punching, the ring-shaped portion 5 is firmly attached to the ring hole 2b due to the elasticity of the material. Is held.
Therefore, the ring-shaped game machine 1 is configured by combining the large-diameter ring-shaped game machine A and the small-diameter ring-shaped game machine B by inserting the ring part 5 into the ring hole 2b of the annular disk 2, The ring-shaped play equipment 1 can be handled and transported as one disc-shaped product.

  When using the ring-shaped game machine 1 according to one embodiment of the above configuration, as shown in FIG. 3, the small-diameter ring-type game machine B is pushed out from the ring hole 2b of the large-diameter ring-type game machine A. After the separation, for example, when using the large-diameter ring-shaped play equipment A, two users face each other while standing at a suitable distance, and one user plays the ring-shaped play equipment A. The ring part 2d and the protruding part 3 are gripped by fingers and thrown toward the other user. The opponent user grabs the ring part 2d and the projecting part 3 of the flying ring-shaped game equipment A with his / her fingers or inserts his / her arm into the ring hole 2b.

The large-diameter ring-shaped play equipment A can be thrown in various directions such as up and down, left and right, and diagonally by extending the hand with or without snapping from the top and bottom, left and right of the body. And can be thrown while rotating about the axis of the annular disk 2 or about the diametrical axis of the annular disk 2.
Moreover, although a hang is required, it can also be made to fly without pushing the ring-shaped game equipment A from the near side.
Further, the ring-shaped play equipment A can be thrown in two or four. In this way, when the ring-shaped play equipment A opens in the middle of flying by releasing the thrower's hand, the flight state changes and the arrival position on the opponent side is different. In addition, it is possible to play with the ring-shaped play equipment A that is thrown and dropped.

In addition, it is possible to play such that the user is alone and throws the upper part with one hand from the left and right sides of the body and receives the falling ring-shaped play equipment 1 with the other hand. Further, the ring-shaped game machine 1 is not only thrown, but also has a ring hole 2b in the center of the annular disc 2, so that it can be used as a ring for ring throwing, and the annular disc 2d protrudes. Since the outer peripheral surface 3a of the part 3 is an arc surface along the same circumference, it can also be played by rolling on the floor or the ground. At this time, while the ring-shaped game machine A is rotating, the side surface 3b of the projecting portion 3 appears and hides on the outer periphery of the annular disk 2 and looks beautiful. At the same time, the protrusion 3 crosses the air to cause a slight change in the flight of the annular disk 2.
When a small-diameter ring-shaped game machine B is used, since there is no large hole in the center of the ring-shaped game machine B, the ring-type game machine B is inserted into the arm and received, or a ring for ringing However, except for this point, it can be played in substantially the same manner as the large-diameter ring-shaped play equipment A.

The user bends the large and small diameter ring-shaped game machines A and B, throws them in the air, rolls them on the floor or ground, and receives various postures. To move the body, hands and arms to move, and to move the body position following the change in the position and state in order to receive the ring-shaped play equipment 1 that is flying or rolling. If you try to move or move your posture, arm, or hand, you will be able to exercise your body naturally, especially for people with physical disabilities, which will promote functional recovery. .
And since the said ring-shaped game machine 1 (large and small diameter ring-shaped game machines A and B) is manufactured with the flexible material, it can be used in peace also by a child, an elderly person, and a handicapped person. .

  As described above, the ring-shaped game machine 1 according to the above-described embodiment is manufactured from a material having elasticity and flexibility, and the outer periphery of the plate-shaped annular disk 2 provided with the circular ring hole 2b in the center. A plurality of projecting portions 3 projecting in the radial direction of the annular disk 2 are provided at intervals in the circumferential direction of the annular disk 2, and the outer peripheral surface of the projecting portion 3 faces the circumferential direction of the annular disk 2. A ring-shaped play equipment A having a large diameter formed on an arcuate surface along the same circumference is provided. The ring hole 2b is made of a material having elasticity and flexibility, and the outer periphery is ring-shaped in the ring hole 2b. A small-diameter ring-shaped game machine B that is in contact via the portion 5 is detachably fitted and configured.

