KR100469159B1 - Caster skate - Google Patents

Abstract

PURPOSE: Provided is a caster skate that is equipped with a caster for braking and an accelerating device, and capable of creating sea-saw motion to the sole of a foot of a user. CONSTITUTION: The caster skate includes a pair of bases(110) having a buffer(120) on a bottom surface of the rear end; a pair of rotating units(140) rotatably installed at the central portion of the lower side of the bases(110), respectively, for making sea-saw motions; accelerating devices(150) installed on the front ends of the upper sides of the bases(110), respectively, accelerating along the swing of a pendulum; and main casters(160,170) moving in the direction of an external force and providing a braking force to a wheel located on the front end.

Description

Caster skate {Caster skate}

The present invention relates to caster skates, and more particularly, a caster having a braking device that provides directionality, propulsion or stopping force under the boot, seesaws in a certain range, and is capable of accelerating itself by inertia. By providing an accelerator to the caster skate, it is related with the caster skate which made it easy to generate the propulsion force according to the change of direction, and to promote safety by a braking device.

In general, the caster (Caster) is a roller attached to the base to move the article, such as overweight or overweight to the desired position easily, the type is largely fixed and fixed with a roller arm installed a roller on the base In addition, the roller arm with the roller installed is divided into a movable type which allows the moving direction to be determined, and such a movable caster rotates the roller in the desired direction when the driver applies a force in a direction that the driver wants to go. It is possible.

In addition, by using various casters that can easily change the direction, in recent years, casters are attached to skates, unlike casters of ordinary in-line skates, casters having directionality are attached to the bottom of the skates. As a result, the driving force is gaining popularity as a kind of play equipment with the movement effect.

Conventional board-type exercise equipment is a board (1) to allow the user to move forward and change the balance while the user's feet on both sides as shown in Figure 10; It consists of a guide shaft (2) coupled to the lower side of the board (1) and a plurality of wheels (3) coupled to the guide shaft (2).

In particular, the guide shaft (2) is coupled to the lower side of the board (1), but is coupled to enable a slight flow using a hard rubber material or the like as an intermediate medium member, the direction change function according to the user's intention Done.

That is, the user of the board-type exercise equipment is balanced in a state where both feet are placed on the upper side of the board (1), and when it is going to move forward, it gains power by pushing its weight with one foot. do.

In addition, when the user wants to change the direction while moving forward by tilting the body to the left and right while standing on the board (1) by operating the guide shaft (2) coupled to the flow by the hard rubber material The traveling direction of the board 1 is changed.

Therefore, when the user tilts his or her body to the right, the right part of the board 1 is inclined, and the board 1 is turned in the right direction by the flow of the guide shaft 2. Here, when the body is inclined to the left side, the left part of the board 1 is inclined, and the board 1 is turned to the left direction by the flow of the guide shaft 2.

The conventional wheeled shoe-type exercise device has a form in which the rolling wheel 5 is partially protruded to the lower end of the heel of the shoe 4 forming a general sneaker as shown in FIG. 12.

The user will put the foot inside the shoe 4 and then use it.

That is, the user usually walks in the state of wearing the shoe 4, and when necessary, moves by using the wheel 5.

At this time, the user lifts the front part of the shoe (4) to make the rolling wheel (5) to the bottom to the rolling motion by the rolling wheel (5), while using the rolling wheel (5) If you want to stop again, the previous part of the shoes (4) that were heard before you go down and walk again as usual.

However, in the conventional board-type exercise equipment as described above, the user must bring the exercise equipment separately from the shoes he is wearing, and the board-type exercise equipment is large and inconvenient to bring it. It is inconvenient to exercise at all times, and the rotation radius is increased because the body is twisted from side to side, there is no separate braking device in the exercise equipment itself, so that the braking is difficult for beginners who are not skilled, there is a problem that is not safe to use.

In addition, the wheel-type shoe-type exercise device according to the prior art is usually walking to move by using the wheel attached to the heel by lifting the front part of the shoe only when necessary, depending on the degree of protrusion of the wheel Confusion occurs in walking and rolling movements, and due to a slight malfunction during the walking movement, unlike the doctor's intention, the movement is changed by the rolling movement of the rolling wheels, and the risk is always inherent. Like the mechanism, there is no separate braking device on its own, so the braking is difficult during movement due to the rolling action, and thus there is a problem in that it is not safe to use.

