JP5576766B2 - Vehicle toy - Google Patents

Description

    The present invention relates to a vehicle toy, and more particularly to a vehicle toy that can be prevented from leaving the track.

There is a vehicle toy T ′ that is self-propelled on a track having three or more wheels (for example, four pairs) (see FIGS. 8 and 9).
In FIG. 8, 6 'is a pair of left and right drive wheels, 8' is a pair of left and right first driven wheels, 10 'is a pair of left and right second driven wheels, 12' is a pair of left and right third driven wheels, 7 'Is a drive shaft, 9' is a first driven shaft, 11 'is a second driven shaft, and 13' is a third driven shaft.
In this vehicle toy T ′, there is no problem when traveling on a straight track 1 ′ without undulations.

However, when the vehicle toy T ′ travels on the curved track 1 ′, as shown in FIG. 8, the first driven shaft 9 ′, the second driven shaft 11 ′, and the third driven shaft 7 ′. Since the driven shafts 13 'are parallel to each other, the vehicle toy T' cannot be bent on the curved track 1 ', but has overcome the wall 1a' of the track 1 'and leaves the track 1'. .
Further, when the vehicle toy T ′ travels on the ascending track 1 ′, the first driven shaft 9 ′, the second driven shaft 11 ′, and the third driven shaft 7 ′ with respect to the drive shaft 7 ′ as shown in FIG. Both of the driven shafts 13 ′ are fixed in position in the vertical direction and do not change, that is, the pair of left and right first driven wheels 8 ′ and the pair of left and right second driven wheels 10 ′ are on the surface of the track 1 ′. In spite of the contact, the pair of left and right drive wheels 6 'and the pair of left and right third driven wheels 12' are separated from the surface of the track 1 'by h, and the pair of left and right drive wheels 6' are idle. There was a problem that the vehicle toy T ′ could not run.

    It is an object of the present invention to provide a vehicle toy made in consideration of the above problems.

The vehicle toy according to claim 1 is a vehicle toy that is self-propelled on a track, and is positioned in front of the pair of left and right drive wheels attached to both ends of the drive axle and the pair of left and right drive wheels. A pair of left and right first driven wheels attached to both ends of the driven axle and a pair of left and right second driven wheels located behind the pair of left and right drive wheels and attached to both ends of the second driven axle. A drive axle hole for passing the drive axle and supporting the drive axle; a first driven axle support hole for passing the first driven axle and supporting the first driven axle; and the second driven. A chassis having a second driven axle support hole for passing the axle and supporting the second driven axle, wherein the drive axle hole is sized to allow rotation of the drive axle; and , The drive axle is in the front-rear direction with respect to the chassis; The first driven axle support hole has a size that does not allow movement in a right direction and an oblique direction, and the first driven axle has a horizontal movement in the front-rear direction and a left-right direction with respect to the drive axle. Of the second driven axle support hole, the second driven axle support hole has a size that allows the second driven axle to move relative to the drive axle. rear direction, up-down vertical horizontal movement and the second driven axle of the left and right direction relative to the driving axle, Ri magnitude der to allow movement of the upper and lower oblique direction, wherein the drive axle, decelerating the power of the motor The first driven axle and the second driven axle are free axles that do not go through the gear .

The vehicle toy of claim 2, in claim 1 Symbol placement of the vehicle toy, between the pair of left and right driving wheels and a pair of left and right first driven wheel, attached to both ends of the third driven axle A pair of left and right third driven wheels are positioned, and a third driven axle support hole for passing the third driven axle through the chassis and supporting the third driven axle is provided.

Further, according to claim 3, wherein the vehicle toy, according to claim 1 Symbol placement of the vehicle toy, holes for driving the axle, the first driven axle supporting hole and the second driven axle support hole, disposed on both sides of the chassis Each is provided on the wall.

The vehicle toy according to claim 4, in claim 1 Symbol placement of the vehicle toy, holes for driving axle, the arrangement and the drive axle walls on either side of the chassis, which is provided respectively, the first The driven axle support holes are respectively provided in the first driven axle support walls arranged on both sides of the chassis, and the second driven axle support holes are arranged on both sides of the chassis. Each of the second driven axle support walls is provided.

According to the vehicle toy according to claim 1 , the pair of left and right first driven wheels are positioned in front of the pair of left and right drive wheels, and the pair of left and right second driven wheels are positioned after the pair of left and right drive wheels, respectively. The drive axle hole has a size that allows rotation of the drive axle, and has a size that does not allow the drive axle to move in the front-rear direction, the left-right direction, and the oblique direction with respect to the chassis. The support hole is sized to allow the first driven axle to move horizontally in the front-rear direction and the left-right direction with respect to the drive axle, and to move the first driven axle in the vertical and vertical directions and obliquely up and down with respect to the drive axle. Yes, the second driven axle support hole is formed so that the second driven axle is horizontally moved in the front-rear direction and the left-right direction with respect to the driving axle, and the second driven axle is vertically vertical with respect to the driving axle. Because it is large enough to move, the trajectory is curved In this case, the first and second driven axles in front and rear of the pair of left and right drive wheels move horizontally with respect to the drive axle according to the curve state to prevent the vehicle toy from leaving the track. In addition, when the track is in the up or down state, the pair of left and right first and second driven wheels before and behind the pair of left and right drive wheels move upward compared to the flat surface track, It is possible to prevent the pair of left and right drive wheels from coming into contact with the track, that is, preventing the pair of left and right drive wheels from slipping away from the track.

FIG. 1 is a schematic side view of a vehicle toy according to an embodiment of the present invention. FIG. 2 is a schematic side view of the vehicle toy shown in FIG. 1 with a cover removed. 3 is a schematic cross-sectional view taken along line 3-3 of FIG. 4 is a schematic perspective view showing the relationship between the motor of FIG. 1 and the drive axle of FIG. FIG. 5 is a schematic cross-sectional view taken along line 5-5 of FIG. FIG. 6 is a schematic view of the vehicle toy of FIG. 1 traveling on a curved track. FIG. 7 is a schematic view showing a state where the vehicle toy of FIG. 1 is traveling on an up track. FIG. 8 shows a conventional example, and is a schematic diagram showing a state in which a vehicle toy is traveling on a curved track. FIG. 9 shows a conventional example, and is a schematic view of a state in which a vehicle toy is traveling on an up track.

A vehicle toy according to an embodiment of the present invention will be described with reference to the drawings.
T shown in FIG. 1 is a vehicle toy that runs on the track 1, and the vehicle toy T includes a cover 2 and a chassis 3.
Mounted on the chassis 3 are a battery 4, a motor 5 driven by the battery 4, a gear G (see FIG. 4) for reducing the power of the motor 5, and the like.

2 and 3 are a pair of left and right drive wheels attached to both ends of the drive axle 7, and the drive axle 7 is driven via a gear G that decelerates the power of the motor 5.
For example, as shown in FIG. 4, the gear G includes a first gear G1, a second gear G2, a third gear G3, and a fourth gear G4.
Reference numeral 8 denotes a pair of left and right first driven wheels. The first driven wheel 8 is positioned in front of the pair of left and right drive wheels 6 and is attached to both ends of the first driven axle 9.
Reference numeral 10 is located behind the pair of left and right drive wheels 6 and is attached to both ends of the second driven axle 11.
Reference numeral 12 denotes a pair of left and right third driven wheels. The pair of left and right third driven wheels 12 is positioned between the pair of left and right drive wheels 6 and the first driven wheel 8 and is connected to a third driven axle. 13 are attached to both ends.

In the chassis 3 described above, a drive axle hole 31 for passing the drive axle 7 and supporting the drive axle 7, a first driven axle support hole for passing the first driven axle 9 and supporting the first driven axle 9. 32, a second driven axle support hole 33 for passing the second driven axle 11 and supporting the second driven axle 11, and a third driven axle 13 for passing the third driven axle 13 and supporting the third driven axle 13. A driven axle support hole 34 is provided.
The drive axle hole 31 described above has a size that allows rotation of the drive axle 7 and does not allow the drive axle 7 to move in the front-rear direction, the left-right direction, and the oblique direction with respect to the chassis 3. Yes.
Further, as shown in FIGS. 2 and 3, the first driven axle support hole 32 is configured so that the first driven axle 9 moves horizontally in the front-rear direction and the left-right direction with respect to the drive axle 7 and the first driven axle 9. Is a size that allows movement in the vertical direction and the diagonal direction with respect to the drive axle 7.
Similarly to the first driven axle support hole 32, the second driven axle support hole 33 is arranged so that the second driven axle 11 is in the front-rear direction, left and right with respect to the drive axle 7 as shown in FIGS. 2 and 3. The horizontal movement of the direction and the second driven axle 11 are sized to allow movement in the vertical and vertical directions and in the diagonal direction with respect to the drive axle 7.
The drive axle hole 31 is in the drive axle wall 3W0 disposed on both sides of the chassis 3, and the first driven axle support hole 32 is in the first driven axle support wall disposed on both sides of the chassis 3. 3W1, the second driven axle support holes 33 are arranged on the second driven axle support walls 3W2 arranged on both sides of the chassis 3, and the third driven axle support holes 34 are arranged on both sides of the chassis 3. The third driven axle support wall 3W23 is provided respectively.
The drive axle 7 is a drive axle hole 31, the first driven axle 9 is a first driven axle support hole 32, the second driven axle 11 is a second driven axle support hole 33, and a third driven axle 13. Is attached to the chassis 3 via a third driven axle support hole 34.

Therefore, according to the vehicle toy T described above, when the track 1 is in a curved state, the first and second driven axles 9 and 11 at the front and rear of the pair of left and right drive wheels 7 are in accordance with the curved state. Since it can move horizontally in the front-rear direction and the left-right direction with respect to the drive axle 7, the first and second driven axles 9 and 11 are inclined with respect to the drive axle 7 (see FIG. 6), and the vehicle toy T is tracked. This prevents the vehicle 1 from climbing over the wall 1a and leaving the track 1.
Further, as shown in FIG. 7, when the track 2 is in the up state, the pair of left and right first and second driven wheels 8, 10 (front and rear of the pair of left and right drive wheels 6 (drive axle 7)). The first and second driven axles 9 and 11) move upward relative to the flat track 2 (see FIG. 2) so that the pair of left and right drive wheels 6 contact the track 1, that is, the pair of left and right The drive wheels 6 are prevented from idling away from the track 1.

    In the track 1 of the vehicle toy T described above, the track 1 has an ascending (descending) and curve. However, in the track 1 having a curve on a flat surface without ascending and descending, The first driven axle support hole 32 is sized so that the first driven axle 9 moves horizontally in the front-rear direction and the left-right direction with respect to the drive axle 7, and the second driven axle support hole 33 is the first driven axle. Similar to the axle support hole 32, the second driven axle 11 is configured to have a size allowing horizontal movement in the front-rear direction and the left-right direction with respect to the drive axle 7, and the vehicle toy T is positioned on the curve of the track 1. You may make it not get over the wall 1a.

    In the vehicle toy T described above, the drive axle hole 31 is in the drive axle wall 3W0, the first driven axle support hole 32 is in the first driven axle support wall 3W1, and the second driven axle. Although the support hole 33 is provided in the second driven axle support wall 3W2 and the third driven axle support hole 34 is provided in the third driven axle support wall 3W3, the drive axle hole 31 and the first driven axle are provided. The axle support hole 32, the second driven axle support hole 33, and the third driven axle support hole 34 may be provided on the same wall disposed on both sides of the chassis 3.

T Vehicle toy 1 Track 3 Chassis 6 Drive wheel 7 Drive axle 8 First driven wheel 9 First driven axle 10 Second driven wheel 11 Second driven axle 31 Drive axle hole 32 First driven axle support hole 33 Second driven axle support hole

Claims (4)

A vehicle toy that runs on the track,
A pair of left and right drive wheels attached to both ends of the drive axle;
A pair of left and right first driven wheels positioned in front of the pair of left and right drive wheels and attached to both ends of the first driven axle;
A pair of left and right second driven wheels located behind the pair of left and right drive wheels and attached to both ends of a second driven axle;
A drive axle hole for passing the drive axle and supporting the drive axle; a first driven axle support hole for passing the first driven axle and supporting the first driven axle; and the second driven axle. A chassis having a second driven axle support hole that passes through and supports the second driven axle;
The drive axle hole has a size that allows the drive axle to rotate, and the drive axle has a size that does not allow movement in the front-rear direction, the left-right direction, and the oblique direction with respect to the chassis;
The first driven axle support hole includes a horizontal movement of the first driven axle in the front-rear direction and the left-right direction with respect to the drive axle, and the first driven axle in a vertical and vertical direction with respect to the drive axle. It is a size that allows oblique movement,
The second driven axle support hole includes a horizontal movement of the second driven axle in the front-rear direction and the left-right direction with respect to the driving axle, and the second driven axle in a vertical and vertical direction with respect to the driving axle. size der to allow movement in an oblique direction is,
The drive axle is driven via a gear that decelerates the power of the motor,
The first driven axle and the second driven axle are free axles not via the gears.
A vehicle toy characterized by that. A pair of left and right third driven wheels attached to both ends of the third driven axle are positioned between the pair of left and right drive wheels and the pair of left and right first driven wheels;
The third third driven axle that support was allowed with holes, characterized in claim 1 Symbol placement of the vehicle toy which supports the driven axle with the chassis to pass the third driven axle. Holes for drive axle, the first driven axle supporting hole and the second driven axle support hole, the site of placement walls on both sides of the chassis, according to claim 1 Symbol, characterized in that those which are provided Vehicle toy listed. The drive axle holes are respectively provided in the drive axle walls arranged on both sides of the chassis,
The first driven axle support holes are respectively provided on the first driven axle support walls disposed on both sides of the chassis,
Second driven axle support hole, the second driven axle support wall located on opposite sides of said chassis, according to claim 1 Symbol placement of the vehicle toy and characterized in that provided respectively.

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