CN101360538A

CN101360538A - Skateboard

Info

Publication number: CN101360538A
Application number: CNA2007800015908A
Authority: CN
Inventors: 崔虎声
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-04
Filing date: 2007-06-27
Publication date: 2009-02-04
Also published as: ZA200803949B; KR20080004092A; KR100818786B1

Abstract

Provided is a skateboard. The skateboard includes front and rear boards each including a foot placing unit, a directional caster including at least two connectors respectively disposed on bottom surfaces of the front and rear boards at a predetermined distance, rotating arms rotatably coupled to the connectors respectively, and wheels respectively supported by the rotating arms and rollingly contacting the ground, and a connection unit having both ends axial-rotatably and pivotally connected to one sides of the front and rear boards.

Description

Slide plate

Technical field

The present invention relates to a kind of slide plate, more particularly, relate to a kind of slide plate,, can produce propulsive force by crooked and reverse its a pair of header board and back plate.

Background technology

Generally speaking, slide plate is that a kind of user can step down in both feet the instrument that slides above.Fig. 1 shows the conventional skateboard that is divided into header board and back plate, and it makes the user produce propulsive force by moving both feet along left and right directions.

As shown in Figure 1, traditional slide plate 10 comprises header board 1, back plate 2, direction-caster 3 and attaching parts 4.

In conventional skateboard 10, direction-caster 3 is arranged at the bottom of header board 1 or back plate 2, so that header board 1 and back plate 2 can produce propulsive force.

Attaching parts 4 prevent that the spacing between header board 1 and the back plate 2 from surpassing predetermined distance.

Because attaching parts 4 are flexible parts that header board 1 and back plate 2 are coupled together, therefore when sliding traditional slide plate, the user must use strength of one's legs maintenance header board 1 of oneself and the spacing between the plate 2 of back.This structure of conventional skateboard tires easily the user when sliding.Therefore, the user is difficult to slide for a long time traditional slide plate.And this structure of conventional skateboard can reduce its stability when sliding.

In order to overcome the shortcoming of conventional skateboard, proposed to have the slide plate of rod attaching parts.One end of rod attaching parts uses globe joint to be fixed on the header board, and its other end then inserts in the fixed cell that is arranged at plate lower surface place, back.

Conventional skateboard with rod attaching parts can move pivotally attaching parts, because have only a side of attaching parts to use globe joint to be fixed on the header board.But,, therefore concerning the user, be difficult to bending effectively and reverse header board and the back plate because the radius of pivoting action is very short.

Summary of the invention

The present invention considers above-mentioned shortcoming and designs, therefore the purpose of this invention is to provide a kind of slide plate with header board and back plate, it is connected with each other in flexible and coilable mode, to improve stability, simultaneously produce propulsive force effectively, and make the easy rotation direction of user.

According to an aspect of the present invention, provide a kind of slide plate, it comprises: header board and back plate, and it includes the step unit; Direction-caster, it comprise at least two on the lower surface that is arranged at header board and back plate with preset distance respectively connector, respectively be rotatably connected to the turning arm of connector and support by turning arm respectively and with ground surface the wheel that contacts; And linkage unit, its two ends link to each other in the mode that can axially rotate and pivot with the side of header board with the back plate.

According to a further aspect in the invention, also provide a kind of slide plate, it comprises: header board and back plate, and it all has the center of spill, so that closely face is arranged in the step unit; Direction-caster, it comprise at least two on the lower surface that is arranged at header board and back plate with predetermined space respectively connector, the turning arm that rotatably is connected with connector respectively and support by turning arm respectively and with ground surface the wheel that contacts; The plate female cap, it covers the top of the step unit of header board and back plate respectively; And linkage unit, its two ends link to each other in the mode that can axially rotate and pivot with the side of header board with the back plate.

Slide plate according to an embodiment of the invention comprises linkage unit, and it can axially rotate and move pivotally with respect to fixed cell.That is to say that linkage unit makes the header board of slide plate and the back plate can be crooked and reverse.Therefore, this structure according to the slide plate of this embodiment has produced propulsive force effectively and has made user's rotation direction like a cork.