The present invention has been made to solve the above problems, the object of which is to provide an accelerator which can be accelerated due to cold movement as well as braking of any one of the plurality of directional casters provided on the caster skate, It is to provide caster skates that can achieve a diet effect due to the seesaw exercise of the sole.

1 is an exploded perspective view showing a caster skate according to a first embodiment of the present invention.

2 is a side view illustrating the caster skate.

3 is a cross-sectional view illustrating the accelerator of FIG. 2.

4 is a cross-sectional view showing an embodiment of the main caster of the caster skate according to the first embodiment of the present invention.

5 is a cross-sectional view showing another embodiment of the main caster according to FIG.

6 is a cross-sectional view illustrating the rear of the caster skate according to the first embodiment of the present invention.

7 is a plan view illustrating a state in which the caster skates according to the second embodiment of the present invention are coupled to each other.

8 is a plan view illustrating a state in which caster skates according to a third embodiment of the present invention are coupled to each other.

9 is a plan view illustrating a state in which the caster skates according to the fourth embodiment of the present invention are coupled to each other.

10 is a perspective view showing a conventional board-type exercise equipment.

11 is a side view showing a conventional wheeled shoe-type exercise device.

<Explanation of symbols for the main parts of the drawings>

100, 100 ': Caster skate 110, 110': Base

111: extension part 120: buffer part

130, 130 ': Boots 140, 140': Hoedonggu

144: hinge 150: accelerator

158: moving weight 159: buffer member

160, 170: Main caster 164, 164 ': Wheel

165, 165 ': Braking pin 166: Braking member

166 ': Braking part 168': Metal disc

180: auxiliary casters 181, 167 ': magnet

182: iron plate 184: connecting rod

190: elastic bar

In order to achieve the above object, the present invention provides a pair of bases provided with a fastener to which the boot is attached or detachable in a state where the boots are worn and provided with a shock absorbing unit for providing a cushioning force to the bottom of the rear end; A pair of pivoting holes provided to be rotatable near the lower center of the base to move the seesaw; An acceleration device which is installed at each of the top end portions of the rotation hole to obtain acceleration in a cold movement in left and right directions; A plurality of main casters having directionality and braking properties, including a main caster having a plurality of fixed to the bottom surface of the base and generating a braking force by applying an external force to a wheel positioned at the foremost end according to a direction in which an external force is applied. Therefore, the wearer is provided with a driving force and a braking force according to the left and right movements to promote safety, and an acceleration device is provided to increase the driving force according to the left and right movements.

In addition, the shock absorbing portion in the present invention is a housing formed with a male screw portion on the upper circumferential surface and the hollow inside and the male screw formed on the bottom; A cap having an open upper end formed with a female thread coupled to the male thread of the housing; A shaft which is provided inside the housing to which the cap is fastened to move up and down to be sunk; A pivoting hole which is integrally formed in the middle of the shaft and is formed at an inner upper end of the shaft and interposed with an extension smaller than the inner diameter to provide an elastic force, thereby providing a resilient force on the lower side of the base. It is preferable because it provides a restoring force during the seesaw movement of the rotational sphere while maintaining a constant interval of the base.

In addition, the acceleration device in the present invention protects the internal components and the lower side of the case opening; A shaft provided inside the case, the both ends of which are supported by a fixture; A moving weight extending on an upper end of the middle portion of the shaft and rotating left and right by an arbitrary angle by an external force; A buffer member installed on both sides of the moving weight to provide an elastic force so that the external force applied to the moving weight can be maintained, and when the rotary force is first applied to the moving weight, the buffer member is continuously provided by the buffer members provided on both sides of the moving weight. According to the reciprocating motion, the driving force is increased according to the left and right movement of the wearer.

