CN206417142U - A kind of public bicycles - Google Patents
A kind of public bicycles Download PDFInfo
- Publication number
- CN206417142U CN206417142U CN201720066366.8U CN201720066366U CN206417142U CN 206417142 U CN206417142 U CN 206417142U CN 201720066366 U CN201720066366 U CN 201720066366U CN 206417142 U CN206417142 U CN 206417142U
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- motor
- public bicycles
- gear case
- battery
- shaft
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- Expired - Fee Related
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- Electric Propulsion And Braking For Vehicles (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model is related to a kind of public bicycles, including vehicle frame, front-wheel, trailing wheel and drive mechanism；The front portion of vehicle frame is provided with front fork ASSY, and front fork ASSY includes lock tube provided with car locking charging assembly, car locking charging assembly, and the two ends of lock tube are mounted on recharging base；Recharging base is provided with conductive sleeve；Drive mechanism includes outer tube, motor, input gear case and output gear case, input shaft is installed in input gear case, power transmission shaft is provided with outer tube, connected between power transmission shaft and input shaft by first gear group, ratchet assembly is cased with motor shaft, the inner ring of ratchet assembly is fixedly connected with motor casing, and the outer ring of ratchet assembly is connected with power transmission shaft by second gear group, and trailing wheel is fixedly mounted on motor casing；Battery is provided with vehicle frame, battery is connected by charging wire with conductive sleeve, and battery is connected by wire with motor.The utility model can lift public bicycles travel speed and to public bicycles formation power-assisted, and can realize the charging and daily management to public bicycles.
Description
Technical field
The utility model is related to bicycle, and in particular to a kind of public bicycles.
Background technology
Continuous with Global Sustainable Development cry, energy-conserving and environment-protective turn into themes of the times.As both can save energy emission reduction, it is green
Colour circle is protected, individual need not worry about management service, and the city public bicycle of physical fitness is can be used to again, many at home and abroad
City promotion and implementation, the city such as Lyons, France, Amsterdam, the Netherlands, Hangzhou, Wuhan, Shenzhen, Zhuzhou is extensive
Implement public bicycles system.But there is the following defect in current public bicycles：First, bicycle running speed is limited,
It is not convenient and practical enough when people run into urgent thing, it is impossible to quickly arrive at；2nd, bicycle mountain area and knob without
Method is ridden, and causes many cities can not implement public bicycles system on a large scale.Although on being alleviated using electric bicycle
State problem.But electric bicycle as public bicycles when, be required to professional and electric bicycle be managed.Especially
Professional is needed when being charging, and disconnection of plug is also needed to after plug, charging complete to connect, it is inconvenient.And using special
Industry personnel are managed that cost is larger to electric bicycle, are unfavorable for the popularization of public bicycles and opening for energy-saving and emission-reduction work
Exhibition.
The content of the invention
The purpose of this utility model is to propose a kind of public bicycles, and the bicycle is provided with the motor for being used for driving trailing wheel,
Bicycle running speed can be lifted and just can be realized to bicycle to bicycle formation power-assisted, and without professional's management
Charging and daily management.
A kind of public bicycles described in the utility model, including vehicle frame, front-wheel, trailing wheel and drive mechanism；The vehicle frame
Front portion front fork ASSY is installed, the front fork ASSY includes sleeve pipe, and the top of described sleeve pipe is provided with and its inwall is interference fitted
Standpipe, the lower weld of described sleeve pipe has the lower end of left fork leg and right fork leg, the lower end of the left fork leg and the right fork leg
The contact pin for installing the front-wheel is equipped with, the front fork ASSY also includes through the left fork leg and the right fork leg and is in
Shaft-like car locking charging assembly, the car locking charging assembly is connected by way of welding with left fork leg and right fork leg, the set
Pipe is connected with car locking charging assembly by way of welding；The car locking charging assembly includes setting in the middle part of lock tube, lock tube
Grooved hole, the two ends of the lock tube are mounted on the recharging base being made up of insulating materials；One end of the recharging base and institute
The inwall for stating lock tube coordinates, and the outer wall of its other end is equipped with conductive sleeve annular in shape, and the middle part of the recharging base is provided with use
In the collar flange for isolating the lock tube and the conductive sleeve；It is provided with and is connected with the conductive sleeve in the car locking charging assembly
Charging wire；The drive mechanism includes outer tube, motor, the input gear case being fixedly mounted in the middle part of the vehicle frame and fixed peace
Output gear case mounted in the vehicle frame rear portion, the two ends of the outer tube respectively with the input gear case and the output gear
Case is connected, and the input shaft that two ends stretch out in the input gear case is provided with the input gear case, the input shaft
Two ends are mounted on riding, and power transmission shaft is provided with the outer tube, is passed through between the front end of the power transmission shaft and the input shaft
First gear group is connected, the right part of the motor shaft of the motor stretch into the output gear case and the motor shaft the right side
End is fixedly mounted on the output gear case, is cased with ratchet assembly on the right part of the motor shaft, the ratchet assembly it is interior
Circle is fixedly connected with the motor casing of the motor, and the outer ring of the ratchet assembly and the rear end of the power transmission shaft pass through second gear
Group drive connection, the trailing wheel is fixedly mounted on the motor casing, and the left part of the motor shaft is fixedly connected on the car
The rear portion of frame；It is provided with the down tube of the vehicle frame in battery compartment, the battery compartment and battery is installed, the battery passes through institute
State charging wire with the conductive sleeve to be connected, the battery is connected to provide electricity to the motor by wire with the motor
Power, is provided with switch between the battery and the motor, to control the startup of the motor and close down.
Further, the first gear group includes the preceding drive bevel gear being arranged on the input shaft and is fixedly connected on
The preceding driven wheel of differential of the power transmission shaft front end, the preceding drive bevel gear and the preceding driven wheel of differential are meshed, and described
Two gear trains include being fixedly connected on the rear drive bevel gear of the transmission shaft rear end and the outer ring installed in the ratchet assembly
On rear driven wheel of differential, the rear drive bevel gear and the rear driven wheel of differential are meshed.
Further, the preceding driven wheel of differential and the rear drive bevel gear are coordinated by spline and the power transmission shaft,
And fixed by packing ring and clamping screw；Bearing is provided between the preceding driven wheel of differential and the input gear case, it is described
Outer ring of the driven wheel of differential with the ratchet assembly by way of spline fitted coordinates afterwards, a left side for the outer ring of the ratchet assembly
End is provided with stage portion, and the right part of the outer ring of the ratchet assembly is provided with pressure ring by way of screw thread coordinates, it is described after from
Dynamic bevel gear is clamped between the stage portion and the pressure ring.
Further, the motor casing is provided with the flange for the spoke for being used to install the trailing wheel.
Further, the rear portion of the vehicle frame is provided with two Seat stays, and the two ends of the motor shaft are respectively fixedly connected with two
The lower end of Seat stay described in root.
Further, the inner ring of the ratchet assembly is threadedly coupled with the electric machine casing.
Further, it is inlaid with magnetic inductor on the end face of the recharging base in the outer part.
Further, the control for controlling the battery state of charge is provided between the conductive sleeve and the battery
Device processed.
Further, be additionally provided with Chain stay between the input gear case and the motor, the front end of the Chain stay with
The input gear case is fixedly connected, and the rear end of the Chain stay is fixedly connected with the left part of the motor shaft.
The utility model, which is provided with, to be used to drive the motor of trailing wheel, can be lifted public bicycles travel speed and to it is public from
Driving forms power-assisted, and just can realize the charging and daily management to public bicycles without professional's management.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of vehicle frame；
Fig. 3 is the structural representation of front fork ASSY；
Fig. 4 is the structural representation of drive mechanism；
Fig. 5 is circuit diagram of the present utility model；
Fig. 6 is the scheme of installation of rear driven wheel of differential.
In figure：1-vehicle frame；2-front fork ASSY；3-front-wheel；4-trailing wheel；5-Seat stay；6-drive mechanism；7-pin
Step on；8-down tube；9-battery compartment；10-front fork installing pipe；11-standpipe；12-sleeve pipe；13-right fork leg；14-left fork leg；
15-contact pin；16-car locking charging assembly；17-lock tube；18-recharging base；19-conductive sleeve；20-magnetic inductor；21—
Charging wire；22-input gear case；23-input shaft；24-preceding drive bevel gear；25-preceding driven wheel of differential；26-the first prevents
Shield；27-outer tube；28-power transmission shaft；29-the second protective cover；30-rear drive bevel gear；31-output gear case；32—
Driven wheel of differential afterwards；33-ratchet assembly；34-motor casing；35-motor shaft；36-Chain stay；37-flange；38-electric power storage
Pond；39-motor；40-switch；41-controller；42-outer ring；43-inner ring；44-stage portion；45-pressure ring.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of public bicycles as shown in figs 1 to 6, including vehicle frame 1, front-wheel 3, trailing wheel 4 and drive mechanism 6；Vehicle frame 1
Front portion front fork ASSY 2 is installed, as shown in figure 3, front fork ASSY 2 includes sleeve pipe 12, the top of sleeve pipe 12 is provided with and its inwall
The standpipe 11 of interference fit, the lower weld of sleeve pipe 12 has left fork leg 14 and right fork leg 13, the lower end of left fork leg 14 and right fork leg
13 lower end is equipped with the contact pin 15 for installing front-wheel 3, and front fork ASSY 2 also includes through left fork leg 14 and right fork leg 13 and is in
Shaft-like car locking charging assembly 16, car locking charging assembly 16 is connected with left fork leg 14 and right fork leg 13 by way of welding, covered
Pipe 12 is connected with car locking charging assembly 16 by way of welding, can strengthen intensity and the shock resistance of car locking charging assembly 16
Property；Car locking charging assembly 16 includes lock tube 17, and the middle part of lock tube 17 is provided with slotted eye, and the two ends of lock tube 17 are mounted on by insulation material
Expect the recharging base 18 being made；One end of recharging base 18 coordinates with the inwall of lock tube 17, and the outer wall of its other end, which is equipped with, is in
The conductive sleeve 19 of ring-type, the middle part of recharging base 18 is provided with the collar flange 37 for being used for isolating lock tube 17 and conductive sleeve 19；Car locking
The charging wire 21 being connected with conductive sleeve 19 is provided with charging assembly 16；Specifically, the front portion of vehicle frame 1 is provided with front fork installing pipe
10, front fork ASSY 2 is rotatably arranged in front fork installing pipe 10, and the top of front fork ASSY 2 is provided with hundle-bar.As
A kind of preferably recharging base 18 is made up of high-molecular organic material, with good insulation preformance, it is easy to be molded, and intensity is high, corrosion-resistant
The strong advantage of property.As a preferred embodiment, conductive sleeve 19 is made of copper, it is conductive can be good, it is easy to process, corrosion resistance is strong
Advantage.
As shown in figure 4, drive mechanism 6 includes outer tube 27, motor 39, is fixedly mounted on the input gear case at the middle part of vehicle frame 1
22 and be fixedly mounted on the output gear case 31 at the rear portion of vehicle frame 1, the two ends of outer tube 27 respectively with input gear case 22 and output gear
Roller box 31 is connected, and the junction of outer tube 27 and input gear case 22 is provided with the first protective cover 26；Outer tube 27 and output gear case
31 junction is provided with the second protective cover 29；Two ends are installed in input gear case 22 and stretch out in the defeated of input gear case 22
Enter axle 23, the two ends of input shaft 23 are mounted in foot-operated 7, outer tube 27 being provided with power transmission shaft 28, the front end of power transmission shaft 28 with it is defeated
Enter and be connected by first gear group between axle 23, the right part of the motor shaft 35 of motor 39 is stretched into output gear case 31 and electricity
The right-hand member of arbor 35 is fixedly mounted on output gear case 31, and ratchet assembly 33, ratchet assembly are cased with the right part of motor shaft 35
33 inner ring 43 is fixedly connected with the motor casing 34 of motor 39, and the outer ring 42 of ratchet assembly 33 and the rear end of power transmission shaft 28 pass through the
Two gear trains are connected, and ratchet assembly 33 is single direction ratchet structure, and ratchet and ratchet are provided between inner ring 43 and outer ring 42
Spring, trailing wheel 4 is fixedly mounted on motor casing 34, and the left part of motor shaft 35 is fixedly connected on the rear portion of vehicle frame 1；Under vehicle frame 1
It is provided with pipe 8 in battery compartment 9, battery compartment 9 and battery 38 is installed, battery 38 is arranged on battery compartment by dismountable mode
So that battery 38 to be hidden in the inside of down tube 8 in 9, battery 38 can be avoided because rainwater triggers the potential safety hazard of electric leakage,
Battery 38 is connected by charging wire 21 with conductive sleeve 19, and battery 38 is connected to provide to motor 39 by wire with motor 39
Electric power, is provided with switch 40 between battery 38 and motor 39, with the startup of controlled motor 39 and close down, and switch 40 can be set
In bicycle handlebar on hand, wire and charging wire 21 can be hidden in vehicle frame 1, and battery 38 can use ternary lithium battery.
Further, first gear group includes the preceding drive bevel gear 24 being arranged on input shaft 23 and is fixedly connected on transmission
The preceding driven wheel of differential 25 of the front end of axle 28, input shaft 23 and the synchronous axial system of preceding drive bevel gear 24, preceding drive bevel gear 24 is with before
Driven wheel of differential 25 is meshed, and second gear group includes the rear drive bevel gear 30 for being fixedly connected on the rear end of power transmission shaft 28 and installed
Rear driven wheel of differential 32 on the outer ring 42 of ratchet assembly 33, rear drive bevel gear 30 and rear driven wheel of differential 32 are meshed.
Specifically, as shown in fig. 6, preceding driven wheel of differential 25 and rear drive bevel gear 30 are coordinated by spline with power transmission shaft 28, and
Fixed by packing ring and clamping screw；Bearing, rear driven wheel of differential are provided between preceding driven wheel of differential 25 and input gear case 22
32 outer ring 42 with ratchet assembly 33 by way of spline fitted coordinates, and the left end of the outer ring 42 of ratchet assembly 33 is provided with step
Portion 44, the right part of the outer ring 42 of ratchet assembly 33 is provided with pressure ring 45, rear driven wheel of differential 32 by way of screw thread coordinates
It is clamped between stage portion 44 and pressure ring 45, there is install convenient using said structure.
As a preferred embodiment, motor casing 34 is provided with the flange 37 for the spoke for being used to install trailing wheel 4, using the structure, by
In no longer needing the parts of installation trailing wheel 4, manufacturing cost can be saved.
Further, the rear portion of vehicle frame 1 is provided with two Seat stays 5, and the two ends of motor shaft 35 are respectively fixedly connected with after two
The lower end of upper fork 5.Further, be additionally provided with Chain stay 36 between input gear case 22 and motor 39, the front end of Chain stay 36 with
Input gear case 22 is fixedly connected, and the rear end of Chain stay 36 is fixedly connected with the left part of motor shaft 35.Seat stay 5, Chain stay
36th, drive mechanism 6 and the triangle structure of vehicle frame 1, structure are sufficiently stable, effectively can pacify drive mechanism 6 and trailing wheel 4
On vehicle frame 1.
Specifically, the inner ring 43 of ratchet assembly 33 is threadedly coupled with the body of motor casing 34.The inner ring 43 of ratchet assembly 33 and outer
Bearing is provided between circle 42.When inner ring 43 and outer ring 42 are rotating in same direction, what inner ring 43 can be consolidated revolves with motor casing 34
Turn, bearing ensure that the progress that inner ring 43 and outer ring 42 can be smooth is rotated backward.
Further, it is inlaid with magnetic inductor 20 on the end face of recharging base 18 in the outer part.Magnetic inductor 20 be used for it is public
Bicycle base station is used cooperatively, and realizes monitoring public bicycles lease status.
Further, the controller for controlling the charged state of battery 38 is provided between conductive sleeve 19 and battery 38
41.When public bicycles are in non-charged state controller 41 disconnect automatically the conductive sleeve 19 at car locking charging assembly 16 two ends with
The "on" position of battery 38, when controller 41, which detects public bicycles, needs charging, the turn on automatically car locking of controller 41
The conductive sleeve 19 at charging assembly 16 two ends is implemented to charge to form loop with battery 38 to battery 38.
The utility model operationally, is rotated, so as to drive spine by drive mechanism 6 by foot-operated 7 driving input shaft 23
The outer ring 42 of wheel assembly 33 rotates, and inner ring 43 and the synchronous rotary of outer ring 42 are driven in outer ring 42 by ratchet, so that motor shell
34 rotate to drive trailing wheel 4 to rotate, when needing power-assisted, open switch 40, motor 39 is started working, because motor shaft 35 is fixed
On vehicle frame 4, therefore motor casing 34 rotates to driving trailing wheel 4 and rotated, and now ratchet is in idle state, interior
Circle 43 and outer ring 42 will not synchronous rotaries；So as to lift public bicycles travel speed and public bicycles formation is helped
Power；The utility model needs to use cooperatively with public bicycles base station in charging, is provided with and locks on public bicycles base station
The car charging corresponding latch assembly of assembly 16, while being additionally provided with defeated with car locking charging assembly 16 two ends conductive sleeve, 19 corresponding power supplys
Enter component, with the corresponding inductive component of magnetic inductor 20；Magnetic inductor 20 and inductive component constitute a magnetic induction switch structure.
The utility model when in use, both positive and negative polarity pair respectively with power input component on the car locking charging two ends conductive sleeve 19 of assembly 16
Should, to realize the charge function of public bicycles.Car locking charges assembly 16 with latch assembly cooperation with realizing public bicycles
By means of also function.Just battery 38 can be charged by conductive sleeve 19 when public bicycles are locked in latch assembly.This reality
Do not need professional guard just can realize the charging and daily management to public bicycles with new.Control in the utility model
Device 41 and magnetic inductor 20 processed are to be commercially available, for example, can use following product：The model of controller 41：JYT-
2, manufacturer：Golden source is safe electromechanical；The model of magnetic inductor 20：XX-5, manufacturer：Prosperous lock industry.
Claims (9)
1. a kind of public bicycles, it is characterised in that：Including vehicle frame, front-wheel, trailing wheel and drive mechanism；
The front portion of the vehicle frame is provided with front fork ASSY, and the front fork ASSY includes sleeve pipe, and the top of described sleeve pipe is provided with and it
The standpipe of inwall interference fit, the lower weld of described sleeve pipe has a left fork leg and right fork leg, the lower end of the left fork leg and described
The lower end of right fork leg is equipped with the contact pin for installing the front-wheel, and the front fork ASSY is also included through the left fork leg and institute
State right fork leg and in shaft-like car locking charging assembly, the car locking charge assembly by way of welding with left fork leg and right fork leg
Connection, described sleeve pipe is connected with car locking charging assembly by way of welding；The car locking charging assembly includes lock tube, lock
The middle part of pipe is provided with slotted eye, and the two ends of the lock tube are mounted on the recharging base being made up of insulating materials；The recharging base
The inwall of one end and the lock tube coordinate, the outer wall of its other end is equipped with conductive sleeve annular in shape, the recharging base
Middle part is provided with the collar flange for being used for isolating the lock tube and the conductive sleeve；Be provided with car locking charging assembly with it is described
The connected charging wire of conductive sleeve；
The drive mechanism includes outer tube, motor, the input gear case being fixedly mounted in the middle part of the vehicle frame and is fixedly mounted on
The output gear case at the vehicle frame rear portion, the two ends of the outer tube respectively with the input gear case and the output gear case phase
Even, the input shaft that two ends stretch out in the input gear case, the two ends of the input shaft are installed in the input gear case
It is mounted on riding, power transmission shaft is provided with the outer tube, first is passed through between the front end of the power transmission shaft and the input shaft
Gear train is connected, and the right part of the motor shaft of the motor is stretched into the output gear case and the right-hand member of the motor shaft is consolidated
Dingan County is cased with ratchet assembly on the output gear case on the right part of the motor shaft, the inner ring of the ratchet assembly with
The motor casing of the motor is fixedly connected, and the outer ring of the ratchet assembly and the rear end of the power transmission shaft are passed by second gear group
Dynamic connection, the trailing wheel is fixedly mounted on the motor casing, and the left part of the motor shaft is fixedly connected on the vehicle frame
Rear portion；
It is provided with the down tube of the vehicle frame in battery compartment, the battery compartment and battery is installed, the battery is filled by described
Electric wire is connected with the conductive sleeve, and the battery is connected to provide electric power, institute to the motor by wire with the motor
State and switch is provided between battery and the motor, to control the startup of the motor and close down.
2. public bicycles according to claim 1, it is characterised in that：The first gear group includes being arranged on described defeated
Enter the preceding drive bevel gear on axle and be fixedly connected on the preceding driven wheel of differential of the power transmission shaft front end, the preceding drive bevel gear
It is meshed with the preceding driven wheel of differential, the second gear group includes being fixedly connected on the rear initiative taper of the transmission shaft rear end
Gear and the rear driven wheel of differential on the outer ring of the ratchet assembly, the rear drive bevel gear and it is described after from mantle
Gear is meshed.
3. public bicycles according to claim 2, it is characterised in that：The preceding driven wheel of differential and the rear initiative taper
Gear is coordinated by spline and the power transmission shaft, and is fixed by packing ring and clamping screw；The preceding driven wheel of differential with
It is provided with bearing between the input gear case, the rear driven wheel of differential is by way of spline fitted with the ratchet assembly
Outer ring coordinates, and the left end of the outer ring of the ratchet assembly is provided with stage portion, and the right part of the outer ring of the ratchet assembly passes through spiral shell
The mode that line coordinates is provided with pressure ring, and the rear driven wheel of differential is clamped between the stage portion and the pressure ring.
4. public bicycles according to claim 1, it is characterised in that：The motor casing be provided be used for install it is described after
The flange of the spoke of wheel.
5. public bicycles according to claim 1, it is characterised in that：The rear portion of the vehicle frame is provided with two Seat stays,
The two ends of the motor shaft are respectively fixedly connected with the lower end of two Seat stays.
6. public bicycles according to claim 1, it is characterised in that：The inner ring of the ratchet assembly and the motor casing
Body is threadedly coupled.
7. public bicycles according to claim 1, it is characterised in that：Inlayed on the end face of the recharging base in the outer part
There is magnetic inductor.
8. public bicycles according to claim 1, it is characterised in that：Set between the conductive sleeve and the battery
There is the controller for controlling the battery state of charge.
9. public bicycles according to claim 1, it is characterised in that：Between the input gear case and the motor also
Be provided with Chain stay, the front end of the Chain stay is fixedly connected with the input gear case, the rear end of the Chain stay with it is described
The left part of motor shaft is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066366.8U CN206417142U (en) | 2017-01-19 | 2017-01-19 | A kind of public bicycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066366.8U CN206417142U (en) | 2017-01-19 | 2017-01-19 | A kind of public bicycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206417142U true CN206417142U (en) | 2017-08-18 |
Family
ID=59572828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066366.8U Expired - Fee Related CN206417142U (en) | 2017-01-19 | 2017-01-19 | A kind of public bicycles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206417142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741551A (en) * | 2017-01-19 | 2017-05-31 | 重庆通盛建设工业有限公司 | A kind of public bicycles |
| CN113002243A (en) * | 2021-03-15 | 2021-06-22 | 北京龙翔新宇电子技术有限公司 | Multifunctional long-endurance comfortable electric bicycle |
-
2017
- 2017-01-19 CN CN201720066366.8U patent/CN206417142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741551A (en) * | 2017-01-19 | 2017-05-31 | 重庆通盛建设工业有限公司 | A kind of public bicycles |
| CN113002243A (en) * | 2021-03-15 | 2021-06-22 | 北京龙翔新宇电子技术有限公司 | Multifunctional long-endurance comfortable electric bicycle |
| CN113002243B (en) * | 2021-03-15 | 2022-07-01 | 北京龙翔新宇电子技术有限公司 | Multifunctional long-endurance comfortable electric bicycle |
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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: 20170818 Termination date: 20200119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |