CN206719415U - Drag-line step bicycle - Google Patents
Drag-line step bicycle Download PDFInfo
- Publication number
- CN206719415U CN206719415U CN201720225086.7U CN201720225086U CN206719415U CN 206719415 U CN206719415 U CN 206719415U CN 201720225086 U CN201720225086 U CN 201720225086U CN 206719415 U CN206719415 U CN 206719415U
- Authority
- CN
- China
- Prior art keywords
- drag
- rotating shaft
- line
- vehicle frame
- pedal
- Prior art date
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K3/00—Bicycles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M1/00—Rider propulsion of wheeled vehicles
- B62M1/24—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers
- B62M1/28—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers characterised by the use of flexible drive members, e.g. chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M1/00—Rider propulsion of wheeled vehicles
- B62M1/24—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers
- B62M1/32—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers characterised by directly driving the wheel axle, e.g. by using a ratchet wheel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
The utility model discloses a kind of drag-line step bicycle, including front-wheel, front fork, handlebar, vehicle frame, pedal, trailing wheel, rotating shaft, the rotating shaft is rotatably connected with vehicle frame, trailing wheel is fixed in rotating shaft, it is characterized in that it also includes the driving structure that a kind of straight reciprocating motion is converted to gyration, the driving structure includes, and the left and right sides is fitted with the rotating shaft of trailing wheel：The ratchet mechanism of idle running is resetted, for winding the wire spool of drag-line, pulls the drag-line of ratchet mechanism, drag-line is automatically reset the wind spring of winding.New sense of riding can be presented by new structure in the utility model, and both feet are stood, which careless pin original position lift down step on again all can, raising bottom can step on, can both feet step in turn, also can single pin persistently step on, follow one's bent, it is very convenient comfortably.The bassinet structure is simple, size is minimum, it is light and handy, laborsaving, be easy to carry with, be a kind of short distance preferably small-sized walking-replacing tool.
Description
Technical field
The driving structure that a kind of straight reciprocating motion is converted to gyration is the utility model is related to, it is more particularly to a kind of to draw
Rope step bicycle.
Background technology
With expanding economy, private car becomes increasingly popular, environmental pollution, traffic congestion, petroleum resources waste, parking difficulty
A series of problems, such as also become increasingly conspicuous, so must a kind of vehicles of light and fast ridden instead of walk need to meet the short distance of people
Will.
But as the implementation of order of rationing the power supply that rubs is prohibited in many cities（Expert analyze, this measure may trigger two or three line cities
Imitate）, the storage of electric car, charging inconvenience, storage battery pollution, bicycle it is laborious, inconvenient to carry, and to balance car, single wheel
The light and handy instrument poor safety performance such as car, Segway Human Transporter and forbid upper road etc., cause people to be ridden instead of walk without preferable legerity type short distance
Instrument.Though wherein bicycle is a green vehicles, since bicycle history, unalterable pedal is stepped on
The optimal impetus that plate is moved in a circle by crank handle turns sprocket wheel, only only go to place's about circumference four to the front above wheel disc and divide
One of arc section, mechanical efficiency bottom；Inconvenience is carried with, although Late reformation goes out folding bicycle, the size that effectively reduces
Also it is and not ideal enough.
Therefore, in face of current this crowded and hinder environmental protection with healthy traffic, it is necessary to there is one kind lightly to be easy to take
The vehicles of band service daily life.
Utility model content
The utility model provides a kind of drag-line step bicycle, and size is minimum to be easy to carry, can power-on and power-off without unfolding
Ladder, take subway etc..By new structure, new sense of riding can be presented, when riding, both hands help handlebar, and both feet are to stand
Posture station on the scooter, when being short of power, the random original position of left and right pin lift down step on again all can, pin degree of raising is certain
In the range of, raising bottom can step on, can both feet step in turn, also can single pin persistently step on, it might even be possible to both feet step on together, institute of following one's inclinations
It is intended to, all can how steps on, it is very convenient comfortable.And driving structure of the present utility model, without any pressure angle, mechanical efficiency is very
Height, and make use of the weight of human body itself to exert a force the straight line path up and down of pedal, so very laborsaving.