In addition, the main caster in the present invention is composed of a plurality of which generates a braking force is a stator fixed to the bottom of the rotation hole; A rotor positioned below the stator and having a wheel rotating freely with a plurality of balls interposed therebetween; The elastic member is provided in the center of the stator and the rotor so as to be elevated in an upright position, and is provided to press and brake the outer circumferential surface of the wheel, and the braking member is attached to the lower portion and provides a restoring force in a state where the pressing force is removed. When the wearer presses the braking pin extended to the inside of the boot with the toe, the braking member provided on the lower portion of the braking pin by the pressing force is braked by the frictional force by pressing the wheel. The caster skate 100 of the present invention will be described with reference to the accompanying drawings as follows. The caster skate 100 according to the first preferred embodiment of the present invention is provided in a pair as shown in FIG. As a separate fixture (not shown in the drawing) to secure the boots 130 or shoes (not shown in the drawing) on the upper surface is provided A base 110 including a hinge part 144 fixed at a predetermined interval spaced from a central part, a buffer part 120 installed at the rear of the base 110 and coming out from the base 110, and a bottom surface of the base 110. A rotational opening 140 that is spaced apart and pivoted back and forth in a state coupled to the middle of the hinge portion 144, and an acceleration device 150 provided at an upper end of the upper surface of the rotational opening 140 to increase driving force, and the rotational opening ( It consists of a main caster 160 for providing a braking force by pressing the wheel 164 to the bottom end of the 140, the main caster 170 for providing only the direction and the auxiliary caster 180 to reduce the radius of rotation.

The base 110 may be provided with a fastener such as a strap so that the boots 130 are integrally attached to the top surface or to fix the shoes worn by the user, and the shoes may be mounted thereon. The hinge portion 144 spaced downward is fixed by the bolt (B).

The hinge portion 144 is welded to the ends of the pair of bolts (B) provided on the base 110 in a hollow pin shape inside the joint 145 in the state of being inserted into the hole of the protrusion 142 of the turning hole 140. .

As shown in FIG. 6, the shock absorbing part 120 has a male screw part 124 formed on the upper circumferential surface thereof so that the male screw part 124 is fastened to the female screw part 132 formed at the rear of the bottom of the boot 130. Is hollow and has a housing 122 having a male screw at the bottom thereof, a female screw formed to be assembled and disassembled by being coupled to the male screw of the housing 122, and a cap 126 having an open top, and the cap 126 is The shaft 128 which is provided inside the fastened housing 122 to be lifted and retracted from the inside, and an extension part integrally formed in the middle of the shaft 128 and larger than the diameter of the shaft 128 and the housing It is formed on the inner top of the 122 is made of a spring (S) to provide an elastic force to intervene between the extensions smaller than the inner diameter of the housing 122 to return to its original position when the shaft 128 is raised.

As shown in FIG. 2, the pivot 140 is inserted into a hole of the protrusion 142 protruding downward into the circumferential surface of the hinge 144 installed at the lower side of the base 110 so that the hinge 144 is inserted. The seesaw movement by rotating by a predetermined angle to the starting point.

Here, the rotating hole 140 located below the base 110 is the front surface of the base 110 by the buffer unit 120 provided at the rear of the rotating hole 140 as shown in Figs. The corners and the front corners of the rotational holes 140 are always in contact with each other, and when the force is applied to the heel artificially, the rear corners of the base 110 from the rear corners of the rotational holes 140 starting from the hinge part 144. The shaft 128 provided in the shock absorbing portion 120 is raised to rotate in contact with the shaft 128, and the shaft 128 compresses the spring S. Here, when the force is removed, the shaft 128 is lowered by the elastic force of the spring S provided in the shock absorber 120, so that the front edge of the base 110 and the front edge of the rotational hole 140 again. Contact.

As described above, the front edge portion of the base 110 and the front edge portion of the pivoting hole 140 are always in contact with each other unless the rear end of the base 110 is pressed, so that the seesaw motion is performed according to the force applied to the toes and the heel.

As shown in FIGS. 2 and 3, the accelerator 150 is provided at the front end of the base 110 and has a hollow inside and a case 152 having a lower side opened so as to protect internal components from the outside. Both ends of the case 152 are supported by the fastener 156 and are rotated by the shaft 154, and an external force is extended by an arbitrary height at an upper end of the middle portion of the shaft 154. The moving weight 158 moving in the applied direction and the moving weight 158 is provided to be able to move to the other side of the opposite side after hitting one side if the moving weight 158 is moved to one side which is the direction in which the external force is applied It is made of a buffer member 159 is installed on both sides of the moving weight 158 to provide an elastic force, so that the basic energy, that is, the minimum repulsive force.

That is, in the process of generating a propulsion force on the caster skate 100 by twisting the body to the left and right, if the body tilts to the right of one of the left and right sides, the moving weight 158 provided inside the accelerator 150 is inclined to the body. It moves to the right to collide with the buffer member 159 provided on the right side, and when the collision with the right buffer member 159, the right buffer member 159 moves the moving weight 158 in the opposite direction with a minimum of repulsive force. Rebound to the position and the moving weight 158 is rotated toward the vertical direction by the repulsive force, at this time, when the body tilts to the left side in the opposite direction, the moving weight 158 that has already hit the right buffer member 159 is Since the vertical direction is reached, the movable rod rotates to the left buffer member 159. In addition, the moving weight 158 collides with the buffer member 159 on the left side, so that the least amount of repulsive force is used to rotate the movable weight 158 toward the right buffer member 159 opposite to the left buffer member 159. When the left cushioning member 159 is provided to tilt the body from the left to the right, the movable weight 158 has already reached the vertical direction by the repulsive force of the left buffering member 159 and has reached the vertical weight thereof. The body tilts to the right side and easily moves to the right side. Thus, the moving weight 158 moves side to side as the body is inclined, and the buffer member 159 tilts the body in one direction thereof. When the moving weight 158 rotating in the inclined direction is moved in the opposite direction, if the moving weight 158 stops in contact with the buffer member 159 without providing a repulsive force in the buffer member 159, the stop Half the moving weight (158) In order to move toward the direction, a large amount of energy must be provided, so that the minimum amount of repulsion energy is provided to the moving weight 158 to tilt the body to the left and right in the process of twisting the body left and right, and then to tilt the body to the left axis. Since the moving weight 158 is rotated in the other direction due to the inertia generated by the repulsion generated from the shock absorbing member 159 provided on the right side, the inertia and the moving weight 158 when the body is tilted to the left side in the other direction. The moving weight 158 spaced apart from the right buffer member 159 rotates to the left side to move to the left buffer member 159 due to its own weight, and at this time, hits the left buffer member 159 to a predetermined position. Therefore, the repulsion is repeated. Therefore, the moving weight 158 also rotates in the tilting direction according to the tilting direction again and again. When 158 strikes any one of the buffer members 159, the energy is increased in the hit direction as the impact energy is added, and the moving weight 158 strikes and repels the buffer members 159 provided on both sides. In addition to the propulsion force generated by twisting the body to the caster skate 100 in accordance with the increase in the energy generated in the energy added by the accelerator 150 is to provide an acceleration force to the caster skate 100.

On the other hand, the accelerator 150 may be provided so that the moving weight 158 in the predetermined position on the bottom surface of the base 110 so that the acceleration force can be generated in the front and rear direction of the caster skate 100. .

As shown in FIG. 4, the main casters 160 and 170 are installed in a plurality of caster skates 100, and the main casters 160 positioned at the front end provide directionality and braking property, and are positioned at intermediate portions. The main caster 170 only provides directionality.

Here, the main caster 160 that provides the directionality and braking properties is the stator 161 is fixed to the bottom of the pivoting hole 140, and the ball 163 is located in the lower side of the stator 161 and intervened therebetween As the bearing serves as a bearing, the rotor 162 is provided with the wheel 164 rotating freely and rotated at a lower portion thereof, and the stator 161 and the rotor 162 are provided at the center of the rotor 162 to be elevated. It is positioned so that, when descending is made of a braking pin 165 is attached to the braking member 166 at the bottom to brake by pressing the outer peripheral surface of the wheel 164.

Here, a spring (S) for providing a restoring force is provided between the base 110 and the rotation hole (140) by removing the pressing force of the braking pin (165).

In addition, the main caster 170 that provides only the directionality includes a stator 161, a rotor 162, a ball 163, and a wheel 164, similar to the main caster 160 provided to provide directionality and braking property. Is done.

On the other hand, the auxiliary caster 180 provided on the rear end of the rotating hole 140 is used to reduce the rotation radius during rotation. That is, one of the caster skate 100 is a plurality of main casters (160, 170) to the ground and lifts the front of the foot of the other caster skate 100, the main caster 170 and the auxiliary caster 180 located in the middle When the driving force is applied in the state in contact with the ground is to rotate the auxiliary caster 180 to the starting point is to reduce the radius of rotation.

As shown in FIG. 5, the main caster according to another embodiment of the present invention includes a stator 161 ′ fixed to the bottom of the pivot hole 140 ′, and a plurality of balls located between and below the stator 161 ′. 163 'is intervened and the ball 163' acts as a bearing to freely rotate, and the rotor 162 'is provided with a wheel 164' which rotates on the lower side, and the rotor 162 ' A wheel 164 'provided with a rotatable lower portion and provided with metal discs 168' on both sides thereof, and provided at a central portion of the stator 161 'and the rotor 162' to be elevated in an upright state. It is positioned and extends from the braking portion 166 'provided with a magnet 167' at the end in an inverted &quot; U &quot; shape so as to be braced by magnetic force close to the metal disk 168 'of the wheel 164' when descending. Consisting of a braking pin 165 '.

That is, when the upper end of the brake pin 165 'is pressed, the magnet 167' of the brake part 166 'extended from the lower side of the brake pin 165' is lowered to attach the metal disc 168 '. The wheel 164 'is braked by the magnetic force of the magnet 167' while being positioned at both sides of the wheel 164 '.

Here, the braking force may be increased by using a magnet (not shown) instead of the metal disc 168 ′ responding to the magnetic force.

Although the main caster of another embodiment of the present invention is not shown in the drawings, it is possible to apply an anti-lock braking system (ABS) for braking by pressing or magnetic force on both sides of the wheel by the intermittent movement of the intermittent device having a simple structure. Can be.

Here, the braking method for pressing the upper or both sides of the wheel or braking by magnetic force is not limited to the embodiment of the present invention and various modifications are possible.

In the caster skate 100 ′ according to the second embodiment of the present invention, as shown in FIG. 7, extensions 111 are formed inwards of respective bases 110 ′ provided with the boots 130 ′, respectively. A magnet 181 for providing a magnetic force is inserted into an outer surface of any one of the extension parts 111, and the extension part 111 of the other base 110 ′ facing the magnet 181. The iron plate 182 is inserted to be attached to the magnet 181 by the magnetic force of the magnet 181.

That is, since each caster skate 100 'is used in a state in which it is attached to each other by magnetic force, it is convenient to hold the center even when a child uses it, and the caster skate 100' may be used even when the respective caster skates 100 'are detached.

The caster skate 100 ′ according to the third embodiment of the present invention has boots 130 ′ as shown in FIG. 8, and each of the extension portions 111 protrudes in the inward direction of the base 110 ′. And providing a connecting rod 184 to insert the extension 111 to be rotatably fixed, and partially cutting one side of the connecting rod 184 and inserting the cut portion into the extension 111. The center of the connecting rod 184 is fixed to the hinge 185 by connecting the connecting rod 184 and the connecting rod 184 which are rotated to the left and right by a predetermined angle, respectively, in an opposing state and intervening a washer 188 on the joining surface. Then, the caster skate 100 'fixed to the connecting rods 184 by the two screws 186 having different spiral directions.

Therefore, each caster skate 100 ′ integrates the plurality of connecting rods 184 by the two screws 186, and the caster skate 100 ′ is rotatably attached to both sides of the connecting rod 184 to caster skates ( The caster skate 100 'is positioned at the front and the other caster skate 100' is positioned at the rear by the connecting rod 184, or the caster skate 100 'is rotated by the connecting rod 184. Is located in the rear and the other caster skate (100 ') is located in the front and rotates like a "X" ruled from the center of the pair of connecting rods 184 to vary the caster skate (100') in accordance with the change of the position of the foot It is possible to ride and support each of the caster skate (100 ') is easy to grasp the center.

As shown in FIG. 9, the caster skate 100 ′ according to the fourth embodiment of the present invention is provided at each of the extension portions 111 protruding inward from the base 110 ′ where the boots 130 ′ are fixed. Even if both ends of the elastic bar 190 having elasticity are fixed to change the position of the caster skate 100 ′, the elastic bar 190 may be returned to its original position by the restoring force of the elastic bar 190.

