KR101010015B1 - Link type skateboard - Google Patents

Abstract

The present invention relates to a link-type skateboard, and the link-type skateboard according to the present invention is provided with at least one wheel on a bottom surface of the skateboard, and is rotated up and down by a set angle to return to its original position when removing external force. A first scaffold having a restoring means therein so as to be provided therein; A second scaffold provided on at least one wheel to rotate left and right within a limited angle; And a link bar having a front end connected to the restoring means of the first footrest and a rear end hinged to the second footrest; It is made, including.

According to the present invention, it is easy to change the direction when driving and easy to balance, thereby improving stability, and thus increasing the speed and polishing various technologies, and having a separate handle, the movement is easy.

Skateboard, Link bar, Directional, Non-directional, Wheels (casters), Restoration means, Restoration force, Hinge, Slope

Description

Link type skateboard {LINK TYPE SKATEBOARD}

The present invention relates to a link-type skateboard, and more particularly, it is easy to change direction when driving and balance is easy to improve stability, thereby increasing speed and polishing various technologies, and a separate handle is provided for easy link movement. It is about an expression skateboard.

According to the 'link-type skateboard' (Registration No .: 10-0573366) previously filed by the applicant of the present application as shown in FIG. 1, the driver's propulsion force is caused by the operation of twisting left and right in parallel with the board. In the obtained skateboard, the first footrest 110 to which at least one or more wheels 114 are fixedly attached by the wheel fasteners 112, and at least one or more directional casters 124 or a non-directional caster are provided. 2 scaffold 120 and one end is rotatably coupled to the first scaffold 110, the other end is fixedly coupled to the second scaffold 120, the hinge portion 134 to be rotatable to the left / right in the middle Has been proposed to include a connection bar 130 is provided.

By the way, the skateboard 100 according to the prior art is difficult to balance the occupant, because the hinge portion 134 for generating a driving force and the first footrest 110 for determining the direction is rotated to the left and right, in particular, the speed increases And there is a problem that there is a risk of causing an accident of the occupant due to unbalance (Unbalance) when driving downhill (downhill: Downhill).

In addition, the skateboard 100 is not a problem in the flat even during driving, but if the irregularities are formed on the ground while passing through these irregularities, the height of each wheel 114 and the directional caster 124 is not parallel to the hinge portion ( Distortion occurs in the 134 and the stress is concentrated there is a risk that the hinge portion 134 is damaged in the end, and if you put your feet on the hinge portion 134 before driving, it is relatively weak as it is spaced from the ground and durable There was a problem of this deterioration.

The present invention has been made in order to solve the above problems, the object of which is to easily change the direction when driving and easy to balance to improve the stability and increase the speed and polishing a variety of techniques and is provided with a separate handle It is to provide a linked skateboard that facilitates.

In order to achieve the above object, the present invention, in the skateboard, is provided with at least one wheel on the bottom and is provided with a restoring means therein to return to the original position when the external force is removed after being twisted up and down by a set angle 1 scaffolding; A second scaffold provided on at least one wheel to rotate left and right within a limited angle; And a link bar having a front end connected to the restoring means of the first footrest and a rear end hinged to the second footrest; It is made, including.

Such a link-type skateboard of the present invention is easy to change the direction when running and easy to balance to improve the stability, thereby increasing the speed and polishing a variety of technologies, there is a separate handle is provided with an easy movement.

Hereinafter, with reference to the accompanying drawings, the link-type skateboard of the present invention will be described with reference to the embodiments as follows.

Linked skateboard according to an embodiment of the present invention is composed of a first footrest 100, a second footrest 200 and a link bar 300, as shown in FIG.

The first scaffold 100 is located in front and is rotated up and down by a set angle around the link bar 300, the scaffold member 110, the first scaffold cover 120 and the restoring means 130 It is composed of subdivisions.

The scaffold member 110 is formed in a "ㅏ" shape when viewed from the top as a plate on which the occupant's foot is raised, the shape can be changed.

