CN108820119A - One kind is ridden foot pedal load control system - Google Patents
One kind is ridden foot pedal load control system Download PDFInfo
- Publication number
- CN108820119A CN108820119A CN201810717716.1A CN201810717716A CN108820119A CN 108820119 A CN108820119 A CN 108820119A CN 201810717716 A CN201810717716 A CN 201810717716A CN 108820119 A CN108820119 A CN 108820119A
- Authority
- CN
- China
- Prior art keywords
- foot pedal
- control system
- pedal load
- riding
- inductance
- 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.)
- Pending
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Classifications
-
- 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
-
- 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
- B62M6/50—Control or actuating devices therefor characterised by detectors or sensors, or arrangement thereof
-
- 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
-
- 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
- B62M6/80—Accessories, e.g. power sources; Arrangements thereof
- B62M6/90—Batteries
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
It rides foot pedal load control system, including battery the invention discloses one kind；Generator generates alternating voltage by the driving of foot pedal；And foot pedal Load Regulation portion, foot pedal Load Regulation portion adjust the foot pedal load of foot pedal by electricity that the alternating voltage that engine generates charges in battery, foot pedal Load Regulation portion includes：Rectification unit, the ac voltage rectifier that generator is generated become DC voltage, and the input side of rectification unit is connect with generator；Boost circuit comprising inductance L, switch S and diode D, inductance L are connected to the outlet side of rectification unit and the input side of diode D；Diode D is connected between the input side of inductance L and the input side of battery；Switch S is connected between the outlet side of inductance L and the convergence point and ground side of diode D input side.Foot pedal load control system of riding of the invention has the characteristics that support user to ride the foot pedal load of foot pedal from main regulation.
Description
Technical field
The present invention relates to control technology fields of riding, and in particular to one kind is ridden foot pedal load control system.
Background technique
Common electric bicycle or electric booster bicycle include provide for the motor of swivel wheel and for motor it is dynamic
The battery of power is rotated by means of the wheel of motor and is travelled.Common electric bicycle is fitted without foot pedal, is adjusted by rotation
Different fixation gears is arranged to control vehicle travel speed in fast handle；Electric booster bicycle is equipped with torque sensor and motor
Controller, the size by detecting user's pedal moment judge whether driver needs motor power-assisted and required power-assisted size.
These electric bicycles do not support user to ride the pedal load of foot pedal from main regulation.When user is to save physical strength
When reducing pedal load, or improving pedal load to take exercises, it is unable to satisfy its actual demand.
Standard bicycle uses chain structure, and pedal force is transferred to wheel to realize traveling.With speed changing function from
The components such as the complicated fluted disc of driving installation, can adjust the load of foot pedal by adjusting the size of forward and backward fluted disc, but this
The problems such as kind chain and gear structure are complex, and maintenance and repair is inconvenient, are easy to produce pollution.
Summary of the invention
It rides foot pedal load control system the purpose of the present invention is to provide one kind, to solve existing electric bicycle
Do not support user ride from main regulation foot pedal foot pedal load the problem of.
To achieve the above object, the technical scheme is that：
One kind is ridden foot pedal load control system, including：
Battery；
Generator, the engine are connected with foot pedal, generate alternating voltage by the driving of foot pedal；And
Foot pedal Load Regulation portion, foot pedal Load Regulation portion are charged by the alternating voltage that the engine generates
The foot pedal load of the foot pedal is adjusted to the electricity in the battery,
Foot pedal Load Regulation portion includes：Rectification unit, the exchange that the rectification unit generates the generator
Voltage commutation becomes DC voltage, and the input side of the rectification unit is connect with the generator；Boost circuit, the Boost
Circuit includes inductance L, switch S and diode D,
The outlet side of the rectification unit is connected between the input side and ground side of the inductance L；
The inductance L is connected to the outlet side of the rectification unit and the input side of the diode D；
The diode D is connected between the input side of the inductance L and the input side of battery；
The switch S is connected between the outlet side of the inductance L and the convergence point and ground side of diode D input side.