Therefore, even if the position of any caster skate 100 'in the state of wearing fixed by spaced apart by the elastic bar 190 inside each caster skate 100' is returned by the restoring force of the elastic bar 190 Easy to center and easy to center.

The caster skate of the present invention is attached to the main caster that provides the driving force and braking force by the direction on the bottom of the caster skate is safe for children to use, and the caster is effective for a diet by seesawing a certain range, Rotating weights that rotate left and right are provided and provided on both sides of the pivotal weight to provide a minimum repulsion energy, and to provide an acceleration device that increases the energy to twist the body left and right by the movement of the pivotal weight. This has the effect of increasing.

Claims (13)

A pair of bases provided with a fixed body that is attached to the boot or is detachable in a state where the boots are worn and provided with a cushioning portion for providing a cushioning force to the bottom of the rear end; A pair of pivoting holes provided to be rotatable near the lower center of the base to move the seesaw; An acceleration device which is installed at each of the top end portions of the rotation hole to obtain acceleration in a cold movement in left and right directions; Casters skates comprising a; the main caster is fixed to the bottom surface of the base has a direction in accordance with the direction of the external force is applied to generate a braking force by applying an external force to the wheel located at the very front end. The method of claim 1, wherein the buffer portion, A housing having a male screw portion formed at an upper circumferential surface thereof and having a hollow inside thereof and a male screw formed at a lower portion thereof; A cap having an open upper end formed with a female thread coupled to the male thread of the housing; A shaft which is provided inside the housing to which the cap is fastened to move up and down to be sunk; And a spring integrally formed in the middle of the shaft and interposed with an extension larger than the diameter of the shaft and interposed with an extension smaller than the inner diameter to provide an elastic force. The method of claim 1, wherein the accelerator, A case which protects the internal components and has a lower side opened; A shaft provided inside the case, the both ends of which are supported by a fixture; A moving weight extending on an upper end of the middle portion of the shaft and rotating left and right by an arbitrary angle by an external force; Caster skates comprising a; cushioning member is provided on both sides of the moving weight to provide an elastic force so as to maintain the external force applied to the moving weight. The method of claim 3, wherein Caster skates, characterized in that further provided on the bottom of the base so that the acceleration force of the accelerator in the front and rear direction. The method of claim 1, wherein the main caster, One of which is made of a plurality and generating a braking force is fixed to the bottom of the rotating hole; A rotor positioned below the stator and having a wheel rotating freely with a plurality of balls interposed therebetween; The elastic member is provided in the center of the stator and the rotor so as to be elevated in an upright position and is provided to press and brake the outer circumferential surface of the wheel, and the braking member is attached to the lower portion and provides a restoring force in a state where the pressing force is removed. Caster skate characterized in that it comprises; a braking pin provided. The method according to claim 1 or 5, wherein the main caster, A stator fixed to the bottom of the pivot hole; A rotor positioned below the stator and having a wheel rotating freely with a plurality of balls interposed therebetween; A wheel rotatably provided at a lower portion of the rotor and provided with metal discs on both sides; Braking part provided in the center portion of the stator and the rotor is positioned to be elevated in an upright position and braking by magnetic force in close proximity to the metal disk of the wheel, the magnet is provided at the end in the inverse "U" shape Braking pin consisting of; caster skates comprising a. The method of claim 1, Caster skates, characterized in that the auxiliary caster is further provided to reduce the radius of rotation during rotation at the rear end of the rotating sphere. The method of claim 1, A magnet provided to provide a magnetic force to an outer side of any one of the extension parts protruding inwardly from the pair of bases; Caster skates comprising a; iron plate provided to be attached to the extension of the other base opposed to the magnet by the magnetic force of the magnet. The method of claim 8, A connecting rod pivoting left and right by a predetermined angle by fixing each extension part protruding inwardly from the base by a hinge; And joining the connecting rods in opposing states, respectively, and fastening the two connecting rods with two screws having different helical directions through washers. The method of claim 8, Caster skates, characterized in that the one-piece elastic bar having elasticity and resiliency of the position is provided elastically in each of the extension portion protruding in the inward direction from the base. delete delete delete