Therefore, according to the ring-shaped game machine 1 according to the above embodiment, by removing the small-diameter ring game machine B from the ring hole 2b of the annular disk 2, two types of large and small-diameter ring game machines A, You can use B individually to fly or roll to play. In the case of using a large-diameter ring-shaped game machine A, when the ring-shaped game machine A is blown while being rotated, the projecting portion 3 provided on the outer periphery of the annular disk 2 blocks air so that the annular disk 2 can cause a subtle change in the flight of No. 2, and the side surface 3b of the protruding portion 3 can be seen and hidden to cause a visual change in the outer peripheral portion of the annular disk 2 to make the user feel interesting.
Further, even when the ring-shaped play equipment A cannot be picked up and received by a finger, it can be received by inserting an arm into the ring hole 2b of the annular disc 2, and the ring hole 2b can be received by a ring throwing cradle. The ring-shaped play equipment A can be used as a ring for throwing a ring.

Furthermore, since the large and small diameter ring-shaped game machines A and B are both made of a material having elasticity and flexibility, the ring-shaped game machine 1 can be bent appropriately and easily, and fingers It can be used for the recovery of the function of the moving operation, and the flight of the ring-shaped game machines A and B can be changed by flying in a state of being folded into two, four, or the like. Since the ring-shaped game machines A and B are both light and flat, and are not provided with a member for increasing the lift, the distance and height of the flight are limited. It can be used even in small places.
Therefore, the ring-shaped game machines A and B can be easily used in various modes without restrictions on the place of use, and children can play happily, and elderly people and people with disabilities can perform light exercise and functional recovery exercises. It is fun, can be done without difficulty, and is easy to make.
In addition, since the small-diameter ring-shaped game machine B can be formed in the region inside the annular disk 2 of the large-diameter ring-shaped game machine A, two kinds of large- and small-diameter ring-type game machines A and B are manufactured. The material can be used without waste to do this, and by inserting the ring portion 5 of the small-diameter ring-shaped game machine B into the ring hole of the annular disk 2 of the large-diameter ring-shaped game machine A, Since the two types of ring-shaped game machines A and B are compactly collected as one ring-type game machine product, the handling is easy, the packaging can be performed easily, and the distribution is convenient.

Further, according to the ring-shaped game machine 1 according to the embodiment, the small holes 4 smaller than the ring hole 2b are spaced apart from the ring disk 2 along the circumferential direction of the ring disk 2 on the outside of the ring hole 2b. Since the plurality of holes 4 are provided, the annular disk 2 can be easily bent due to the presence of the small holes 4, and the annular disk 2 can be gripped by inserting a finger into the small holes 4. It is possible to give a change to the manner in which the shaped play equipment A is skipped. Furthermore, sound is generated when the small holes 4 and the projecting portions 3 formed on the outer periphery cross the air by flying vigorously, making it possible to make the user feel more interesting.
In addition, since the small-diameter ring-shaped game machine B is configured to have a connecting portion 6 that connects the ring-shaped part 5 in the radial direction inside the ring-shaped part 5, the small-diameter ring-shaped game machine B can be played by holding the connecting portion 6 with a finger and changing the posture of the ring-shaped portion 5 in various ways.

Furthermore, according to the ring-shaped game machine 1 according to the embodiment, the annular disk 2 is configured to have a thickness t set to 10 to 50 mm and an outer diameter D1 to 180 to 500 mm. Thickness t and outer diameter of the disc 2 are appropriate and easy to handle, and when the floor surface or the ground is rolled and played, the thickness t of the annular disc effectively acts to form a large-diameter ring shape. It is possible to prevent the play equipment A from falling and reach far away.
If the thickness t of the annular disk 2 is smaller than the lower limit value of the thickness, the ring-shaped play equipment A is likely to fall sideways and cannot reach the position of the opponent user, and the upper limit value. If it is larger, it will be difficult to bend, and it will be too burdensome for the handicapped. Further, when the outer diameter D1 of the annular disk 2 is smaller than the lower limit value, the ring hole 2b becomes small, and a small-diameter ring-shaped play equipment B formed corresponding to the ring hole 2b has a predetermined size. Even if the child cannot be obtained and the person has a disability, the burden on the athletic ability becomes too light to encourage functional recovery and the interest is reduced. It becomes difficult to handle people with disabilities.

In addition, in the ring-shaped game machine 1 according to the above-described embodiment, an example in which eight and five protrusions 3 are provided on the outer peripheral part of the annular disk 2 of the large-diameter ring-type game machine A is shown. The number of the protrusions 3 is not limited to the above number, and may be another number. However, if the number of the projecting portions 3 is too large, the projecting portions 3 are close to a continuous state, and the visual change of the outer peripheral portion of the large-diameter ring-shaped game machine A that flies while rotating is reduced. If the interest is reduced and the amount is too small, when the large-diameter ring-shaped play equipment A is rolled, it does not roll smoothly but falls immediately.
In addition, the small hole 4 provided outside the ring hole 2b of the annular disk 2 is formed as a circular through hole. The small hole is not a through hole, and has a bottomed recess on one of the disk surfaces 2a and 2a. If the annular disk 2 has a large thickness t, it may be formed as a bottomed recess on both the disk surfaces 2a and 2a. The shape of the small hole is not limited to a circle, and may be a polygonal shape or an elliptical shape. In this case, the diameter d of the small hole 4 is the diameter of a circle circumscribing the small hole 4. The small hole 4 formed of the concave portion of the large-diameter ring-shaped game machine A can be handled and played in substantially the same manner as the small hole 4 formed of the through hole.

In addition, the case where the large and small diameter ring-shaped game machines A and B are used on the floor or the ground has been described. However, the annular disk 2 and the ring-shaped part 5 are made of a material that floats on water or a material in which closed cells are present. In the case of production, it can be used not only on the floor or the ground but also in a pool or the sea.
Furthermore, in the ring-shaped game machine 1 according to the above-described embodiment, the outer shape of the ring-shaped part 5 of the small-diameter ring-shaped game machine B is formed in a circle that matches the ring hole 2b of the large-diameter ring-shaped game machine A. However, not limited to this, as shown by the chain line in FIG. 1 and FIG. 3 (b), a plurality of protrusions 5a and recesses 5b are alternately provided on the outer periphery of the ring-shaped part 5 at intervals in the circumferential direction. The outer peripheral surface of the projecting portion 5a is in contact with the ring hole 2b, or the connecting portion 6 of the ring-shaped portion 5 is provided with three fan-shaped holes 6b on the inner side of the ring-shaped portion 5 to provide three straight lines. However, instead of this, a plurality of circular holes 6c, or triangles or other holes are provided around the center C of the ring-shaped portion 5, and the radial direction from the center C is provided. A plurality of appropriately-shaped connecting pieces 6a may be formed.

It is a top view which shows the ring-shaped game machine which concerns on one embodiment of this invention. It is a cross-sectional view similarly. It is the top view which separated and showed the large diameter ring-shaped game machine and the small diameter ring-shaped game machine. It is a top view which similarly shows an example of the shape of the protrusion part of a large diameter ring-shaped game machine. It is a top view which similarly shows the other example of the shape of the protrusion part of a large-diameter ring-shaped game machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ring-shaped game equipment 2 Annular disk 2a Disk surface 2b Ring hole 2c, 2c1, 2c2 Recessed part 2d Ring part 3 Projection part 3a, 3a1, 3a2 Outer peripheral surface 3b Side face 4 Small hole 5 Ring-shaped part 6 Connection part 6a Connection piece 6b Fan shape Hole A Large diameter ring-shaped play equipment B Small diameter ring-shaped play equipment C Center D, d Diameter D1 Outer diameter
t thickness

Claims (4)

  Protrusions that are made of a material having elasticity and flexibility and that have a circular ring hole in the center and that protrude in the radial direction of the annular disk are provided in the circumferential direction of the annular disk. A plurality of ring-shaped play equipment having a large diameter formed on an arcuate surface along the same circumference in which the outer peripheral surface of the projecting portion faces the circumferential direction of the annular disk. Further, a ring-shaped game machine characterized in that it is made of a material having elasticity and flexibility, and a small-diameter ring-shaped game machine whose outer periphery is in contact with the ring hole is detachably fitted.   2. The ring according to claim 1, wherein a plurality of small holes smaller than the ring holes are provided in the annular disk at intervals along the circumferential direction of the annular disk outside the ring holes. Playground equipment.   The ring-shaped game machine according to claim 1 or 2, wherein the small-diameter ring-shaped game machine is provided with a connecting portion that connects the ring-shaped part in a radial direction inside the ring-shaped part. The ring-shaped game machine according to any one of claims 1 to 3, wherein the annular disk has a thickness of 10 to 50 mm and an outer diameter of 180 to 500 mm.

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