The first scaffold cover 120 is formed in an open state so as to be smaller than an area of the scaffold member 110, and an edge thereof is extended to be fixed to the scaffold member 110, and the scaffold member 110 is extended to the scaffold member 110. It is fastened and fixed to the bottom of the bolt by a bolt or the like, the shape is formed of a "ㅏ" shape having a thickness and the support block 122 is formed in the center of the rear upper surface. (See Figure 4)

Here, the first scaffold cover 120 is not limited to the "ㅏ" shape can be changed depending on the shape of the first bar plate (100).

In addition, wheels W1, which are casters having at least one directional or non-directionality, are vertically provided on a bottom surface of the front end of the first scaffold cover 120, and in this embodiment, one is provided.

Here, the support block 122 is formed through the hole in the longitudinal direction to support the outer surface of the front end of the link bar 300 to be described later, the lubricating oil such as grease (Grease) is applied to the contact surface When the link bar 300 rotates to prevent the friction force from rising.

Meanwhile, instead of the support block 122, a support bearing (not shown) for partially contacting the outer surface of the link bar 300 may be provided, and the support bearing may be provided in the scaffold member 110. The upper and lower ends of the support bearing are supported by a supporter (not shown in the drawing) which is formed to be seated so that the semicircular grooves face each other at the bottom and the upper surface of the first scaffold cover 120 in a vertical line position.

As shown in FIG. 5, the restoring means 130 is provided in the orthogonal direction with the link bar 300 inside the first scaffold cover 120 to center the link bar 300 provided in the horizontal direction. When the first scaffold 100 is rotated by a set angle as a starting point, when the external force is removed, the first scaffold 100 provides a restoring force to return to the original position.

In addition, the restoring means 130 is configured by subdividing the first leaf spring 132 and the first support member 134, the first leaf spring 132 has a "-" shape, the link bar 300 The center of the tip is partially cut to form a groove, and the center is inserted into and fixed to the groove, which is the cut portion, to provide a restoring force when the link bar 300 is torsionally rotated.

Here, as shown in FIG. 6, the first leaf spring 132 divides the first leaf spring 132 into both ends without partially cutting the tip center portion of the link bar 300, and then the link bar ( It is fixed by the first support member 134 provided on both sides and the upper and lower ends of the auxiliary block 136, respectively, so as to be positioned on the center and the horizontal line of the 300 and the auxiliary block 136 is fixed to the link bar. It may be provided to be inserted and fixed to the front end of the (300).

The key 138 is inserted into and fixed to the upper end of the contact surface of the hole of the auxiliary block 136 and the link bar 300 inserted therein to transmit the rotational force.

As shown in FIG. 5, the first support member 134 is integrally or coupled to each of the bottom surface of the scaffold member 110 and the inner upper surface of the first scaffold cover 120, which is a vertical line with the bottom surface of the scaffold member 110. And protruded from the upper and lower surfaces of the first scaffold cover 120 to support four points of the first leaf spring 132.

And another embodiment of the restoring means 140 is configured by subdividing into a second leaf spring 142 and the first stop member 144, as shown in FIG.

The second leaf spring 142 is provided to contact the upper and lower ends of the first stop member 144, respectively, to provide a restoring force when the first footrest 100 rotates.

Here, the second leaf spring 142 has a cross-sectional shape of the opposite side is formed in a "two" or "c" shape is fixed in the cantilever form on both inner walls of the first scaffold cover 120.

The first stop member 144 is a rectangular pillar-shaped block in which a central portion is inserted into and fixed to the chamfered portion after the top end and the bottom of the link bar 300 are chamfered and the second plate spring 142. At each end of the upper and lower ends are positioned to span both ends.

As a result, the upper and lower surfaces of both ends of the first stop member 144 are partially provided in contact with the front end of the second leaf spring 142, which is a position corresponding thereto. The second plate spring 142 is deformed while being pressed at the mutually opposite positions of the first stop member 144, and when the external force is removed, the second plate spring 142 is returned to its original position by a restoring force.

Meanwhile, as shown in FIG. 8, the upper and lower ends of the first stop member 144 which do not interfere with the second leaf spring 142 to limit the rotation angle of the first footrest 100 are Angle limiting projections 146 for limiting the rotation angle of the first footrest 100 are formed to protrude respectively.

That is, the angle limiting protrusion 146 is the angle limiting protrusion 146 when the first footrest 100 is rotated toward one direction (the other direction) from the link bar 300 as the footrest member ( The bottom surface of the 110 and the inner upper surface of the first scaffold cover 120 is in contact with any one (different) mutually opposite position, in which case the first scaffold 100 is no longer rotated so that the second leaf spring 142 ) Is prevented from being broken by deformation.

And another embodiment of the restoring means 150 is configured by subdividing the rubber block 152 and the second support member 154 as shown in FIG.

The rubber block 152 has a rectangular pillar shape that is fixed to the tip of the link bar 300 and has an elastic force.

The second supporting member 154 is provided on each of the upper and lower ends of the rubber block 152 to support four points of the rubber block 152, and the bottom surface of the scaffold member 110 and a vertical position thereof. Protruding from the inner upper surface of the first scaffold cover 120 is integrally or coupled to each other.

Meanwhile, as shown in FIG. 10, the first scaffold 100 has at least one wheel W1 disposed on a bottom thereof, and the link bar 300 has a surface contact or bearing (not shown) without a restoring means. It is fixed by the fixture 160 in the inserted state is rotated up and down by a set angle.

Here, when the restoring means is not provided inside the first scaffold 100, the rotation of the first scaffold 100 is fixed to the bottom surface of the scaffold member 110, and then the fastener 160 is fixed. It is possible to fix the insert into the inner circumferential surface or the inner circumferential surface of the support member 162 of the) and to insert the tip of the link bar 300.

On the other hand, when the restoring means is not provided inside the first scaffold 100, the set angle rotation of the first scaffold 100 is limited to the angle of the groove 164 so that the rotation angle is limited at both ends of the support member 162. Is formed and the stopper 310 is a stopper on both ends of the outer peripheral surface of the link bar 300 corresponding to the angle limiting groove 164 is provided to be fixed in a spiral fastening or interference fit method through the angle limiting groove 164 The first footrest 100 is rotated by the protrusion 310 positioned therein by the length of the angle limiting groove 164.

At this time, the length of the angle limiting groove 164 is to be formed in consideration of the foot member 110 is not in contact with the floor, especially when the lower portion of the first footrest 100 is rotated in either direction.

In the present exemplary embodiment, the angle limiting groove 164 and the protrusion 310 are formed at two ends before and after the support member 162 and the link bar 300, but the number of increase and decrease and the change of the shape are changed. It is possible.

The fastener 160 is a plate-like upper surface is fixed to the bottom surface of the scaffold member 110 in the shape of a pipe or the like is formed inside the hollow so that the link bar 300 can be inserted into the plate-shaped bottom surface around both sides The support member 162 through which the angle limiting hole 164 is formed is provided.

On the other hand, the rotation angle limitation of the first scaffold 100 to form an angle limiting hole 164 in the fixture 160 separately provided as described above and to the projection 310 to the link bar 300 to correspond thereto Formation is possible by the combination of these, in addition to the fixed end 160 to make the same function instead of the rear end of the scaffold member 110 to a predetermined thickness after inserting fixed to the link bar 300 to limit the angle The hole 164 and the protrusion 310 may be variously performed.

In addition, as another restoring means, although not shown in the drawing, a coil spring or a magnet may be provided between the scaffold member 110 and the link bar 300 to generate a repulsive force due to the same pole.

The second scaffold 200 is located at the rear side as shown in FIGS. 2 and 3 to the left and right in a horizontal direction by a hinge 300a provided at the rear end of the link bar 300 within a limited angle. It is moved and configured by subdividing the scaffold member 210 and the second scaffold cover 220.

The scaffold member 210 is a plate on which an occupant's foot is placed, and is formed in a "ㅓ" shape that is symmetrical to the shape of the scaffold member 110 when viewed from the top, and can be changed in shape.

The second scaffold cover 220 is formed to be smaller than the area of the scaffold member 210 and the edge thereof is extended to be fixed to the scaffold member 210 and fastened to the bottom of the scaffold member 210 by bolts or the like. However, the shape has a thickness and is formed in a square pillar shape and the hinge 300a of the link bar 300 is connected to the front end of the center. (See Figure 11)

In addition, the second footrest cover 220 has an extension part extending from the front end of the hinge 300a or the rear end of the hinge 300a so as to limit the rotation angle on both sides of the link bar 300 therein. Rotation angle limiting member 222 is further provided on both sides of the (not shown).

The rotation angle limiting member 222 is a pair of upright cylindrical shapes, the interval between which is fixed to the second scaffold cover 220 or a hole in the longitudinal direction with a bolt or the like at the bottom of the second scaffold cover 220. It can be fixed to be moved along.

And the bottom of the footrest member 210 of the second footrest 200 is provided with wheels W2, which are casters having at least one directional or non-directionally transversely, in this embodiment it is illustrated that two are provided.

On the other hand, the second footrest 200 may be further provided with a link bar fixing member for fixing the position so as to prevent the rotation of the link bar (300).

11 to 13, the link bar fixing member is disposed in an inward direction to block rotation of the link bar 300 on both sides of the link bar 300 adjacent to the hinge 300a. There is a pair of cam members 230 that rotate.

Here, the cam member 230 is rotated by being fixed between the scaffold member 210 and the second scaffold cover 220 with a hinge portion at each end eccentric as shown in Figure 12 and the upper end of the hinge portion It protrudes to the outside of the scaffold member 210 to allow the occupant to hold and turn.

That is, when the cam member 230 rotates the cam member 230 in the outward direction of the link bar 300, the link bar 300 is rotated by the interval therebetween and the cam member 230 is turned inside. When rotated in each direction, the eccentric top end of the cam member 230 presses both sides of the link bar 300 so that the first and second scaffolds 100 and 200 are integrally fixed.

As shown in FIG. 13, the link bar fixing member has a groove 300b formed at the rear end of the hinge 300a and moves forward and backward in a sliding manner to the upper end 200 of the second scaffold. When the link bar fixing member is inserted into the groove 300b is a sliding member 240 to prevent the hinge (300a) is rotated.

That is, the sliding member 240 moves the sliding member 240 back and forth along the longitudinal hole formed in parallel with the link bar 300 in the scaffold member 210 of the second scaffold 200. When the tip is inserted into the groove 300b formed at the rear end of the hinge 300a, the link bar 300 fixed to the tip of the first footrest 100 is locked so as not to rotate.

As a result, when the sliding member 240 is moved forward and inserted into the groove 300b, the hinge 300a is fixed in position so that the first and second footrests 100 and 200 are integrally fixed.

Although the link bar fixing member is not shown in another embodiment, a circular or polygonal groove in which at least one is formed at an upper end of the hinge 300a is formed in a vertical direction and corresponds to the groove, and thus the scaffold member 210 is formed. A connecting groove is formed to be connected to and connected to the pin through a connecting groove of the scaffold member 210 to be inserted into the groove.

The link bar fixing member may be usefully used when moving down hills or downhills.

Meanwhile, the first scaffold 100 and the second scaffold may be connected to the first scaffold 100 or the second scaffold 200 by connecting the other scaffold 100, 200 from one scaffold 100, 200. A hand carrier 250 having a locking function and a handle function for fixing the position of the 200 may be further provided.

Here, the hand carrier 250 is a side wall of the first footrest cover 120 of the first footrest 100 or a sidewall of the second footrest cover 220 of the second footrest 200, otherwise, the first footrest Both sidewalls of the first scaffold cover 120 of 100 or both sidewalls of the second scaffold cover 220 of the second scaffold 200 are provided.

" 형태로 형성되며 상기 제1 발판(100)의 제1 발판 커버(120) 일 측벽에 구비되고 상기 제2 발판(200)의 발판부재(210) 상면에 이 핸드 캐리어(250)의 회전 부위 선단이 삽입되어 고정되는 "ㄱ" 자 형상의 홈부(252)가 형성되는 것으로 예시하되, 평 상시에는 상기 핸드 캐리어(250)를 상기 제1 발판(100)으로 회전시켜 놓았다가 언덕을 내려가거나 이동이 요구될 때 상기 제2 발판(200)으로 회전시켜 이 핸드 캐리어(250)의 선단이 발판부재(210)의 홈부(252)로 삽입되게 하면 제1 발판(100)과 제2 발판(200)이 고정되는 것이다.One embodiment of the hand carrier 250 is shown in FIG.

"And formed on one side of the first scaffold cover 120 of the first scaffold 100 and the top of the rotation part of the hand carrier 250 on the upper surface of the scaffold member 210 of the second scaffold 200. Is inserted into and fixed to form a "b" shaped groove 252 is formed, but usually rotates the hand carrier 250 to the first scaffold 100 to move down the hill or move When required, the first footrest 100 and the second footrest 200 may be rotated by the second footrest 200 so that the tip of the hand carrier 250 is inserted into the groove 252 of the footrest member 210. It is fixed.

On the other hand, the hand carrier 250 is bent inward to rotate the inner side to increase the coupling force when combined with the groove 252 and the other end is fixed to the head so that the area is enlarged inside the first scaffold cover 120 A spring S is provided between the head and the inner wall of the first scaffold cover 120 so that the first carrier cover 120 is always supported by the restoring force of the spring S. In the) direction.

At this time, the front surface of the groove portion 252 corresponding to the bent portion of the hand carrier 250 is formed with a jaw 252a which partially prevents the detachment of the tip of the groove portion 252, thereby forming the hand carrier 250. In the case of separating from the groove 252, the hand carrier 250 is pulled by applying an external force in the opposite direction to which the restoring force of the spring S is applied to release the bent portion caught by the jaw 252a. If it is separated from the groove 252.

Furthermore, a plurality of protrusions 254 are formed at both upper ends of the sidewalls facing each other in the groove 252 to prevent the hand carrier 250 from being detached unless the force is inserted to some extent. Grooves (not shown in the drawing) that are symmetrical with the grooves 252 may also be formed in the scaffold member 110 of the scaffold 100.

" 형태로 형성되며 상기 제1 발판(100)의 제1 발판 커버(120) 양 측벽에 구비되고 상기 제2 발판(200)의 발판부재(210) 상면에 이 핸드 캐리어(250')의 회전 부위가 삽입되어 고정되는 "1" 자 형상의 홈부(252')가 형성되는 것으로 예시하되, 평상시에는 상기 핸드 캐리어(250')를 상기 제1 발판(100)으로 회전시켜 놓았다가 언덕을 내려가거나 이동이 요구될 때 상기 제2 발판(200)으로 회전시켜 이 핸드 캐리어(250)의 회전부를 발판부재(210)의 홈부(252')로 삽입되게 하면 제1 발판(100)과 제2 발판(200)이 고정되는 것이다.And another embodiment of the hand carrier 250 'is shown in FIG.

"And formed on both sidewalls of the first scaffold cover 120 of the first scaffold 100 and on the upper surface of the scaffold member 210 of the second scaffold 200, the rotation part of the hand carrier 250 ′. Is illustrated as being formed with a "1" shaped groove portion 252 'is inserted, but usually rotates the hand carrier 250' to the first scaffold 100 to move down the hill or move When the rotation of the hand carrier 250 is inserted into the groove 252 'of the foot member 210 when the rotation is performed to the second footrest 200 when the first footrest 100 and the second footrest 200 are required. ) Is fixed.

In addition, a plurality of protrusions 254 'are formed at both upper ends of the sidewalls facing each other in the groove 252' to prevent separation of the inserted hand carrier 250 ', thereby preventing the separation of the first footrest 100. The scaffold member 110 may also have a groove portion (not shown) that is symmetrical with the groove portion 252 '.

As shown in FIGS. 2, 3, and 10, the link bar 300 has a first end and a rear end connected between the first footrest 100 and the second footrest 200, respectively, and are provided at the front end. It is connected to the restoring means 130 so that the footrest 100 can be torsionally rotated up and down, and the second footrest 200 provided at the rear end is rotated to the hinge 300a, which is the starting point of rotation. It is connected to the second scaffold cover 220 by.

Here, the front end of the link bar 300 is coupled to the restoring means 130 through the support block 122 or the support bearing, and is separated by fastening with a nut N at the foremost of the restoring means 130. Spirals are formed to prevent them.

That is, the link bar 300 is provided in the horizontal direction so that the end of the cylindrical shape is formed with a spiral for fastening the nut (N) on the front surface thereof and the rear end thereof is the second of the second footrest 200 therein. A hinge 300a provided with a bearing is coupled to the shaft formed at the center of the upper surface of the scaffold cover 220.

Further, the hinge 300a of the link bar 300 has stepped grooves formed at positions perpendicular to the footrest member 210 and the second footrest cover 220, respectively, and is fixed with bolts and nuts through the stepped grooves. The stepped groove top of the scaffold member 210 may be attached with a sticker having a logo or the like in a corresponding size.

On the other hand, the link bar 300 is an elastic body such as a leaf spring, the front end is fixed to the first scaffold cover 120 with a bolt or the like and the rear end is the hinge 300a facing the first scaffold cover 120. In this case, the leaf spring may be provided in a horizontal state in addition to the upright state.

Therefore, in the boarding process of the link-type skateboard of the present invention, as shown in FIGS. 2 to 14a and b, the first scaffold 100 twists up and down based on the link bar 300 when driving the skateboard. The rotational movement, the second footrest 200 is a torsional rotational movement of the first footrest 100 and the skateboard to be carried out when the direction of the skateboard while the left and right rotational movement from the hinge 300a as a starting point Parallelism of the left and right rotation of the second scaffold 200 to be performed at the time of propulsion.

In this case, when the skateboard passes through the portion where the unevenness is formed on the ground, the front wheel W1 is different from the rear wheel W2 so that the torsional movement is applied to the first foot plate 100. However, torsion to correspond by the restoring means (130, 140, 150) provided at the tip of the link bar 300, and if the ground traveling evenly to return to the original position by the restoring force is warped in the first footrest 100 Even if this occurs, the link bar 300 is prevented from being damaged.

In addition, any one of the cam member 230, the sliding member 240, or the pin shape may not be rotated by fixing the link bar 300 to the second scaffold 200 when going down a hill when the skateboard is running. It can be realized by the link bar fixing member that is adopted as one, so the hill can be driven with stability.

As described above, the hand carriers 250 and 250 ′ which connect the first footrest 100 and the second footrest 200 when the skateboard runs down the hill or move with the skateboard are more. The hand carriers 250 and 250 'provided in the first scaffold 100 are inserted into the grooves 252 and 252' formed in the scaffold member 210 of the second scaffold 200. do.

Linked skateboard according to another embodiment of the present invention is composed of a first footrest 100, a second footrest 200 and a link bar (300 '), as shown in Figure 15, the second footrest 200 ) Has the same structure and function as that of the foregoing embodiment, and thus a detailed description thereof will be omitted.

The first scaffold 100 is positioned in front to allow the tip of the link bar 300 ', which is an elastic body such as a leaf spring, to be fixed, and to the scaffold member 110 and the first scaffold cover 120'. It is composed of subdivisions. At this time, the scaffold member 110 has the same structure and function as that of the previous embodiment, so a detailed description thereof will be omitted.

The first scaffold cover 120 'is formed with a slot 121 having a slot shape corresponding to the upright end thereof so that the front end of the link bar 300' can be inserted into the center of the rear wall thereof. A plurality of spiral grooves are formed on both side walls so that the link bar 300 'inserted through the 121 may be firmly fixed by bolts B or the like.

The link bar 300 'is provided in a horizontal direction, and the upright leaf spring is grafted thereto, and the rear end is connected to the center of the front end of the hinge 300a' by welding, and the front end is the first scaffold cover 120 '. In the groove 121 is firmly fixed. In particular, by connecting the first footrest 100 and the second footrest 200 of the link-type skateboard with a leaf spring or the like, even if a torsion occurs in any one of the first and second footholds 100 and 200, If it is removed, it returns to the original position. However, the second scaffold 200 is rotated left and right in the horizontal direction by the hinge 300a 'as in the previous embodiment. In this case, the leaf spring may be provided in a horizontal state in addition to the upright state.

In the detailed description of the present invention described above with reference to the preferred embodiment of the present invention, the scope of protection of the present invention is not limited to the above embodiment, and those skilled in the art of the present invention It will be understood that various modifications and changes can be made in the present invention without departing from the spirit and scope of the invention.

1 is a bottom perspective view showing a conventional linked skateboard.

2 and 3 are a bottom perspective view and a bottom view of the link-type skateboard according to an embodiment of the present invention.

4 is a view showing a first scaffold cover in the link-type skateboard.

5 to 9 are side cross-sectional views showing restoring means for each embodiment in the link-type skateboard.

10 is an exploded perspective view showing that the link bar is fixed in a state where there is no restoring means on the first footrest in the link-type skateboard.

FIG. 11 is a view illustrating a second scaffold cover in the linked skateboard. FIG.

12 and 13 are views illustrating the link bar fixing member according to embodiments of the link type skateboard.

14A and 14B are plan views illustrating hand carriers according to embodiments of the linked skateboard.

15 is a bottom view illustrating a state in which an elastic body is grafted to a link bar in the link-type skateboard according to another embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: first scaffold 110: scaffold member

120: first scaffold cover 130, 140, 150: restoring means

132: first leaf spring 134: first support member

136: auxiliary block 142: second leaf spring

144: first stop member 146: angle limit projection

152: rubber block 154: second support member

160: fixture 164: angle restriction groove

200: second scaffold 210: scaffold member

220: second footrest cover 222: rotation angle limiting member

230: cam member 240: sliding member

250, 250 ': hand carrier 300: link bar

300a: hinge 300b: groove

W ₁ , W ₂ : wheels

Claims (22)

In the skateboard, A first scaffold provided with at least one wheel on a bottom thereof, the restoring means being provided therein so as to be returned to its original position when the external force is removed after being rotated up and down by a set angle; A second scaffold provided on at least one wheel to rotate left and right within a limited angle; And A link bar having a front end connected to the restoring means of the first footrest and a rear end hinged to the second footrest; Link type skateboard comprising a. The method of claim 1, The first type scaffolding cover is fixed to the bottom of the first footrest, the link type skateboard, characterized in that the inside of the first footrest cover is provided with a support block for supporting the outer surface of the link bar in contact with the surface. The method of claim 1, The first type scaffold cover is fixed to the bottom surface of the first scaffolding, the link type skateboard, characterized in that the inside of the first scaffold cover is provided with a support bearing for supporting the outer surface of the link bar in partial surface contact. The method of claim 1, The restoring means is a link-type skateboard, characterized in that provided in the direction perpendicular to the link bar. The method of claim 4, wherein the restoring means, A first plate spring having a "-" shape that partially cuts the leading end portion of the link bar and inserts and fixes the center portion at the cut portion to provide a restoring force during torsional rotation of the first footrest; And First support members provided at upper and lower ends of the first leaf spring to support the first leaf spring; Link type skateboard, characterized in that consisting of. The method of claim 4, wherein the restoring means, A first stop member having a rectangular pillar shape fixed to the tip of the link bar; And Second leaf springs provided in contact with upper and lower ends of the first stop member to provide ash display restoring force of the first footrest; Link type skateboard, characterized in that consisting of. The method of claim 6, The second leaf spring is a link-type skateboard, characterized in that the cross-sectional shape of the opposite side is formed in a "two" or "c" shape. The method of claim 6, Link-type skateboard, characterized in that the angle limiting projections for limiting the rotation angle of the first footrest is provided on both upper and lower ends of the first stop member which is not in contact with the second leaf spring. The method of claim 4, wherein the restoring means, A rectangular block rubber block fixed to the tip of the link bar; And Second support members provided to contact both upper and lower ends of the rubber block to support the rubber block; Link type skateboard, characterized in that consisting of. The method of claim 5, Link-type skateboard further comprises an auxiliary block for fixing the first leaf spring is inserted into the front end of the link bar. The method of claim 1, The first footrest is provided with at least one wheel on the bottom and the link bar is fixed to the fastener without restoring means so that the first footrest is freely rotated up and down by a set angle. The method of claim 11, The fastener is fixed to the bottom surface of the scaffold member is inserted into the front end of the link bar and the fixing member is formed with a support member formed with at least one angle limiting groove at both ends so as to limit the rotation angle of the first scaffold Link skateboard, characterized in that the projection is provided with a stopper correspondingly positioned in each of the angle restriction groove at both ends. The method of claim 1, The second scaffold has an extension portion extending from the front end of the hinge or the rear end of the hinge to limit the rotation angle at both sides of the link bar to the second scaffold cover provided therein and to limit the rotation angle on both sides of the extension part. Link type skateboard, characterized in that the member is further provided. The method of claim 13, Link-type skateboard, characterized in that the second footrest is further provided with a link bar fixing member for fixing the position to prevent the rotation of the link bar. The method of claim 14, wherein the link bar fixing member, Linked skateboards, characterized in that the pair of cam members that rotate to block the rotation of the link bar on both sides of the link bar adjacent to the hinge in the second footrest. The method of claim 14, wherein the link bar fixing member, Linked skateboard, characterized in that the groove is formed in the rear end of the hinge and the sliding member to be caught in the groove by the sliding operation on the top of the second footrest. The method of claim 14, wherein the link bar fixing member, Linking skateboard, characterized in that the at least one groove is formed on the upper end of the hinge is formed in the pin shape to insert through the upper portion of the second footrest in the groove. The method of claim 1, Linked skateboard, characterized in that the first footrest or the second footrest is further provided with a hand carrier which is fixed to the position by connecting the other one in the handle. The method of claim 18, wherein the hand carrier, Linked skateboard, characterized in that one end or both ends are fixed to the side wall of any one of the first footrest or the second footrest is inserted into the groove formed on the other footrest. The method of claim 1, The wheel is a linked skateboard, characterized in that the caster having a directional or non-directional. In the skateboard, A first footrest provided with a wheel which is a caster having a directionality on a bottom surface thereof; A second footrest provided with two wheels, which are casters having at least a directional direction, on the bottom thereof and rotated left and right within a limited angle; And A link bar having a front end connected to a bottom of the first footrest and a rear end connected to the second footrest by a hinge; Link type skateboard comprising a. The method of claim 21, The link bar is a link skate, characterized in that the elastic body.

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