JPH09155072A - Toy for child - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a toy for child with which geometrical learning can be experienced with no consciousness while guiding a child so as to prepare a constant shape based on fixed rules and keeping the interest of child. SOLUTION: This toy for child is provided with tetrahedron 1, trigonal pyramids 3, 4 and 5 and pentahedrons 6, 7, 8, 9, 10 and 11 and various shapes can be prepared by combining the tetrahedron 1, trigonal pyramids 2-5 and pentahedrons 6-11 while abutting the respective faces of the tetrahedron 1, trigonal pyramids 2-5 and pentahedrons 6-11. The tetrahedron 1, trigonal pyramids 2-5 and pentahedrons 6-11 are provided with the faces to become the objects to be combined with one face of other polyhedron and the faces not to become the objects to be combined. The faces to become the objects to be combined of the tetrahedron 1, trigonal pyramids 2-5 and pentahedrons 6-11 are mutually related so as to be magnetically adsorbed but the faces not to become the objects to be combined are mutually related so as not to be magnetically adsorbed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a toy for a baby, which is provided with a plurality of polyhedrons, and the surfaces of the respective polyhedrons are brought into contact with each other so that a plurality of polyhedrons can be combined to form various shapes.

[0002]

2. Description of the Related Art Conventionally, as a toy that plays an integral role in early childhood education, a building block has been provided with a plurality of wood pieces having various shapes, and by stacking (combining) these wood pieces, various shapes of objects can be formed. Various proposals have been made.

[0003]

Since the building blocks can be made into a certain shape by freely combining pieces of wood based on the free idea of the infant, it has the advantage of helping the development of the infant's imagination. is there. However, when an infant plays with blocks, the combined state of the pieces of wood is left to the free will of the infant's imagination, and thus the infant cannot be guided to form a certain shape according to a certain law. For this reason, it is the actual situation that building blocks cannot make children learn geometrical learning unintentionally while making children interested. The present invention has been made in view of the above circumstances, and guides an infant so that a certain shape can be formed in accordance with a certain law, while intriguing the infant, unconsciously performing geometric learning. An object of the present invention is to provide a toy for infants that can be learned.

[0004]

According to a first aspect of the present invention, a plurality of polyhedrons are provided, and the faces of the respective polyhedrons are brought into contact with each other so that a plurality of polyhedrons can be combined to form various shapes. In infant toys, each polyhedron is provided with a surface to be combined with one surface of another polyhedron and a surface not to be combined, and the surfaces to be combined with each polyhedron are attached to each other. The surfaces that are not magnetically attracted when they are matched with each other have a relationship that they are not magnetically attracted when the surfaces are matched with each other.

According to a second aspect of the present invention, in the toy for infants according to the first aspect, a surface to be combined with one surface of the one polyhedron of another polyhedron combined with one polyhedron The surfaces not to be combined have the same shape.

[0006] The invention described in claim 3 is the invention according to claim 1 or 2.
In the toy for infants described above, the magnetic poles of the faces to be combined with one polyhedron and the other polyhedrons have different polarities, and the magnetic poles of the faces not to be combined have the same polarities.

The invention described in claim 4 is the invention according to claims 1 to 3.
The toy for infants described in any one of the above 1 to 3 includes polyhedrons having different shapes, and the magnetic poles of the surfaces to be combined with each other have different polarities.

The invention according to claim 5 is the invention according to claims 1 to 4.
Any one of the above-mentioned toys for children includes polyhedrons having the same shape, and the magnetic poles of the surfaces to be combined with each other have different polarities.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the accompanying drawings. 1 to 11 exemplify a toy for a baby according to an embodiment of the present invention, and FIG. 1 is a perspective view showing a state in which a regular pentagonal dodecahedron is formed by the toy for a baby according to the present embodiment, FIG. 1 is an exploded perspective view of FIG. 1, FIG. 3 is a developed view of a tetrahedron, FIG. 4 is a developed view of a triangular pyramid, FIG. 5 is a developed view of a pentahedron, and FIGS. 6 and 7 show a procedure for making a regular pentagon dodecahedron. FIG. 8 is a perspective view showing a state in which two triangular pyramids are combined to form a tetrahedron, and FIG. 9 is a perspective view showing a state in which four triangular pyramids are combined to form a pentahedron, FIG. FIG. 11 is a perspective view showing a state in which two pentahedrons are combined to form an octahedron.

The infant toy of this embodiment is shown in FIGS.
As shown in, one tetrahedron 1 and four triangular pyramids 2,3,4,
5 and 6 pentahedrons 6,7,8,9,10,11, tetrahedron 1
, The triangular pyramids 2 to 5 and the pentahedrons 6 to 11 are brought into contact with each other, and the tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedrons 6 to 11 are combined to form various shapes.

A magnet (not shown) is built in each of the tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedrons 6 to 11. Note that tetrahedron 1, triangular pyramids 2 to 5 and pentahedron 6
Nos. 11 to 11 are made of a material such as a tin plate having a relatively high rate of passage of magnetic lines of force (permeability).

As shown in FIG. 3, the tetrahedron 1 has a bottom surface 1a formed in an equilateral triangle and a regular triangle which is foldably connected from each side of the bottom surface 1a and has a congruent relationship with the bottom surface 1a. It is provided with three side surfaces 1b, 1c, 1d formed in. The bottom surface 1a and the first side surface 1b of the tetrahedron 1 have an N pole, and the second side surface 1c and the third side surface 1d have an S pole. Note that when the tetrahedron 1 is assembled, the adjacent side faces 1b to
The edges of 1d are joined together by the required joining means.

As shown in FIG. 4, the triangular pyramids 2 to 5 are bottom faces 2a, 3a, 4a and 5a formed in equilateral triangles having a congruent relationship with the respective faces 1a to 1d of the tetrahedron 1 and the bottom faces 2a. , 3a, 4a, 5a, each of which is provided with three side surfaces 2b, 2c, 2d, 3b, 3c, 3d, 4b, 4c, 4d which are connected in a freely bendable manner and are formed into a right-angled isosceles triangle. ing.

