CN206167844U - Skiing machine - Google Patents
Skiing machine Download PDFInfo
- Publication number
- CN206167844U CN206167844U CN201621035986.7U CN201621035986U CN206167844U CN 206167844 U CN206167844 U CN 206167844U CN 201621035986 U CN201621035986 U CN 201621035986U CN 206167844 U CN206167844 U CN 206167844U
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- China
- Prior art keywords
- skiing
- slider
- frame
- guardrail
- ski machine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a skiing machine, including the frame, the skiing blanket, control box and roll system, control box control the roll system drives the skiing blanket is in roll on the skiing plane of frame, still including smooth contact layer, set up in the skiing plane of frame. According to this disclosed skiing machine, the energy consumption that has reduced skiing machine has on the one hand improved skiing machine's roll efficiency, and the glossy roll of blanket of skiing on the one hand can improve skiing machine's simulation reality sense, improves skiing training person's true impression. Like this, through skiing at indoor simulation ski field, satisfied skiing fan's demand outside, the true impression that can also improve the skier to further reduction skiing machine's energy consumption promoted roll efficiency.
Description
Technical field
This utility model is related to simulate ski machine field, more particularly to a kind of ski machine.
Background technology
Skiing is athlete is mounted in skis in sole contest fortune in the enterprising scanning frequency degree of snowfield, jump and downhill race
It is dynamic.Skis timber, metal material and plastics are mixed.By downhill race, (obstacle is slided for little revolution and big revolution for alpine skiing
Snow) composition.Alpine skiing combined events, by above three item design.People into midstance, slide by hand-held ski pole, foot pedal
The motion that snow slab is slided in snow face." vertical ", " plate ", " snow ", " cunning " are the key elements of skiing.
Skiing (particularly modern sports skiing) is developed into now, and project is constantly increasing, and field is constantly in extension.
Match regular large project in the world's is divided into：Alpine skiing, Northern Europe skiing (Nordic Skiing, cross-country skiing, ski jumping),
Free skiing, biathlon skiing, snow upper slide skiing etc..The many events of Focus again per sport, it is several in whole nation match, Winter Olympic Games
Ten pieces of dazzling gold medal excitation people go to strive, go to share.Pure sports skiing has distinct competitive, special property, related bar
Part requires that strictly non-common people to be possessed and be adapted to.Travel and ski is in order at the purpose of amusement, body-building, by anthropic factor system
About degree is very light, and men and women, old and young can easily, giocoso slide on snow pack, the full infinite enjoyment for enjoying skiing.Due to height
Mountain skiing have it is thrilling, graceful, freely, dynamic strong, glamour is big, the characteristics of may participate in wide, therefore alpine skiing is considered as by people
The first-selected and principal Item of the elite and symbol of skiing, even more travel and ski.Under normal circumstances, people's skiing skill is assessed
The height of level, more with alpine skiing as yardstick.
It can be seen that, skiing is the extreme sport of a building body Fructus Alpiniae Oxyphyllae, is liked and chases by increasing people.So
And, the site condition that skiing must have has strong region and seasonality.Many fans are suffered from without place, or
Remove the expensive travelling expenses of special skifield needs or need to wait the arrival in suitable season of skiing, this causes to ski this activity very
Hardly possible popularization.
Therefore, need a kind of indoor ski machine of suitable popularization badly to meet the demand of vast Ski amateur.
Utility model content
A purpose of the present utility model is the demand for meeting vast Ski amateur, there is provided one kind can be with lab simulation
The ski machine of skiing.
According to one side of the present utility model, there is provided a kind of ski machine, including frame, ski blanket, control chamber and rolling
Dynamic system, the control chamber controls the rolling system and drives the skiing blanket to roll in the skiing plane of the frame, also
Including：
Smooth contact layer, is arranged at the skiing plane of the frame.
Wherein in one embodiment, the smooth contact layer is plastics, lucite or polishing plank.
Wherein in one embodiment, the rolling system includes main scroll wheel and from scroll wheel；
The main scroll wheel, the relative two ends of the frame are respectively arranged in from scroll wheel.