The utility model drag-line step bicycle, including front-wheel, front fork, handlebar, vehicle frame, pedal, trailing wheel, rotating shaft, institute
State rotating shaft to be rotatably connected with vehicle frame, trailing wheel is fixed in rotating shaft, it is characterised in that it also includes a kind of straight reciprocating motion and turned
The driving structure of gyration is changed to, the driving structure includes, and the left and right sides is fitted with the rotating shaft of trailing wheel：Reset idle running
Ratchet mechanism, for winding the wire spool of drag-line, the drag-line of ratchet mechanism is pulled, drag-line is automatically reset the wind spring of winding.Institute
The inner ring for stating ratchet mechanism is fixed in rotating shaft, and wire spool, the affixed coiling in one end of drag-line are connected with the outer ring of ratchet mechanism
Disk and wind some circles on wire spool, the other end and pedal it is affixed, be connected between wire spool and vehicle frame for automatic
Reset the wind spring of winding drag-line.
The utility model drag-line step bicycle, it also includes the guide rod in control motion of foot path, to make pedal
Linear reciprocating motion, pedal and the guide rod slidable connection on vehicle frame can be done in fixed path.
The fixed pulley for changing drag-line direction is also installed with the top of guide rod.
Adjustable moveable alignment pin is also equipped with above guide rod, controls the lifting height of pedal.
It also includes the foot-operated board support that pitch force when bearing human body weight and riding is provided with below pedal.
The affixed wire spool in described drag-line one end simultaneously winds some circles on wire spool, and spine is provided between wire spool and rotating shaft
Mechanism is taken turns, rotating shaft is rotatably connected with vehicle frame：Wire spool and ratchet mechanism and rotating shaft, all common same center of circle.Wound when pulling out
In the drag-line on wire spool, wire spool can be made to be moved in a circle around the center of circle；When wire spool inverts, drag-line can be made past
Wound on wire spool.
, can be by adjusting drag-line on wire spool to make pedal be maintained at the initial position to be driven in guide rod top
The number of turns is wound, and pulls out a certain distance, after the wind spring between wire spool and vehicle frame is produced certain screen resilience, then with riding
Plate is affixed, pedal is maintained at the top of guide rod by the elastic force of wind spring.
When riding, both hands help handlebar to keep balance, and driving pedal stress is moved down along guide rod and pulled by pulling out drag-line
Wire spool and ratchet mechanism rotate drive shaft and trailing wheel rotation moves ahead, while roll up the wind spring stress between wire spool and vehicle frame
Tightly increase certain screen resilience；The ratchet mechanism, which rotates, drives trailing wheel rotation is forward to be driven with the flywheel turns of standard bicycle
The forward principle of trailing wheel rotation is identical.When unclamping pedal, the screen resilience driving wire spool of the wind spring back rotates, and draws
When the tape of rope toward the automatic tape measure in automatic winding, with daily life on wire spool reclaims, the screen resilience of wind spring makes tape certainly
The principle of dynamic winding is identical, and Yin Lasuo recovery winding, the drag-line other end pulls pedal to be moved up along guide rod simultaneously；Now
Reversely idle running moves ahead ratchet mechanism between wire spool and rotating shaft without turn axle and trailing wheel rotation, with standard bicycle
Chain reversion and the forward principle of trailing wheel rotation can not be driven identical.It can realize that one steps on holding for a reset from the above mentioned
Continuous driving.
The driving structure left and right ends of the rotating shaft are all respectively symmetrically provided with identical above-mentioned ratchet mechanism, volume
Spring, wire spool, drag-line, pedal form two groups of symmetrical drive mechanisms, the principle reversely to be dallied using ratchet mechanism, work as side
During ratchet mechanism rotation acting, the inner ring in the ratchet mechanism of opposite side can be only driven to be rotated with ratchet by rotating shaft, without
The outer ring of opposite side ratchet mechanism is driven to follow rotating shaft to rotate forward, so all mutual with the wire spool, drag-line, pedal of opposite side
Do not interfere, the pedal that the left and right sides can be stepped on by stepping on is done work to common rotating shaft in turn, or both sides are done work simultaneously, are followed one's inclinations
Be intended to, how to trample can, it is very convenient comfortable.
By described above, after said structure, drag-line step bicycle of the present utility model, in ride,
During because of coast, can both feet stand, during force, left and right pin can be with arbitrary upper lift with trampling.Although any machinery
Work(is not saved, but drag-line step bicycle of the present utility model is depressed with human body own wt and pedal is exerted a force, human body itself
Weight is much larger than its pedal force when riding standard bicycle, and transmission mechanism, without any pressure angle, mechanical efficiency is very high,
It is so extremely laborsaving.Because pedal without move in a circle space-consuming like that with standard bicycle pedal, only need to move down
It is dynamic, occupy little space, center of gravity bottom when riding can produce the minimum manpower driving scooter of size, and vehicle grows the length that can accomplish footwear
After degree plus steering front wheel diameter, handlebar and front fork support bar and vehicle frame telescopic folding, because volume size is minimum, the side of carrying with
Just.