When the switch S is connected, voltage is provided to the inductance L from the rectification unit and charges to it, when
When the switch S is disconnected, due to the electric current retention performance of inductance, the electric current for flowing through inductance L will not be jumped, and inductance L passes through two
Pole pipe D charges to battery, and accumulator voltage increases.
The switch S is transistor or field-effect tube MOSFET.
The foot pedal load control system of riding further includes main control unit, and the main control unit is to the foot pedal load
Adjustment portion carries out pulse width modulation control, adjusts the electricity that the voltage that the generator generates charges in the battery,
To adjust the foot pedal load of the foot pedal.
The main control unit carries out pulse width modulation control to the switch S, when increasing the duty ratio of switch S, makes
The foot pedal load of the foot pedal is increase accordingly；When reducing the duty ratio of switch S, make the foot pedal load of the foot pedal
It is corresponding to reduce.
The foot pedal load control system of riding further includes position detection unit, and the position detection unit is used for institute
The pedal position for stating foot pedal is detected, wherein the pedal position refers to the position of generator rotor.
The foot pedal load control system of riding further includes speed detection unit, and the speed detection unit is used for institute
The foot pedal speed for stating foot pedal is detected；The foot pedal speed refers to the revolving speed for being connected to the drive shaft of foot pedal.
The foot pedal load control system of riding further includes power detecting unit, and the power detecting unit is used for filling
The electricity and charge power of electricity to battery are measured in real time, that is, detect the generated output and generated energy of driver.
The power detecting unit is one of power meter, resistance sampling device or current sensor.
The foot pedal load control system of riding further includes interface device, and the interface device according to user for inputting
The pulse width modulated duty cycle in value setting foot pedal Load Regulation portion, and show the real-time speed curve of the foot pedal
And the generated output and generated energy of the power detecting unit output.
The invention has the advantages that：Foot pedal load control system of riding of the invention supports user from main regulation
The load of foot pedal, can be applicable on electric bicycle, can also be applied to power and rides on platform, simplify existing machinery structure, greatly
Width promotes the experience that user rides with body-building；It is connected to the foot pedal load of the foot pedal of generator by controlling, makes driver
Can be felt when stepping on foot pedal just like the foot pedal in the presence of chain is felt, at the same can by driver according to from body forces and
Size of the wish from main modulation foot pedal load；Meanwhile based on foot-operated load control system of riding of the invention, no chain is developed
Electric transmission bicycle；Can by control Boost circuit boosting ratio regulator generator be charged to the electricity in battery come
Foot pedal load is controlled, the feeling just like foot pedal of riding as chain presence is experienced when scrunching driver.
Detailed description of the invention
Fig. 1 is foot pedal load control system provided in an embodiment of the present invention of riding applied to the solid on electric bicycle
Structural schematic diagram.
Fig. 2 is the general frame of foot pedal load control system provided in an embodiment of the present invention of riding.
Fig. 3 is the principle in the foot pedal Load Regulation portion of foot pedal load control system provided in an embodiment of the present invention of riding
Block diagram.
Fig. 4 and Fig. 5 is the foot pedal Load Regulation portion of foot pedal load control system provided in an embodiment of the present invention of riding
Charge and discharge process figure.
Fig. 6 is the switch in the pedal Load Regulation portion of foot pedal load control system provided in an embodiment of the present invention of riding
Timing diagram.
Fig. 7 is that foot pedal load control system provided in an embodiment of the present invention of riding is foot-operated in fixed foot pedal load
The reference view of plate velocity variations.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As described in Fig. 1 to Fig. 7, one kind provided in an embodiment of the present invention is ridden foot pedal load control system, of the invention
Foot pedal load control system of riding can be applicable on electric bicycle, as shown in Figure 1, electric bicycle include front frame 19,
Rear frame 18, battery 13, generator 10, foot pedal 21, main control unit 22 and interface device 20.