Wherein in one embodiment, the skiing blanket is directly connected to the main scroll wheel and described from scroll wheel.
Wherein in one embodiment, the ski machine also includes：
Display screen, is installed on the frame side, and the display mirror shows slider's skiing posture.
Wherein in one embodiment, the ski machine also includes：
Guardrail, is installed on the frame periphery；
Sensor detecting device, is arranged on guardrail, and the sensor detecting device monitors predetermined plane or predetermined angle
The positional information of slider in degree space, the position letter of the slider that the control chamber is obtained according to the sensor detecting device
Breath, controls the rolling speed of the rolling system.
Wherein in one embodiment, the sensing region of the sensor detecting device is less than the skiing blanket place
Vertical space region.
Wherein in one embodiment, the guardrail is telescopic in height guardrail；And/or
The height of the guardrail is 1 meter to 1.5 meters.
Wherein in one embodiment, also include：
Warning devicess, are connected to the control chamber, for monitoring the slider not when the sensor detecting device
In predetermined plane, and/or in predetermined angular space, the height amplitude of variation of the slider exceedes predetermined difference value
When, send a warning.
Wherein in one embodiment, the ski machine also includes：
Guardrail, is installed on the frame periphery；
Suspension rod, with relative first end and the second end, the arbitrary relative both sides of the frame are provided with the guardrail, institute
Hanger erection is stated on the guardrail of the frame opposite sides；
Hoist cable, the hoist cable has relative the 3rd end and the 4th end, and the 3rd end is installed on the suspension rod, described
4th end is installed on slider.
According to the ski machine of the disclosure, smooth contact layer is set in the skiing plane of ski machine, skiing blanket and machine can be made
Frictional force between frame is reduced to minimum.So, the energy consumption on the one hand reducing ski machine improves the rolling efficiency of ski machine, and one
The smooth rolling of aspect skiing blanket, it is possible to increase the simulation sense of reality of ski machine, improves the sense of reality of ski training person.This
Sample, is skied by simulating skifield indoors, is met outside the demand of Ski amateur, moreover it is possible to improve the true of slider
True feeling is received, and is further reduced the energy consumption of ski machine and improved rolling efficiency.
Description of the drawings
Fig. 1 shows the ski machine schematic cross-section according to the embodiment of this utility model one；
Fig. 2 shows the rolling system schematic according to the embodiment of this utility model one；
Fig. 3 shows the ski machine structural representation according to the embodiment of this utility model one；
Fig. 4 shows the ski machine structural representation according to another embodiment of this utility model；
Fig. 5 shows the guardrail schematic diagram according to the embodiment of this utility model one；
Fig. 6 shows the guardrail schematic diagram according to another embodiment of this utility model；
Fig. 7 shows the sensor detecting device detects schematic diagram according to the embodiment of this utility model one；
Fig. 8 shows the ski machine control system module map according to the embodiment of this utility model one；
Fig. 9 shows the ski machine structural representation according to the another embodiment of this utility model.
Specific embodiment
The preferred implementation of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Preferred implementation, however, it is to be appreciated that may be realized in various forms the disclosure and the embodiment party that should not be illustrated here
Formula is limited.Conversely, these embodiments are provided so that the disclosure is more thorough and complete, and can be by the disclosure
Scope intactly conveys to those skilled in the art.
As it was previously stated, skiing is the extreme sport of a building body Fructus Alpiniae Oxyphyllae, is liked and chased after by increasing people
By.However, the site condition that skiing must have has strong region and seasonality.Many fans are suffered from without field
, either removing the expensive travelling expenses of special skifield needs or need to wait the arrival in suitable season of skiing, this causes to ski this
Item activity is difficult popularization.And the ski machine for passing through the disclosure, in the skiing plane of ski machine, smooth contact layer is set, cunning can be made
Frictional force between snow blanket and frame is reduced to minimum.So, the energy consumption on the one hand reducing ski machine improves the rolling of ski machine
Efficiency of movement, the on the one hand smooth rolling of skiing blanket, it is possible to increase the simulation sense of reality of ski machine, improves the true of ski training person
Impression.So, skied by simulating skifield indoors, met outside the demand of Ski amateur, moreover it is possible to improved and slide
The sense of reality of snow person, and further reduce the energy consumption of ski machine and improve rolling efficiency.
Embodiment of the present utility model is specifically described below with reference to Fig. 1 to Fig. 8.
Fig. 1 shows the ski machine schematic cross-section according to the embodiment of this utility model one.
Fig. 2 shows the rolling system schematic according to the embodiment of this utility model one.
Fig. 3 shows the ski machine structural representation according to the embodiment of this utility model one.
Referring to figs. 1 to Fig. 3, a kind of ski machine 100, including frame 120, blanket 140 of skiing, control chamber 180, rolling system
190 and smooth contact layer 130.The control rolling of control chamber 180 system 190 drives skiing blanket 140 in the skiing plane of frame 120
Roll, smooth contact layer 130 is arranged in the skiing plane of frame 120, slider is by the relative smooth contact of skiing blanket 140
Skied the side of layer 130.
So, the energy consumption on the one hand reducing ski machine improves the rolling efficiency of ski machine, and on the one hand skiing blanket is smooth
Rolling, it is possible to increase the simulation sense of reality of ski machine, improve ski training person sense of reality.So, by mould indoors
Intend skifield to be skied, meet outside the demand of Ski amateur, moreover it is possible to improve the sense of reality of slider, and further
The energy consumption for reducing ski machine improve rolling efficiency.
Wherein, above-mentioned smooth contact layer 130 can be any one in plastics, lucite or polishing plank.
Ensure greatly to reduce skiing blanket 140 with frame 120 outside the frictional force of skiing plane, can also be entered using plastics, polishing plank
One step reduces cost.In other embodiments, the smooth contact layer such as lucite or smooth steel plate can also be used.
With reference to Fig. 2, rolling system 190 includes main scroll wheel 192 and from scroll wheel 194.Main scroll wheel 192, from scroll wheel
194 are respectively arranged in the relative two ends of frame 120.So, under the drive of main scroll wheel 192, from scroll wheel 194 therewith
Skiing blanket 140 is driven to roll.Wherein in one embodiment, skiing blanket 140 is directly connected to main scroll wheel 192 and from scroll wheel
194.General skiing blanket 140 coordinates with balata belt and completes to roll, but can so increase main scroll wheel 192, from scroll wheel 194
Frictional force between skiing blanket 140, increases the energy consumption of system, makes the rolling of skiing blanket 140 insensitive, reduces slider's cunning
Simulation sense of reality during snow.Make skiing blanket 140 be directly connected to main scroll wheel 192 and from scroll wheel 194, can solve the problem that above-mentioned asking
Topic.
With reference to Fig. 3, above-mentioned ski machine 100 also includes display screen 110, and by the display screen 110, slider can clearly see
To the training posture of oneself, contribute to improving skiing technical ability.
Fig. 4 shows the ski machine structural representation according to another embodiment of this utility model.
Fig. 5 shows the guardrail schematic diagram according to the embodiment of this utility model one.
Fig. 6 shows the guardrail schematic diagram according to another embodiment of this utility model.
Fig. 7 shows the sensor detecting device detects schematic diagram according to the embodiment of this utility model one.
With reference to Fig. 4, the ski machine 100 can also include guardrail 160.Frame 120 is the overall architecture of ski machine 100, protects
Hurdle 160 is installed on (peripheral position) in frame 120.
With reference to Fig. 5, Fig. 6, sensor detecting device 170 is arranged on guardrail 160, monitors predetermined plane or predetermined angular
The positional information of slider in space, the control rolling of control chamber 180 system 190 drives skiing blanket 140 to roll, control chamber 180
The positional information of the slider obtained according to sensor detecting device 170, controls the rolling speed of rolling system 190.
So, skied by simulating skifield indoors, met outside the demand of Ski amateur, moreover it is possible to ensure
The safety of slider, especially for abecedarian, it is this by the state of slider automatically control the ski machine speed of service from
Dynamic control mode, further ensures the safety of Ski amateur, reduces the psychological burden of fan, can safely simulate instruction
Practice.