And slide plate according to an embodiment of the invention comprises: parts of bearings, and it is arranged on the coupling part between fixed cell and the linkage unit; And elastomeric element, it is arranged on the excircle of linkage unit, so that linkage unit can move smoothly with respect to fixed cell.Therefore, the user can more stably slippery plate.

And slide plate according to this embodiment of the invention makes the user can adjust the length of linkage unit.Therefore, the user can control the propulsive force of slide plate according to its level of skill or health.

And slide plate according to this embodiment of the invention comprises near the step unit that is arranged at the ground, so that the user can keep more stable posture.Therefore, although slide plate has the wheel of larger diameter to increase its speed, the user can stably slippery plate.In addition, very long linkage unit is arranged on the top surface of header board and back plate, to increase radius of turn and to strengthen propulsive force.

Description of drawings

Fig. 1 is the perspective view according to the slide plate of prior art;

Fig. 2 is the side view according to the slide plate of first embodiment of the invention;

Fig. 3 is the view sub-anatomy of the A part of Fig. 2;

Fig. 4 is another view sub-anatomy that the A part of Fig. 2 is shown;

Fig. 5 is the another view sub-anatomy that the A part of Fig. 2 is shown;

Fig. 6 is the enlarged drawing that the B part of Fig. 5 is shown;

Fig. 7 is the perspective view according to the slide plate of second embodiment of the invention;

Fig. 8 is the fixed cell shown in Figure 7 and the side view of the connection status between the linkage unit;

Fig. 9 is the perspective view according to the slide plate of third embodiment of the invention;

Figure 10 is the side view of Fig. 9;

Figure 11 is the cutaway view that the C part of Figure 10 is shown;

Figure 12 is the upward view that the C user mode partly of Figure 10 is shown;

Figure 13 is the side view of elastomeric element (it is arranged between the forward and backward fixed part) that the slide plate of Figure 10 is shown;

Figure 14 is the cutaway view that the D part of Figure 13 is shown;

Figure 15 is the side view according to the slide plate of fourth embodiment of the invention;

Figure 16 is the decomposition diagram that the fixed cell that links to each other with linkage unit in the slide plate shown in Figure 15 is shown;

Figure 17 is the perspective view that illustrates according to the slide plate of fifth embodiment of the invention;

Figure 18 is the side view of Figure 17;

Figure 19 is the cutaway view that the E part of Figure 18 is shown;

Figure 20 is the perspective view according to the slide plate of sixth embodiment of the invention;

Figure 21 is the side view of Figure 20; And

Figure 22 is the perspective view that illustrates according to the slide plate of seventh embodiment of the invention.

The specific embodiment

Describe slide plate below with reference to accompanying drawings in detail according to the first embodiment of the present invention.

Fig. 2 is the side view according to the slide plate of the first embodiment of the present invention, Fig. 3 is the view sub-anatomy of the A part of Fig. 2, Fig. 4 is another view sub-anatomy of the A part of Fig. 2, and Fig. 5 is another decomposition diagram of the A part of Fig. 2, and Fig. 6 is the enlarged drawing of the B part of Fig. 5.

As shown in Figures 2 and 3, the slide plate 100 according to the first embodiment of the present invention comprises header board 110, back plate 120, direction-caster 130, fixed cell 140 and linkage unit 150.

Header board 110 is at its top surface upper support user's a pin.Header board 110 is not limited to shape shown in Figure 2.Header board 110 can be modified as different shape.

Back plate 120 is arranged at a side of header board 110, to separate with header board 110.Back plate 120 is at its top surface upper support user's another pin.Back plate 120 also can be modified as different shape.

At least two direction-casters 130 are arranged at respectively on the lower surface of header board 110 and back plate 120.Since will at least two direction-casters 130 be arranged at respectively on the lower surface of header board 110 and back plate 120, so linkage unit 150 can not bear excessive power, and the user can more stably use slide plate 100.

Each direction-caster 130 includes connector 131, turning arm 132 and wheel 133, so that header board 110 or back plate 120 can slide.

Connector 131 is arranged at the lower surface of header board 110 and back plate 120, so that turning arm 132 and wheel 133 are connected on header board 110 or the back plate 120 with predetermined slope.

And, turning arm 132 is rotatably connected on the connector 131.Therefore, the user can change the direction of header board 110 or back plate 120 easily, and unrestricted.

Fixed cell 140 comprises forward and backward rod fixed part 141,142, and it is arranged on the lower surface of header board and back plate 110,120.Forward and backward rod fixed part 141,142 comprises hook portion 141a, the 142a that lays respectively at the one

side.Hook portion

141a and 142a support fixation unit 140 are to be inserted into a side of linkage unit 150.

Linkage unit 150 is provided with in length-adjustable mode.Therefore, the user can adjust the strength that slides of slide plate 100 according to its level of skill or health by the length of regulating linkage unit 150.Specifically, the user can control slide plate 100 by the length that prolongs linkage unit 150, with crooked and reverse to a greater degree, thereby produces the bigger strength that slides.On the contrary, the user can reduce to slide strength by the length that shortens linkage unit 150.

In order to adjust the length of linkage unit 150 as shown in Figure 3, linkage unit 150 comprises first attaching parts 151 and second attaching parts 154.End in first attaching parts 151 of being close to second attaching parts 154 forms internal thread 152 along its length, and on second attaching parts 154, form and internal thread 152 corresponding external screw threads, so that first attaching parts 151 and second attaching parts 154 are coupled together threadably.

This structure of linkage unit 150 is the first embodiment of the present invention.Linkage unit 150 can be modified as any structure of the length that allows adjusting linkage unit 150.

For example, linkage unit 150 can comprise as shown in Figure 4 first attaching parts 151, second attaching parts 154 and insertion parts 156.On an end of first and second attaching

parts

151 and 154, form internal thread 152 respectively, and form external screw thread 157 at the two ends of the projection P at insertion parts 156 centers.The two ends of projection P and first and second attaching parts 151 link to each other threadably with 154 internal thread 152.That is to say, the length that can come control connection unit 150 according to the degree of external screw thread 157 being inserted internal threads 152 links to each other threadably because the external screw thread 157 of insertion parts 156 inserts respectively in first and second attaching

parts

151 and 154 the internal thread 152 and with it.

Give one example, first attaching parts 151 have the groove 153 that forms along its length direction, and radially form a plurality of perforation in groove 153, as illustrated in Figures 5 and 6 again.Therefore, the elastic ball 159 with second attaching parts 158 optionally inserts among the perforation 153a.That is to say that when second attaching parts 158 being inserted in the groove 153 of first attaching parts 151, elastic ball 159 flexibly inserts first attaching parts 151.When elastic ball 159 arrived perforation 153a, it flexibly rose.Therefore, it is blocked by perforation 153a, and second attaching parts 158 are connected with first attaching parts 151.

In addition, linkage unit 150 has the hole 150a that is formed at its two ends respectively, and a side of each fixed part of forward and backward fixed part 141,142 is inserted respectively among the formed hole 150a.

The size of the hole 150a of linkage unit 150 is greater than the thickness of forward and backward fixed part 141,142.Therefore, linkage unit 150 can be connected to forward and backward fixed part 141,142 in the mode that can axially rotate and pivot with respect to forward and backward fixed part 141,142.

Because the two ends of linkage unit 150 are connected to fixed cell 140 in the mode that can axially rotate and pivot, therefore can maximize the bending and the twist motion of header board and back plate 110 and 120.Therefore, slide plate 100 of the present invention can change its line of travel like a cork and farthest increase its propulsive force.

In addition, the slide plate 100 of first embodiment comprises in the 150a of the hole of linkage unit 150 and the bearing (not shown) between the forward and backward fixed part 141,142.Therefore, linkage unit 150 can stably pivot and axially rotation with respect to forward and backward fixed part 141,142, thus the stability when improving slide plate 100 and sliding.Therefore, slide plate 100 of the present invention has the advantage that farthest increases propulsive force and improve stability.

