CN105691536B - The electric bicycle of travel speed is controlled by position of centre of gravity - Google Patents
The electric bicycle of travel speed is controlled by position of centre of gravity Download PDFInfo
- Publication number
- CN105691536B CN105691536B CN201610078729.XA CN201610078729A CN105691536B CN 105691536 B CN105691536 B CN 105691536B CN 201610078729 A CN201610078729 A CN 201610078729A CN 105691536 B CN105691536 B CN 105691536B
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- China
- Prior art keywords
- mounting seat
- damper
- wheel shaft
- damper tube
- support
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/60—Rider propelled cycles with auxiliary electric motor power-driven at axle parts
- B62M6/65—Rider propelled cycles with auxiliary electric motor power-driven at axle parts with axle and driving shaft arranged coaxially
-
- 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
- B62K25/00—Axle suspensions
- B62K25/04—Axle suspensions for mounting axles resiliently on cycle frame or fork
-
- 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
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The electric bicycle of travel speed, including wheel shaft, the driving gear that is located on wheel shaft and mounting seat are controlled by position of centre of gravity；Mounting seat bottom is provided with connecting plate, connecting plate lower end outside is provided with pedal, rotated in mounting seat and be provided with driven gear, the central axis of driven gear is connected in mounting seat, connecting plate is provided with long slot bore along the longitudinal direction, controller is provided with long slot bore, central shaft the inner is connected with the angular transducer in long slot bore, driven gear engages with driving gear, mounting seat is provided with support, support is provided with the vehicle seat above driving wheel, and saddle base is provided with lithium battery, Damper Braces mechanism is provided between bicycle beam and support forward upper.Flexibility of the present invention is good, easily operated, stability is high, security reliability is strong, small volume, has good control effect.Using the design structure of gravity's center control gait of march, Damper Braces mechanism ensures that vehicle seat moves forward and backward certain angle of inclination, will not be toppled again because of dead electricity.
Description
Technical field
The present invention relates to a kind of electric bicycle, and in particular to it is a kind of by position of centre of gravity control travel speed it is electronic from
Driving.
Background technology
In the last few years, a kind of indispensable traffic work when electric bicycle has turned into China's ordinary people go off daily
Tool, but because the volume of electric bicycle is relatively large, turn to underaction, therefore, it is difficult in the stream of people, wagon flow is intensive or space
Narrow occasion is normally ridden.In recent years, with the constantly improve of urban mass-transit system, many people have begun to consider to use
This light electric car is used to ride instead of walk from the home to the short distance of bus station and the transfer in public transit system is ridden instead of walk.Existing market
On have many Self-balance electric vehicles, but existing Self-balancing electronic bassinet structure is complex, and it is not to operate very well to drive, and
And mostly can only standing operation, being driven in the long period can be relatively tired.
The content of the invention
The present invention is in order to solve weak point of the prior art, there is provided one kind design is simple, compact-sized, is easy to drive
By position of centre of gravity control travel speed electric bicycle.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：Travel speed is controlled by position of centre of gravity
Electric bicycle, including bicycle beam, bicycle beam front end are rotatably connected to front fork, and front fork upper end is provided with handlebar, and front fork lower end is provided with front-wheel,
Bicycle beam rear end is provided with back vent, and back vent rear end level is provided with wheel shaft, is rotated on wheel shaft and be provided with the driving wheel with built-in motor, wheel shaft
Left and right ends are coaxial to be respectively equipped with a section installation axle, and the external diameter of installation axle is less than the external diameter of wheel shaft, often saves the outer end of installation axle
It is coaxial respectively to be provided with a section thread spindle, installation axle surface in axial direction offer two it is symmetrical on installation shaft centre line
Planar structure, wheel shaft, two section installation axles and two section thread spindles are made of the machining of round steel, in installation axle from inside to outside according to
The secondary moment of torsion that is arranged with transmits block and axle sleeve, is arranged with mounting seat on wheel shaft and axle sleeve, mounting seat is provided with cuboid along the longitudinal direction
The perforation of shape, moment of torsion transmit block in perforation, and the inner ring that moment of torsion transmits block is adapted with the plane of installation axle, moment of torsion transmission
The outward flange plane of block coordinates with perforation inwall, and back vent extend into perforation and is stuck on axle sleeve outer wall, and position is arranged with outside axle sleeve
Driving gear on the outside of mounting seat, driving gear by axially arranged bearing pin and mounting seat with being connected, on thread spindle
It is threaded with the clamp nut coordinated with axle sleeve outer end top pressure；
Mounting seat bottom is provided with connecting plate, and connecting plate lower end outside is provided with pedal, is rotated in mounting seat and be provided with driven tooth
Wheel, the central axis of driven gear are connected in mounting seat, and connecting plate is provided with long slot bore along the longitudinal direction, is provided with long slot bore
Controller, central shaft the inner are connected with the angular transducer in long slot bore, and driven gear engages with driving gear, mounting seat
Be provided with support, support is provided with the vehicle seat above driving wheel, and saddle base is provided with lithium battery, bicycle beam with support front side
Damper Braces mechanism is provided between portion.
On front side of mounting seat and rear side is vertically provided with a guide pipe, and pedestal lower end is vertically set at left and right sides of wheel
There are two leads, for the equal corresponding inserted of every lead in a guide pipe, every guide pipe upper end is equipped with baffle plate, is oriented to
Post lower end is provided with the stop nut below the guide pipe, be arranged with lead upper and lower ends respectively with baffle plate and guiding tube top
The damping spring of press-fit.
Damper Braces mechanism includes lower damper tube, upper damper tube and damper rod, and lower damper tube lower end is hinged in bicycle beam, on
Damper tube upper end is hinged on front side of support, and damper rod upper end is plugged in damper tube and is fixedly and coaxially connected with upper damper tube,
Lower damper tube upper inside wall is provided with spacing ring, and damper rod lower end is plugged in lower damper tube by spacing ring, damper rod lower end spiral shell
Line is connected with adjusting nut, and lower spring and upper spring are arranged with damper rod, lower spring between spacing ring and adjusting nut,
Upper spring is between lower damper tube and upper damper tube；In axial direction offer at left and right sides of lower damper tube and adjusted for operating
Save the elongated hole of nut.
Using above-mentioned technical proposal, handlebar of the invention primarily serves control left-right balance and the effect turned to, mounting seat
Block is transmitted by moment of torsion to connect together with installation axle, two relative planes is symmetrically milled out in installation axle, clamp nut passes through
Axle sleeve compresses moment of torsion and transmits block, and moment of torsion transmits block and is secured together pedal and wheel shaft, same so as to reach wheel shaft and pedal
The purpose rotated is walked, controller is bolted in the long slot bore in connecting plate, and bicyclist is sitting on vehicle seat, before center of gravity
During shifting, bipod will drive pedal to be moved rearwards, and the skew of wheel shaft one angle of generation is driven by connecting plate, mounting seat,
Wheel shaft, which rotates, drives driving gear to rotate, and driving gear driving driven gear rotates, and driven gear drives angular transducer to rotate
Angle signal is calculated and is converted into drive signal by one angle, angular transducer by controller, so as to control built-in motor to turn
Speed increases, driving wheel high-speed rotation, reaches the purpose of acceleration.Similarly, when needing to slow down, the body of bicyclist is slightly faced upward i.e. backward
Can.
A key link in the present invention, which is exactly that vehicle seat is movable, drives support can not be by bicycle beam when producing inclination angle
Obstruction, therefore axle sleeve is installed on wheel shaft, axle sleeve withstands on moment of torsion and transmitted on block, is compressed by clamp nut, connects with bicycle beam
The back vent connect is inserted on the axle sleeve in axis hole, can thus mounting seat is freely rotated on axle sleeve.Therefore bicycle beam can only pass
The power of fore-and-aft direction is passed, promotes front-wheel to advance.
In addition, there is also an issue, when not powered, controller will not work, and result in what is toppled over before and after vehicle seat
Problem.Damper Braces mechanism specially is devised in order to solve this problem present invention, Damper Braces mechanism is in upper spring and lower bullet
Under the balanced action of spring, support is set to keep vehicle seat to be in the state vertical with ground when stress is less.Powering up
When, Damper Braces mechanism can ensure the corner for having positive and negative 10 ° before and after bicyclist and vehicle seat, and the corner can be with trigger controller
Driving wheel is manipulated to advance and brake.The specific work process of Damper Braces mechanism is as follows：Bicyclist center of gravity reach when, support to
Preceding rotation, the upper damper tube of support forward downward pressure, damper rod are moved down, and upper spring is compressed, lower spring stretching, extension；Bicyclist's
When being moved after center of gravity, support is rotated backward, and support pulls on damper tube rearwardly and upwardly, and damper rod moves up, and lower spring is compressed, on
Spring stretches.
Damping spring is arranged on the lead of pedestal lower end, damping spring plays buffering vehicle seat and made by ground shock
With, play stop nut play adjustment damping spring elasticity effect.
In summary, the present invention is reasonable in design, simple in construction, and flexibility is good, easily operated, stability is high, safe and reliable
Property strong, small volume, there is good control effect.Using the design structure of gravity's center control gait of march, Damper Braces mechanism is protected
Card vehicle seat moves forward and backward certain angle of inclination, will not be toppled again because of dead electricity.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is the enlarged drawing at B in Fig. 2；
Fig. 4 is the enlarged drawing at C in Fig. 1；
Fig. 5 is the axial sectional view of Tu1Zhong Damper Braces mechanism.
Embodiment
As Figure 1-Figure 5, the electric bicycle of the invention that travel speed is controlled by position of centre of gravity, including bicycle beam 1,
The front end of bicycle beam 1 is rotatably connected to front fork 2, and the upper end of front fork 2 is provided with handlebar 3, and the lower end of front fork 2 is provided with front-wheel 4, and the rear end of bicycle beam 1 is provided with
Back vent 5, the rear end of back vent 5 level are provided with wheel shaft 6, are rotated on wheel shaft 6 and be provided with the driving wheel 7 with built-in motor, wheel shaft 6 or so two
Hold it is coaxial be respectively equipped with a section installation axle 8, the external diameter of installation axle 8 is less than the external diameter of wheel shaft 6, often saves the outer end point of installation axle 8
It is not coaxial to be provided with a section thread spindle 9, the surface of installation axle 8 in axial direction offer two it is symmetrical on the center line of installation axle 8
Planar structure, the installation axle 8 and two that wheel shaft 6, two saves is saved thread spindle 9 and is made of the machining of round steel, by interior in installation axle 8
Moment of torsion is outwards arranged with successively and transmits block 10 and axle sleeve 11, is arranged with mounting seat 12 on wheel shaft 6 and axle sleeve 11, and mounting seat 12 is along preceding
Rear is to the perforation 13 provided with rectangular shape, and moment of torsion transmits block 10 in perforation 13, and moment of torsion transmits the inner ring and peace of block 10
The plane of dress axle 8 is adapted, and moment of torsion transmits the outward flange plane of block 10 and 13 inwalls of perforation coordinate, and back vent 5 extend into perforation 13
It is interior and be stuck on the outer wall of axle sleeve 11, be arranged with the driving gear 14 positioned at the outside of mounting seat 12 outside axle sleeve 11, driving gear 14 with
It is connected by axially arranged bearing pin 15 with mounting seat 12, is threaded with thread spindle 9 and matches somebody with somebody with the outer end top pressure of axle sleeve 11
The clamp nut 16 of conjunction；
The bottom of mounting seat 12 is provided with connecting plate 17, and the lower end outside of connecting plate 17 is provided with pedal 18, rotated in mounting seat 12
Provided with driven gear 19, the central axis of driven gear 19 is connected in mounting seat 12, and connecting plate 17 is provided with along the longitudinal direction
Long slot bore 20, long slot bore 20 is interior to be provided with controller 21, and central shaft the inner is connected with the angular transducer 22 in long slot bore 20,
Driven gear 19 is engaged with driving gear 14, and mounting seat 12 is provided with support 23, and support 23 is provided with positioned at the top of driving wheel 7
Vehicle seat 24, the bottom of vehicle seat 24 are provided with lithium battery 25, and Damper Braces mechanism 26 is provided between bicycle beam 1 and the forward upper of support 23.
The front side of mounting seat 12 and rear side are vertically provided with a guide pipe 27, and the lower end of support 23 is equal at left and right sides of wheel
Two leads 28 vertically are provided with, every 28 equal corresponding inserted of lead is in a guide pipe 27, the every upper end of guide pipe 27
Baffle plate 29 is equipped with, the lower end of lead 28 is provided with the stop nut 30 positioned at the lower section of guide pipe 27, is arranged with lead 28
The damping spring 31 that lower both ends coordinate with baffle plate 29 and the top pressure of guide pipe 27 respectively.
Damper Braces mechanism 26 includes lower damper tube 32, upper damper tube 33 and damper rod 34, and the lower lower end of damper tube 32 is hinged
In bicycle beam 1, the upper upper end of damper tube 33 is hinged on the front side of support 23, the upper end of damper rod 34 be plugged in damper tube 33 and with it is upper
Damper tube 33 is fixedly and coaxially connected, and the lower upper inside wall of damper tube 32 is provided with the spacing ring 35 with the lower one of damper tube 32, damper rod
34 lower ends are plugged in lower damper tube 32 by spacing ring 35, and the lower end of damper rod 34 is threaded with adjusting nut 36, damper rod
Lower spring 37 and upper spring 38 are arranged with 34, lower spring 37 is between spacing ring 35 and adjusting nut 36, upper 38, spring
Between lower damper tube 32 and upper damper tube 33；The lower left and right sides of damper tube 32 is in axial direction offered for operating regulation
The elongated hole 39 of nut 36.
The handlebar 3 of the present invention primarily serves control left-right balance and the effect turned to, and mounting seat 12 transmits block by moment of torsion
10 are connected together with installation axle 8, and two relative planes are symmetrically milled out in installation axle 8, and clamp nut 16 is pressed by axle sleeve 11
Tight moment of torsion transmits block 10, and moment of torsion transmits block 10 and is secured together pedal 18 and wheel shaft 6, so as to reach wheel shaft 6 and pedal
The purpose of 18 synchronous axial systems, controller 21 are bolted in the long slot bore 20 in connecting plate 17, and bicyclist is sitting in vehicle seat
On 24, when center of gravity moves forward, bipod will drive pedal 18 to be moved rearwards, and wheel shaft 6 is driven by connecting plate 17, mounting seat 12
The skew of an angle is produced, wheel shaft 6, which rotates, drives driving gear 14 to rotate, and driving gear 14 drives driven gear 19 to rotate,
Driven gear 19 drives angular transducer 22 to rotate an angle, and angular transducer 22 calculates angle signal by controller 21
Drive signal is converted into, so as to control built-in motor rotating speed to increase, the high-speed rotation of driving wheel 7, reaches the purpose of acceleration.Similarly,
When needing to slow down, the body of bicyclist is slightly faced upward backward.
A key link in the present invention is exactly that vehicle seat 24 is movable when driving the support 23 to produce inclination angle can not be by
The obstruction of bicycle beam 1, therefore axle sleeve 11 is installed on wheel shaft 6, axle sleeve 11 withstands on moment of torsion and transmitted on block 10, passes through clamp nut 16
Compress, the back vent 5 being connected with bicycle beam 1 is inserted on the axle sleeve 11 in axis hole, can thus allow mounting seat 12 on axle sleeve 11
Freely rotate.Therefore bicycle beam 1 can only transmit the power of fore-and-aft direction, front-wheel 4 is promoted to advance.
Damper Braces mechanism 26 makes support 23 when stress is less under the balanced action of upper spring 38 and lower spring 37
Time can keep vehicle seat 24 to be in the state vertical with ground.In power-up, Damper Braces mechanism 26 can ensure bicyclist
With the corner for having positive and negative 10 ° before and after vehicle seat 24, the corner can be manipulated driving wheel 7 with trigger controller 21 and advance and brake.Damping
The specific work process of supporting mechanism 26 is as follows：During the center of gravity reach of bicyclist, support 23 rotates forward, the forward downward of support 23
Damper tube 33 in pressure, damper rod 34 are moved down, and upper spring 38 is compressed, and lower spring 37 stretches；When being moved after the center of gravity of bicyclist,
Support 23 is rotated backward, and support 23 pulls on damper tube 33 rearwardly and upwardly, and damper rod 34 is moved up, and lower spring 37 is compressed, on
Spring 38 stretches.
Damping spring 31 is arranged on the lead 28 of the lower end of support 23, damping spring 31 plays buffering vehicle seat 24 by ground
The effect of impact, play the effect that stop nut 30 plays the elasticity of adjustment damping spring 31.
Above example is only to illustrative and not limiting technical scheme, although with reference to above-described embodiment to this hair
It is bright to be described in detail, it will be understood by those within the art that：Still the present invention can be modified or be waited
With replacing, any modification or partial replacement without departing from the spirit and scope of the present invention, it all should cover the power in the present invention
Among sharp claimed range.
Claims (3)
1. the electric bicycle of travel speed is controlled by position of centre of gravity, including bicycle beam, bicycle beam front end is rotatably connected to front fork, preceding
Fork upper end is provided with handlebar, and front fork lower end is provided with front-wheel, and bicycle beam rear end is provided with back vent, and back vent rear end is horizontal to be provided with wheel shaft, on wheel shaft
Rotate and be provided with the driving wheel with built-in motor, it is characterised in that：Wheel shaft left and right ends are respectively equipped with a section installation axle, two section peaces
Fill axle and be less than the external diameter of wheel shaft with the coaxial setting of wheel shaft, the external diameter of installation axle, the outer end for often saving installation axle is respectively equipped with one
Thread spindle is saved, two section thread spindles in axial direction offer two on installation with the coaxial setting of wheel shaft, installation axle surface
The symmetrical planar structure of shaft centre line, wheel shaft, two section installation axles and two section thread spindles are made of a round steel machining, installed
It is arranged with moment of torsion on axle successively from inside to outside and transmits block and axle sleeve, mounting seat is arranged with wheel shaft and axle sleeve, mounting seat is before and after
Direction is provided with the perforation of rectangular shape, and moment of torsion transmits block in perforation, and moment of torsion transmits the inner ring of block and the plane of installation axle
Structure is adapted, and moment of torsion transmits the outward flange plane of block and perforation inwall coordinates, and back vent extend into perforation and is stuck in outside axle sleeve
On wall, axle sleeve is arranged with the driving gear on the outside of mounting seat outside, and driving gear is with passing through axially arranged bearing pin and installation
Seat is connected, and the clamp nut coordinated with axle sleeve outer end top pressure is threaded with thread spindle；
Mounting seat bottom is provided with connecting plate, and connecting plate lower end outside is provided with pedal, is rotated in mounting seat and be provided with driven gear, from
The central axis of moving gear is connected in mounting seat, and connecting plate is provided with long slot bore along the longitudinal direction, and control is provided with long slot bore
Device, central shaft the inner are connected with the angular transducer in long slot bore, and driven gear engages with driving gear, is set in mounting seat
Have a support, support is provided with the vehicle seat above driving wheel, and saddle base is provided with lithium battery, bicycle beam and support forward upper it
Between be provided with Damper Braces mechanism.
2. the electric bicycle according to claim 1 that travel speed is controlled by position of centre of gravity, it is characterised in that：Installation
Seat front side and rear side are vertically provided with a guide pipe, and pedestal lower end is vertical at left and right sides of wheel to be provided with two guiding
Post, for the equal corresponding inserted of every lead in a guide pipe, every guide pipe upper end is equipped with baffle plate, and lead lower end is provided with
Stop nut below guide pipe, upper and lower ends are arranged with lead and are subtracted respectively with what baffle plate and guide pipe top pressure coordinated
Shake spring.
3. the electric bicycle according to claim 2 that travel speed is controlled by position of centre of gravity, it is characterised in that：Damping
Supporting mechanism includes lower damper tube, upper damper tube and damper rod, and lower damper tube lower end is hinged in bicycle beam, upper damper tube upper end hinge
It is connected on front side of support, damper rod upper end is plugged in damper tube and is fixedly and coaxially connected with upper damper tube, lower damping inside pipe wall
Top is provided with spacing ring, and damper rod lower end is plugged in lower damper tube by spacing ring, and damper rod lower end is threaded with regulation
Nut, lower spring and upper spring is arranged with damper rod, lower spring is between spacing ring and adjusting nut, under upper spring is located at
Between damper tube and upper damper tube；The length for operating adjusting nut is in axial direction offered at left and right sides of lower damper tube
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610078729.XA CN105691536B (en) | 2016-02-04 | 2016-02-04 | The electric bicycle of travel speed is controlled by position of centre of gravity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610078729.XA CN105691536B (en) | 2016-02-04 | 2016-02-04 | The electric bicycle of travel speed is controlled by position of centre of gravity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105691536A CN105691536A (en) | 2016-06-22 |
| CN105691536B true CN105691536B (en) | 2018-02-09 |
Family
ID=56222135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610078729.XA Active CN105691536B (en) | 2016-02-04 | 2016-02-04 | The electric bicycle of travel speed is controlled by position of centre of gravity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105691536B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802567B (en) * | 2016-11-13 | 2024-07-26 | 深圳市贝斯微数码有限公司 | Driving control method and main control circuit of intelligent somatosensory electric vehicle |
| CN106963572B (en) * | 2017-05-11 | 2018-11-06 | 黄河科技学院 | Gravity's center control is advanced and the electric wheelchair of turning |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19642794C2 (en) * | 1996-10-17 | 2000-12-07 | Thomas Reiter | bicycle |
| JPH10157685A (en) * | 1996-11-27 | 1998-06-16 | Yamaha Motor Co Ltd | Pedaling force sensor for bicycle with auxiliary power |
| CN200942852Y (en) * | 2006-06-28 | 2007-09-05 | 袁野 | Direct current electric vehicle foot-propelled accelerator |
| CN101428674A (en) * | 2007-11-07 | 2009-05-13 | 王�华 | Drive wheel |
| US9274134B2 (en) * | 2009-02-06 | 2016-03-01 | Belon Engineering, Inc. | Coupler for smart electrical wheel for electrical bikes |
| CN205345262U (en) * | 2016-02-04 | 2016-06-29 | 黄河科技学院 | Electric bicycle through centre of gravity place control speed of traveling |
-
2016
- 2016-02-04 CN CN201610078729.XA patent/CN105691536B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105691536A (en) | 2016-06-22 |
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Effective date of registration: 20210315 Address after: 450000 Area B of Science and Technology Park, Huanghe Institute of Science and Technology (South District), 123 Lianyun Road, Erqi District, Zhengzhou City, Henan Province Patentee after: ZHENGZHOU F-WHEEL INDUSTRIAL Co.,Ltd. Address before: 450005 No. 94 Hanghai Middle Road, Erqi District, Zhengzhou City, Henan Province Patentee before: HUANGHE S & T College |
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Effective date of registration: 20220209 Address after: 518000 21g01, block a, building 1, anhongji TIANYAO Plaza, Daling community, Minzhi street, Longhua District, Shenzhen, Guangdong Patentee after: Shenzhen Dayu Zhixing Technology Co.,Ltd. Address before: 450000 Area B of Science and Technology Park, Huanghe Institute of Science and Technology (South District), 123 Lianyun Road, Erqi District, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU F-WHEEL INDUSTRIAL Co.,Ltd. |
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