Wherein, guardrail 160 can be installed at least one side of frame 120, so can be from one or more sides
Detection slider's positional information.With reference to Fig. 5, guardrail 160 at least includes cross bar 162 and montant 164, sensor detecting device 170
Can be installed on cross bar 162 and/or montant 164.With reference to Fig. 5, at least one can be provided with cross bar 162 and/or montant 164
Sensor detecting device 170, sensor detecting device 170 may be uniformly distributed in place cross bar 162 and/or montant 164, this
Sample, can detect the position of slider on skiing blanket 140 face of whole ski machine 100, improve the accuracy of safety monitoring.Another
In one embodiment, can be with the quantity and density of intensive place's increase sensor detecting device 170 of skiing in slider, with cleverer
The positional information of quick detection slider.
Fig. 6 shows the guard bar structure schematic diagram according to another embodiment of this utility model.In other embodiments, guardrail
160 shape can be adjusted, for example, can be circular or oval (referring to Fig. 6) etc..Likewise, sensor detection dress
Put 170 to may be uniformly distributed in guardrail 160 or arrange sensor detecting device 170 according to the skiing position arrangement of slider
Quantity and density.
Wherein, sensor detecting device 170 can detect the position letter of slider in certain or multiple predetermined planes
Breath, for example, in predetermined plane, is able to detect that slider, represents that slider keeps normal skiing state；If allocated in advance
Slider is can't detect in face, then it represents that slider falls down.Wherein, by the position of the slider in the multiple predetermined planes of detection
Confidence ceases, and can also step by step detect the positional information of the different slider of height.When slider falls down, the control rolling of control chamber 180
Dynamic system 190 stops rolling, rolls at a predetermined velocity or with predetermined acceleration deceleration scroll.So, ski machine peace is strengthened
The sensitivity of full performance, it is ensured that the safety of slider.When sensor detecting device 170 at certain or multiple pre- can be allocated
When the positional information of slider is detected in face, this detection can be carried out with the sensor detecting device 170 being arranged on montant 164
Measurement operation.
Fig. 7 shows the sensor detecting device detects schematic diagram according to the embodiment of this utility model one.
Wherein, sensor detecting device 170 can be detected in predetermined angular space, the height amplitude of variation of slider
(referring to Fig. 7).For example when slider bends to ski, height can produce change.But, the minimum height that slider bends when skiing
Also with its it is upright when height should be maintained in the range of a safe ratio, when the actual measurement skiing height and upright height of slider
Ratio it is too small when, can represent that slider has risk of falls.Sensor detecting device 170 is by adjusting detection angles, real-time monitoring
(wherein, height amplitude of variation is mutually associated each other with the ratio of above-mentioned height for height and height amplitude of variation when slider skis
System), when the height amplitude of variation of slider exceed predetermined difference value or during predetermined difference value scope (for example, less than above-mentioned height it
Than), representing that slider falls down, the control rolling of control chamber 180 system 190 stops rolling, rolls at a predetermined velocity or with predetermined
Acceleration deceleration scroll.As such, it is possible to strengthen the sensitivity of ski machine security performance, it is ensured that the safety of slider.Wherein, when
Sensor detecting device 170 can be detected in predetermined angular space, during the height amplitude of variation of slider, can be with being arranged on
Sensor detecting device 170 on cross bar 162 carries out this detection measurement operation.
Wherein, the sensor detection means 170 can be range sensor.Above-mentioned range sensor can be photoelectric transfer
Sensor, infrared sensor, at least one in microwave remote sensor.
Wherein, in order to ensure the operation of ski machine mistakenly stop will not occur, the sensing region of sensor detecting device 170 is less than
The vertical space region that skiing blanket 140 is located.In this manner it is ensured that the accuracy of the security control speed of ski machine 100, will not
Because other events in addition to slider cause ski machine mistakenly stop.
In this embodiment, the height of guardrail 160 can be 1 meter to 1.5 meters.Or, according to actually used situation, will protect
Hurdle 160 is set to telescopic guardrail, so can be according to the height of slider's height adjustment guardrail, to ensure that sensor is detected
The position height of device 170, it is ensured that the accuracy of detection.
Fig. 8 shows the ski machine control system module map according to the embodiment of this utility model one.
Further, the ski machine 100 can also include warning devicess 150 (referring to Fig. 8), and warning devicess 150 are connected to
Control chamber 180.It is when sensor detecting device 170 monitors slider not in predetermined plane and/or empty in predetermined angular
It is interior, when the height amplitude of variation of slider exceedes predetermined difference value, send a warning.Wherein, warning information can be buzzing
Alarm etc., so, Security Officer can in time carry out safety management, be further ensured that the safety of slider.
In other embodiments, above-mentioned display screen 110 can also electrically connect control chamber 180, and display screen 110 is used to receive cunning
The command signal that snow person sends, such as limbs signal etc., control chamber 180 is rolled according to the command signal control rolling system 190.
Or, the information that control chamber 180 can be detected according to sensor detecting device 170, control display screen 110 is shown, is made
Slider or Security Officer can in time understand the positional information of slider.
Fig. 9 shows the ski machine structural representation according to the another embodiment of this utility model.
With reference to Fig. 9, in another embodiment, above-mentioned ski machine 100 can also include suspension rod 170 and hoist cable 150.Frame
120 is the overall architecture of ski machine 100, and guardrail 160 is installed in frame 120.Wherein, suspension rod 170 has relative first end A
With the second end B, the relative both sides of frame 120 are provided with the guardrail, and suspension rod 170 is installed on the guardrail of the opposite sides of frame 120
On.Wherein, the arbitrary relative both sides of frame 120 are provided with guardrail 160.Hoist cable 150 has relative the 3rd end C and the 4th end D,
3rd end C is installed on suspension rod 170, and the 4th end D is installed on slider.
In above-mentioned embodiment illustrated in fig. 4, guardrail 160 can be scalable guardrail, in this manner it is possible to Fig. 9 embodiments
In guardrail 160 combine.
3rd end C of hoist cable 150 is slidably connected by the first slide mechanism (not shown) with suspension rod 170.Wherein, first slide
Motivation structure can be the common mechanism that is slidably connected, for example, suspension ring or sliding groove etc..So, slider can pass through first
Slide mechanism realizes the slip on the line direction of suspension rod 170, realizes that line slides, and on the basis of above-mentioned realization point slides, enters one
Step realizes that line slides, and can adapt to and meet slider's further need with the raising of slider's skiing technical ability.
In another embodiment, first end A of suspension rod 170 and the second end B are respectively by the second slide mechanism and guardrail 160
It is slidably connected.Wherein, the second slide mechanism can be common slide mechanism, can be suspension ring or chute.So, suspension rod 170
The second slide mechanism can be passed through, it is possible to achieve the slip on the direction of guardrail 160.With the raising of ski training person's technical ability,
Slip in the skiing plane of blanket 140 can be realized by the second slide mechanism.As such, it is possible to further adapt to and meet slide
The demand of snow trainer, also makes ski machine 100 disclosure satisfy that the more demands of slider.
Specifically, above-mentioned hoist cable 150 is elastic suspending, for example, pacify spring-loaded hoist cable, or to have resilient lifting rope
Deng.So, when ski training person falls down, buffering can be realized by the elastic suspending 150, reduces the general of ski training person's injury
Rate, reduces its sense of discomfort fallen down, and reduces mental pressure during its training.
By ski machine disclosed in this utility model, skied by simulating skifield indoors, met skiing love
It is this automatic by the state of slider especially for abecedarian outside the demand of good person, moreover it is possible to ensure the safety of slider
The automatic control mode of the control ski machine speed of service, further ensures the safety of Ski amateur, reduces the heart of fan
Reason burden, being capable of safe simulation training.
Accompanying drawing Block Diagrams and schematic diagram show the in the cards of the system according to multiple embodiments of the present utility model
Architectural framework, function and operation.
It is described above each embodiment of the present utility model, described above is exemplary, and non-exclusive, and
And each embodiment disclosed by being also not necessarily limited to.In the case of the scope and spirit without departing from illustrated each embodiment, for
Many modifications and changes will be apparent from for those skilled in the art.The choosing of term used herein
Select, it is intended to best explain principle, practical application or the improvement to the technology in market of each embodiment, or lead this technology
Other those of ordinary skill in domain are understood that each embodiment disclosed herein.
Claims (10)
1. a kind of ski machine, including frame, blanket of skiing, control chamber and rolling system, the control chamber controls the rolling system
The skiing blanket is driven to roll in the skiing plane of the frame, it is characterised in that also to include：
Smooth contact layer, is arranged at the skiing plane of the frame.
2. ski machine according to claim 1, it is characterised in that the smooth contact layer be plastics, lucite or
Polishing plank.
3. ski machine according to claim 1, it is characterised in that the rolling system includes main scroll wheel and from rolling
Wheel；
The main scroll wheel, the relative two ends of the frame are respectively arranged in from scroll wheel.
4. ski machine according to claim 3, it is characterised in that the skiing blanket is directly connected to the main scroll wheel and institute
State from scroll wheel.
5. ski machine according to claim 1, it is characterised in that also include：
Display screen, is installed on the frame side, and the display mirror shows the skiing posture of slider.
6. ski machine according to claim 1, it is characterised in that also include：
Guardrail, is installed on the frame periphery；
Sensor detecting device, is arranged on guardrail, and the sensor detecting device monitoring predetermined plane or predetermined angular are empty
The positional information of interior slider, the positional information of the slider that the control chamber is obtained according to the sensor detecting device,
Control the rolling speed of the rolling system.
7. ski machine according to claim 6, it is characterised in that the sensing region of the sensor detecting device is less than
The vertical space region that the skiing blanket is located.
8. ski machine according to claim 6, it is characterised in that the guardrail is telescopic in height guardrail；And/or
The height of the guardrail is 1 meter to 1.5 meters.
9. ski machine according to claim 6, it is characterised in that also include：
Warning devicess, are connected to the control chamber, for monitoring the slider not pre- when the sensor detecting device
Allocate in face, and/or in predetermined angular space, when the height amplitude of variation of the slider exceedes predetermined difference value, send out
Go out warning information.
10. ski machine according to claim 1, it is characterised in that also include：
Guardrail, is installed on the frame periphery；
Suspension rod, with relative first end and the second end, the arbitrary relative both sides of the frame are provided with the guardrail, described to hang
Bar is installed on the guardrail of the frame opposite sides；
Hoist cable, the hoist cable has relative the 3rd end and the 4th end, and the 3rd end is installed on the suspension rod, and the described 4th
End is installed on slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035986.7U CN206167844U (en) | 2016-08-31 | 2016-08-31 | Skiing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035986.7U CN206167844U (en) | 2016-08-31 | 2016-08-31 | Skiing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206167844U true CN206167844U (en) | 2017-05-17 |
Family
ID=58676700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621035986.7U Expired - Fee Related CN206167844U (en) | 2016-08-31 | 2016-08-31 | Skiing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206167844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107131A (en) * | 2018-05-25 | 2019-01-01 | 深圳市和拓创新科技有限公司 | Intelligent bottom plate, data presentation system and the migration processing method of intelligent ski machine |
| CN110075500A (en) * | 2019-05-08 | 2019-08-02 | 重庆八分火科技有限公司 | Indoor simulation ski device |
-
2016
- 2016-08-31 CN CN201621035986.7U patent/CN206167844U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107131A (en) * | 2018-05-25 | 2019-01-01 | 深圳市和拓创新科技有限公司 | Intelligent bottom plate, data presentation system and the migration processing method of intelligent ski machine |
| CN109107131B (en) * | 2018-05-25 | 2023-09-01 | 深圳市和拓创新科技有限公司 | Intelligent bottom plate of intelligent skiing machine, data display system and offset processing method |
| CN110075500A (en) * | 2019-05-08 | 2019-08-02 | 重庆八分火科技有限公司 | Indoor simulation ski device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20200831 |