Below with reference to Fig. 7 and 8 slide plates of explaining according to a second embodiment of the present invention 200.

Fig. 7 is the perspective view of slide plate according to a second embodiment of the present invention, and Fig. 8 is the side view of the fixed cell that links to each other with linkage unit in the slide plate shown in Figure 7.

Shown in Fig. 7 and 8, the slide plate 200 of second embodiment comprises header board 210, back plate 220, direction-caster 230, fixed cell 240 and linkage unit 250.

The header board 210 of the slide plate 200 of second embodiment, back plate 220 and direction-caster 230 are identical with direction-caster 130 with header board 110, the back plate 120 of the slide plate 100 of first embodiment.Therefore, no longer it is elaborated.

Fixed cell 240 comprise the preceding fixed part 241 on the lower surface that is arranged at header board 210 and be arranged at the back plate 220 lower surface on back fixed part 242.Forward and backward fixed

part

241 and 242 center are spaced a predetermined distance from mode parallel to the ground and header board and back plate 210 and 220.Forward and backward fixed

part

241 and 242 has crooked rod, so that its two ends are connected on header board and the back plate 210,220.

Therefore, the center of forward and backward fixed part 241,242 is inserted respectively among the hole 250a that is formed at linkage unit 250 two ends, so that forward and backward fixed part 241,242 is connected on the linkage unit 250.

Here, the length of the vertical component at the center of forward and backward fixed part 241,242 is less than the diameter of formed hole 250a in the linkage unit 250, so that in the mode that can axially rotate and pivot linkage unit 250 and forward and backward fixed

part

241 and 242 are coupled together.Because the two ends of linkage unit 250 link to each other with forward and backward fixed part 241,242 can axially rotate with the mode that pivots, so header board and back plate 210,220 easier bendings and reversing, therefore slide plate 200 can farthest improve the propulsive force that slides, and easier change direction.

Elastomeric element 245 is arranged at the precalculated position of forward and backward fixed part 241,242 respectively, and is corresponding with the inside of the hole 250a of linkage unit 250.Elastomeric element 245 is used to receive the center of forward and backward fixed part 241,242.Elastomeric element 245 between forward and backward elastomeric element 241,242 and the linkage unit 250 makes linkage unit 250 axially rotate swimmingly and pivot with respect to forward and backward fixed part 241 and 242.In the present embodiment, elastomeric element 245 can be made by elastomeric material.But the present invention is not limited to this.Elastomeric element also can be made by other various rubber-like materials.

And, have elastomeric element 245 respectively on forward and backward fixed

part

241 and 242 the excircle.Elastomeric element 245 can prevent that its elastic force from causing the unexpected pivoting action of linkage unit 250 when slide plate slides.Therefore, the user can stablize, slippery plate 200 safely.

Simultaneously, the linkage unit 250 of second embodiment can be modified as the structure that length is adjusted in any permission, for example, and the various modifications (referring to Fig. 3 to 6) described in first embodiment.

Explain the slide plate 300 of a third embodiment in accordance with the invention below with reference to Fig. 9 to 14.

Fig. 9 is the perspective view of the slide plate of a third embodiment in accordance with the invention, Figure 10 is the side view of Fig. 9, Figure 11 is the cutaway view of the C part of Figure 10, Figure 12 is the upward view that the C user mode partly of Figure 10 is shown, Figure 13 is the side view of elastomeric element that the slide plate of Figure 10 is shown, it inserts between the forward and backward fixed part, and Figure 14 is the cutaway view that the D part of Figure 13 is shown.

Shown in Fig. 9 to 14, comprise header board 310, back plate 320, direction-caster 330, fixed cell 340 and linkage unit 350 according to the slide plate 300 of the 3rd embodiment.