Through described above, the utility model is drag-line step bicycle not seen before on the market at present, great manpower
The usability value of vehicles industry, can slow down the hustle traffic situation in city, slow down and disorderly stop leaving about city look and feel in the street,
The carbon-free trip of green, to service the living needs of people.
Brief description of the drawings
Accompanying drawing 1：Drag-line step bicycle structural representation of the present utility model；
Accompanying drawing 2：Drag-line step bicycle rotating shaft partial structural diagram of the present utility model；
Accompanying drawing 3：Cross section structure diagram at rotating shaft；
Accompanying drawing 4：Wind spring mounting structure schematic diagram；
Accompanying drawing 5：Pedal moves down the forward schematic diagram of drive shaft rotation；
Accompanying drawing 6：Wind spring resilience driving pedal moves up the schematic diagram of reset；
Accompanying drawing 7：The non-interference schematic diagram of both sides pedal；
Accompanying drawing 8：Rotating shaft and the vehicle frame that both ends lengthen directly are rotatably connected structural representation.
Embodiment：
Below in conjunction with the accompanying drawings, drag-line step bicycle of the present utility model is described in detail.It should be appreciated that this place
The embodiment of description is not used to limit the utility model only explaining the utility model, the described order of connection,
It is only used for explaining structure of the present utility model, the priority assembling sequence being not used among practical application.
In specific embodiment of the utility model, include two ratchet mechanisms, two wire spools, two drag-lines, two
Wind spring, two guide rods, two fixed pulleys, two pedals, the above-mentioned part described in implementation below, it is possible to understand that into two
It is individual all be or left and right any one because the above-mentioned part annexation of both sides is all identical with caused effect.
Embodiment is as follows：Referring to accompanying drawing 1 to accompanying drawing 4, rotating shaft 4 is rotatably connected with vehicle frame 1：Use fixing axle 5
Level is fixed on the back vent of vehicle frame 1, and the rotatable mode being sleeved in fixing axle 5 of rotating shaft 4 is allowed to be rotatably connected；
Trailing wheel 3 is fixed in the middle part in rotating shaft 4.The type of drive mounting structure of rotating shaft 4 is respectively symmetrically provided with for the both ends of rotating shaft 4：
The inner ring of ratchet mechanism 7 is fixed in rotating shaft 4, is connected with wire spool 6 on the outer ring of ratchet mechanism 7, one end of drag-line 8 it is affixed around
Drum 6 and wind it is some circle on wire spool 6, the other end and pedal 2 it is affixed, the one end of wind spring 9 and fixing axle 5 are affixed（Simultaneously
Can also be affixed with the back vent of vehicle frame, because fixing axle and vehicle frame are all fixed）, the other end and wire spool 6 it is affixed.
To enable pedal 2 to do linear reciprocating motion in fixed path, guide rod is all installed with the both sides of vehicle frame 1
11, the slidable connection of guide rod 11 on pedal 2 and vehicle frame 1.
Fixed pulley 15 is also installed with the top of guide rod 11, drag-line 8 bypasses from fixed pulley 15, for changing drag-line
8 direction of pull.
Adjustable moveable alignment pin 14 is also equipped with the top of guide rod 11, controls the lifting height of pedal 2.
The foot-operated board support 13 being fixedly connected with vehicle frame 1 is also equipped with the lower section of pedal 2, is held by foot-operated board support 13
The weight of human body and pitch force when riding after being done work by pedal 2.
To make pedal 2 be maintained at the initial position to be driven in guide rod top, the winding number of turns of drag-line 8 is adjusted, and draw
Go out a certain distance, after the wind spring 9 between wire spool 6 and fixing axle 5 is produced certain screen resilience, then it is affixed with pedal 2,
Pedal 2 is set to be maintained at the top of guide rod 11 by the elastic force of wind spring 9.
When riding, both hands help handlebar to keep balance, as shown in figure 5, the stress of pedal 2 by trampling left and right either side
Moved down along guide rod 11, pull wire spool 6 to be moved ahead with the rotation drive shaft 4 of ratchet mechanism 7 and the rotation of trailing wheel 3 by pulling out drag-line 8,
Stress rolls tightly the certain screen resilience of increase to wind spring 9 simultaneously；As shown in Figure 6：After upper foot-up, the screen resilience driving wire spool 6 of wind spring 9
Back rotate, drag-line 8 pulls pedal 2 to be moved up along guide rod 11 simultaneously toward automatic winding on wire spool 6, the other end of drag-line 8；Now
Reversely idle running moves ahead ratchet mechanism 7 between wire spool 6 and rotating shaft 4 without turn axle 4 and the rotation of trailing wheel 3.Thus may be used
The lasting driving that foot-up again depresses again is depressed to realize, that is, single pin described in the utility model is persistently stepped on.
Because the left and right ends of rotating shaft 4 are all symmetrically installed with ratchet mechanism 7, wind spring 9, wire spool 6, drag-line in the utility model
8th, guide rod 11, pedal 2, the connected mode of both sides is identical, forms two groups of symmetrical drive mechanisms.Referring to the He of accompanying drawing 1
In accompanying drawing 2 and accompanying drawing 7 shown in arrow：The principle reversely to be dallied using ratchet mechanism 7, when side ratchet mechanism 7, which rotates, to do work,
The inner ring of the ratchet mechanism 7 of opposite side can be only driven to be rotated with ratchet by rotating shaft 4, without driving opposite side ratchet mechanism 7
Outer ring and wire spool 6 follow rotating shaft 4 to rotate forward, so all not done mutually with the wire spool 6, drag-line 8, pedal 2 of opposite side
Relate to, the pedal 2 that the left and right sides can be stepped on by stepping on is done work to common rotating shaft 4 in turn, or both sides are done work simultaneously, thus may be used
To realize that the both feet described in the utility model are stepped in turn, stepped on together with both feet.
Rotating shaft in above-mentioned embodiment and vehicle frame are rotatably connected mode, and rotating shaft is equal to standard bicycle flower-drum, Gu
Dead axle is equal to standard bicycle flower-drum shaft core.The mode that rotating shaft is rotatably connected with vehicle frame can also not make as shown in Figure 8
With fixing axle, the rotating shaft 16 that both ends lengthen directly is rotatably connected with vehicle frame 1.
It is described in the utility model be rotatably connected for：Two objects can be most common relative to freely 360 degree lasting rotations
It is that suit ball bearing is realized.Slidable connection described in the utility model is：Two object contacts, but do not fix, can phase
To slidably, being connected usually using ball slider.
Ratchet mechanism principle described in the utility model is equal to：Bicycle freewheel, bicycle ratchet, freewheel clutch,
Unilateral bearing.
The wind spring described in the utility model being connected between wire spool and vehicle frame for the winding drag-line that automatically resets, refers to
Be wind spring be arranged between wire spool or the outer ring of ratchet mechanism and vehicle frame or fixing axle.It is connected with the outer ring of ratchet mechanism
Wire spool, outer ring and the wire spool of ratchet mechanism act simultaneously, so wind spring one end is connected with wire spool；Vehicle frame and fixation
Axle is all fixed, so the other end of wind spring is connected with vehicle frame.
Wind spring described in the utility model, the screen resilience that can be generated, more than the weight of pedal and drag-line.Practical application
In, the elastic force of wind spring can be reduced by using light-duty pedal.
Drag-line step bicycle of the present utility model, can also install driven by power additional, make electronic drag-line step bicycle.
Guide rod can also be arranged at trailing wheel rotating shaft, pedal installs auxiliary wheel additional, makes wheelbarrow etc..
Above-mentioned drag-line step bicycle driving structure is equally applicable to wheelbarrow, cart, tricycle, carriage, electronic
The manpower transportations such as bicycle, similarly suitable installation seat cushion etc..
A kind of straight reciprocating motion described in the utility model is converted to the driving structure of gyration, equally can also be by
Ratchet mechanism 7, wire spool 6 described in more than two, drag-line 8, the collective effect of wind spring 9 are applied required in same rotating shaft
Field.Referring to accompanying drawing 7, when one of which ratchet mechanism, which rotates, to do work, can only be driven by rotating shaft in other ratchet mechanisms
Inner ring and ratchet rotate, the outer ring without driving other ratchet mechanisms follows rotating shaft to rotate forward, thus with others around
Drum, drag-line are all non-interference, common rotating shaft can be done work by any one group of ratchet mechanism, or acting and one in turn
Rise and do work simultaneously.
It is described above only unrestricted to illustrate the technical solution of the utility model, drag-line of the present utility model mark time from
Driving can also have a variety of conversion and remodeling, it is not limited to the concrete structure of above-mentioned embodiment.Above-mentioned wire spool is actual should
In, drag-line can be directly wound on ratchet mechanism, and the outer ring of ratchet mechanism is easy to for Baltimore groove or both sides installation annulus side plate
Drag-line wind, wind spring can also use other flexible members substitute, both sides guide rod can left and right it is arranged side by side or it is front and rear side by side, lead
Bar and the pedal mode of being slidably connected can be bumped into ball with linear slide bearing or back-shaped formula and be connected or guide rod side roller
Contact rolls etc., and driven spindle can be arranged on to be connected trailing wheel with driving members such as the coaxial outer other place sprocket wheels of trailing wheel
Deng.
The other modifications or equivalent substitution that those of ordinary skill in the art are made to the technical solution of the utility model, it is all
Similar change or modification are made according to the utility model principle or structure type, each falls within the scope of protection of the utility model, as long as
Spirit and scope of the present utility model are not departed from, all should be covered among right of the present utility model.
Claims (7)
1. a kind of drag-line step bicycle, including front-wheel, front fork, handlebar, vehicle frame, pedal, trailing wheel, rotating shaft, the rotating shaft with
Vehicle frame is rotatably connected, and trailing wheel is fixed in rotating shaft, it is characterised in that it is also converted to revolution including a kind of straight reciprocating motion
The driving structure of motion, the driving structure include, trailing wheel（3）Rotating shaft（4）The upper left and right sides is fitted with：Reset the spine of idle running
Take turns mechanism（7）, for winding the wire spool of drag-line（6）, pull the drag-line of ratchet mechanism（8）, drag-line is automatically reset winding
Wind spring（9）.
2. drag-line step bicycle according to claim 1, it is characterised in that：It also includes control motion of foot path
Guide rod（11）.
3. drag-line step bicycle according to claim 2, it is characterised in that：Guide rod（11）Top be provided with change draw
Suo Fangxiang fixed pulley（15）.
4. drag-line step bicycle according to claim 2, it is characterised in that：It also includes guide rod（11）Top installation
There is adjustable moveable alignment pin（14）, control pedal（2）Lifting height.
5. drag-line step bicycle according to claim 2, it is characterised in that：It also includes being provided with below pedal holding
The foot-operated board support of pitch force when by human body weight and riding（13）.
6. drag-line step bicycle according to claim 1, it is characterised in that：The rotating shaft is rotatably connected with vehicle frame,
Use fixing axle（5）Level is fixed in vehicle frame（1）Back vent on, rotating shaft（4）It is rotatable to be sleeved on fixing axle（5）On.
7. drag-line step bicycle according to claim 1, it is characterised in that：The rotating shaft is rotatably connected with vehicle frame,
The rotating shaft that can be lengthened with both ends（16）Directly and vehicle frame（1）It is rotatably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/077617 WO2017167081A1 (en) | 2016-03-28 | 2017-03-22 | Dragline step bicycle |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179518 | 2016-03-28 | ||
| CN2016101795185 | 2016-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206719415U true CN206719415U (en) | 2017-12-08 |
Family
ID=58961889
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720225086.7U Expired - Fee Related CN206719415U (en) | 2016-03-28 | 2017-03-09 | Drag-line step bicycle |
| CN201710137255.6A Pending CN106741414A (en) | 2016-03-28 | 2017-03-09 | Drag-line step bicycle |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137255.6A Pending CN106741414A (en) | 2016-03-28 | 2017-03-09 | Drag-line step bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206719415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020225581A1 (en) * | 2019-05-06 | 2020-11-12 | Kohlheb Robert | Wheel hub arrangement for drives with rotated drum |
| CN113071592A (en) * | 2021-05-20 | 2021-07-06 | 哈尔滨理工大学 | Small-size instrument of riding instead of walk in city based on user experience |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651090A (en) * | 2017-11-15 | 2018-02-02 | 张家港川梭车业有限公司 | It is a kind of to be used to drive the straight line of bicycle rear to trample device |
| CN108674563B (en) * | 2018-07-27 | 2024-11-15 | 陈飞 | A step bicycle and its use method |
| WO2021108961A1 (en) * | 2019-12-02 | 2021-06-10 | 张文成 | Self-balancing vehicle |
| CN110949594B (en) * | 2019-12-02 | 2024-07-19 | 张文成 | Balance car |
| CN112373616B (en) * | 2020-06-04 | 2022-04-22 | 朱文辉 | Vertical treading bicycle |
-
2017
- 2017-03-09 CN CN201720225086.7U patent/CN206719415U/en not_active Expired - Fee Related
- 2017-03-09 CN CN201710137255.6A patent/CN106741414A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020225581A1 (en) * | 2019-05-06 | 2020-11-12 | Kohlheb Robert | Wheel hub arrangement for drives with rotated drum |
| US11485175B2 (en) | 2019-05-06 | 2022-11-01 | Róbert KOHLHÉB | Wheel hub arrangement for drives with rotated drum |
| CN113071592A (en) * | 2021-05-20 | 2021-07-06 | 哈尔滨理工大学 | Small-size instrument of riding instead of walk in city based on user experience |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106741414A (en) | 2017-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20190309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |