CN207683706U - Foot pedal apparatus - Google Patents
Foot pedal apparatus Download PDFInfo
- Publication number
- CN207683706U CN207683706U CN201721491812.6U CN201721491812U CN207683706U CN 207683706 U CN207683706 U CN 207683706U CN 201721491812 U CN201721491812 U CN 201721491812U CN 207683706 U CN207683706 U CN 207683706U
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- China
- Prior art keywords
- elastic component
- branch sleeve
- foot
- bicyclist
- connection boss
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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
- B62M3/00—Construction of cranks operated by hand or foot
- B62M3/08—Pedals
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Mechanical Control Devices (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model provides a kind of foot pedal apparatus, which includes：Shell is provided with foot-operated face on shell, and shell is internally provided with installation space, and shell is rotatably arranged on the crank axle of bicycle；Test section, test section are arranged in the installation space, the pedal force being applied in foot-operated face for detecting bicyclist.When foot is placed foot-operated face by bicyclist and is exerted a force, test section can directly detect the pedal force that bicyclist is applied in the foot-operated face, to be supplied to the foot-operated force data of other devices bicyclist, avoid the torque of the shape changing detection bicyclist application of the shell by built-in motor in the prior art or axis, caused transmission link is excessive, the problem of easy ting produce error.
Description
Technical field
The utility model is related to ride equipment technical field, in particular to a kind of foot pedal apparatus.
Background technology
Current bicycle power-assisted system is mainly by artificially control or by power, the speed of sensor detection bicyclist
The parameters such as degree, speed judge the intention of bicyclist, to give the corresponding control instruction of assistant force drive device, power-assisted are driven and is filled
The torque for setting generation is directly output to realize the effect for mitigating bicyclist's burden on the chain drum of bicycle.
Moped moment inspecting mode is mainly integrated in built-in motor at present, by the shell of built-in motor or
The torque that the shape changing detection bicyclist of axis applies.Deformation quantity is smaller in the mode that this mode detects, for sensor
Accuracy of detection is with high requirements and high cost, simultaneously because sensor output signal very little, for the anti-of detection circuit and amplifying circuit
Interference requirement is high, to improve cost.Transmission link simultaneously between the torque that detection deformation and bicyclist apply is too many, holds
It is also easy to produce the accumulation of error, reduces the consistency of testing result.
Utility model content
The main purpose of the utility model is to provide a kind of foot pedal apparatus, are detected with solving bicycle in the prior art
The problem for stepping on power inaccuracy of bicyclist.
To achieve the goals above, the utility model provides a kind of foot pedal apparatus, which includes：Shell,
Foot-operated face is provided on shell, shell is internally provided with installation space, and shell is rotatably arranged in the song of bicycle
On arbor；Test section, test section are arranged in the installation space, the pedal force being applied in foot-operated face for detecting bicyclist.
Further, test section includes branch sleeve, and branch sleeve is rotatably sleeved on the crank axle of bicycle, even
Female connector cylinder can change at a distance from foot-operated face with the variation of the pedal force of bicyclist.
Further, test section further includes the first elastic component, and the first connection boss is provided on the outer wall of branch sleeve, peace
The one end opposite with the first connection boss for filling the inner wall in space is provided with the second connection boss, and the first end of the first elastic component connects
It is connected on the first connection boss, the second end of the first elastic component is connected on the second connection boss, and the first elastic component can be with riding
The variation of the pedal force of passerby and elastic deformation occurs.
Further, the first elastic component includes multiple first spring leafs, axis of multiple first spring leafs along branch sleeve
Direction interval is arranged.
Further, test section further includes the second elastic component, and third connection boss is additionally provided on the outer wall of branch sleeve,
Third connects boss and connect that boss line centered on the axis of branch sleeve is arranged symmetrically with first, installation space inner wall with the
The opposite one end of one connection boss is provided with the 4th connection boss, and the first end of the second elastic component is connected to third connection boss
On, the second end of the second elastic component is connected on the 4th connection boss, and the second elastic component can be with the change of the pedal force of bicyclist
Change and elastic deformation occurs.
Further, the second elastic component includes multiple second spring pieces, axis of multiple second spring pieces along branch sleeve
Direction interval is arranged.
Further, it is provided with changing sensor on the first elastic component, to detect the first elastic component elastic deformation, and/or
It is provided with changing sensor on second elastic component, to detect the elastic deformation of the second elastic component.
Further, the second end of the first elastic component and the second end of second elastic component are both provided with kidney slot, institute
State axial direction of the length direction perpendicular to the branch sleeve of kidney slot, the of the second end of the first elastic component and the second elastic component
Two ends are fixed on across kidney slot on branch sleeve by screw.
Further, it is provided with the first range sensor on the barrel of the upper end wall of the close installation space of branch sleeve,
Second distance sensor is provided in the upper end wall of installation space, the first range sensor coordinates with second distance sensor to examine
Survey the distance between branch sleeve and installation space upper surface.
Further, it is provided with spacing block set on the position corresponding with branch sleeve of the upper surface of installation space, and/
Or, branch sleeve is provided with spacing block set on the barrel of installation space upper end wall.
Using the technical solution of the utility model, since the foot pedal apparatus of the utility model includes shell and test section,
When foot is placed foot-operated face by bicyclist and is exerted a force, test section can directly detect bicyclist and be applied in the foot-operated face
Pedal force avoids in the prior art to be supplied to the foot-operated force data of other devices bicyclist through the outer of built-in motor
The torque that the shape changing detection bicyclist of shell or axis applies, caused transmission link is excessive, the problem of easy ting produce error.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
Novel illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.
