CN206278180U - Two-wheel vehicle used rearmounted swing type front support foot device - Google Patents
Two-wheel vehicle used rearmounted swing type front support foot device Download PDFInfo
- Publication number
- CN206278180U CN206278180U CN201621260467.0U CN201621260467U CN206278180U CN 206278180 U CN206278180 U CN 206278180U CN 201621260467 U CN201621260467 U CN 201621260467U CN 206278180 U CN206278180 U CN 206278180U
- Authority
- CN
- China
- Prior art keywords
- front support
- ratchet
- support feet
- support
- car body
- 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
Landscapes
- Handcart (AREA)
Abstract
The utility model is related to two wheel car technical fields, specifically a kind of two-wheel vehicle used rearmounted swing type front support foot device, including the original car body of cart, front vehicle wheel, rear wheel and two rear support wheels, it is characterized in that, in cart car body both sides and it is bordering on the car body of car body front end a left side is respectively installed, right support pin oscillating shaft seat, support feet balance staff is separately installed with the support feet oscillating shaft seat of every side, the upper end of front support pin is arranged on support feet balance staff, the lower end of front support pin is free end, front support bottoms carries out clockwise direction or counterclockwise to rotary oscillation around the axle center of support feet balance staff, so that front support pin can realize to the bottom support support to car body, also pendulum on front support pin is enable to lift to carry out two wheel drivings.The beneficial effects of the utility model are;(1) make two wheel car high speed travelings and parking steady, safe;(2) two wheel cars are enable to receive the driving license on the road of city and on highway.
Description
[technical field]
The utility model is related to two wheel car technical fields, specifically a kind of two-wheel vehicle used rearmounted swing type front support
Foot device.
[background technology]
Front support pin refers to for supporting car body, protecting the safe support feet of car, front support installed in Vehicular body front both sides
Pin is applied to the cart of speed higher.Existing cart front support pin technology is that entitled " a kind of pull bar turns to, spacious close
Dual-purpose two wheels car " patent of invention " above putting swing type front support foot device " for being used, it is this on put swing type front support pin
Device characteristic belongs to swing type+overhead, and so-called " overhead " refers to the nearly vertical place of front support pin in usual standby period
It is so, preceding when heavy braking parking is enabled puts swing type front support foot device in support feet swinging axle top position
The action direction of the self inertia power suffered by support feet is forwards, so front support pin is just difficult to the bottom entering to position is supportted
Row support ground walker, is also just difficult to play the effect for protecting car safety.
[content of the invention]
The purpose of this utility model is a voucher front vehicle wheel branch when the cart hard brake stop run at high speed
Support car body is difficult to avoid overturning, and for support vehicles safety, support ground is carried out using the front support pin for stretching out car body both sides immediately
Method supports car body, so as to accomplish steady parking.
To achieve these goals, a kind of two-wheel vehicle used rearmounted swing type front support foot device, including cart original are designed
Some car bodies, front vehicle wheel, rear wheel and two rear support wheels, it is characterised in that in the both sides of cart car body 1 and be bordering on car body 1
Left and right support feet oscillating shaft seat 24 is respectively installed on the car body of front end, is separately installed with the support feet oscillating shaft seat 24 of every side
Support feet balance staff 9, the upper end of front support pin 3 is arranged on support feet balance staff 9, and the lower end of front support pin 3 is free end, front support
Pin 3 carries out clockwise direction or counterclockwise to rotary oscillation around the axle center of support feet balance staff 9 so that front support pin 3 can under
The support to car body 1 is realized on pendulum support ground, pendulum on front support pin 3 is lifted to carry out two wheel drivings.
During the preparation before front support pin 3 by supportting is supported to car body, front support pin 3 is the place of nearly prostration
In the rear position of support feet balance staff 9, this rear position of support feet balance staff 9 refers to the position between support feet balance staff 9 and the tailstock.
And also will the upper end of front support pin 3 with support feet balance staff 9 as axle center it is cylindrical on fixed installation carry ratchet
Ratchet 8, and the ratchet 6 that matches with ratchet 8 of installation in ratchet rotating shaft 7, ratchet 6 can around the forward direction of ratchet rotating shaft 7 or
Rotate backward, when ratchet 6 is lifted out out ratchet 8 by rotation, front support pin 3 can be around the axle center of support feet balance staff 9
Carry out clockwise direction or counterclockwise to swing, when ratchet 6 presses ratchet 8 with appropriate power, this supporting ratchet 8, spine
Pawl 6 makes front support pin 3 to carry out one direction swing along ratchet 6, and can not inversely swing.
Also roller can be installed in the lower end of front support pin 3 in addition, and accomplish front support by adjusting the brake force of pair roller
The brake force of 3 pairs of drivings of pin is appropriate.
The front support pin 3 for being in the rear position of support feet balance staff 9 of nearly prostration receives two collective effects of power, and one is
The power that front support pin 3 can be made to be swung clockwise around the axle center of support feet balance staff 9, referred to as support feet are another along pendulum power
Individual is the power that front support pin 3 can be made counterclockwise to be swung around the axle center of support feet balance staff 9, referred to as the inverse pendulum power of support feet,
Branch claims the inverse pendulum power of pin with the characteristics of being applied in or be undone at any time.
For being arranged on the ratchet 6 matched with ratchet 8 on car body 1 by ratchet rotating shaft 7, need to also be solid in the afterbody of ratchet 6
Determine ratchet spring 5, the other end of ratchet spring 5 is fixed on car body 1, and the pulling force of ratchet spring 5 is also referred to as pressure under ratchet;Separately
Ratchet electromagnet 4 is installed, the electromagnetic attraction that ratchet electromagnet 4 is produced after being powered is to irony on the outer car body 1 also at ratchet 6
Ratchet 6 is attractive, and this electromagnetic attraction is also referred to as ratchet upper lifting force.Ratchet upper lifting force is resistant to make ratchet according to pressure under ratchet
Lifted on 6 and be separated from ratchet 8 slightly, ratchet upper lifting force has the characteristics of being applied in or be undone at any time.It is closely flat in front support pin 3
It is sleeping be in the rear position of support feet balance staff 9 during, ratchet electromagnet 4 must be in off-position without producing electricity to ratchet 6
Magnetic attraction, that is, ratchet 6 is in the state for cancelling ratchet upper lifting force, ratchet 6 is just produced in ratchet spring 5 during this
Ratchet 8 is pressed with appropriate pressure in the presence of pressure under ratchet, this causes that front support pin 3 can only carry out list along ratchet 6
Direction swings, and can not inversely swing.
Spacing Xiao's block 11 is also fixed on car body 1 in addition, spacing Xiao's block 11 is fixed on the specific method on car body 1
It is that current support feet 3 is in during perpendicular to ground location, spacing Xiao's block 11 is fixed on car by the left side for being close to front support pin 3
On body.Spacing Xiao's block 11 defines the final position that front support pin 3 swings clockwise.Rearmounted swing type front support foot device
Mostly it is closed in support feet cover 18.
When the cart run at high speed carries out heavy braking to stop in emergency, due to the powerful inertia braked, a voucher is only
Front vehicle wheel support car body is difficult to avoid vehicle body to front side to overturning, at this moment for support vehicles safety, must start immediately rearmounted
Swing type front support foot device, the concrete measure for starting rearmounted swing type front support foot device is exactly to cancel to act near putting down immediately
The inverse pendulum power of the sleeping leg being on the front support pin 3 of the rear position of support feet balance staff 9, then the front support pin 3 of car both sides is just
It is quick under the common coordinative role of self gravitation, the elastic force of leg spring 10 and brake inertia force to swing clockwise, directly
, perpendicular to ground or in position of contacting to earth, then there is the unidirectional positioning of ratchet 8, ratchet 6 to spacing Xiao's block 11 is touched, two
Front support pin 3 cannot backswing, even if then injustice two front support pin 3 in ground also can be reliably propped up car body
Support, make stopping for car safety.
The rear position of support feet balance staff 9 is in when what the front support pin 3 for making support ground returned to nearly prostration, following journey is taken
Sequence, makes dolly advance or retrogressing activity once first, the pressure between ratchet 6, ratchet 8 that elimination is produced by car weight, then
Ratchet electromagnet 4 is powered by a button and produce ratchet upper lifting force, ratchet upper lifting force is then anti-to make ratchet according to ratchet spring power
Upper lift and be separated from ratchet slightly, then restart the inverse pendulum power of leg, the inverse pendulum power of leg draws front support by leg pull rope 2
Pin 3 is in the rear position of support feet balance staff 9 to swing up to the nearly prostration of front support pin 3 counterclockwise, finally again draws leg
Rope 2 is fixed, and procedure above not enabled " applies or cancel the inverse pendulum power apparatus of support feet ".
The rearmounted of rearmounted swing type front support foot device of the present utility model refers to by supportting to car body in front support pin 3
During preparation before being supported, that is, front support pin 3 in standby period be nearly prostration be in support feet balance staff 9 after
Orientation is put, and the rear position of the support feet balance staff 9 refers to the position between support feet balance staff 9 and the tailstock.Front support pin 3 is set
Put is the reason for the rear position of support feet balance staff 9, and when the inverse pendulum power of the support feet for cancelling front support pin 3, front support pin 3 is received
Self gravitation, the elastic force of leg spring 10 and the brake three power targets of inertia force for playing the role of are consistent, before this is caused
The support feet bottom support ground more rapidly, it is more reliable.The swing of rearmounted swing type front support foot device refers to that front support pin 3 can be around
The axle center of support feet balance staff 9 carries out clockwise or counterclockwise swing.Rearmounted swing type front support foot device of the invention
The characteristics of be:Swing type+rear-mounted.
In sum, rearmounted swing type front support foot device, in order to ensure cart driving, parking safety and set
Special purpose device.When cart is difficult to safe using two wheels or three wheel drivings or parking, two are just passed through again
Front support pin 3 is quick, the reliable method for stretching out support ground is supported to car body 1 and suitably brakes, so that cart is accomplished
Row, parking safety.When the cart run at high speed carries out heavy braking jerk car, due to the powerful inertia braked, it is easy to
Make vehicle body to front side to overturning, this be by the present apparatus be arranged on car body 1 try one's best front part sides the reason for.The actually present apparatus
It is rarely employed, is a kind of emergent retaining frame device, but it is indispensable.Vehicle performance and roadcraft are ripe, and the present apparatus is used
Frequency is lower.
Special instruction is as follows:1, in order to complete same program, if the front support pin 3 in the left side of car body 1 must be carried out clockwise
Direction counterclockwise swings, then the front support pin 3 on the right side of car body 1 must then carry out putting counterclockwise or clockwise
It is dynamic, exactly in turn.2, car body 1, front vehicle wheel 12, rear wheel 20 and two rear support wheels 19 in figure are original carts
Part.
The beneficial effects of the utility model are;
(1) make two wheel car high speed travelings and parking steady, safe;
(2) two wheel cars are enable to receive the driving license on the road of city and on highway.
[brief description of the drawings]
Fig. 1 is Fig. 2 B-B direction views
Fig. 2 is Figure 1A to partial sectional view
1 cart car body, 2 leg pull ropes, 3 front support pin, 4 ratchet electromagnet, 5 ratchet springs, 6 ratchets, 7 ratchets turn
Axle, 8 ratchets, 9 support feet balance staffs, 10 leg springs, 11 spacing Xiao's blocks, 12 front vehicle wheels, 13 fixed pulleys, 14 slide bar hasps, 15 take
Hook, 16 turriform springs, 17 lever body electromagnet, 18 support feet covers, 19 rear support wheels, 20 rear wheels, 21 inertia balls, 22 levers
Body, 23 lever body rotating shafts, 24 support feet oscillating shaft seats.
[specific embodiment]
The invention will be further described with reference to the accompanying drawings and examples:
Embodiment one
As shown in figure 1, two-wheel vehicle used rearmounted swing type front support foot device, including the original car body of cart, front vehicle wheel,
Rear wheel and two rear support wheels, it is characterised in that respectively pacify in both sides of cart car body 1 and being bordering on the car body of the front end of car body 1
Equipped with left and right support feet oscillating shaft seat 24, support feet balance staff 9, preceding branch are separately installed with the support feet oscillating shaft seat 24 of every side
The upper end of spike 3 is arranged on support feet balance staff 9, and the lower end of front support pin 3 is free end, and front support pin 3 is put around support feet
The axle center of axle 9 carries out clockwise direction or counterclockwise to rotary oscillation, so that front support pin 3 can be realized to car body to bottom support
1 support, also enables pendulum on front support pin 3 lift to carry out two wheel drivings.
During the preparation before front support pin 3 by supportting is supported to car body, front support pin 3 is the place of nearly prostration
In the rear position of support feet balance staff 9, this rear position of support feet balance staff 9 refers to the position between support feet balance staff 9 and the tailstock.
The front support pin 3 for being in the rear position of support feet balance staff 9 of nearly prostration receives two collective effects of power, and one is
The power that front support pin 3 can be made to be swung clockwise around the axle center of support feet balance staff 9, referred to as support feet are another along pendulum power
Individual is the power that front support pin 3 can be made counterclockwise to be swung around the axle center of support feet balance staff 9, referred to as the inverse pendulum power of support feet,
Branch claims the inverse pendulum power of pin with the characteristics of being applied in or be undone at any time.
Embodiment two
On the basis of embodiment one, can in addition the front end of front support pin 3 with support feet balance staff 9 as axle center it is cylindrical on
Ratchet 8, and also the ratchet 6 to match with ratchet 8 in the installation in the ratchet rotating shaft 7 on car body 1, ratchet 6 are installed
Can forward or backwards be rotated around ratchet rotating shaft 7, when ratchet 6 is lifted out out ratchet 8 by rotation, front support pin 3 can
Clockwise direction is carried out around the axle center of support feet balance staff 9 or counterclockwise to swing, when ratchet 6 presses ratchet 8 with appropriate power
When, this supporting ratchet 8, ratchet 6 can realize that front support pin 3 can only carry out one direction swing along ratchet 6, and can not be reverse
Swing.
Embodiment three
Can further be improved on the basis of embodiment one or embodiment two, the described front support bottoms that makes is put around support feet
The inverse pendulum power of the power that the axle center of axle 9 counterclockwise swings, referred to as support feet, applying or cancel the inverse pendulum power of support feet can also be by
One special purpose device is completed, and this special purpose device is referred to as applying or cancelling the inverse pendulum power apparatus of support feet, applies or cancel support
The structure of the inverse pendulum power apparatus of pin is that a lever shaft 23 is first installed on car body 1, then lever body 22 is arranged on into lever shaft
On 23, lever body 22 can be rotated around lever shaft 23, and the long-armed end of lever body 22 is provided with inertia ball 21, lever body 22
Galianconism end is provided with takes hook 15, then lever body electromagnet 17 is installed on the car body 1 at the long-armed place of lever body 22, lever body electricity
The electromagnetic force of magnet 17 is started by a peace button, and the tower top end of a turriform spring 16 is fixed on into the short of lever body 22 in addition
On arm, the bottom of towe of turriform spring 16 is fixed on car body 1, also to draw nearly prostration what is be oriented to by fixed pulley 13 in addition
The appropriate location that is on the leg pull rope 2 of the front support pin 3 of the rear position of support feet balance staff 9 slide bar hasp 14 is set,
When being in support feet 9 rear position of balance staff of the nearly prostration of current support feet 3, is in the cunning on the appropriate location of leg pull rope 2
Hasp hole on bar hasp 14 is just aligned takes hook 15, and the elastic force of the turriform spring 16 on the galianconism of lever body 22 will just take hook 15 and push away
In the hasp hole entered on slide bar hasp 14, at this moment again the leg pull rope 2 for drawing slide bar hasp 14 is relaxed, then just by
Apply or cancel the inverse pendulum power apparatus of support feet to undertake the inverse pendulum power for applying front support pin 3;
Using applying or the step of cancel the inverse pendulum power apparatus of support feet to cancel the inverse pendulum power to front support pin 3 be, when entering
Row emergency brake and after pressing the start button of lever body electromagnet 17, at this moment either brake inertia power or lever body electromagnetism
Which first works the electromagnetic force of iron 17, all promotes that lever is long-armed rotates lever body 22, so as to 15 from slide bar hasp 14 will be had contact with
Hasp hole in spin off, so as to cancel the inverse pendulum of the front support pin for being in support feet balance staff rear position of nearly prostration
Power.Then, two front support pin 3 just self gravitation, brake inertia force and the elastic force of leg spring 10 collective effect under, quickly to
Inferoanterior is swung up to support ground, and car body is propped up, and accomplishes emergency.No matter start inertia ball 21 and lever body at the same time or separately
Electromagnet 17, the inertia force of inertia ball 21 or the electromagnetic repulsion force of lever body electromagnet 17 can all make taking for car both sides hook 15 and slide bar
Hasp 14 departs from.The inertia force of inertia ball 21 is decided by quality and lever arm length of brake inertia force and inertia ball 21 etc..
In short, it is to ensure rearmounted swing type front support foot device to apply or cancel the inverse pendulum power apparatus of support feet
3 pairs of car bodies to be turned over of front support pin can accomplish the special purpose device of quick, reliable support and setting.What 3 pairs, front support pin to be turned over
Can car body goes to be supported, accomplish that quick, reliable is the primary factor for determining two wheel car traffic safeties.
Claims (6)
1. a kind of two-wheel vehicle used rearmounted swing type front support foot device, including the original car body of cart, front vehicle wheel, rear wheel and
Two rear support wheels, it is characterised in that be respectively provided with cart car body (1) both sides and being bordering on the car body of car body (1) front end
Left and right support feet oscillating shaft seat (24), is separately installed with support feet balance staff (9) on the support feet oscillating shaft seat (24) of every side, preceding
The upper end of support feet (3) is arranged on support feet balance staff (9), and the lower end of front support pin (3) is free end, and front support pin (3) encloses
Clockwise direction is carried out around the axle center of support feet balance staff (9) or counterclockwise to rotary oscillation, so that front support pin (3) being capable of the bottom
The support to car body (1) is realized on support ground, front support pin (3) is gone up pendulum and is lifted to carry out two wheel drivings.
2. two-wheel vehicle used rearmounted swing type front support foot device as claimed in claim 1, it is characterised in that in front support pin
(3) during the preparation before by supportting being supported to car body, front support pin (3) is that nearly prostration is in support feet balance staff
(9) rear position, this support feet balance staff (9) rear position refers to position of the support feet balance staff (9) and the tailstock between.
3. two-wheel vehicle used rearmounted swing type front support foot device as claimed in claim 1, it is characterised in that and also will with
Support feet balance staff (9) is the cylindrical upper ratchet (8) of the fixed installation with ratchet of front support pin (3) upper end in axle center, and
The ratchet (6) that installation matches with ratchet (8) in ratchet rotating shaft (7), ratchet (6) can be around ratchet rotating shaft (7) forward or backwards
Rotate, when ratchet (6) is lifted out out ratchet (8) by rotating, front support pin (3) can be around support feet balance staff (9)
Axle center carries out clockwise direction or counterclockwise to swing, this supporting when ratchet (6) presses ratchet (8) with appropriate power
Ratchet (8), ratchet (6) make front support pin (3) to carry out one direction swing along ratchet (6), and can not inversely swing.
4. two-wheel vehicle used rearmounted swing type front support foot device as claimed in claim 1, it is characterised in that in front support pin
(3) lower end install roller, and by adjust the brake force of pair roller with control front support pin (3) to drive a vehicle brake force.
5. two-wheel vehicle used rearmounted swing type front support foot device as claimed in claim 1, it is characterised in that make front support bottoms
Around the power that the axle center of support feet balance staff (9) counterclockwise swings, the referred to as inverse pendulum power of support feet, applies or to cancel support feet inverse
Pendulum power can also be completed by a special purpose device, and this special purpose device is referred to as applying or cancelling the inverse pendulum power apparatus of support feet.
6. two-wheel vehicle used rearmounted swing type front support foot device as claimed in claim 5, it is characterised in that the applying is removed
The structure of the inverse pendulum power apparatus of the support feet that disappears is that a lever shaft (23) is first installed on car body (1), then lever body (22) is pacified
On lever shaft (23), lever body (22) can be rotated around lever shaft (23), and the long-armed end of lever body (22) is set
There is inertia ball (21), the galianconism end of lever body (22) is provided with takes hook (15), then in the car body at the long-armed place of lever body (22)
(1) lever body electromagnet (17) is installed, the electromagnetic force of lever body electromagnet (17) is started by a peace button, in addition by one on
The tower top end of turriform spring (16) is fixed on the galianconism of lever body (22), and the bottom of towe of turriform spring (16) is fixed on into car body
(1) on, in addition will also be oriented to by fixed pulley (13) draw nearly prostration be in support feet balance staff (9) rear position
Appropriate location on the leg pull rope (2) of front support pin (3) sets slide bar hasp (14), the nearly prostration of current support feet (3)
When being in support feet balance staff (9) rear position, taking on the slide bar hasp (14) being on the appropriate location of leg pull rope (2)
Button hole is just aligned takes hook (15), and the elastic force of the turriform spring (16) on lever body (22) galianconism will just take hook (15) propulsion slide bar
In hasp hole on hasp (14), at this moment again by draw slide bar hasp (14) leg pull rope (2) relax, then just by
Apply or cancel the inverse pendulum power apparatus of support feet to undertake the inverse pendulum power for applying front support pin (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621260467.0U CN206278180U (en) | 2016-11-10 | 2016-11-10 | Two-wheel vehicle used rearmounted swing type front support foot device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621260467.0U CN206278180U (en) | 2016-11-10 | 2016-11-10 | Two-wheel vehicle used rearmounted swing type front support foot device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206278180U true CN206278180U (en) | 2017-06-27 |
Family
ID=59082654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621260467.0U Expired - Fee Related CN206278180U (en) | 2016-11-10 | 2016-11-10 | Two-wheel vehicle used rearmounted swing type front support foot device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206278180U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109018085A (en) * | 2018-06-06 | 2018-12-18 | 李锋运 | The automobile-used small pivot angle of single front-wheel, wooden fork rod support support feet |
CN110510031A (en) * | 2019-09-25 | 2019-11-29 | 南昌大学 | A kind of linkage trigger-type is from lifting bicycle heel brace |
-
2016
- 2016-11-10 CN CN201621260467.0U patent/CN206278180U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109018085A (en) * | 2018-06-06 | 2018-12-18 | 李锋运 | The automobile-used small pivot angle of single front-wheel, wooden fork rod support support feet |
CN109018085B (en) * | 2018-06-06 | 2020-06-12 | 李锋运 | Small swing angle and fork rod supporting type supporting leg device for single front wheel vehicle |
CN110510031A (en) * | 2019-09-25 | 2019-11-29 | 南昌大学 | A kind of linkage trigger-type is from lifting bicycle heel brace |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206278180U (en) | Two-wheel vehicle used rearmounted swing type front support foot device | |
CN207712206U (en) | A kind of gravity is from perambulator of stopping | |
CN201631523U (en) | Wheelchair safety device | |
CN209667264U (en) | A kind of two wheeler self-balancing inclination prevention structure and the two wheeler based on the inclination prevention structure | |
CN203606142U (en) | A power-driven two-wheeled vehicle wading test device | |
CN105416368B (en) | A kind of baby stroller with automatic brake functions | |
CN201784735U (en) | Supporting device and electric motorcycle with same | |
CN106828671B (en) | Anti-sideslip device for bicycle | |
CN102975803A (en) | Electric vehicle convenient for carrying child | |
CN110126942A (en) | A kind of electric bicycle, which is ridden, assists vehicle support system | |
CN2905599Y (en) | Slide-proof support for two-wheel motorcycle | |
CN203740022U (en) | Safety auxiliary wheel device of two-wheel car | |
CN203391754U (en) | Auxiliary brake | |
CN207875829U (en) | A kind of bike safety guard using wheel bracket | |
CN202827530U (en) | Anti-skidding and braking-assisting safety device for automobile | |
CN203017224U (en) | Novel wheelchair | |
CN205706984U (en) | A kind of lift device for bicycle saddle | |
CN201735156U (en) | Safety single-row skating shoe | |
CN107200093B (en) | Single automobile-used vertical lifting formula front support foot device of front-wheel | |
CN108622234A (en) | Double mode electric balance car and its mode conversion method | |
CN210592279U (en) | Rollover prevention mechanism of electric baby carrier | |
CN103950484B (en) | A kind of safe auxiliary wheel device of two wheeler | |
CN201231828Y (en) | Fast unicycle with treading steering wheel | |
CN205554496U (en) | Many round electronic cars | |
CN205759588U (en) | A kind of scooter |
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: 20170627 Termination date: 20181110 |
|
CF01 | Termination of patent right due to non-payment of annual fee |