CN108820101A - A kind of apparatus for ride instead of walk of medical staff - Google Patents
A kind of apparatus for ride instead of walk of medical staff Download PDFInfo
- Publication number
- CN108820101A CN108820101A CN201810619450.7A CN201810619450A CN108820101A CN 108820101 A CN108820101 A CN 108820101A CN 201810619450 A CN201810619450 A CN 201810619450A CN 108820101 A CN108820101 A CN 108820101A
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- CN
- China
- Prior art keywords
- connecting rod
- screw shaft
- pinion gear
- gear
- bar
- 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.)
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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
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
- B62K11/007—Automatic balancing machines with single main ground engaging wheel or coaxial wheels supporting a rider
-
- 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
- B62K27/00—Sidecars; Forecars; Trailers or the like specially adapted to be attached to cycles
- B62K27/003—Trailers
-
- 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
- B62K27/00—Sidecars; Forecars; Trailers or the like specially adapted to be attached to cycles
- B62K27/10—Other component parts or accessories
- B62K27/12—Coupling parts for attaching cars or the like to cycle; Arrangements thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses the apparatus for ride instead of walk of medical staff a kind of, belong to medical equipment field, including electrodynamic balance vehicle and carrying driving mechanism, electrodynamic balance vehicle is equipped with foot pedal, carrying driving mechanism includes screw shaft and the L shape bar set on screw shaft both ends, scroll wheel is installed in the free end of L shape bar horizontal component, and the free end of L shape bar vertical portion is connected to screw shaft end by connecting rod obliquely；Screw shaft both side surface is furnished with oppositely oriented helical rack respectively, and screw shaft two sides respectively correspond and are arranged with pinion gear compatible with corresponding side helical rack, pinion gear side is equipped with the gear wheel with pinion gear external toothing, is fixed with cross bar on a side plane of side where gear wheel and pinion gear engagement place；Foot pedal is fixedly arranged at the front end with horizontal U-lag plate, and U-lag board bottom portion is fixed with the connecting rod being detachably connected with cross bar.The present invention can avoid medical staff and frequently walk, and be conducive to keep preferable working condition, to guarantee higher work quality.
Description
Technical field
The present invention relates to medical equipment fields, are specifically related to the apparatus for ride instead of walk of medical staff a kind of.
Background technique
Medical treatment is the need of the people's livelihood.The health security system for building and improving modern civilization makes one mind disease and is cured, constantly mentioned
The high general level of the health is the people most concerned about most directly most real benefits program.Because body is the carrier of people living and development, nothing
By study, work, life, social activities, require the body of unsoundness, thus eliminate disease, maintaining healthy be the people's livelihood it
It is required.It is continuously improved with the development of science and technology with progress, medical level, Medical Devices are increasingly advanced.And it to play medical treatment and set
Standby optimal therapeutic effect, it is also necessary to which the highly responsible and exact operations of medical staff, medical staff are necessary in medical institutions
Part, their state of mind and work quality directly contribute the influence to patient's curative effect.In the case where patient is more, into
When the nursing such as row infusion dressing, generally requiring medical staff pushes Hospital trolley for nursing shuttle between each ward, this just gives medical staff
Bring hard work task.Frequent walking can make them feel tired, so that more difficult maintain preferable working condition, into
And work quality may be influenced.So needing the apparatus for ride instead of walk of medical staff a kind of.
Electrodynamic balance vehicle is called body-sensing vehicle, thinking vehicle, the vehicle that acts as regent etc..Mainly there is two class of single wheel and two-wheel in the market.It is transported
Make principle to be mainly built upon in one kind referred to as basic principle of " dynamic stability ".Gyroscope and acceleration using vehicle body
Sensor is spent, to detect the variation of vehicle body attitude, and utilizes servo-control system, accurately driving motor is adjusted accordingly
It is whole, to keep the balance of system.It is a kind of novel environmentally protective production that modern is used as walking-replacing tool, amusement and recreation
Object.Two-wheel electric balance car uses two wheel supports, storage battery power supply, brushless motor driving, in addition single-chip microcontroller controls, posture
Sensor acquisition angular speed and angle signal, the balance of common coordinated control car body rely solely on the change of gravity center of human body
It is acted with starting, acceleration, deceleration, the stopping etc. of realizing car body.
Summary of the invention
1. technical problems to be solved
The technical problem to be solved in the present invention is that providing the apparatus for ride instead of walk of medical staff a kind of, medical staff can be saved significantly
Frequent walking, is conducive to them and keeps preferable working condition, to guarantee higher work quality.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that：
A kind of apparatus for ride instead of walk of medical staff, including electrodynamic balance vehicle and the carrying driving machine being detachably connected with electrodynamic balance vehicle
Structure, the electrodynamic balance vehicle include two idler wheels being oppositely arranged, two foot pedals between two idler wheels, for connecting
The connecting shaft of back-up roller wheel and foot pedal, and the control box below connecting shaft；
The carrying driving mechanism includes that screw shaft and the L shape bar set on side where screw shaft both ends, the screw shaft level are set
Side where L shape bar top is set and is located at, scroll wheel, the L shape bar vertical portion are installed in the free end of the L shape bar horizontal component
Free end screw shaft end is connected to by connecting rod obliquely；The screw shaft is using its midpoint as the both side surface on boundary point
Be not furnished with oppositely oriented helical rack, and screw shaft two sides respectively correspond be arranged with it is compatible with corresponding side helical rack small
Gear, the pinion gear inner surface are furnished with the gear teeth being meshed with helical rack, and the pinion gear outer surface is furnished with the gear teeth two, institute
Pinion gear side is stated equipped with the gear wheel with pinion gear external toothing, the side of side is flat where the gear wheel and pinion gear engagement place
Cross bar is fixed on face；
The foot pedal is fixedly arranged at the front end with horizontal U-lag plate, and U-lag board bottom portion is fixed with cross bar far from gear wheel
The connecting rod that one end is detachably connected；Installation sleeve is equipped in the middle part of the screw shaft, the installation sleeve top is equipped with longitudinal set
The connecting rod one set, one upper end of connecting rod are fixed with mounting blocks；The gear wheel central axis is equipped in " Kan " shape
Connecting rod two, two both ends of connecting rod are respectively and fixedly provided with mounting blocks, and the connecting rod two is equipped with and is held on pinion gear corresponding two
The clamping bar of side.
Further, one end of the clamping bar connection pinion gear is equipped with grip block.Pinion gear two can be more stably held on
Side, keeps the meshing relation of pinion gear and gear wheel, and prevents pinion gear from the displacement on screw shaft occurs, to be conducive to promote
Into the normal operation of carrying driving mechanism.
Further, the connecting rod lower end is connect by fixing bolt with cross bar.The connection relationship of fixing bolt is fixed
Stability is preferable and easy to disassemble, using universal.
As the improvement to above scheme, a fixing axle perpendicular to cross bar is equipped with below two cross bars, it is described
Fixed both ends of the shaft extends to the outside of two cross bars and is fixed with longitudinally disposed connecting rod three, and three upper end of connecting rod is fixed
There are mounting blocks；The distance between the fixing axle and U-lag plate are greater than the distance between fixing axle and gear wheel.Fixing axle is consolidated
After fixed, user is in side where U-lag plate（That is one end of cross bar connection connecting rod）Apply downward（Or upwards）Active force, lead to
Lever principle is crossed it is found that one end of cross bar connection gear wheel is by biggish upward（Or downwards）Active force, so as to have
Drive gear wheel rotation is imitated, it is laborsaving convenient for user.
3. beneficial effect
（1）The present invention includes electrodynamic balance vehicle, uses storage battery power supply, completely pollution-free to environment, absolutely environmentally protective, and
Can be charged use repeatedly.And its operational efficiency is high, and noise is inefficient high, therefore both reduces noise pollution, also saves
The energy is highly suitable for medical institutions place.It only passes through tilting forward and back for body（The pushing of foot upwarps）It can change
Becoming the forward-reverse and the speed of service of two-wheel electric balance car, drive control is extremely convenient, applied to the work of medical staff,
It can avoid frequently walking bring feeling of fatigue, and them can be made to vacate both hands while preferably riding function instead of walk realizing
Carry out other activity, for example carry medical treatment and nursing apparatus etc..
（2）The present invention is additionally provided with carrying driving mechanism, needs to carry a large amount of medical care apparatus for medical staff and pushes shield
Manage vehicle the case where because the volume of Hospital trolley for nursing is larger, only with electrodynamic balance vehicle can effectively push and pull nursing Chinese herbaceous peony into or retreat, but
It is more inconvenient to turn to driving.Carrying driving mechanism in the present invention includes screw shaft and the L shape set on side where screw shaft both ends
Scroll wheel is installed in bar, the free end of L shape bar horizontal component, and the free end of L shape bar vertical portion is connected by connecting rod obliquely
In screw shaft end.By driving the translation of screw shaft, the free end of L shape bar vertical portion can be pulled to occur corresponding mobile,
And scroll wheel is deflected to corresponding side, it realizes and turns to.The present invention is by pinion gear and the structure of helical rack internal messing come real
Now to the driven in translation of screw shaft；It is equipped with the gear wheel with pinion gear external toothing again, the lesser power that can apply outside expands
Effective rotation of driving pinion；Horizontal U-lag plate is also fixed on the foot pedal of electrodynamic balance vehicle, and is equipped with connection canine tooth
The cross bar of wheel and U-lag plate, to realize the pushing by foot or upwarp come drive gear wheel rotation.It follows that energy of the present invention
It is enough to realize that effective turn to drives, biggish object can be pushed when using apparatus for ride instead of walk to be suitable for medical staff, and still lead to
Foot action is crossed to drive, is not required to apply other power, application is more convenient.
（3）U-lag board bottom portion is fixed with the connecting rod being detachably connected with cross bar far from one end of gear wheel in the present invention.
After removing fixing bolt, only taking electrodynamic balance vehicle can also be commuted between each ward, carry large numbers of items suitable for not needing
Scene.Using more convenient, practical value is improved.
To sum up, the present invention can save significantly medical staff and frequently walk, also can be good when pushing biggish object
Realize the operation such as advance, retreat and turn to, application is more convenient, and practical value is higher, is conducive to them and keeps preferably working
State, to guarantee higher work quality.
Detailed description of the invention
Fig. 1 is structural representation top view of the invention；
Fig. 2 is the structural schematic diagram of Section A-A in Fig. 1；
Fig. 3 is structural representation side view of the invention；
Appended drawing reference：1- idler wheel, 2- foot pedal, 3- connecting shaft, 4- control box, 5- screw shaft, 6-L shape bar, 7- scroll wheel, 8- company
Bar, 9- helical rack, 10- pinion gear, 11- gear wheel, 12- cross bar, 13-U shape frid, 14- connecting rod, 15- installation sleeve,
16- connecting rod one, 17- mounting blocks, 18- connecting rod two, 19- clamping bar, 20- grip block, 21- fixing bolt, 22- fixing axle, 23-
Connecting rod three.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
Embodiment
The apparatus for ride instead of walk of medical staff as shown in Figures 1 and 2 a kind of, including electrodynamic balance vehicle and can with electrodynamic balance vehicle
The carrying driving mechanism of dismantling connection, the electrodynamic balance vehicle include two idler wheels being oppositely arranged 1, be set to two idler wheels 1 it
Between two foot pedals 2, for connecting the connecting shaft 3 of back-up roller wheel 1 and foot pedal 2, and the control set on 3 lower section of connecting shaft
Box 4；
As shown in connection with fig. 3, the carrying driving mechanism includes screw shaft 5 and the L shape bar 6 set on side where 5 both ends of screw shaft, institute
It states screw shaft 5 and is horizontally disposed with and is located at side where 6 top of L shape bar, scroll wheel is installed in the free end of 6 horizontal component of L shape bar
7, the free end of 6 vertical portion of L shape bar is connected to 5 end of screw shaft by connecting rod 8 obliquely；The screw shaft 5 with
Its midpoint is that the both side surface on boundary is furnished with oppositely oriented helical rack 9 respectively, and 5 two sides of screw shaft respectively correspond and are arranged with
Pinion gear 10 compatible with corresponding side helical rack 9,10 inner surface of pinion gear are furnished with the wheel being meshed with helical rack 9
Tooth, 10 outer surface of pinion gear are furnished with the gear teeth two, and 10 side of pinion gear is equipped with the gear wheel with 10 external toothing of pinion gear
11, cross bar 12 is fixed on a side plane of side where the gear wheel 11 and 10 engagement place of pinion gear；
The foot pedal 2 is fixedly arranged at the front end with horizontal U-lag plate 13, and 13 bottom of U-lag plate is fixed with separate with cross bar 12
The connecting rod 14 that one end of gear wheel 11 is detachably connected；Installation sleeve 15, the installation sleeve are equipped in the middle part of the screw shaft 5
15 tops are equipped with longitudinally disposed connecting rod 1, and one 16 upper end of connecting rod is fixed with mounting blocks 17；The gear wheel 11
Central axis is equipped with the connecting rod 2 18 in " Kan " shape, and 2 18 both ends of connecting rod are respectively and fixedly provided with mounting blocks 17, the company
Extension bar 2 18 is equipped with the clamping bar 19 for being held on 10 respective sides of pinion gear.Installation sleeve 15, connecting rod 1, connecting rod two
18, the fixed relationship that mounting blocks 17 and clamping bar 19 can make the related part for needing fixed position keep and push object, for movement
The running of part provides necessary support.
In the present embodiment, one end that the clamping bar 19 connects pinion gear 10 is equipped with grip block 20.It can more stably clamp
In 10 two sides of pinion gear, the meshing relation of pinion gear 10 and gear wheel 11 is kept, and prevents pinion gear 10 from occurring on screw shaft 5
Displacement, thus may advantageously facilitate carrying driving mechanism normal operation.
In the present embodiment, 14 lower end of connecting rod is connect by fixing bolt 21 with cross bar 12.Fixing bolt 21
Connection relationship stability maintenance is preferable and easy to disassemble, using universal.
In the present embodiment, a fixing axle 22 perpendicular to cross bar 12 is equipped with below two cross bars 12, it is described solid
22 both ends of dead axle extend to the outside of two cross bars 12 and are fixed with longitudinally disposed connecting rod 3 23, in the connecting rod 3 23
End is fixed with mounting blocks 17；The distance between the fixing axle 22 and U-lag plate 13 are greater than between fixing axle 22 and gear wheel 11
Distance.After fixing axle 22 is fixed, user is in 13 place side of U-lag plate（That is one end of the connection of cross bar 12 connecting rod 14）It applies
Add downwards（Or upwards）Active force, by lever principle it is found that cross bar 12 connect gear wheel 11 one end by it is biggish to
On（Or downwards）Active force, so as to effective drive gear wheel 11 rotation, convenient for user it is laborsaving.
By taking medical staff pushes Hospital trolley for nursing as an example, the concrete application process of the apparatus for ride instead of walk of above-mentioned medical staff is：
The front wheel of Hospital trolley for nursing is fixedly connected as scroll wheel 7 with L shape bar 6 in advance or existing scroll wheel 7 is placed in shield
Between the front wheel for managing vehicle, and each mounting blocks 17 are fixed on Hospital trolley for nursing bottom surface；Medical worker will push Hospital trolley for nursing to commute
When between each ward, cross bar 12 is connect with connecting rod 14 and tightens fixing bolt 21, then stood in the foot-operated of electrodynamic balance vehicle
On plate 2, tiptoe is protruded into U-lag plate 13, by driving electrodynamic balance vehicle come push and pull nursing Chinese herbaceous peony into or retreat, be not required to frequent row
Walk, can be significantly laborsaving and prevent leg tired, be conducive to keep preferable working condition, to reach higher work quality.Tool
Body driving process be：
It when steering, steps under a foot tiptoe, is lifted on another foot tiptoe, two gear wheels 11 of driving rotate in a reverse direction, band
Dynamic two pinion gears 10 also rotate in a reverse direction, since 5 both side surface of screw shaft is furnished with oppositely oriented helical rack respectively
9, then it drives screw shaft 5 mobile to side, pulls the free end of 6 vertical portion of L shape bar to move by connecting rod 8, because of L shape
6 shape invariance of bar, then the free end of 6 horizontal component of L shape bar occurs corresponding mobile, and scroll wheel 7 is deflected to corresponding side,
It realizes and turns to；Above-mentioned two feet states are exchanged, and counter steering can be realized；User's both feet tiptoe pushes, so that 5 liang of screw shaft
Side generates opposite translational tendency and cancels out each other, and scroll wheel 7 can just be maintained to be not biased towards, and keeps straight trip, can be by electronic flat
The vehicle that weighs pushes Hospital trolley for nursing to advance；User's both feet heel pushes, and tiptoe upwarps, again such that 5 two sides of screw shaft generate on the contrary
Translational tendency is cancelled out each other, and scroll wheel 7 can just be maintained to be not biased towards, and keeps straight trip, can be pulled and be nursed by electrodynamic balance vehicle
Vehicle retreats.
In addition, can remove fixing bolt 21 when not needing to carry large numbers of items, only take electrodynamic balance vehicle and commute respectively
Between ward, application is more convenient, promotes practical value.
As shown in the above, the present invention can save significantly medical staff and frequently walk, when pushing biggish object
Also it can realize that advance, retrogressing and steering etc. operate well, application is more convenient, and practical value is higher, is conducive to them and keeps
Preferable working condition, to guarantee higher work quality.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention,
And be not used as limitation of the invention, as long as the change in spirit of the invention, to embodiment described above
Change, modification will all be fallen in scope of the presently claimed invention.
Claims (4)
1. a kind of apparatus for ride instead of walk of medical staff, which is characterized in that detachably connect including electrodynamic balance vehicle and with electrodynamic balance vehicle
The carrying driving mechanism connect, the electrodynamic balance vehicle include two idler wheels being oppositely arranged（1）, it is set to two idler wheels（1）Between
Two foot pedals（2）, for connecting back-up roller wheel（1）And foot pedal（2）Connecting shaft（3）, and it is set to connecting shaft（3）Under
The control box of side（4）；
The carrying driving mechanism includes screw shaft（5）And it is set to screw shaft（5）The L shape bar of side where both ends（6）, the screw rod
Axis（5）It is horizontally disposed with and is located at L shape bar（6）Side where top, the L shape bar（6）The free end of horizontal component is installed by scroll wheel
（7）, the L shape bar（6）The free end of vertical portion passes through connecting rod obliquely（8）It is connected to screw shaft（5）End；The spiral shell
Bar axis（5）Oppositely oriented helical rack is furnished with respectively as the both side surface on boundary using its midpoint（9）, and screw shaft（5）Two sides
It respectively corresponds and is arranged with and corresponding side helical rack（9）Compatible pinion gear（10）, the pinion gear（10）Inner surface is furnished with
With helical rack（9）The gear teeth being meshed, the pinion gear（10）Outer surface is furnished with the gear teeth two, the pinion gear（10）Side is set
Have and pinion gear（10）The gear wheel of external toothing（11）, the gear wheel（11）With pinion gear（10）The side of side where engagement place
Cross bar is fixed in plane（12）；
The foot pedal（2）It is fixedly arranged at the front end with horizontal U-lag plate（13）, the U-lag plate（13）Bottom is fixed with and cross bar
（12）Far from gear wheel（11）The connecting rod that is detachably connected of one end（14）；The screw shaft（5）Middle part is equipped with installation sleeve
（15）, the installation sleeve（15）Top is equipped with longitudinally disposed connecting rod one（16）, the connecting rod one（16）Upper end is fixed
There are mounting blocks（17）；The gear wheel（11）Central axis is equipped with the connecting rod two in " Kan " shape（18）, the connecting rod two
（18）Both ends are respectively and fixedly provided with mounting blocks（17）, the connecting rod two（18）It is equipped with and is held on pinion gear（10）The folder of respective sides
Bar（19）.
2. the apparatus for ride instead of walk of medical staff according to claim 1 a kind of, which is characterized in that the clamping bar（19）It connects small
Gear（10）One end be equipped with grip block（20）.
3. the apparatus for ride instead of walk of medical staff according to claim 1 a kind of, which is characterized in that the connecting rod（14）Lower end
Pass through fixing bolt（21）With cross bar（12）Connection.
4. the apparatus for ride instead of walk of medical staff according to claim 1 a kind of, which is characterized in that two cross bars（12）Under
Side is equipped with one perpendicular to cross bar（12）Fixing axle（22）, the fixing axle（22）Both ends extend to two cross bars（12）It is outer
Side is simultaneously fixed with longitudinally disposed connecting rod three（23）, the connecting rod three（23）Upper end is fixed with mounting blocks（17）；It is described solid
Dead axle（22）With U-lag plate（13）The distance between be greater than fixing axle（22）With gear wheel（11）The distance between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619450.7A CN108820101A (en) | 2018-06-12 | 2018-06-12 | A kind of apparatus for ride instead of walk of medical staff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619450.7A CN108820101A (en) | 2018-06-12 | 2018-06-12 | A kind of apparatus for ride instead of walk of medical staff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108820101A true CN108820101A (en) | 2018-11-16 |
Family
ID=64141352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810619450.7A Pending CN108820101A (en) | 2018-06-12 | 2018-06-12 | A kind of apparatus for ride instead of walk of medical staff |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108820101A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249776A (en) * | 2019-08-05 | 2019-09-20 | 浙江荣亚工贸有限公司 | A kind of grass trimmer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201308761Y (en) * | 2008-11-28 | 2009-09-16 | 罗云国 | Walk-assisting scooter with steering device |
| CN104859773A (en) * | 2015-06-08 | 2015-08-26 | 杭州骑客智能科技有限公司 | Transportation device utilizing balance car for driving |
| CN106605571A (en) * | 2017-01-18 | 2017-05-03 | 武汉汉唐天下投资管理有限公司 | An automatic rubber tapping robot |
| US9744095B1 (en) * | 2017-02-13 | 2017-08-29 | Angelo L. Mazzei | Self-propelled walker |
-
2018
- 2018-06-12 CN CN201810619450.7A patent/CN108820101A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201308761Y (en) * | 2008-11-28 | 2009-09-16 | 罗云国 | Walk-assisting scooter with steering device |
| CN104859773A (en) * | 2015-06-08 | 2015-08-26 | 杭州骑客智能科技有限公司 | Transportation device utilizing balance car for driving |
| CN106605571A (en) * | 2017-01-18 | 2017-05-03 | 武汉汉唐天下投资管理有限公司 | An automatic rubber tapping robot |
| US9744095B1 (en) * | 2017-02-13 | 2017-08-29 | Angelo L. Mazzei | Self-propelled walker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249776A (en) * | 2019-08-05 | 2019-09-20 | 浙江荣亚工贸有限公司 | A kind of grass trimmer |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
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| RJ01 | Rejection of invention patent application after publication |