CN108499141A - The anti-injury of one kind training supporting leg of hurdling - Google Patents
The anti-injury of one kind training supporting leg of hurdling Download PDFInfo
- Publication number
- CN108499141A CN108499141A CN201810273230.3A CN201810273230A CN108499141A CN 108499141 A CN108499141 A CN 108499141A CN 201810273230 A CN201810273230 A CN 201810273230A CN 108499141 A CN108499141 A CN 108499141A
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- plate
- component
- column
- bar
- column component
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- 208000027418 Wounds and injury Diseases 0.000 title abstract description 15
- 208000014674 injury Diseases 0.000 title abstract description 15
- 238000007789 sealing Methods 0.000 claims description 15
- 239000011148 porous material Substances 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000740 bleeding effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 241000486406 Trachea Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
- A63K3/00—Equipment or accessories for racing or riding sports
- A63K3/04—Hurdles or the like
- A63K3/043—Athletics hurdles
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- Prostheses (AREA)
Abstract
The anti-injury of one kind training supporting leg of hurdling, including a bottom column, the both sides Di Lan are respectively provided with a perpendicular column component, it is equipped with horizontal bar component above two perpendicular column components, it is enclosed with one layer of rubber layer on the outside of the perpendicular column component, horizontal bar component is to the trigger element discouraged as perpendicular column component, the power that the present invention is formed using human impact's horizontal bar is as trigger signal, control erects column component and loses heart, and then it is buffered using the rubber layer for erecting column component, and height is reduced rapidly using column component is erected, reduce the injury to sportsman.And perpendicular effect of the column component in bleeding process to lower platen power, promote gas to be discharged from tracheae, power resources of the gas again as linkage tipping mechanism use so that perpendicular column component is toppled over.There is associated action use in various mechanism Combination Design, reduces the injury to sportsman, influences them and trains.
Description
Technical field
The present invention relates to sports equipment apparatus field, specifically a kind of anti-injury trains supporting leg of hurdling.
Background technology
Hurdle is deeply by one of very important sports project of the favorite sports events of teenager and China.From
It for the considerations of structure, hurdles and is roughly divided into the horizontal bar of top, be detachably connected with horizontal bar and be used to adjust horizontal bar height
Perpendicular column, is also used to support the bottom column on perpendicular column.In the training process, sportsman kicks down the case where hurdling frequent occurrence.Therewith
What is come is exactly that body is injured unexpectedly.Therefore, how to design one kind to hurdle, incline automatically after making its collision of hurdling in the training process
, come the problem of preventing player injuries, be those skilled in the art's urgent need to resolve.
Invention content
For exist in the prior art kick down hurdle lead to player injuries the problem of, the present invention provides a kind of anti-injured instruction
Practice supporting leg of hurdling, effectively reduces sportsman in the training process by the probability of unexpected injury.
The technical scheme adopted by the invention to solve the technical problem is that：
The anti-injury of one kind training hurdle supporting leg, including a bottom column, and the both sides Di Lan are respectively provided with a perpendicular column component, two institutes
It states and is equipped with horizontal bar component above perpendicular column component, be enclosed with one layer of rubber layer on the outside of the perpendicular column component, the perpendicular column component includes
By the first bar, the second bar, third bar, the restocking of the 4th end to end formation of bar and by the 6th bar, the 7th bar, the 8th bar, the 9th
The undercarriage of the end to end formation of bar, is connected between the restocking and undercarriage by telescoping mechanism, and the telescoping mechanism includes the
Five bars, column, guide pipe, lower pulling plate, the first spring, tracheae and lower fixed link, the column upper end is equipped with guide pipe, described
The 5th bar is sliding combined in guide cylinder, the 5th bar is connected with restocking, and the 5th bar lower end is equipped with lower pulling plate, described
It is equipped with the first spring between lower pulling plate and column inside bottom, the tracheae of unicom column is additionally provided in column bottom, under column
Side is equipped with lower fixed link, and the lower fixed link is connected on undercarriage.
Further, the perpendicular column component side is equipped with linkage tipping mechanism, and the linkage tipping mechanism includes lower fixation
Cylinder, upper opening, sliding rail, movable block, connecting rod, pneumatic tube, sealing plate, seal ring, hinge column, third spring and middle plate, it is described lower solid
Safety barrel is arranged on the downside of perpendicular column component, and a sliding rail is equipped in lower fixed cylinder, a movable block is sliding combined on the sliding rail, described
Movable block is connected with a connecting rod, and the connecting rod other end is connected with sealing plate, and the sealing plate can move back and forth in pneumatic tube,
The pneumatic tube is fixed in lower fixed cylinder, and the pneumatic tube is linked with column by tracheae, and hinge is equipped with above lower fixed cylinder
Column is connect, perpendicular column component is connected on the hinge column, middle plate is equipped in perpendicular column component side, the middle plate and movable block pass through the
Three springs are connected.
Further, the sealing plate periphery is equipped with seal ring.
Further, the perpendicular column component is equipped with the first guide plate and the second guide plate, and the first guide plate is led with second
To horizontal bar component is sliding combined between plate, horizontal bar component can be along the first guide plate and the second guide plate slides, the horizontal bar group
Part includes a horizontal bar, is equipped with hollow cavity in the middle part of the horizontal bar, the hollow cavity both sides are respectively provided with a cutter pushing mechanism, in middle control
Sensor is equipped in the middle part of chamber.
Further, the cutter pushing mechanism includes cutter, push plate, second spring, motor, adjustment disk, shaft, guiding
Slot, the first round, the first arc plate, the second arc plate and the second wheel, the hollow cavity is equipped with a side opening for facilitating cutter to move, in
Motor is installed, the motor is connected with shaft, and adjustment disk is equipped in the shaft, and the adjustment disk is equipped with and leads in cavity
The first round and the second wheel are equipped with to slot, in the guide groove, the first round is hinged with the first arc plate, and second wheel is hinged with
Second arc plate, the first arc plate are connected with the second arc plate, and multiple second springs, the second spring are equipped on side opening periphery
It is connected with push plate, cutter is installed in the push plate.
Further, the perpendicular column component is equipped with air-filled pore, and the air-filled pore is in the first guide plate and second and is oriented to
Between plate, horizontal bar component can close air-filled pore.
Further, the first limiting plate and the second limit for the movement limit of horizontal bar component are additionally provided on the perpendicular column component
Position plate.
Further, it is equipped with angle fine-adjustment mechanism below the perpendicular column component, the angle fine-adjustment mechanism includes episphere
Slot, lower micro-adjusting mechanism and adjusting ball, the perpendicular column component bottom are equipped with upper half ball groove, the lower half of upper half ball groove and lower micro-adjusting mechanism
It is equipped between ball groove and adjusts ball, the lower micro-adjusting mechanism includes lower wall, and disk, the upper disk are rotatably connected in the middle part of the lower wall
Middle part is equipped with lower half ball groove.
The beneficial effects of the invention are as follows：
The power that the present invention is formed using human impact's horizontal bar controls perpendicular column component and loses heart, and then utilize as trigger signal
The rubber layer buffering of perpendicular column component, and height is reduced rapidly using column component is erected, reduce the injury to sportsman.And perpendicular column component
To the effect of lower platen power in bleeding process, gas is promoted to be discharged from tracheae, the gas is again as the dynamic of linkage tipping mechanism
Power source uses so that perpendicular column component is toppled over.There is associated action use in various mechanism Combination Design, reduces to sportsman
Injury and avoid the continued damage caused by subsequent motion person, influence their train.
Description of the drawings
Fig. 1 is the three dimensional structure diagram of the present invention；
Fig. 2 is the structural schematic diagram of the first embodiment of perpendicular column component；
Fig. 3 is the structural schematic diagram of the second embodiment of perpendicular column component；
Fig. 4 is the sectional view of horizontal bar component；
Fig. 5 is the partial enlarged view at A in Fig. 4；
Fig. 6 is the structural schematic diagram of perpendicular column component；
Fig. 7 is the structural schematic diagram of linkage tipping mechanism；
Fig. 8 is the structural schematic diagram of angle fine-adjustment mechanism；
Fig. 9 is the structural schematic diagram of lower micro-adjusting mechanism；
Figure 10 is the partial enlarged view at B in Fig. 8.
In figure：11 bottoms column, 2 perpendicular column components, 21 first bars, 22 second bars, 23 third bars, 24 the 4th bars, 25 the 5th bars, 26
Column, 27 guide pipes, 28 lower pulling plates, 29 first springs, 210 tracheaes, 211 times fixed links, 212 the 6th bars, 213 the 7th bars, 214
8th bar, 215 the 9th bars,
3 horizontal bar components, 31 horizontal bars, 32 hollow cavities, 33 sensors, 34 side openings, 35 cutters, 36 push plates, 37 second springs, 38
Motor, 39 adjustment disks, 310 shafts, 311 guide grooves, 312 first round, 313 first arc plates, 314 second arc plates, 315 second wheels,
41 first guide plates, 42 second guide plates, 43 air-filled pores,
51 times fixed cylinders are open on 52,53 sliding rails, 54 movable blocks, 55 connecting rods, 56 pneumatic tubes, 57 sealing plates, 58 seal rings,
59 hinge columns, 510 third springs, plate in 511,
61 lower walls, disk on 62,63 lower half ball grooves, 64 adjust balls, 65 upper half ball grooves.
Specific implementation mode
As shown in Figure 1 to Figure 2, a kind of anti-injury trains hurdle supporting leg, including a bottom column 11, and the both sides Di Lan are respectively provided with
One perpendicular column component 2, two perpendicular column components tops are equipped with horizontal bar component 3,
It is enclosed with one layer of rubber layer on the outside of perpendicular column component, the perpendicular column to form full-length can be inflated to perpendicular column component internal,
Horizontal bar component deflates to perpendicular column component by can be realized when shock, to which the height of perpendicular column component be greatly lowered, subtracts
The small injury to sportsman.The design of rubber layer simultaneously, plays cushioning effect to sportsman, avoids player injuries.
Wherein, the first guide plate 41 and the second guide plate 42 are equipped on perpendicular column component, the first guide plate and second are oriented to
It is sliding combined with horizontal bar component between plate, horizontal bar component along the first guide plate and the second guide plate slides and can slip away.
As shown in Figures 3 to 5, the horizontal bar component 3 includes a horizontal bar 31, and hollow cavity 32, institute are equipped in the middle part of the horizontal bar
It states hollow cavity both sides and is respectively provided with a cutter pushing mechanism, sensor 33 is equipped in the middle part of middle control chamber, the sensor is for detecting
Stress, and cutter pushing mechanism will be conveyed to by force signal so that cutter pushing mechanism acts, and realizes the deflation for erecting column component.
The cutter pushing mechanism include cutter 35, push plate 36, second spring 37, motor 38, adjustment disk 39, shaft 310,
Guide groove 311, the first round 312, the first arc plate 313, the second arc plate 314 and second wheel 315, the hollow cavity is equipped with a convenience
The side opening 34 that cutter 35 moves, cutter can be pierced by side opening and be inserted into the rubber layer of perpendicular column component, for sliding broken rubber layer.In
Motor is installed, the motor is connected with shaft, and adjustment disk is equipped in the shaft, and the adjustment disk is equipped with and leads in cavity
The first round that can be moved and positioned over along guide groove at guide groove one and the second wheel, institute are equipped with to slot 311, in the guide groove
Stating the first round is hinged with the first arc plate, and second wheel is hinged with the second arc plate, and the first arc plate is connected with the second arc plate.
Multiple second springs are equipped on side opening periphery, the second spring is connected with push plate, is equipped with cutter in the push plate, passes through electricity
The rotation of machine can drive the rotation of adjustment disk, and then realize the displacement feeding that adjustment disk pushes push plate to realize cutter.
The optimization design of scheme, on perpendicular column component be equipped with an air-filled pore 43, the air-filled pore be in the first guide plate and
Between second guide plate.Horizontal bar component can close air-filled pore, avoid perpendicular column component gas leakage.After perpendicular column component stress, along
When one guide plate and the second guide plate move, horizontal bar component side can be slided so that air-filled pore is in contact with the external world, to real
Now erect the gas leakage of column component.
Further, the first limiting plate 44 and second limit for the movement limit of horizontal bar component is additionally provided on the perpendicular column component
Position plate 45.
The perpendicular column component include by the first bar 21, the second bar 22, third bar 23, the 24 end to end formation of the 4th bar it is upper
Frame and by the 6th bar 212, the 7th bar 213, the 8th bar 214, the 215 end to end formation of the 9th bar undercarriage, the restocking under
It is connected by telescoping mechanism between frame, the telescoping mechanism includes the 5th bar 25, column 26, guide pipe 27, lower pulling plate 28, the
One spring 29, tracheae 210 and lower fixed link 211, the column upper end are equipped with guide pipe 27, are slidably matched in the guide cylinder
There are the 5th bar, the 5th bar to be connected with restocking, the 5th bar lower end is equipped with lower pulling plate, the lower pulling plate and column inside
It is equipped with the first spring between bottom, the tracheae of unicom column is additionally provided in column bottom, lower fixed link, institute are equipped on the downside of column
Lower fixed link is stated to be connected on undercarriage.
When perpendicular column component because when cutter cunning is broken or air-filled pore leads to gas leakage with extraneous unicom, due to depositing for rubber layer
, in the case where internal pressure is reduced rapidly, internal pressure be less than the first spring pressure and rubber convergent force, lead to the 5th bar
It is moved straight down along column so that the gas being present on the downside of column is discharged from tracheae, and the height on entire perpendicular column is rapid
It reduces.
It is equipped with linkage tipping mechanism in perpendicular column component side, the linkage tipping mechanism includes lower fixed cylinder 51, upper opening
52, sliding rail 53, movable block 54, connecting rod 55, pneumatic tube 56, sealing plate 57, seal ring 58, hinge column 59, third spring 510 and middle plate
511,
The lower fixed cylinder is arranged on the downside of perpendicular column component, and a sliding rail is equipped in lower fixed cylinder, slides and matches on the sliding rail
Conjunction has a movable block, and the movable block is connected with a connecting rod, and the connecting rod other end is connected with sealing plate, and the sealing plate can be
Move back and forth in pneumatic tube, the pneumatic tube is fixed in lower fixed cylinder, and the pneumatic tube is linked with column by tracheae, passes through
The air that tracheae conveying comes can drive sealing plate to be moved along pneumatic tube, and then realize that movable block is moved along sliding rail, in lower fixation
Cylinder top is equipped with hinge column, is connected with perpendicular column component on the hinge column, and middle plate is equipped in perpendicular column component side, the middle plate and
Movable block is connected by third spring.
Gas on the downside of column in tracheae from when being expelled in lower fixed cylinder, and movable block is under force along sliding rail
It is mobile, and then pull third spring so that the direction that perpendicular column component is moved towards movable block is toppled over, and avoids causing to hinder to sportsman
Evil.
Further, in order to enhance leakproofness, the sealing plate periphery is equipped with seal ring, for enhancing between sealing plate and pneumatic tube
Sealing performance.
Angle fine-adjustment mechanism is equipped with below perpendicular column component, the angle fine-adjustment mechanism includes upper half ball groove 65, lower fine tuning
Mechanism and adjusting ball 64.The perpendicular column component bottom is equipped with upper half ball groove, the lower half ball groove 63 of upper half ball groove and lower micro-adjusting mechanism
Between be equipped with and adjust ball 64, the lower micro-adjusting mechanism includes lower wall 61, is rotatably connected to disk 62 in the middle part of the lower wall, it is described on
Lower half ball groove is equipped in the middle part of disk, whether the cooperation for adjusting ball and upper half ball groove, lower half ball groove can be realized by upper rotatory plate, into
And realize the miniature adjusting of height for erecting column component.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (9)
- Supporting leg, including a bottom column 1. a kind of anti-injured training is hurdled, the both sides Di Lan are respectively provided with a perpendicular column component, described in two It is equipped with horizontal bar component above perpendicular column component, which is characterized in thatBe enclosed with one layer of rubber layer on the outside of the perpendicular column component, the perpendicular column component include by the first bar, the second bar, third bar, The restocking of the 4th end to end formation of bar and by the 6th bar, the 7th bar, the 8th bar, the 9th end to end formation of bar undercarriage, institute State and be connected by telescoping mechanism between restocking and undercarriage, the telescoping mechanism include the 5th bar, column, guide pipe, lower pulling plate, First spring, tracheae and lower fixed link, the column upper end are equipped with guide pipe, the 5th are sliding combined in the guide cylinder Bar, the 5th bar are connected with restocking, and the 5th bar lower end is equipped with lower pulling plate, the lower pulling plate and column inside bottom it Between be equipped with the first spring, be additionally provided with the tracheae of unicom column in column bottom, on the downside of column be equipped with lower fixed link, it is described lower solid Fixed pole is connected on undercarriage.
- The supporting leg 2. anti-injured training according to claim 1 is hurdled, which is characterized in that the perpendicular column component side is equipped with connection Dynamic tipping mechanism, the linkage tipping mechanism includes lower fixed cylinder, upper opening, sliding rail, movable block, connecting rod, pneumatic tube, envelope Plate, seal ring, hinge column, third spring and middle plate,The lower fixed cylinder is arranged on the downside of perpendicular column component, and a sliding rail is equipped in lower fixed cylinder, is sliding combined on the sliding rail One movable block, the movable block are connected with a connecting rod, and the connecting rod other end is connected with sealing plate, and the sealing plate can be pneumatic Move back and forth in pipe, the pneumatic tube is fixed in lower fixed cylinder, and the pneumatic tube is linked with column by tracheae, in lower fixation Cylinder top is equipped with hinge column, is connected with perpendicular column component on the hinge column, and middle plate is equipped in perpendicular column component side, the middle plate and Movable block is connected by third spring.
- The supporting leg 3. anti-injured training according to claim 2 is hurdled, which is characterized in that the sealing plate periphery is equipped with seal ring.
- The supporting leg 4. anti-injured training according to any one of claim 1 to 3 is hurdled, which is characterized in that the perpendicular column group Part is equipped with the first guide plate and the second guide plate, and horizontal bar component is sliding combined between the first guide plate and the second guide plate, Horizontal bar component can include a horizontal bar along the first guide plate and the second guide plate slides, the horizontal bar component, be set in the middle part of the horizontal bar There are hollow cavity, the hollow cavity both sides to be respectively provided with a cutter pushing mechanism, sensor is equipped in the middle part of middle control chamber.
- The supporting leg 5. anti-injured training according to claim 4 is hurdled, which is characterized in that the cutter pushing mechanism includes cutting Knife, push plate, second spring, motor, adjustment disk, shaft, guide groove, the first round, the first arc plate, the second arc plate and the second wheel, institute It states hollow cavity and facilitates the side opening that cutter moves equipped with one, motor is installed in hollow cavity, the motor is connected with shaft, institute It states and adjustment disk is installed in shaft, the adjustment disk is equipped with guide groove, and the first round and the second wheel, institute are equipped in the guide groove Stating the first round is hinged with the first arc plate, and second wheel is hinged with the second arc plate, and the first arc plate is connected with the second arc plate, Multiple second springs are equipped on side opening periphery, the second spring is connected with push plate, cutter is equipped in the push plate.
- The supporting leg 6. anti-injured training according to any one of claim 1 to 3 is hurdled, which is characterized in that the perpendicular column group Part is equipped with air-filled pore, and the air-filled pore is between the first guide plate and the second guide plate, and horizontal bar component can close air-filled pore.
- The supporting leg 7. anti-injured training according to claim 6 is hurdled, which is characterized in that be additionally provided with use on the perpendicular column component In the first limiting plate and the second limiting plate of the movement limit of horizontal bar component.
- The supporting leg 8. anti-injured training according to claim 5 is hurdled, which is characterized in that be equipped with angle below the perpendicular column component Micro-adjusting mechanism is spent, the angle fine-adjustment mechanism includes upper half ball groove, lower micro-adjusting mechanism and adjusts ball, and the perpendicular column component bottom is set There is upper half ball groove, is equipped between upper half ball groove and the lower half ball groove of lower micro-adjusting mechanism and adjusts ball, under the lower micro-adjusting mechanism includes Disk, the lower wall middle part are rotatably connected to disk, lower half ball groove are equipped in the middle part of the upper disk.
- The supporting leg 9. anti-injured training according to claim 6 is hurdled, which is characterized in that be equipped with angle below the perpendicular column component Micro-adjusting mechanism is spent, the angle fine-adjustment mechanism includes upper half ball groove, lower micro-adjusting mechanism and adjusts ball, and the perpendicular column component bottom is set There is upper half ball groove, is equipped between upper half ball groove and the lower half ball groove of lower micro-adjusting mechanism and adjusts ball, under the lower micro-adjusting mechanism includes Disk, the lower wall middle part are rotatably connected to disk, lower half ball groove are equipped in the middle part of the upper disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273230.3A CN108499141B (en) | 2018-03-29 | 2018-03-29 | The anti-injury of one kind trains supporting leg of hurdling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273230.3A CN108499141B (en) | 2018-03-29 | 2018-03-29 | The anti-injury of one kind trains supporting leg of hurdling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108499141A true CN108499141A (en) | 2018-09-07 |
| CN108499141B CN108499141B (en) | 2019-09-24 |
Family
ID=63377997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810273230.3A Active CN108499141B (en) | 2018-03-29 | 2018-03-29 | The anti-injury of one kind trains supporting leg of hurdling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108499141B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2826875A1 (en) * | 2001-07-06 | 2003-01-10 | Jean Claude Bousquet | Adjustable safety mechanism for bar on showjumping barrier has support articulated to upright and held by spring-loaded piston |
| KR100834143B1 (en) * | 2007-06-13 | 2008-06-02 | 심상옥 | A hurdle for training |
| CN202892927U (en) * | 2012-11-19 | 2013-04-24 | 黑龙江工程学院 | Novel hurdle frame |
| CN105641958A (en) * | 2016-01-07 | 2016-06-08 | 济南多舜信息科技有限公司 | Training hurdle based on vibration sensor |
-
2018
- 2018-03-29 CN CN201810273230.3A patent/CN108499141B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2826875A1 (en) * | 2001-07-06 | 2003-01-10 | Jean Claude Bousquet | Adjustable safety mechanism for bar on showjumping barrier has support articulated to upright and held by spring-loaded piston |
| KR100834143B1 (en) * | 2007-06-13 | 2008-06-02 | 심상옥 | A hurdle for training |
| CN202892927U (en) * | 2012-11-19 | 2013-04-24 | 黑龙江工程学院 | Novel hurdle frame |
| CN105641958A (en) * | 2016-01-07 | 2016-06-08 | 济南多舜信息科技有限公司 | Training hurdle based on vibration sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108499141B (en) | 2019-09-24 |
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Effective date of registration: 20240521 Address after: 253701 North Zhong'ao Road, Qingyun Economic Development Zone, Dezhou City, Shandong Province Patentee after: SHANDONG CENTURY STAR SPORTS EQUIPMENT CO.,LTD. Country or region after: China Address before: Shandong Vocational College, 23000 Jingshi East Road, Jinan, Shandong 250104 Patentee before: SHANDONG POLYTECHNIC Country or region before: China |