The header board 310 of the slide plate 300 of the 3rd embodiment, back plate 320 and direction-caster 330 are identical with direction-caster 130 with header board 110, the back plate 120 of the slide plate 100 of first embodiment.Therefore, no longer it is elaborated.

Referring to Fig. 9 to Figure 12, fixed cell 340 comprises the forward and backward fixed

part

341 and 342 on the lower surface that is positioned at header board and back plate 310 and 320.Here, forward and backward fixed

part

341 and 342 includes the side with hollow 340a.Linkage unit 350 is inserted and be fixed among the hollow 340a.

And, bearing 358 is arranged among the hollow 340a of forward and backward fixed

part

341 and 342, and linkage unit 350 is inserted in the bearing 358.Because bearing 358 is arranged between fixed cell 340 and the linkage unit 350, so linkage unit 350 can carry out more axially rotatablely moving smoothly and moving pivotally with respect to fixed cell 340 when slide plate 300 slides.Therefore, the user can more stably slippery plate 300.

Here, axially the rotatablely moving of linkage unit 350 is expressed as the direction " a " among Figure 11, and pivoting action is expressed as the direction " b " among Figure 12.

Linkage unit 350 comprises the hook portion 350 that is formed at its two ends.The linkage unit 350 that hook portion 351 prevents to insert in forward and backward fixed

part

341 and 342 is separated from it.

In addition, the diameter that is shorter in length than formed hollow 340a in forward and backward fixed

part

341 and 342 of the vertical component of linkage unit 350 is so that be connected to linkage unit 350 on forward and backward fixed

part

341 and 342 in the mode that can axially rotate and pivot.

Linkage unit 350 can maximize the bending motion and the twist motion of header board and back

plate

310 and 320, can axially rotate and pivot with respect to fixed cell 340 because the two ends of linkage unit 350 connect into.Therefore, the slide plate 300 of present embodiment can change its line of travel like a cork and farthest increase propulsive force.

In addition, further comprise elastomeric element 352 on the excircle that is positioned at linkage unit 350 according to the slide plate 300 of present embodiment.Elastomeric element 352 can axially rotate and pivot linkage unit 350 swimmingly.Elastomeric element 352 has also further improved the stability of slide plate 300.Elastomeric element 352 can be installed on respectively forward and backward fixed

part

341 and 342 and the hook portion 351 of linkage unit 350 between, as Figure 10 to shown in Figure 12.Single elastomeric element 352 can be arranged between preceding fixed part 341 and the back fixed part 342, between Figure 13 and Figure 14.

Simultaneously, the linkage unit 350 of the 3rd embodiment can be modified as the structure that its length is adjusted in any permission, for example, and the various modifications (referring to Fig. 3 to 6) described in first embodiment.

Explain the slide plate 400 of a fourth embodiment in accordance with the invention below with reference to Figure 15 and 16.

Figure 15 is the side view that the slide plate of a fourth embodiment in accordance with the invention is shown, and Figure 16 is the decomposition diagram that the connection status of the fixed cell of slide plate shown in Figure 15 and linkage unit is shown.

As Figure 15 and shown in Figure 16, the slide plate 400 of the 4th embodiment comprises header board 410, back plate 420, direction-caster 430, fixed cell 440 and linkage unit 450.

The header board 410 of the slide plate 400 of the 4th embodiment, back plate 420 and direction-caster 430 are identical with direction-caster 130 with header board 110, the back plate 120 of the slide plate 100 of first embodiment.Therefore no longer be elaborated.

As Figure 15 and shown in Figure 16, fixed cell 440 comprises the bolt connecting hole 440a that is formed at its lower surface, so that the top surface of fixed cell 440 and the lower surface of header board and back

plate

410 and 420 are coupled together.Bolt connecting hole 440a is arranged at respectively on header board and the

back plate

410 and 420 in couples.

And preferably a pair of fixed cell 440 has pin connecting hole 440b in one of opposed facing side, so that couple together with corresponding pin 441 on header board and back

plate

410 and 420 the lower surface.