Generator 10 is set in front frame 19, is rotatably mounted pedal 21 in the two sides of the generator 10.Work as driving
When member's rotating footrest 21, the rotary force of the pedal 21 is converted into electric energy in generator 10, and the electric energy of this generator 10 can
Savings are in battery 13.
The battery 13 and main control unit 22 for the electric energy that savings can be disposed to convert in front frame 19 by generator 10.Boundary
Face device 20 shows the driving status of electric bicycle and data of riding to driver, and can be defeated by key or touch screen etc.
Enter mode and foot pedal load etc. parameter is transmitted to main control unit 22.It is carried out between this interface device 20 and main control unit 22
Wired electrical connection or wireless connection.
As shown in Fig. 2, one kind provided in an embodiment of the present invention is ridden, foot pedal load control system includes：Battery 13；
Generator 10, the engine 10 are connected with foot pedal 21, generate alternating voltage by the driving of foot pedal 21；And foot pedal
Load Regulation portion 15, foot pedal Load Regulation portion 15 charge to the storage by the alternating voltage that the engine 10 generates
Electricity in battery 13 adjusts the foot pedal load of the foot pedal 21, and foot pedal Load Regulation portion 15 includes：Rectification
Unit 11, the ac voltage rectifier that the rectification unit 11 generates the generator 10 become DC voltage, and the rectification is single
The input side of member 11 is connect with the generator 10；Boost circuit 12, the Boost circuit 12 include inductance L, switch S and
Diode D, the outlet side of the rectification unit 11 are connected between the input side and ground side of the inductance L；The inductance L connects
It is connected to the outlet side of the rectification unit 11 and the input side of the diode D；The diode D is connected to the inductance L's
Between input side and the input side of battery 13；The switch S is connected to the outlet side and diode D input side of the inductance L
Convergence point P and ground side between.
When the switch S is connected, voltage is provided to the inductance L from the rectification unit 11 and charges to it,
When the switch S is disconnected, due to the electric current retention performance of inductance L, the electric current for flowing through inductance L will not be jumped, and inductance L passes through
Diode D charges to battery 13, and 13 end voltage of battery increases.
The switch S is transistor or field-effect tube MOSFET.
Foot pedal load control system provided in an embodiment of the present invention of riding further includes main control unit 22, the main control unit
22 pairs of foot pedal Load Regulation portions 15 carry out pulse width modulation control (PWM), adjust the electricity that the generator 10 generates
Pressure charges to the electricity in the battery 13, to adjust the foot pedal load of the foot pedal 21.
The main control unit 22 carries out pulse width modulation control (PWM) to the switch S, when the duty for increasing switch S
Than when, increase accordingly the foot pedal load of the foot pedal 21；When reducing the duty ratio of switch S, make the foot pedal 21
Foot pedal load accordingly reduce.
Foot pedal load control system provided in an embodiment of the present invention of riding further includes position detection unit 24, the position
Detection unit 24 is for detecting the pedal position of the foot pedal 21, wherein the pedal position refers to power generation
The position of machine inner rotator.
Foot pedal load control system provided in an embodiment of the present invention of riding further includes speed detection unit 23, the speed
Detection unit 23 is for detecting the foot pedal speed of the foot pedal 21；The foot pedal speed refer to be connected to it is foot-operated
The revolving speed of the drive shaft of plate.Speed detection unit can be the Hall sensor in built-in generator.
Foot pedal load control system provided in an embodiment of the present invention of riding further includes power detecting unit, the power inspection
Unit is surveyed for being measured in real time to the electricity and charge power that charge to battery, i.e., the generated output of detection driver and
Generated energy.
The power detecting unit is one of power meter, resistance sampling device or current sensor.
Foot pedal load control system provided in an embodiment of the present invention of riding further includes interface device 20, the interface device
20 for the pulse width modulated duty cycle in foot pedal Load Regulation portion to be arranged according to user input values, and shows the foot
The real-time speed curve of pedal and the generated output and generated energy of power detecting unit output.
Foot pedal Load Regulation portion 15 adjusts the load of foot pedal 21, as needed, feeling when driver being made to step on foot pedal
To the pedal sense of different load.The generator of the adjustable electric power generated from the driving of foot pedal 21 in foot pedal Load Regulation portion
10 electricity charged in battery 13 adjust the pedal load of foot pedal 21.If pedal Load Regulation portion applies foot pedal 21
Add pedal load, then driver must step on foot pedal 21 with strength and could rotate, and feel the feeling of foot pedal.Also, pedal is negative
Lotus adjustment portion can modulate (PWM) by pulse width and carry out control to duty ratio to apply different foot pedal loads.When
When PWM duty cycle is 0, i.e. the boosting ratio in setting foot pedal Load Regulation portion 15 is 0, to release stepping on for supply foot pedal 21
Plate load；When PWM duty cycle is 1, i.e. the three-phase of generator is shorted, to reach maximum pedal load.
As shown in figure 3, foot pedal Load Regulation portion includes generating alternating voltage by the footboard drives being attached thereto
The ac voltage rectifier generated in the generator 10 is become the rectification part 11 of DC voltage, after rectification by generator 10
The Boost circuit 12 (including inductance L, diode D and switch S) that DC voltage boosts, and for limiting Boost circuit
12 output voltages and the battery 13 to charge.Switch S is connected between the outlet side of inductance L and the input side of diode D.
By carrying out turn-on time and the turn-off time variable control duty ratio control of progress to switch S, adjusts Boost circuit 12 and export
The voltage to charge to battery 13, when driver is stepped on foot pedal generator 10 generate electric power be charged to battery 13, with
Foot pedal load when driver steps on foot pedal is provided to feel.According to Boost circuit boosting principle, when PWM duty cycle d from it is small to
When being changed greatly, output voltage will be gradually risen, and foot pedal load is felt to gradually increase.
Above-mentioned switch S can be field effect transistor (Field Effect Transistor；FET), transistor
(Transistor) the electronics switching element such as.Inductance L is set between the outlet side of rectification unit 11 and the input side of switch S.
Diode D is set between the outlet side of switch S and the input side of battery 13.When switch S is connected, inductance L is single by rectification
The output voltage of member 11 charges.Due to the reversed cut-off characteristics of diode D, battery 13, which will not discharge, carries out inductance L
Charging.When switch S is disconnected, the electricity that is stored in inductance L is transferred to battery 13 by diode D, to battery 13 into
Row charging.
Fig. 4 to Fig. 5 is opening for the foot pedal Load Regulation portion of the foot pedal load control system of riding of the embodiment of the present invention
Close action diagram；Referring to Fig. 4 and Fig. 5, when driver steps on foot pedal, the duty ratio d by the way that control switch S is arranged carries out it
Pulse width modulation, to adjust the foot pedal load of control foot pedal.
Specifically, as shown in figure 4, the output electric current of rectification unit 11 is passed through as shown in arrow direction when switch S is connected
Inductance L and switch S is crossed to be connected to ground side.At this point, the circuit connecting with generator 10 forms closed circuit, extremely by energy storage
In inductance L, and counter electromotive force is generated in generator 10, to generate pedal load.
As shown in figure 5, the energy stored in inductance L flows to battery 13 as shown in arrow direction when switch S is disconnected
In, it charges to battery 13, and generate voltage difference at diode both ends, which will lead to diode D and generate heat waste
It loses.
When switch S is alternately switched on and off, driver persistently steps on foot pedal and is allowed to rotate, and just can feel always
Feel to foot pedal.
Fig. 6 is the timing of the switch in the pedal Load Regulation portion of the foot pedal load control system of riding of the embodiment of the present invention
Figure.Pulse width modulation is carried out using switch S of the main control unit 22 to pedal Load Regulation portion 15 to control duty ratio d (0
<d<1), the turn-on time and turn-off time of control switch S alternately changes.When PWM duty cycle is fixed, the foot pedal of foot pedal
Load will remain unchanged as.
When improving the foot pedal load of foot pedal, then increase the duty ratio d of switch S.At this point, the turn-on time of switch S
It increases accordingly, generator 10 stores the increase of the energy into inductance L in a switch periods T, can provide bigger anti-electricity
Kinetic potential.
When lowering the foot pedal load of foot pedal, then reduce the duty ratio d of switch S.At this point, the turn-on time of switch S
Corresponding to reduce, generator 10 stores the energy into inductance L in a switch periods T and tails off, and the counter electromotive force of generation is corresponding
Become smaller.
Fig. 7 is that pedal speed of the foot pedal load control system in fixed pedestal load of riding of the embodiment of the present invention becomes
The reference view of change.Referring to Fig. 7, when the boosting ratio in foot pedal Load Regulation portion, that is, PWM duty cycle is fixed, foot pedal is negative
Lotus will remain unchanged as.
During foot pedal rotates 360 °, when foot pedal, which is in foot, is convenient for the position having an effect, foot pedal
The alternating variation of wave crest and trough shown in figure can be presented in speed, i.e., foot pedal speed can generate mutation.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
- The foot pedal load control system 1. one kind is ridden, which is characterized in that including：Battery；Generator, the engine are connected with foot pedal, generate alternating voltage by the driving of foot pedal；AndFoot pedal Load Regulation portion, foot pedal Load Regulation portion charge to institute by the alternating voltage that the engine generates The electricity in battery is stated to adjust the foot pedal load of the foot pedal,Foot pedal Load Regulation portion includes：Rectification unit, the alternating voltage that the rectification unit generates the generator Rectification becomes DC voltage, and the input side of the rectification unit is connect with the generator；Boost circuit, the Boost circuit Including inductance L, switch S and diode D,The outlet side of the rectification unit is connected between the input side and ground side of the inductance L；The inductance L is connected to the outlet side of the rectification unit and the input side of the diode D；The diode D is connected between the input side of the inductance L and the input side of battery；The switch S is connected between the outlet side of the inductance L and the convergence point and ground side of diode D input side.
- 2. foot pedal load control system according to claim 1 of riding, which is characterized in that when the switch S is connected, Voltage is provided to the inductance L from the rectification unit and charges to it, when the switch S is disconnected, due to inductance Electric current retention performance, the electric current for flowing through inductance L will not jump, and inductance L charges to battery by diode D, electric power storage Pond end voltage increases.
- 3. foot pedal load control system according to claim 2 of riding, which is characterized in that the switch S is crystal three Pole pipe or field-effect tube MOSFET.
- 4. foot pedal load control system according to claim 1 of riding, which is characterized in that the foot pedal load of riding Control system further includes main control unit, and the main control unit carries out pulse width modulation control to foot pedal Load Regulation portion System adjusts the electricity that the voltage that the generator generates charges in the battery, to adjust the foot-operated of the foot pedal Plate load.
- 5. foot pedal load control system according to claim 4 of riding, which is characterized in that the main control unit is to described Switch S carries out pulse width modulation control, when increasing the duty ratio of switch S, keeps the foot pedal load of the foot pedal corresponding Increase；When reducing the duty ratio of switch S, reduce the foot pedal load of the foot pedal accordingly.
- 6. foot pedal load control system according to claim 1 of riding, which is characterized in that the foot pedal load of riding Control system further includes position detection unit, and the position detection unit is for examining the pedal position of the foot pedal It surveys, wherein the pedal position refers to the position of generator rotor.
- 7. foot pedal load control system according to claim 1 of riding, which is characterized in that the foot pedal load of riding Control system further includes speed detection unit, and the speed detection unit is for examining the foot pedal speed of the foot pedal It surveys；The foot pedal speed refers to the revolving speed for being connected to the drive shaft of foot pedal.
- 8. foot pedal load control system according to claim 1 of riding, which is characterized in that the foot pedal load of riding Control system further includes power detecting unit, and the power detecting unit is used for the electricity and charge power for charging to battery It is measured in real time, that is, detects the generated output and generated energy of driver.
- 9. foot pedal load control system according to claim 8 of riding, which is characterized in that the power detecting unit is One of power meter, resistance sampling device or current sensor.
- 10. foot pedal load control system according to claim 1 of riding, which is characterized in that the foot pedal of riding is negative Lotus control system further includes interface device, and the interface device is used to that the foot pedal Load Regulation to be arranged according to user input values The pulse width modulated duty cycle in portion, and show real-time speed curve and the power detecting unit output of the foot pedal Generated output and generated energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717716.1A CN108820119A (en) | 2018-06-29 | 2018-06-29 | One kind is ridden foot pedal load control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717716.1A CN108820119A (en) | 2018-06-29 | 2018-06-29 | One kind is ridden foot pedal load control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108820119A true CN108820119A (en) | 2018-11-16 |
Family
ID=64135234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810717716.1A Pending CN108820119A (en) | 2018-06-29 | 2018-06-29 | One kind is ridden foot pedal load control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108820119A (en) |
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| US7156780B1 (en) * | 1999-04-03 | 2007-01-02 | Swissmove Ag | Drive system operated by muscle-power |
| KR20120001834A (en) * | 2010-06-30 | 2012-01-05 | 주식회사 만도 | Electric vehicle |
| CN103661772A (en) * | 2012-09-19 | 2014-03-26 | 株式会社万都 | Electric bicycle and control method thereof |
| CN103661764A (en) * | 2012-09-19 | 2014-03-26 | 株式会社万都 | Electric-bicycle driving apparatus |
| CN104670408A (en) * | 2013-11-26 | 2015-06-03 | 株式会社万都 | Chainless electric bicycle |
| KR20160082812A (en) * | 2014-12-29 | 2016-07-11 | 주식회사 만도 | Load adjust apparatus of pedal generator in electric bicycle |
| KR20170119376A (en) * | 2016-04-19 | 2017-10-27 | 주식회사 만도 | Load adjust apparatus of pedal generator in electric bicycle |
| KR20170119374A (en) * | 2016-04-19 | 2017-10-27 | 주식회사 만도 | Chainless eletric bicycle |
-
2018
- 2018-06-29 CN CN201810717716.1A patent/CN108820119A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7156780B1 (en) * | 1999-04-03 | 2007-01-02 | Swissmove Ag | Drive system operated by muscle-power |
| KR20120001834A (en) * | 2010-06-30 | 2012-01-05 | 주식회사 만도 | Electric vehicle |
| CN103661772A (en) * | 2012-09-19 | 2014-03-26 | 株式会社万都 | Electric bicycle and control method thereof |
| CN103661764A (en) * | 2012-09-19 | 2014-03-26 | 株式会社万都 | Electric-bicycle driving apparatus |
| CN104670408A (en) * | 2013-11-26 | 2015-06-03 | 株式会社万都 | Chainless electric bicycle |
| KR20160082812A (en) * | 2014-12-29 | 2016-07-11 | 주식회사 만도 | Load adjust apparatus of pedal generator in electric bicycle |
| KR20170119376A (en) * | 2016-04-19 | 2017-10-27 | 주식회사 만도 | Load adjust apparatus of pedal generator in electric bicycle |
| KR20170119374A (en) * | 2016-04-19 | 2017-10-27 | 주식회사 만도 | Chainless eletric bicycle |
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Application publication date: 20181116 |