The bottom surface 2a and the first side surface 2b of the first triangular pyramid 2 have an N pole, as shown in FIG. 4 (a),
The second side surface 2c and the third side surface 2d have an S pole. Second
As shown in FIG. 4B, the bottom surface 3a and the second side surface 3c of the triangular pyramid 3 have an N pole, and the first side surface 3b and the third side surface 3d.
Has an S pole. The bottom surface 4a of the third triangular pyramid 4 and the first
As shown in FIG. 4C, the side surface 4b has an S pole, and the second side surface 4c and the third side surface 4d have an N pole.
As shown in FIG. 4D, the bottom surface 5a and the second side surface 5c of the fourth triangular pyramid 5 have an S pole, and the first side surface 5b and the third side surface 5d have an N pole. The edges of the side surfaces 2b to 2d, 3b to 3d, and 4b to 4d which are adjacent to each other when the triangular pyramids 2 to 5 are assembled are joined by a required joining means.

The pentahedrons 6 to 11 have a roof shape and are shown in FIG.
As shown in Fig. 6, when the tetrahedron 1 and the triangular pyramids 2 to 5 are combined to form the cube 12 (see Fig. 6), the triangular pyramids 2 to 5 are divided into two.
Side faces 2b to 2d, 3b to 3d, and 4b to 4d, which are combined with each other, form a square bottom face 6a, 7a in a congruent relationship with a square face 12a, 12b, 12c, 12d, 12e, 12f. , 8a, 9a, 10a,
11a and front and rear surfaces 6b, 6c, 7b, 6b, 6a, 7a, 7a, 8a, 9a, 10a, 11a, which are continuously bent from the front and rear sides and formed into an isosceles triangle with an apex angle of 108 degrees. 7c, 8b, 8c, 9
b, 9c, 10b, 10c, 11b, 11c and bottom 6a, 7a, 8a, 9a, 10a, 1
When the pentahedrons 6 to 11 are assembled, they can be bent from the left and right sides of 1a, respectively, and the front and rear surfaces 6b, 6c, 7b, 7c, 8b, 8
c, 9b, 9c, 10b, 10c, 11b, 11c left and right side faces 6 formed in a trapezoid with an internal angle of 108 degrees that touches the two sides that sandwich the apex angle
d, 6e, 7d, 7e, 8d, 8e, 9d, 9e, 10d, 10e, 11d, 11e
And

The bottom surface 6a, the front surface 6b and the right side surface 6e of the first pentahedron 6 have N poles as shown in FIG. 5 (a), and the rear surface 6c and the left side surface 6e have S poles. It is tinged. Second
The bottom surface 7a, the rear surface 7c and the right side surface 7e of the pentahedron 7 are shown in FIG. 5 (b).
As shown in, it has an N pole, and has a front surface 7b and a left side surface 7d.
Has an S pole. The bottom surface 8a and the left side surface 8d of the third pentahedron 8 have an N pole as shown in FIG. 5 (c),
The front surface 8b, the rear surface 8c, and the right side surface 8e have an S pole. The bottom surface 9a, the front surface 9b and the left side surface 9d of the fourth pentahedron 9 are shown in FIG.
As shown in (d), it has a south pole, and the rear surface 9c and the right side surface 9e have a north pole. The bottom surface 10a of the fifth pentahedron 10
, The rear surface 10c and the left side surface 10d have a south pole as shown in FIG. 5 (e), and the front surface 10b and the right side surface 10e are N
It has a pole. Bottom surface 11a and right side surface 11 of the sixth pentahedron 11
As shown in FIG. 5 (f), e has an S pole, and the front surface 11b, the rear surface 11c, and the left side surface 11d have an N pole.

The front and rear surfaces 6b, 6c, 7b, 7c, 8b, 8c, 9b, 9c, 10b, 10 which are adjacent to each other when the pentahedrons 6 to 11 are assembled.
c, 11b, 11c and left and right side surfaces 6d, 6e, 7d, 7e, 8d, 8e, 9
The edges of d, 9e, 10d, 10e and 11d, 11e are joined together by the required joining means. Here, a procedure for forming a regular pentagonal dodecahedron will be described with reference to FIGS. 6 and 7.

First, as shown in FIG. 6A, the first side face 2b of the first triangular pyramid 2 is placed on the first side face 1b side of the tetrahedron 1 and the second side face 2c is placed on the bottom face 1a side of the tetrahedron 1. , The bottom surface 2a of the first triangular pyramid 2 is butted against the second side surface 1c of the tetrahedron 1 with the third side surface 2d facing the third side surface 1d side of the tetrahedron 1.

At this time, since the second side surface 1c of the tetrahedron 1 has an S pole, while the bottom surface 2a of the first triangular pyramid 2 has an N pole, the bottom surface 2a of the first triangular pyramid 2 is Second of tetrahedron 1
Suctioned to the side surface 1c. As a result, as shown in FIG. 6B, the second side surface 1c of the tetrahedron 1 and the bottom surface 2a of the first triangular pyramid 2 are attracted to each other by a magnetic force.

Next, as shown in FIG. 6A, the first side surface 3b of the second triangular pyramid 3 is on the second side surface 1c side of the tetrahedron 1 and the second side surface 3c is on the bottom surface 1a side of the tetrahedron 1. Then, with the third side surface 3d facing the second side surface 1b side of the tetrahedron 1, the bottom surface 3a of the second triangular pyramid 3 is butted against the third side surface 1d of the tetrahedron 1.

At this time, since the third side surface 1d of the tetrahedron 1 has an S pole, while the bottom surface 3a of the second triangular pyramid 3 has an N pole, the bottom surface 3a of the second triangular pyramid 3 has a tetrahedral shape. Third side of body 1
It is sucked into 1d. As a result, as shown in FIG.
The third side surface 1d of the tetrahedron 1 and the bottom surface 3a of the second triangular pyramid 3 are attracted to each other by magnetic force. In addition, the third side surface 2d and the second side surface of the first triangular pyramid 2 forming the first surface 12a of the cube 12
Since the first side surface 3b of the triangular pyramid 3 has a south pole, it is a cube.
The first surface 12a of 12 will show the south pole as a whole.

Subsequently, as shown in FIG. 6 (a), the first side surface 4b of the third triangular pyramid 4 is placed on the side of the third side surface 1d of the tetrahedron 1 and the second side surface 4b.
The side surface 4c is on the bottom surface 1a side of the tetrahedron 1, and the third side surface 4d is on the tetrahedron 1
The third triangular pyramid 4 while facing the second side 1c side of the
The bottom surface 4a of the above is attached to the first side surface 1b of the tetrahedron 1.

At this time, since the first side surface 1b of the tetrahedron 1 has the N pole, while the bottom surface 4a of the third triangular pyramid 4 has the S pole, the bottom surface 4a of the third triangular pyramid 4 has four sides. First side of body 1
Sucked to 1b. As a result, as shown in FIG.
The first side surface 1b of the tetrahedron 1 and the bottom surface 4a of the third triangular pyramid 4 are attracted to each other by magnetic force.

Further, the first side surface 2b of the first triangular pyramid 2 and the third side surface 4d of the third triangular pyramid 4 forming the second surface 12b of the cube 12.
Is the N-pole and is the second triangular pyramid forming the third surface 12c of the cube 12.
Since the third side surface 3d of 3 and the first side surface 4b of the third triangular pyramid 4 each have an S pole, the second surface 12b of the cube 12 is an N pole as a whole, and the third surface 12c of the cube 12 is an entire surface. As S poles respectively.

Thereafter, as shown in FIG. 6A, the first side surface 5b of the fourth triangular pyramid 5 is placed on the side of the third side surface 1d of the tetrahedron 1 and the second side surface 5b.
With the side surface 5c facing the second side surface 1c side of the tetrahedron 1 and the third side surface 5d facing the first side surface 1b side of the tetrahedron 1, the bottom surface 5a of the fourth triangular pyramid 5 is placed on the bottom surface 1a of the tetrahedron 1. Dating with.

At this time, since the bottom surface 1a of the tetrahedron 1 has the N pole, while the bottom surface 5a of the fourth triangular pyramid 5 has the S pole, the bottom surface 5a of the fourth triangular pyramid 5 has the tetrahedron 1 Is attracted to the bottom surface 1a of the. As a result, as shown in FIG.
The bottom surface 1a and the bottom surface 5a of the fourth triangular pyramid 5 are attracted to each other by magnetic force.

The second side surface 2c of the first triangular pyramid 2 and the second side surface 5c of the fourth triangular pyramid 5 forming the fourth surface 12d of the cube 12 are also described.
Is the second triangular pyramid that forms the S pole and forms the fifth face 12e of the cube 12.
The second side surface 3c of 3 and the first side surface 5b of the fourth triangular pyramid 5 have north poles, and the second side surface 4c of the third triangular pyramid 4 and the fourth side surface of the fourth triangular pyramid 5 form the sixth surface 12f of the cube 12. Since the three side surfaces 5d have the north poles respectively, the fourth surface 12d of the cube 12 shows the south pole as a whole, and the fifth surface 12e and the sixth surface 12f show the north pole as a whole.

That is, as shown in FIG. 6A, a tetrahedron
Bottom surface 2a, 3a of triangular pyramids 2-5 having magnetic poles different from the respective surfaces 1a-1d of this tetrahedron 1 for each surface 1a-1d of 1
Tetrahedron 1 and triangular pyramid 2 ~
As shown in FIG. 6 (b), the first surface 12a, the third surface 12c and the fourth surface 12d as a whole form the S pole, and the second surface 12b, the fifth surface 12e and the sixth surface by combining 12f makes the cube 12 which shows the north pole as a whole.

When the process of forming the cube 12 is completed, first, as shown in FIG. 7A, the first surface 12a of the cube 12 is
The bottom surface of the first pentahedron 6 with respect to the third surface 12c and the fourth surface 12d
6a, the bottom surface 7a of the second pentahedron 7, and the bottom surface 8a of the third pentahedron 8.
Match each one. At this time, the first surface of the cube 12
12a, the third surface 12c and the fourth surface 12d show the south pole as a whole, while the bottom surface 6a of the first pentahedron 6, the bottom surface 7a of the second pentahedron 7 and the bottom surface 8a of the third pentahedron 8 are Since it has the N pole, the bottom surface 6a of the first pentahedron 6 and the bottom surface 7a of the second pentahedron 7,
The bottom surface 8a of the third pentahedron 8 is attracted to the first surface 12a, the third surface 12c, and the fourth surface 12d of the cube 12, respectively. As a result, as shown in FIG. 7B, the first surface 12 of the cube 12 is
a and the bottom surfaces 6a of the first pentahedrons 6, the third surface 12 of the cube 12
c and the bottom surfaces 7a of the second pentahedrons 7, and the fourth surface 12d of the cube 12 and the bottom surfaces 8a of the third pentahedron 8 are, respectively,
It will be attracted by the magnetic force.

Next, as shown in FIG. 7A, the cube 12
The second surface 12b, the fifth surface 12e, and the sixth surface 12f of the
The bottom surface 9a of the pentahedron 9, the bottom surface 10a of the fifth pentahedron 10, and the sixth
Attach the bottom faces 11a of the pentahedrons 11 to each other. At this time, the second surface 12b, the fifth surface 12e, and the sixth surface 12f of the cube 12
Indicates the N-pole as a whole, while the bottom surface 9a of the fourth pentahedron 9, the bottom surface 10a of the fifth pentahedron 10 and the bottom surface 11a of the sixth pentahedron 11 are S-pole-shaped, so 9 bottom 9a,
The bottom surface 10a of the fifth pentahedron 10 and the bottom surface 11a of the sixth pentahedron 11.
Are attracted to the second surface 12b, the fifth surface 12e and the sixth surface 12f of the cube 12, respectively. As a result, as shown in FIG. 7B, the second surface 12a of the cube 12 and the bottom surface of the fifth pentahedron 9
9a to each other, the fifth face 12e of the cube 12 and the bottom face of the fifth pentahedron 10
10a each other, and the sixth face 12f and the sixth pentahedron of the cube 12
The bottom surfaces 11a of the 11 are attracted to each other by a magnetic force.

That is, as shown in FIG. 7A, a cube
For each face 12a to 12f of 12 each face 12a of this cube 12
〜12f and pentahedrons with different magnetic poles 6〜11, bottoms 6a, 7a, 8a, 9a, 10a, 11a are selectively attached to a cube.
By combining 12 and pentahedra 6 to 11,
As shown in (b), a regular pentagonal dodecahedron is formed.

As described above, when an infant makes a regular pentagonal dodecahedron and plays, the infant first needs to be a tetrahedron 1 and a triangular pyramid.
The first surface 12a of the cube 12 made by combining 2 to 5 and the third
The surface 12c and the fourth surface 12d collectively serve as the S pole, and the second surface 12b
, The fifth surface 12e and the sixth surface 12f show N poles as a whole, the triangular pyramid 2 having a congruent relationship with the respective surfaces 1a to 1d of the tetrahedron 1
The bottom surfaces 2a, 3a, 4a, 5a of ~ 5 are selected, and then the selected bottom surfaces 2a, 3a, 4a, 5a of the triangular pyramid 2 ~ 5 and each surface of the tetrahedron 1 are selected.
In order to magnetically attract 1a to 1d to each other, the contact state between the faces 1a to 1d of the tetrahedron 1 and the bottoms 2a, 3a, 4a and 5a of the triangular pyramids 2 to 5 is found, and the tetrahedron 1 and Triangular pyramid 2 ~
Must be combined with 5.

Next, the infant has each side 12 of the created cube 12.
bottoms 6a, 7a, 8a, of pentahedra 6-11 that are in congruence with a 〜 12f
9a, 10a, 11a are selected, and then the selected pentahedron 6
~ 11 bottom surface 6a, 7a, 8a, 9a, 10a, 11a and each surface 12a of the cube 12
~ 12f and the cube 12 to attract each other magnetically.
12a to 12f and the bottom surfaces 6a, 7a, 8a, 9a of the pentahedrons 6 to 11
Find the mating state of 10a, 11a and cube
12 and pentahedra 6-11 must be combined.

The tetrahedron shown in FIG. 8 can also be produced by selectively combining two triangular pyramids 2 to 5 among the four triangular pyramids 2 to 5. Specifically, for example, for the first side surface 2b of the first triangular pyramid 2 having the N pole, the first side surface 3b and the second triangular pyramid 3 of the second triangular pyramid 3 having the S pole are provided.
The third side surface 3d of the third triangular pyramid 4, the second side surface 4c of the third triangular pyramid 4, and the second side surface 5b of the fourth triangular pyramid 5 are selectively attached to each other, so that the first side surface 2b of the first triangular pyramid 2 and the 1 of 2 3 pyramids
Side surfaces 3b, first side surface 2b of first triangular pyramid 2 and second triangular pyramid
The third side surfaces 3d of the third triangular pyramid 2, the first side surface 3b of the first triangular pyramid 2 and the second side surface 4c of the third triangular pyramid 4, and the first side surface 2b of the first triangular pyramid 2 and the fourth side surface of the fourth triangular pyramid 5. The two side faces 5c can be attracted to each other by magnetic force to form the tetrahedron shown in FIG.

As described above, when the infant makes a tetrahedron and plays, he / she has side surfaces 3b to 3d of the second triangular pyramid 3 which are congruent with the first side surface 2b of the first triangular pyramid 2 and the first side surface 2b of the first triangular pyramid 2. 3 triangular pyramid 4 side
4b to 4d and the first of the side surfaces 5b to 5d of the fourth triangular pyramid 5
The first side surface 3b of the second triangular pyramid 3, the third side surface 3d of the second triangular pyramid 3, and the third side surface 3b, which have different magnetic poles from the first side surface 2b of the triangular pyramid 2.
The second side surface 4c of the triangular pyramid 4 and the second side surface 5b of the fourth triangular pyramid 5.
, And then the first side face 2b of the first triangular pyramid 2 and the second
First side faces 3b of the triangular pyramids 3, first side faces 2b of the first triangular pyramids 2
And third side surfaces 3d of the second triangular pyramid 3, first side surfaces 3b of the first triangular pyramid 2 and second side surfaces 4c of the third triangular pyramid 4, and first side surfaces 2b and 4 of the first triangular pyramid 2. Second side 5c of triangular pyramid 5
The first triangular pyramid 2 and the second triangular pyramid 3, the first triangular pyramid 2 and the third triangular pyramid 4, and the first triangular pyramid 2 and the fourth triangular pyramid 5 must be respectively combined with each other.

The second side surface 2c or the third side surface 2d of the first triangular pyramid 2 having the S pole is opposed to the second side surface 3c or the third triangular surface of the second triangular pyramid 3 having the N pole. The second side 4c of the cone 4,
Third triangular pyramid 4 third side 4d, fourth triangular pyramid 5 first side 5
Alternatively, the tetrahedron shown in FIG. 8 can be formed by utilizing the magnetic force also by selectively attaching b and the third side surface 5d of the fourth triangular pyramid 5.

Also in this case, as in the above case, the infant has the side surfaces 3b to 3d of the second triangular pyramid 3 and the third triangular pyramid 4 which are congruent with the second side surface 2c or the third side surface 2d of the first triangular pyramid 2. Sides 4b-4d,
And the first triangular pyramid 2 from the side surfaces 5b to 5d of the fourth triangular pyramid 5.
The second side surface 3c of the second triangular pyramid 3 and the second side surface 4 of the third triangular pyramid 4 which have different magnetic poles from the second side surface 2c or the third side surface 2d of
c, the third side surface 4d of the third triangular pyramid 4, the first side surface 5b of the fourth triangular pyramid 5, and the third side surface 5d of the fourth triangular pyramid 5 are selected, and then the second side surface 2c of the first triangular pyramid 2 or The third side surface 2d and the second side surface 3c of the second triangular pyramid 3, the second side surface 2c of the first triangular pyramid 2, or the third side surface 2d and the second side surface 4c of the third triangular pyramid 4, the first
The second side surface 2c or the third side surface 2d of the triangular pyramid 2 and the third triangular pyramid 4
Third side surfaces 4d of each other, the second side surface 2c of the first triangular pyramid 2 or the third
The side surface 2d and the first side surfaces 5b of the fourth triangular pyramid 5, and the first
The second side surface 2c or the third side surface 2d of the triangular pyramid 2 and the fourth triangular pyramid 5
Attach the 3rd side 5d of each to the first triangular pyramid
2 and the second triangular pyramid 3, the first triangular pyramid 2 and the third triangular pyramid 4,
Also, the first triangular pyramid 2 and the fourth triangular pyramid 5 must be combined, respectively.

Further, a pentahedron (quadrangular pyramid) shown in FIG. 9 can also be produced by combining four triangular pyramids 2-5. Specifically, first, for example, the second side surface 3c of the second triangular pyramid 3 having the N pole is attached to the third side surface 2d of the first triangular pyramid 2 having the S pole, The third side surface 2d of the first triangular pyramid 2 and the second side surface 3c of the second triangular pyramid 3 are attracted to each other by magnetic force.

Next, the first side surface 2b of the first triangular pyramid 2 having the N-pole is attached to the second side surface 5c of the fourth triangular pyramid 5 having the S-pole to form the first triangular shape. The first side surface 2b of the cone 2 and the second side surface 5c of the fourth triangular pyramid 5 are attracted to each other by magnetic force. Subsequently, the second side surface 4c of the third triangular pyramid 4 having the N pole is attached to the first side surface 3b of the second triangular pyramid 3 having the S pole, and also has the N pole. The first side surface 4b of the third triangular pyramid 4 having the south pole is attached to the third side surface 5d of the fourth triangular pyramid 5 to form the first side surface of the second triangular pyramid 3.
The side surface 3b and the first side surface 4b of the third triangular pyramid 4 are attracted to each other by magnetic force, and the third side surface 5d of the fourth triangular pyramid 5 and the first side surface 4b of the third triangular pyramid 4 are attracted to each other by magnetic force. . In this way, the pentahedron shown in FIG. 9 can be produced.

As described above, when the infant makes a pentahedron and plays, the infant first needs to have the side surfaces 3b to 3d of the second triangular pyramid 3 having a congruent relationship with the third side surface 2d of the first triangular pyramid 2. , The third triangular pyramid 4
From the side surfaces 4b to 4d and the side surfaces 5b to 5d of the fourth triangular pyramid 5, the second side surface 3c of the second triangular pyramid 3 having a magnetic pole different from that of the third side surface 2d of the first triangular pyramid 2 is selected, Then, the second side surface 3c of the selected second triangular pyramid 3 and the third side surface 2d of the first triangular pyramid 2 must be brought into contact with each other to combine the first triangular pyramid 2 and the second triangular pyramid 3.

Next, the infant, the first side surface 2b of the first triangular pyramid 2
The first side surface of the first triangular pyramid 2 out of the side surfaces 4b to 4d of the third triangular pyramid 4 and the side surfaces 5b to 5d of the fourth triangular pyramid 5 which are in congruence with
The second side surface 5c of the fourth triangular pyramid 5 having a magnetic pole different from that of 2b.
And then the second of the selected fourth triangular pyramids 5
The side surface 5c and the first side surface 2b of the first triangular pyramid 2 must be brought into contact with each other to combine the first triangular pyramid 2 and the fourth triangular pyramid 5.

Then, the infant is on the first side of the second triangular pyramid 3.
From the side surfaces 4b to 4d of the third triangular pyramid 4 having a congruent relationship with 3b to the second
The second side face 4c of the third triangular pyramid 4 and the first side face of the second triangular pyramid 3 are selected by selecting the second side face 4c of the third triangular pyramid 4 having a different magnetic pole from the first side face 3b of the triangular pyramid 3. The side surfaces 3b are abutted against each other, and have a congruent relationship with the third side surface 5d of the fourth triangular pyramid 5 and have different magnetic poles.
The first side surface 4b of the third pyramid 5 is attached to the third side surface 5d of the fourth triangular pyramid 5, and the second triangular pyramid 3 and the third triangular pyramid 4 and the fourth triangular pyramid
5 and the third triangular pyramid 4 must be combined respectively.

Further, the pentahedron shown in FIG. 9 can also be made in the following manner. Specifically, first, for example, the second side surface 3c of the second triangular pyramid 3 having the N pole is attached to the third side surface 2d of the first triangular pyramid 2 having the S pole, The third side surface 2d of the first triangular pyramid 2 and the second side surface 3c of the second triangular pyramid 3 are attracted to each other by magnetic force.

Next, the second side surface 2c of the first triangular pyramid 2 having the S pole is brought into contact with the second side surface 4c of the third triangular pyramid 4 having the N pole to form the first triangular shape. The second side surface 2b of the cone 2 and the second side surface 4c of the third triangular pyramid 4 are attracted to each other by magnetic force. Then, the third side surface 3d of the second triangular pyramid 3 having the S pole is attached to the third side surface 5d of the fourth triangular pyramid 5 having the N pole and also has the S pole. The first side surface 4b of the third triangular pyramid 4 is attached to the first side surface 5b of the fourth triangular pyramid 5 having an N pole, and the third side surface of the second triangular pyramid 3 is connected.
The side surface 3d and the third side surface 5d of the fourth triangular pyramid 5 are attracted to each other by magnetic force, and the first side surface 4b of the third triangular pyramid 4 and the first side surface 5b of the fourth triangular pyramid 5 are attracted to each other by magnetic force. .

In this case as well, first, the infant
The second triangular pyramid having a congruent relationship with the third side surface 2d of the first triangular pyramid 2.
3 side surfaces 3b to 3d, 3rd triangular pyramid 4 side surfaces 4b to 4d, and 4th
The second side surface of the second triangular pyramid 3 having a magnetic pole different from the third side surface 2d of the first triangular pyramid 2 among the side surfaces 5b to 5d of the triangular pyramid 5.
3c is selected, and then the second side surface 3c of the selected second triangular pyramid 3 and the third side surface 2d of the first triangular pyramid 2 are brought into contact with each other to combine the first triangular pyramid 2 and the second triangular pyramid 3. I have to.

Next, the infant, the second side surface 2c of the first triangular pyramid 2
The second side surface of the first triangular pyramid 2 out of the side surfaces 4b to 4d of the third triangular pyramid 4 and the side surfaces 5b to 5d of the fourth triangular pyramid 5 which are in congruence with
The second side surface 4c of the third triangular pyramid 4 having a magnetic pole different from that of 2c.
The second of the selected third triangular pyramids 4
The side surface 4c and the second side surface 2c of the first triangular pyramid 2 must be brought into contact with each other to combine the first triangular pyramid 2 and the third triangular pyramid 4.

Then, the infant is on the third side of the second triangular pyramid 3.
From the side surfaces 5b to 5d of the fourth triangular pyramid 5 having a congruent relationship with 3d to the second
The third side surface 5d of the fourth triangular pyramid 5 and the third side surface 5d of the fourth triangular pyramid 5 and the third side surface of the second triangular pyramid 3 which are different from the third side surface 3d of the triangular pyramid 3 are selected. The side surfaces 3d are abutted against each other, and have a congruent relationship with the first side surface 4b of the third triangular pyramid 4 and have different magnetic poles.
The first side surface 5b of the third triangular pyramid 4 is attached to the first side surface 4b of the third triangular pyramid 4 to form the second triangular pyramid 3, the fourth triangular pyramid 5, and the third triangular pyramid.
4 and 4th triangular pyramid 5 must be combined respectively.

Furthermore, 2 out of 6 pentahedrons 6-11
By selectively combining the pentahedrons shown in FIG.
The octahedron shown in 0 can also be made. Specifically, for example, with respect to the bottom surface 6a of the first pentahedron 6 having the N pole,
The bottom surface 9a of the fourth pentahedron 9 having the south pole and the fifth pentahedron 10
The bottom surface 6a of the first pentahedron 6 and the fourth bottom surface 11a of the sixth pentahedron 11
The bottom surfaces 9a of the pentahedrons 9, the bottom surface 6a of the first pentahedron 6 and the fifth
The bottom surfaces 10a of the pentahedron 10 and the bottom surface 6a of the first pentahedron 6
The bottom surfaces 11a of the sixth pentahedron 11 can be attracted to each other by magnetic force to form the octahedron shown in FIG.

As described above, when the infant makes an octahedron and plays, the infant has a bottom surface 7a of the second pentahedron 7 and a third pentahedron 8 which are in congruent relation with the bottom surface 6a of the first pentahedron 6. Bottom 8a of the 4th
The bottom surface 9a of the pentahedron 9, the bottom surface 10a of the fifth pentahedron 10, and the sixth
The bottom surface 9a of the fourth pentahedron 9, the bottom surface 10a of the fifth pentahedron 10, and the bottom surface of the sixth pentahedron 11 having different magnetic poles from the bottom surface 6a of the first pentahedron 6 among the bottom surface 11a of the pentahedron 11 11a is selected, then the bottom surface 6a of the first pentahedron 6 and the bottom surface 9a of the fourth pentahedron 9, the bottom surface 6a of the first pentahedron 6 and the bottom surface 10a of the fifth pentahedron 10, and the first pentahedron 6 The bottom face 6a and the bottom face 11a of the sixth pentahedron 11 are brought into contact with each other to form a first pentahedron 6, a fourth pentahedron 9, a first pentahedron 6 and a fifth pentahedron 1, respectively.
0, and the first pentahedron 6 and the sixth pentahedron 11 must be combined, respectively.

Further, with respect to the bottom surface 7a of the second pentahedron 7 having the north pole or the bottom surface 8a of the third pentahedron 8, the bottom surfaces 9a and 55th of the fourth pentahedron 9 having the south pole are provided. The bottom surface 10a of the face piece 10,
Alternatively, the octahedron shown in FIG. 10 can be produced by utilizing the magnetic force by selectively attaching the bottom surface 11a of the sixth pentahedron 11.

Also in this case, as in the above case, the infant has the bottom surface 7a of the second pentahedron 7 or the bottom surface 8a of the third pentahedron 8 and the bottom surface 6a of the first pentahedron 6 and the fourth pentahedron 9 which are in a congruent relationship. Bottom surface 9a, bottom surface 10a of fifth pentahedron 10 and bottom surface 11a of sixth pentahedron 11 to bottom surface 7a of second pentahedron 7 or bottom surface of third pentahedron 8
Bottom of 4th pentahedron 9 with different magnetic poles to 8a
9a, bottom surface 10a of fifth pentahedron 10 and bottom surface of sixth pentahedron 11
11a is selected, and then the bottom surface 7a of the second pentahedron 7 or the third pentahedron 7 is selected.
The bottom surface 8a of the pentahedron 8 and the bottom surfaces 9a of the fourth pentahedron 9, the second
The bottom face 7a of the pentahedron 7 or the bottom face 8a of the third pentahedron 8 and the bottom face 10a of the fifth pentahedron 10, and the bottom face 7a of the second pentahedron 7 or the bottom face 8a of the third pentahedron 8 and the sixth pentahedron 11 The bottom surfaces 11a of the two are attached to each other to form a second pentahedron 7 or a third pentahedron 8 and a fourth pentahedron 9, a second pentahedron 7 or a third pentahedron 8 respectively.
And fifth pentahedron 10, and second pentahedron 7 or third pentahedron
The 8th and 6th pentahedrons 11 must each be combined.

The octahedron shown in FIG. 11 can also be produced by selectively combining two pentahedra of the six pentahedra 6 to 11. Specifically, for example, N
For the right side 6e of the first pentahedron 6 having the pole, the left side 7d of the second pentahedron 7 having the S pole, the right side 8e of the third pentahedron 8 and the fourth pentahedron 9 of By selectively attaching the left side surface 9d, the left side surface 10d of the fifth pentahedron 10 and the right side surface 11e of the sixth pentahedron 11 to the right side surface 6e of the first pentahedron 6 and the second pentahedron 7, Left side faces 7d, right side face 6e of first pentahedron 6 and right side face 8e of third pentahedron 8, right side face of first pentahedron 6
6e and the left side surfaces 9d of the fourth pentahedron 9, the right side surface 6e of the first pentahedron 6 and the left side surfaces 10d of the fifth pentahedron 10, and the first side
The right side surface 6e of the pentahedron 6 and the right side surface 11e of the sixth pentahedron 11 can be attracted to each other by magnetic force to form the octahedron shown in FIG.

As described above, when the infant makes an octahedron and plays, the infant has side surfaces 7d, 7e, 3rd and 3rd of the second pentahedron 7 in congruence with the right side 6e of the first pentahedron 6. Side 8 of pentahedron 8
d, 8e, side surface of the fourth pentahedron 9d, 9e, side surface of the fifth pentahedron 10
10d, 10e and the side surface 11d, 11e of the sixth pentahedron 11 has a magnetic pole different from that of the right side surface 6e of the first pentahedron 6
Select left side 7d of pentahedron 7, right side 8e of third pentahedron 8, left side 9d of fourth pentahedron 9, left side 10d of fifth pentahedron 10, and right side 11e of sixth pentahedron 11. , Then the first pentahedron
6 right side 6e and second pentahedron 7 left side 7d, 1st pentahedron 6 right side 6e and 3rd pentahedron 8 right side 8e, 1st pentahedron 6 right side 6e and 4th Left side 9d of the pentahedron 9, right side 6e of the first pentahedron 6 and left side of the fifth pentahedron 10
10d and the right side surface 6e of the first pentahedron 6 and the right side surface 11e of the sixth pentahedron 11 are attached to each other to form a first pentahedron 6, a second pentahedron 7, a first pentahedron 6 and a third pentahedron 6, respectively. Pentahedron
8, first pentahedron 6 and fourth pentahedron 9, first pentahedron 6 and fifth pentahedron 10, and first pentahedron 6 and sixth pentahedron
You have to combine 11 each.

Further, with respect to the left side surface 6d of the first pentahedron 6 having the S pole, the right side surface 7e of the second pentahedron 7 having the N pole, the left side surface 8d of the third pentahedron 8, Right side of fourth pentahedron 9
The octahedron shown in FIG. 11 can also be formed by utilizing the magnetic force by selectively attaching 9e, the right side 10e of the fifth pentahedron 10 and the left side 11d of the sixth pentahedron 11.

In this case, the infant is the left side surface of the first pentahedron 6.
The side surfaces 7d and 7e of the second pentahedron 7, the side surfaces 8d and 8e of the third pentahedron 8, and the side surfaces 9d and 9e and 5th of the fourth pentahedron 9, which are in congruence with 6d.
The side faces 10d and 10e of the pentahedron 10 and the side faces 11d and 10d of the sixth pentahedron 11.
Of 11e, the right side 7e of the second pentahedron 7 having a different magnetic pole from the left side 6d of the first pentahedron 6, the left side 8d of the third pentahedron 8, the right side 9e of the fourth pentahedron 9, The right side 10e of the fifth pentahedron 10 and the left side 11d of the sixth pentahedron 11 are selected, and then the left side 6d of the first pentahedron 6 and the right side 7 of the second pentahedron 7.
e to each other, the left side 6d of the first pentahedron 6 and the left side 8d of the third pentahedron 8, the left side 6d of the first pentahedron 6 and the fourth pentahedron 9
The right side surfaces 9e of the first pentahedron 6, the left side surface 6d of the first pentahedron 6 and the right side surfaces 10e of the fifth pentahedron 10, and the left side surface 6d of the first pentahedron 6.
And the left side surface 11d of the sixth pentahedron 11 are brought into contact with each other to form a first pentahedron 6 and a second pentahedron 7, a first pentahedron 6 and a third pentahedron 8, a first pentahedron 6 and a fourth pentahedron. 9, first pentahedron 6 and fifth pentahedron 10, and first pentahedron 6 and sixth
Each pentahedron 11 must be assembled.

That is, in the toy for infants according to this embodiment,
The tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedron 6 to 11 are provided with a surface to be combined with a surface of another polyhedron and a surface not to be combined, and the tetrahedron 1 and the triangular pyramid 2 to Five
And the surfaces to be combined of the pentahedrons 6 to 11 have a relationship of magnetically attracting each other when the surfaces are brought into contact with each other, and the surfaces not to be combined are when the surfaces are brought into contact with each other. The child has a relationship not to be magnetically attracted to the tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedron 6.
When a certain shape is created by combining the tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedron by bringing the faces of 11 to 11 into contact with each other, the infant has a magnetically attracted tetrahedron 1
, The triangular pyramids 2 to 5 and the pentahedrons 6 to 11 are selected as faces to be combined, and then the selected faces to be combined are brought into contact with each other to magnetically attract the faces to form a tetrahedron 1. , Triangular pyramids 2-5 and pentahedra 6-11
Must be combined. Therefore, while inducing the infant so that it can form a certain shape according to a certain law and making the infant interested, it is possible to unknowingly learn geometrical learning.

Further, tetrahedron 1, triangular pyramids 2 to 5 and pentahedron
Other polyhedral tetrahedra combined with 6-11 1, triangular pyramid
Since the surface to be combined and the surface not to be combined have the same shape with respect to one surface of 2 to 5 and the pentahedron 6 to 11, it is not possible to simply attach the surfaces having the same shape to each other. There are cases where the combined surfaces are magnetically attracted and cases where they are not magnetically attracted, and unless the surfaces having a magnetically attracting relationship are brought into contact with each other, the tetrahedron 1, the triangular pyramids 2 to 5 and The pentahedrons 11 cannot be combined to form a certain shape. Therefore, infants are tetrahedral
When you combine 1, 1, 2-5 pyramids, and pentahedron 11 to form a certain shape, you will play with more interest.

Further, the magnetic poles of the surfaces to be combined with the tetrahedron 1, the triangular pyramids 2 to 5 and the pentahedrons 6 to 11 and the other polyhedrons are made different from each other, and the magnetic poles of the surfaces not to be combined are made to each other. Since they have the same polarity, an infant selects tetrahedral faces 1, trigonal pyramids 2-5, and pentahedral faces 6- 11 can be combined to make various shapes.

Furthermore, tetrahedrons 1 having different shapes from each other
, Trigonal pyramids 2-5 and pentahedra 6-11, the tetrahedron 1
, The triangular pyramids 2 to 5 and the pentahedrons 6 to 11 have different magnetic poles from each other, the tetrahedrons 1, the triangular pyramids 2 to 5, and the pentahedrons 6 to 11 having different shapes from each other.
When a certain shape is formed by combining the above, the infant can play by following the rule that the surfaces that are magnetically attracted to each other are selected and the selected surfaces are brought into contact with each other.

In addition, triangular pyramids 2 having the same shape as each other
To 5 and pentahedrons 6 to 11, and since the magnetic poles of the surfaces to be combined with the triangular pyramids 2 to 5 and pentahedrons 6 to 11 have different polarities, the triangular pyramids 2 having the same shape as each other.
When combining ~ 5 and pentahedrons 6 ~ 11 to form a certain shape, the infant may play according to the rule that the surfaces that are magnetically attracted to each other are selected and the selected surfaces are brought into contact with each other.

The present invention is not limited to the above embodiment. In the above embodiment, a magnet is built in each polyhedron, and the surfaces to be combined with each polyhedron are magnetically attracted to each other. The above has been described with respect to a configuration in which the surfaces not to be combined have a relationship that they are not magnetically attracted, but each polyhedron is formed of a magnetic material, and the surfaces to be combined of each polyhedron are magnetically The surfaces may be attracted to each other and may not be magnetically attracted to each other. Of course, various design changes and modifications can be made within the scope of the claims of the present invention.

[0062]

According to the first aspect of the present invention, the toy for a baby is provided with a plurality of polyhedrons, and by combining the faces of the respective polyhedrons and combining the plurality of polyhedrons, various shapes can be formed. In, in each polyhedron, a surface to be combined and a surface not to be combined with respect to one surface of the other polyhedron is provided, and the surfaces to be combined of each polyhedron are, when the surfaces are brought into contact with each other. The faces that are not magnetically attracted to each other have a relationship that the faces that are not to be combined are not magnetically attracted when the faces are brought into contact with each other. When creating a certain shape by combining polyhedra, the infant selects the faces to be combined of the polyhedra that have a magnetically attracting relationship, and then selects this face. And butted combination subject to surface each other and magnetically adsorbed the faces must combine the polyhedron. Therefore, while inducing the infant so that it can form a certain shape according to a certain law and making the infant interested, it is possible to unknowingly learn geometrical learning.

According to the invention of claim 2, claim 1
In the toy for infants described in (1), since the surface to be combined and the surface not to be combined have the same shape with respect to the one surface of the other polyhedron that is combined with the one polyhedron, they are simply the same. When the surfaces having the shapes are simply brought into contact with each other, the joined surfaces may be magnetically attracted or not magnetically attracted to each other, and the surfaces having a magnetically attractable surface are brought into contact with each other. Without it, polyhedra cannot be combined to form a certain shape. Therefore, infants are more interested in playing when combining polyhedra to form a certain shape.

According to the invention of claim 3, claim 1
Alternatively, in the toy for infants described in item 2, the magnetic poles of the surfaces to be combined with one polyhedron and the other polyhedrons have different polarities, and the magnetic poles of the surfaces not to be combined have the same polarities. Can select various surfaces that are magnetically attracted to each other and bring the selected surfaces into contact with each other to form various shapes by combining polyhedra according to a certain law.

According to the invention of claim 4, claim 1
In the toy for infants described in any one of 1 to 3, since the polyhedrals having different shapes are included and the magnetic poles of the surfaces to be combined with each other have different polarities, the polyhedrons having different shapes are combined and fixed. In forming a shape, an infant can play according to the rule that the surfaces that are magnetically attracted to each other are selected and the selected surfaces are brought into contact with each other.

According to the invention of claim 5, claim 1
In the toy for infants according to any one of 1 to 4, since the polyhedra include the polyhedrons having the same shape, and the magnetic poles of the surfaces to be combined with each other have different polarities, the polyhedrons having the same shape are formed. When combining them to form a certain shape, an infant can play according to the rule that the surfaces that are magnetically attracted to each other are selected and the selected surfaces are brought into contact with each other.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state where a regular pentagonal dodecahedron is formed by the toy for infants of the present embodiment.

FIG. 2 is an exploded perspective view of FIG.

FIG. 3 is a development view of a tetrahedron.

FIG. 4 is a development view of a triangular pyramid.

FIG. 5 is a development view of a pentahedron.

FIG. 6 is a diagram showing a procedure for producing a regular pentagonal dodecahedron.

FIG. 7 is a diagram showing a procedure for forming a regular pentagonal dodecahedron.

FIG. 8 is a perspective view showing a state where a tetrahedron is formed by combining two triangular pyramids.

FIG. 9 is a perspective view showing a state where a pentahedron is formed by combining four triangular pyramids.

FIG. 10 is a perspective view showing a state in which two pentahedrons are combined to form an octahedron.

FIG. 11 is a perspective view showing a state in which two pentahedrons are combined to form an octahedron.

[Explanation of symbols]

1 Tetrahedron 1a Bottom 1b ~ 1d Side 2 ~ 5 Triangular pyramid 2a, 3a, 4a, 5a Bottom 2b ~ 2d, 3b ~ 3d, 4b ~ 4d, 5a ~ 5d Side 6 ~ 11 pentahedron 6a, 7a, 8a, 9a , 10a, 11a Bottom 6b, 7b, 8b, 9b, 10b, 11b Front 6c, 7c, 8c, 9c, 10c, 11c Front 6d, 6e, 7d, 7e, 8d, 8d, 9d, 9e, 10d, 10e, 11d , 11e
side

Claims (5)

[Claims] 1. A toy for a baby, comprising a plurality of polyhedrons, wherein the faces of the respective polyhedrons are brought into contact with each other to combine the plurality of polyhedrons to form various shapes,
Each polyhedron is provided with a surface that is a combination target and a surface that is not a combination target with respect to one surface of another polyhedron, and the surfaces that are a combination target of each polyhedron are magnetic when the surfaces are brought into contact with each other. The toys for infants are characterized in that they have a relationship of magnetically attracting each other, and the surfaces not to be combined have a relationship of not magnetically attracting when the surfaces are brought into contact with each other. 2. The surface to be combined and the surface not to be combined with respect to one surface of the one polyhedron of another polyhedron combined with one polyhedron have the same shape. The toy for infants described in 1. 3. The magnetic poles of the surfaces to be combined with one polyhedron and the other polyhedrons have different polarities, and the magnetic poles of the surfaces not to be combined have the same polarities. Or the toy for infants described in 2. 4. The infant toy according to claim 1, wherein the toys for children include polyhedrons having different shapes, and the magnetic poles of the surfaces to be combined with each other have mutually different polarities. 5. A polyhedron having the same shape as each other,
The infant toy according to any one of claims 1 to 4, wherein the magnetic poles of the surfaces to be combined with the polyhedron have different polarities.