Because preferably the form with a plurality of leaf springs forms linkage unit 450, linkage unit 450 comprises: a pair of first connecting plate 451, and it has two hole 451a, and the size in these two holes is fit to pin 441; And a plurality of second connecting plates 452, it has two hole 452a, and this two boring ratio pins 441 are big and insert in the pin 441 that stretches out first connecting plate, 451 both sides.

In this structure of the slide plate 400 of the 4th embodiment, pin 441 is inserted among this hole 451a to first connecting plate 451, and a plurality of second connecting plates 452 are inserted in the both sides of pin 441.And the two ends of the pin 441 that stretch out the both sides of second connecting plate 452 are connected among the pin connecting hole 440b of fixed cell 440, then linkage unit 450 complete combinations are got up.

Therefore, the header board of the slide plate 400 of present embodiment and back plate 410,420 couple together by the linkage unit 450 that allows axial rotation and pivot, so that header board and back plate 410,420 can reverse and bending along opposite direction.

That is to say that if the header board 410 of the slide plate of present embodiment 400 is pivoted into a direction, desire changes its direction at opposite side then, then header board 410 flexibly recovers because of linkage unit 450, so header board 410 can pivot more easily, and this is an advantage.

In addition, if upwards reverse along the direction that slides when header board 410 pivots, the power that the slide plate 400 of present embodiment can be less changes its direction easily.

Hereinafter with reference to Figure 17 to 19 explanation slide plate 500 according to a fifth embodiment of the invention.

Figure 17 is the perspective view of slide plate according to a fifth embodiment of the invention, and Figure 18 is the side view of Figure 17, and Figure 19 is the cutaway view that the E part of Figure 18 is shown.

To shown in Figure 19, the slide plate 500 of the 5th embodiment comprises header board 510, back plate 520, direction-caster 530, fixed cell 540 and linkage unit 550 as Figure 17.

The direction-caster 530 of the slide plate 500 of the 5th embodiment is identical with the direction-caster 130 of the slide plate 100 of first embodiment.Therefore no longer be elaborated.

Header board 510 comprises: step unit 511, and the one side is earthward recessed; And be positioned at rectangle foot pedal 512 on the step unit 511, to be used for the pin of supporting user stably.

Here, the height of foot pedal 512 preferably is higher than the center of wheel 533 and is lower than the height of header board 510.Because the step unit 511 of spill is arranged at a side of aforesaid header board 510, so the user can be with the slippery plate 500 of more stable posture.

Back plate 520 is arranged at a side of header board 510, the predetermined distance of being separated by with it.Back plate 520 is at its top surface upper support user's another pin.Back plate 520 also comprises step unit 521 and the foot pedal 522 that shape and header board 510 are the same.

Fixed cell 540 is similar with first embodiment shown in Figure 2.But, in the 5th embodiment, fixed cell 540 is arranged on the top surface of header board and back

plate

510 and 520.

Linkage unit 550 is also similar with first embodiment shown in Figure 3.The user that is to say that the length of linkage unit 550 can be regulated, so that can control the strength that slides of slide plate 500 according to its level of skill or health.The user can control slide plate 500 by the length that prolongs linkage unit 550, with crooked and reverse to a greater degree, so that produce the bigger strength that slides.On the contrary, the user can reduce to slide strength by the length that shortens linkage unit 550.

Aspect this, according to a fifth embodiment of the invention, linkage unit 550 is disposed on the top surface of header board and back plate 510 and 520.This structure can extend to bigger length with linkage unit 550.

With reference to Figure 18, linkage unit 550 is disposed on the top surface of the adjacent direction-caster 530 between header board and the back plate 510 and 520.Therefore, can make linkage unit 550 longer and increase the strength that slides of slide plate 500, and to the installation of direction-caster 530 without limits.

And as shown in figure 19, the two ends of linkage unit 550 form porose 550a, and respectively among the side patchhole 550a with forward and backward fixed part 541,542.

The hole 550a of linkage unit 550 is greater than the thickness of forward and backward fixed part 541 and 542.Therefore, linkage unit 550 can be connected on forward and backward fixed

part

541 and 542 in the mode that can axially rotate and pivot.

This linkage unit 550 can maximize the bending motion and the twist motion of header board 510 and back plate 520, because the two ends of linkage unit 550 are connected on the fixed cell 540 in the mode that can axially rotate and pivot.Therefore, the slide plate 500 of present embodiment can change its line of travel like a cork, and farthest strengthens propulsive force.

In addition, slide plate 500 according to the 5th embodiment comprises in the 550a of the hole of linkage unit 550 and the bearing (not shown) between forward and backward fixed

part

541 and 542, so that linkage unit 550 can pivot and axially rotation more swimmingly with respect to forward and backward fixed part 541 and 542.Therefore, when slide plate slides, can strengthen its stability.Therefore, the advantage of the slide plate 500 of present embodiment is farthest to improve propulsive force, can also farthest improve stability.

Shape according to fixed cell 540 of the present invention is not limited to the shape shown in the 5th embodiment.For those skilled in the art, apparent, fixed cell 540 can have the structure shown in second embodiment (referring to Fig. 7), the 3rd embodiment (referring to Fig. 9) and the 4th embodiment (referring to Figure 15).

And linkage unit 550 can be modified as any structure that allows to adjust its length, for example, and the various modifications (referring to Fig. 4 to 6) shown in first embodiment.

Hereinafter with reference to Figure 20 and 21 slide plates of explaining according to a sixth embodiment of the invention 600.

Figure 20 is the perspective view of slide plate according to a sixth embodiment of the invention, and Figure 21 is the side view of Figure 20.

As Figure 20 and shown in Figure 21, the slide plate 600 of the 6th embodiment comprises header board 610, back plate 620, direction-caster 630, fixed cell 640, linkage unit 650 and lid 660.

The header board 610 of the slide plate 600 of the 6th embodiment, back plate 620, direction-caster 630, fixed cell 640 and linkage unit 650 are identical with linkage unit 550 with header board 510, back plate 520, direction-caster 530, the fixed cell 540 of the slide plate 500 of the 5th embodiment.Therefore no longer it is elaborated.

The slide plate 600 of present embodiment comprises lid 660, is used to cover header board and the step unit 611 of back plate 610,620 and 612 top side.Therefore, fixed cell 640 can be arranged on the top surface of lid 660, and linkage unit 650 can dispose longlyer.

As mentioned above, can further strengthen according to slide plate 600 amplitude when doing twist motion and bending motion of the 6th embodiment, because the length of linkage unit 650 is longer than other embodiment.Therefore, can improve the power that slides of slide plate 600 to a greater degree.

Simultaneously, in slide plate,, header board and back plate can be configured to be parallel to each other by serving as to turn 90 degrees with forward and backward fixed part with reference to header board is revolved with the back plate according to the first and the 6th embodiment.Therefore, the user can carry slide plate easily.In the 7th embodiment, can change the wheel of first to the 6th embodiment with blade 733, as shown in figure 22.

Although above described the present invention at some preferred embodiment, it be to be appreciated that those skilled in the art that and under the situation of the scope of the present invention that does not break away from appended claims and limited, to carry out various changes and modification the present invention.

Claims

1. slide plate, it comprises:

Header board and back plate, it includes the step unit;

Direction-caster, it comprise at least two on the lower surface that is arranged at header board and back plate with preset distance respectively connector, the turning arm that rotatably is connected with connector respectively and support by turning arm respectively and with ground surface the wheel that contacts; And

Linkage unit, its two ends link to each other can axially rotate with the mode that pivots with a side of header board and back plate.

2. slide plate according to claim 1, wherein header board and the plate center that all has spill, back are to be arranged to closely face with the step unit.

3. slide plate according to claim 1 wherein, is installed on the two ends of linkage unit on the lower surface of header board and back plate.

4. slide plate according to claim 1, wherein, the two ends of this linkage unit are installed on respectively on the top surface of header board and back plate, and wherein, an end is arranged at the front, center of the trailing wheel of header board, and the other end is arranged at the back, center of the preceding connector of back plate.

5. slide plate according to claim 1, it further comprises the forward and backward rod fixed part that is arranged at header board and back plate one side respectively, wherein, forms the hole in the two ends of linkage unit, so that forward and backward fixed part is inserted in the hole.

6. slide plate according to claim 5, it further comprises the annular bearing in the hole that rotatably is formed at linkage unit, wherein, a side of forward and backward fixed part is inserted in the described bearing.

7. slide plate according to claim 1, it further comprises and is arranged at header board and back plate one side and has hollow forward and backward rod fixed part in the one side, wherein, with the two ends of linkage unit insert hollow in and be connected to forward and backward fixed part.

8. slide plate according to claim 7, it further comprises the annular bearing that rotatably is arranged in forward and backward fixed part hollow, wherein, the two ends of linkage unit is inserted in the bearing respectively.

9. slide plate according to claim 7, it further comprises the elastomeric element in the precalculated position that is arranged at linkage unit, hollow inboard corresponding with forward and backward fixed part.

10. slide plate according to claim 1, wherein, described linkage unit is at least one leaf spring of arranging along the width of header board and back plate.

11. slide plate according to claim 1, wherein, described linkage unit comprises: first attaching parts, and it has the internal thread along its length direction; And second attaching parts, it has the external screw thread corresponding with internal thread, and internal thread is connected threadably with external screw thread, with the length of control connection unit.

12. slide plate according to claim 1, wherein, described linkage unit comprises: first attaching parts, and it has along the groove of its length direction and a plurality of perforation of radially forming from its groove; And second attaching parts, it has the elastic ball that is installed on its outside, optionally to insert in the described perforation, so that change the length of linkage unit.

13. a slide plate, it comprises:

Header board and back plate, it all has the center of spill, so that closely face is arranged in the step unit;

Direction-caster, it comprise at least two on the lower surface that is arranged at header board and back plate with preset distance respectively connector, the turning arm that rotatably is connected with connector respectively and support by turning arm respectively and with ground surface the wheel that contacts;

The plate female cap, it covers the top of the step unit of header board and back plate respectively; And

Linkage unit, its two ends are connected to a side of header board and back plate in the mode that can axially rotate and pivot.

14. slide plate according to claim 13, the forward and backward rod fixed part that it further comprises on the top surface that is arranged at the header board and the lid of back plate wherein, forms the hole at the two ends of linkage unit, so that forward and backward fixed part is inserted in the hole, and couple together with header board and back plate.

15. slide plate according to claim 14, it further comprises the annular bearing in the hole that rotatably is formed at linkage unit, wherein, a side of forward and backward fixed part is inserted in the bearing respectively.

16. slide plate according to claim 13, it further comprises on the top surface of lid that is arranged at header board and back plate and in the one side and is formed with hollow forward and backward rod fixed part, wherein, with the two ends of linkage unit insert hollow in.

17. slide plate according to claim 16, it further comprises the annular bearing that rotatably is formed in forward and backward fixed part hollow, wherein, the two ends of linkage unit is inserted respectively in the described bearing.

18. slide plate according to claim 16, it comprises the elastomeric element in the precalculated position that is arranged at linkage unit, hollow inboard corresponding with forward and backward fixed part.

19. slide plate according to claim 13, wherein, described linkage unit is at least one leaf spring of arranging along the width of header board and back plate.

20. slide plate according to claim 13, wherein, described linkage unit comprises: first attaching parts, and it has the internal thread that forms along its length direction; And second attaching parts, it has the external screw thread that forms corresponding to internal thread, and internal thread is connected threadably with external screw thread, with the length of control connection unit.

21. slide plate according to claim 13, wherein, described linkage unit comprises: first attaching parts, and it has along its length the groove that forms and along a plurality of perforation that radially form of groove; And second attaching parts, it has the elastic ball that is installed on the outer surface, so that elastic ball is optionally inserted in the perforation, so that adjust the length of linkage unit.