JPH07163759A - Top - Google Patents

Abstract

PURPOSE:To provide an interesting top in which a flywheel set therein can forcibly be rotated by a means different from the conventional means. CONSTITUTION:A flywheel 46 is set in a hollow body 22 in which a rotary shaft 37 is set on the lower part and in the approximately center part, and transmitting means 52, 55 for transmitting only one-way rotation of the body 22 to the flywheel 46 are arranged between the body 22 and the flywheel 46. Moreover a transmitting means for transmitting only one-way rotation of the rotary shaft to the flywheel is disposed between the flywheel in the hollow body wherein the rotary shaft is rotatably set on the lower part and approximately in the center part and the rotary shaft.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a top toy incorporating a flywheel.

[0002]

2. Description of the Related Art As shown in FIG. 11, a conventional top toy 1 comprises a substantially conical body 2 and a rotary shaft 3 which is provided so as to penetrate through the body 2 concentrically. This conventional top toy 1 has a rotating shaft 3 protruding upward from a body 2.
While one end of the cord is locked to the body 2, the rest of the cord is wound around the body 2 around the rotating shaft 3 protruding from the lower side of the body 2. When the other end of the string is sandwiched between fingers and the body 2 is thrown forward and the string is pulled toward you, the body 2 rotates and the rotation shaft 3
You can stand around.

Further, as a conventional top toy 5 having a flywheel, there is one as shown in FIG. This top toy 5 is composed of two belt-shaped metal plates 6 and 7 bent in an annular shape.
Body 9 formed by intersecting in a cross shape, and a pair of projecting shafts 1 provided at both intersecting portions 10 and 11 of the strip-shaped metal plate.
2, 13 and a central shaft 16 having a flywheel 15 rotatably supported by the protruding shafts 12, 13. In this top toy 5, a flywheel 15 is rotated by winding a string around the central shaft 16 and pulling the string. Due to the rotational inertia of the flywheel 15,
The body 9 can stand without rotating about the projecting shafts 12 and 13.

[0004]

SUMMARY OF THE INVENTION The conventional top toy 1 is
Since the body 2 stands up due to the rotational inertial force of the body 2, if the body 2 is stopped from rotating, there is a problem in that it cannot stand up and is not interesting. Also, the top toy 5 with a built-in flywheel can stand without the body 9 rotating,
There is a problem that the rotation of the flywheel 15 is directly visible and lacks in fun. Furthermore, the top toys 1,
Since No. 5 is rotated using a string, there is a problem that it cannot be used if the string is lost.

The present invention has been devised in view of the above problems, and when the body is forcibly rotated, the rotation of the body is transmitted to the internal flywheel, and even if the body stops rotating, the internal It is a first object of the present invention to provide an entertaining top toy that can be made to stand by the rotational inertia force of the flywheel.

Further, the present invention provides an entertaining top toy which can rotate an internal flywheel at high speed without using a cord and can be made to stand by the rotational inertia of the flywheel. Is the second purpose.

[0007]

A top toy according to the present invention has the following structure in order to achieve the first object. (A) It should have a hollow body with a rotating shaft provided in the lower center. (B) A flywheel is provided inside the body, and a central axis provided concentrically with the flywheel is rotatably supported at a substantially central lower portion of the body and an approximately central portion of the upper body. (C) Between the body and the flywheel, transmission means for transmitting only one-direction rotation of the body to the flywheel is provided.

The top toy according to the present invention has the following constitution in order to achieve the second object. (A) It has a hollow body in which a rotary shaft is rotatably provided in the lower center. (B) A flywheel is provided inside the body, and a central axis provided concentrically with the flywheel is rotatably provided inside the body. (C) A transmission means is provided between the rotary shaft and the flywheel for transmitting only the rotation of the rotary shaft in one direction to the flywheel.

[0009]

When the body is forcibly rotated, the spinning top toy that achieves the first object can stand around the axis of rotation by the rotational inertia force of the body. Further, the rotation of the body is transmitted to the flywheel via the transmission means, and the flywheel also rotates simultaneously with the rotation of the body. Even if you stop the rotation of the fuselage in this state, the flywheel is still rotating,
The body can be raised.

In the spinning top toy for achieving the second object, when the rotating shaft is forcibly rotated, the rotation of the rotating shaft is transmitted to the flywheel via the transmitting means, and the flywheel rotates. Since the flywheel is still rotating even when the rotation of the rotary shaft is stopped, the body can stand upright about the rotary shaft.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. Reference numeral 21 denotes a top toy, which is composed of a hollow body 22 and a flywheel device 45 provided in the body 22, as shown in FIG. This body 2
2 has a conical bottom portion 23 having an open top and a bottom portion 23.
And a lid 25 that closes the open portion of the. Bottom 23
The taper surface portion 26 has a tapered surface portion 26 whose diameter increases from the lower portion to the upper portion, and a rising edge 27 on which the upper end of the tapered surface portion 26 stands up. Positioning bosses 29 are projectingly provided at four locations inside the rising edge 27.

The lid 25 is composed of an upper plate 31 that closes the upper opening of the bottom portion 23, and an outer peripheral edge 30 that is provided on the outer periphery of the upper plate 31 and abuts on the upper end of the rising edge 27. Receiving seats 33 having boss receiving holes 32 into which the positioning bosses 29 are fitted are provided at four locations inside the outer peripheral edge 30. The upper plate 31 has a hole 35 at a position facing the receiving seat 33.
The countersunk bolt 36 is screwed into the receiving seat 33 and the positioning boss 29 through the hole 35, and the bottom portion 23 is covered with the lid 25
Is fixed.

An opening is formed at the concentrically lowermost end of the bottom portion 23, and a rotary shaft 37 is fixed to this opening. A lower bearing portion 39 is formed on the upper end of the rotary shaft 37. An opening is formed concentrically in the center of the lid 25, and a locking shaft 40 that locks one end of a string to be described later is provided in the opening. An upper bearing portion 41 is formed at the lower end of the locking shaft 40.

The flywheel device 45 has a flywheel 46 and a central shaft 48 for fixing the flywheel 46 via a positioning pipe 47. This central axis 4
8 is rotatably attached to the lower bearing portion 39 and the upper bearing portion 41. In the flywheel 46, the lower end of the positioning pipe 47 contacts the upper surface of the rotating shaft 37,
It is maintained at a predetermined height.

As shown in FIG. 2, an engaging disk 50 is fixed to the upper surface of the flywheel 46 by a countersunk bolt 51. A claw gear 52 is formed on the inner peripheral edge of the engagement disk 50. On the back surface of the lid 25, as shown in FIG. 3, rear portions of the pair of engaging claws 55, 55 are rotatably provided on support shafts 56, 56 attached to the lid 25. When the lid 25 rotates in the A direction, the tips 55a, 55a of the engaging claws 55, 55 are moved in the radial direction (direction a) by the centrifugal force and engage with the claw gear 52. ing. That is, the pawl gear 52 and the engaging pawl 55 that is engaged with and disengaged from the pawl gear 52 constitute a transmission means for transmitting the rotational force of the body 22 to the flywheel 46. The transmission means is not limited to the above embodiment, but can be variously modified.

The top toy 21 according to the above-mentioned embodiment has the above-mentioned configuration and is used as follows. That is, as in the conventional case, one end of the cord is locked so as to be wound around the locking shaft 40, and the remaining cord is wound around the tapered surface portion 26 of the body 22 around the rotation shaft 37. When the other end of the string is sandwiched between fingers and the string is pulled forward so that the body 22 is thrown forward, the rotation shaft 37 is grounded and the body 22 rotates about the rotation shaft 37 in the A direction. . Therefore, the top toy 21 has a body 2
With the rotational inertia force of 2, it is possible to stand.

The tip 5 of the engaging claw 55 provided on the lid 25
5a moves in the radial direction (direction a) by centrifugal force and engages with the pawl gear 52 of the engaging disk 50. The flywheel 46 rotates together with the engaging disc 50, and the body 22 and the flywheel 46 rotate simultaneously. Where the body 2
2 is moved to another place by hand and the rotation shaft 37 is grounded, the rotation of the body 22 is stopped, but the flywheel 4
Since 6 continues to rotate due to inertia as it is, the body 22 can be stood without rotating. The engaging claw 5
When the body 22 stops rotating or when the body 22 becomes slower than the rotation speed of the flywheel 46, the tip 55a of No. 5 is disengaged from the pawl gear 52 and does not interfere with the rotation of the flywheel 46. Absent.

Further, in the above embodiment, since the cord is wound around the body 22, the locking shaft 40 for locking one end of the cord is used.
Although the top toy 21 is provided, the top toy 2 is separated from the top toy 21 by a forced rotation device using a motor or a spring member.
When the 1 is forcibly rotated, the cord is not required, and thus the locking shaft 40 is unnecessary.

Another embodiment of the present invention will be described with reference to FIGS. Reference numeral 81 denotes a top toy, which comprises a hollow body 82 and a flywheel device 105 provided in the body 82, as shown in FIG. As shown in FIG. 5, the body 82 has a left half body 83 and a right half body 85, which are formed in half so as to be bilaterally symmetrical, and bolts,
It is formed by being joined by a fixing means such as an adhesive, and is in a completely sealed state. A circular protrusion 84 is provided on the upper portion of the body 82, and the magnet piece 8 is provided in the circular protrusion 84.
4a is buried.

An opening 86 is formed at the concentrically lowermost portion of the body 82, and as shown in FIG.
7 is rotatably protruding. A flange 89 is formed on the lower portion of the rotary shaft 87, and a rotary protrusion 90 is provided on the lower end of the flange 89 so as to project therefrom. Further, a cover member 91 that encloses the entire flange 89 excluding the tips of the rotary protrusions 90 is provided below the rotary shaft 87. The cover member 91 is made of a material having a large frictional resistance such as rubber or soft synthetic resin.

The rotating shaft 87 is rotatably attached to a bearing 92 provided in the body 82. Rotating shaft 87
Is provided with a crown gear 93 on the upper part, and the upper end 87a is supported by the center of the first horizontal member 95. The first horizontal member 95 has a hole 97 of a projecting member 96 having both ends projecting approximately in the middle of the left half body 83 and a projecting member projecting approximately in the middle of the right half body 85. (Because it is the same as the projecting member 96, it is not shown) It is inserted and fixed in the hole. Support shafts 99 and 100 are provided on both sides of the first horizontal member 95,
On the support shafts 99 and 100, small gears 101 and 102 that mesh with the crown gear 93 are rotatably provided. The support shafts 99 and 100 are rotatably supported by bearings 103 and 104 provided in the body 82.

The flywheel device 105 comprises a flywheel 106 and a central shaft 107 for fixing the flywheel 106. The upper end of the central shaft 107 is
It is rotatably supported by the second horizontal member 109.
The lower end of the central shaft 107 is rotatably supported by the first horizontal member 95 such that the central axis of the central shaft 107 and the central axis of the rotary shaft 87 are substantially the same. The second horizontal member 109 has a projecting piece 110 having both ends projecting from the upper part of the left half body 83 and a projecting piece projecting from the upper part of the right half body 85 (similar to the projecting piece 110). So it is not shown)
It is inserted in 1 and fixed.

As shown in FIG. 8, an engaging disk 112 is fixed to the lower surface of the flywheel 106 by fixing means such as a countersunk bolt or an adhesive. A pawl gear 113 is formed on the inner peripheral edge of the engagement disk 112. A disc 116 is rotatably attached to the central shaft 107 via a boss 115.

On the upper surface of the disc 116, the rear portions of the pair of engaging claws 117, 117 are rotatably provided on support shafts 114, 114 attached to the disc 116. When the disk 116 rotates in the B direction, the tips 118, 118 of the engaging claws 117, 117 are moved in the radial direction (b direction) by the centrifugal force and engage with the claw gear 113. ing. On the lower surface of the disc 116, the crown gear 93
A crown gear 119 having a smaller number of teeth is fixedly mounted, and the crown gear 119 is the small gear 101, 10
It is supposed to mesh with 2. The claw gear 113
And the engaging claw 117 that engages and disengages with the rotating shaft 87.
It constitutes a transmission means for transmitting the rotational force of the above to the flywheel 106. This transmission means is not limited to the above embodiment and can be variously modified. Further, the crown gear 93, the small gears 101 and 102, the crown gear 119.
However, the crown gear 93 and the crown gear 119 may have the same number of teeth so as not to be accelerated. Reference numeral 120 shown in FIG. 9 is a holding piece having a recess 121 into which the circular protrusion 84 is fitted,
A ferromagnetic piece 122 is provided in the recess 121.
The holding piece 120 is hung by a thread 123.

The top toy 81 according to the above-mentioned embodiment has the above-mentioned configuration and is used as follows. That is, the body 82
Is held and fixed by hand, the cover member 91 is pressed against a wall or the surface of a desk, and is rotated in the C direction. The rotation in the C direction is caused by the rotation shaft 87, the crown gear 93, the small gear 101,
102, the disc 1 is accelerated through the crown gear 119.
16 and the disc 116 rotates in the B direction. The tip 118 of the engaging claw 117 provided on the disk 116 moves in the radial direction (direction b) by the centrifugal force, and the engaging disk 112 is moved.
Engages with the claw gear 113 of. The flywheel 106 will rotate with the engagement disc 112.

When the rotation of the rotary shaft 87 is stopped, the disk 116 is also stopped accordingly, but the flywheel 10
Since 6 continues to rotate due to inertia as it is, the body 82 is rotated by the rotational inertia force of the flywheel 106.
Can be made to stand around. Further, as shown in FIG. 10, when the recess 121 of the holding piece 120 is fitted into the circular protrusion 84 provided on the upper portion of the body 82, the ferromagnetic piece 122 in the recess 121 has the magnet piece 84 a in the circular protrusion 84. When the holding piece 120 is attracted and the holding piece 120 is hung with the thread 123, the top toy 81 tilts so that the rotation shaft 87 becomes horizontal. It should be noted that the tip 118 of the engaging claw 117 is disengaged from the claw gear 113 when the disk 116 stops rotating, and does not interfere with the rotation of the flywheel 106. Further, since the rotation of the rotating shaft 87 is increased by the crown gear 93, the small gears 101 and 102, and the crown gear 119 and transmitted to the flywheel 106, a sufficient rotation speed can be obtained by hand without using a string or the like. Is obtained. Also,
As described above, the crown gear 93 and the crown gear 11
The flywheel 106 can be rotated at high speed by rotating the rotating shaft 87 repeatedly many times even if the number of teeth of 9 is made the same and the speed is not increased.

In the above embodiment, the flywheel 106 is rotated by rotating the rotary shaft 87. However, as shown in FIG. 1, an engaging disk having a claw gear is also provided on the upper surface of the flywheel 106. An engaging claw that engages with and disengages from the claw gear may be rotatably provided in the upper portion of the body 82. By doing so, the flywheel 106 can be rotated by forcibly rotating the body 82, and there are two types of means for rotating the flywheel 106.

[0028]

As in the conventional top toys, when the body is forcibly rotated, the rotation of the body is transmitted to the internal flywheel, the flywheel also rotates, and the body rotates. Even if is stopped, it is possible to stand up due to the rotational inertia force of the internal flywheel. Since the flywheel is provided inside the body, the appearance of the top toy does not indicate the existence of the flywheel, and even if the body rotation stops, it still stands, which gives the viewer a surprise. There is an effect that can be.
Another top toy according to the present invention has an effect that the internal flywheel can be rotated at a high speed only by rotating the rotating shaft without using a string. Further, since no string is required, it is convenient to carry.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of a top toy according to the present invention.

FIG. 2 is a plan view showing an operating state.

FIG. 3 is a bottom view showing the lower surface of the lid body.

FIG. 4 is an exploded perspective view of another top toy according to the present invention.

FIG. 5 is a front view of another top toy according to the present invention.

FIG. 6 is a plan view of FIG.

7 is a cross-sectional view of FIG.

FIG. 8 is a plan view showing an operating state of another top toy according to the present invention.

FIG. 9 is a plan view showing a component diagram of another top toy according to the present invention.

10 is a plan view showing a usage state of the component diagram of FIG. 9. FIG.

FIG. 11 is a perspective view of a conventional top toy.

FIG. 12 is a perspective view of a conventional top toy.

[Explanation of symbols]

 21 Top Spinning Toy 22 Body 37 Rotating Shaft 46 Flywheel 48 Center Shaft 50 Engaging Disc 52 Claw Gear 55 Engaging Claw 81 Top Spinning Toy 82 Body 87 Rotating Shaft 90 Rotating Protrusion 91 Cover Member 93 Crown Gear 95 First Horizontal Member Reference Signs List 101 small gear 102 small gear 106 flywheel 107 central shaft 109 second lateral member 112 engaging disc 113 claw gear 116 disc 117 engaging claw 119 crown gear

Claims (2)

[Claims] 1. A top toy that has the following requirements. (A) It should have a hollow body with a rotating shaft provided in the lower center. (B) A flywheel is provided inside the body, and a central axis provided concentrically with the flywheel is rotatably supported at a substantially central lower portion of the body and an approximately central portion of the upper body. (C) Between the body and the flywheel, transmission means for transmitting only one-direction rotation of the body to the flywheel is provided. 2. A top toy that has the following requirements. (A) It has a hollow body in which a rotary shaft is rotatably provided in the lower center. (B) A flywheel is provided inside the body, and a central axis provided concentrically with the flywheel is rotatably provided inside the body. (C) A transmission means is provided between the rotary shaft and the flywheel for transmitting only the rotation of the rotary shaft in one direction to the flywheel.