In the accompanying drawings：
Fig. 1 diagrammatically illustrates the structure chart of the embodiment of the foot pedal apparatus of the utility model；
Fig. 2 diagrammatically illustrates the structure chart of the part of the shell of the foot pedal apparatus of the utility model；
Fig. 3 diagrammatically illustrates the structure chart of the branch sleeve of the foot pedal apparatus of the utility model；
Fig. 4 diagrammatically illustrates the structure chart of the first spring leaf of the foot pedal apparatus of the utility model.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, shell；11, the second connection boss；12, the 4th connection boss；21, branch sleeve；211, the first connection is convex
Platform；212, third connects boss；31, the first spring leaf；32, second spring piece；40, changing sensor；50, spacing block set.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As recorded in background technology, moped moment inspecting mode is mainly integrated in built-in motor at present
In, pass through the torque of the shape changing detection bicyclist application of the shell or axis of built-in motor.In the mode that this mode detects
Middle deformation quantity is smaller, it is with high requirements and high cost for the accuracy of detection of sensor, simultaneously because sensor output signal very little,
It is high for the anti-interference requirement of detection circuit and amplifying circuit, to improve cost.Apply simultaneously in detection deformation and bicyclist
Torque between transmission link it is too many, easy to produce the accumulation of error, reduce the consistency of testing result.
To solve the above-mentioned problems, the utility model provides a kind of foot pedal apparatus, which includes shell 10
And test section, wherein foot-operated face is provided on the shell 10 in the utility model, it is empty that shell 10 is internally provided with installation
Between, shell 10 is rotatably arranged on the crank axle of bicycle；Test section is arranged in the installation space, rides for detecting
Person is applied to the pedal force in foot-operated face.When installation, the shell 10 in the present embodiment is rotatably arranged in by staff
On the crank axle of bicycle, and test section is arranged in the installation space of shell 10, wherein the shell in the present embodiment
10 are directly rotatably arranged on the crank axle of bicycle, can be also indirectly mounted on crank axle by test section.When
When foot is placed foot-operated face and exerted a force by bicyclist, test section can directly detect bicyclist and be applied to riding in foot-operated face
Power, to be supplied to the foot-operated force data of other devices bicyclist, avoid the shell by built-in motor in the prior art or
The torque that the shape changing detection bicyclist of person's axis applies, caused transmission link is excessive, the problem of easy ting produce error.
Shown in Figure 1, the test section in the present embodiment includes branch sleeve 21, and branch sleeve 21 is rotatably sleeved on
On the crank axle of bicycle, branch sleeve 21 can change at a distance from foot-operated face with the variation of the pedal force of bicyclist.It is logical
The branch sleeve crossed in test section changes with foot-operated face distance with the variation of pedal force, helps staff to calculate foot-operated
Power.
Specifically, the test section in the present embodiment further includes the first elastic component, is provided on the outer wall of branch sleeve 21
First connection boss 211, the inner wall of installation space connect the opposite one end of boss 211 with first and are provided with the second connection boss
11, the first end of the first elastic component is connected on the first connection boss 211, and the second end of the first elastic component is connected to the second connection
On boss 11, with the variation of the pedal force of bicyclist elastic deformation can occur for the first elastic component.When installation, staff will
The first end of the first elastic component in the present embodiment is connected on the first connection boss 211, by the first elasticity in the present embodiment
The second end of part is connected on the second connection boss 11, and the branch sleeve in the present embodiment is made to pass through the first bullet of elastically deformable
Property part is attached, when bicyclist tramples foot-operated face, the distance between branch sleeve and foot-operated face with the variation of legpower and
Variation, and then staff is helped to calculate pedal force.
In order to ensure bonding strength, the first elastic component in the present embodiment includes multiple first spring leafs 31, and multiple first
Spring leaf 31 is arranged along the axis direction interval of branch sleeve 21.
In order to further improve the bonding strength between branch sleeve and shell, ensure the foot-operated dress of the utility model
The job stability set, the test section in the present embodiment further includes the second elastic component, is additionally provided on the outer wall of branch sleeve 21
Third connects boss 212, and third connection boss 212 connect the line pair centered on the axis of branch sleeve 21 of boss 211 with first
Claim setting, installation space inner wall connect the opposite one end of boss 211 with first and is provided with the 4th connection boss 12, and second is elastic
The first end of part is connected on third connection boss 212, and the second end of the second elastic component is connected on the 4th connection boss 12, the
With the variation of the pedal force of bicyclist elastic deformation can occur for two elastic components.When installation, staff will be in the present embodiment
The first end of the first elastic component be connected on the first connection boss 211, by the second end of the first elastic component in the present embodiment
It is connected on the second connection boss 11, and the first end of the second elastic component in the present embodiment is connected to third and connects boss
On, the second end of the second elastic component in the present embodiment is connected on the 4th connection boss, and then realize the first elastic piece
Branch sleeve is supported jointly with the second elastic piece, while making distance variable of the branch sleeve 21 with foot-operated face, further
Strengthen connective stability.
Preferably, the second elastic component in the present embodiment includes multiple second spring pieces 32, multiple 32 edges of second spring piece
The axis direction interval of branch sleeve 21 is arranged, to further increase bonding strength.
In one embodiment of the utility model, changing sensor is provided on the first elastic component in the present embodiment
40, it is provided with changing sensor 40 on the first elastic component elastic deformation and/or the second elastic component to detect, to detect the second bullet
The elastic deformation of property part.The present embodiment has two different changing sensor mounting means, and staff can be according to practical life
Production situation is selected.
By shell in this present embodiment when being stepped on power by bicyclist, the inner wall of branch sleeve and shell upper end
Distance can change, in order to give the movement of branch sleeve to provide space, and then realize the first elastic component and the second elastic component
Deformation, the second end of the first elastic component and the second end of second elastic component in the present embodiment be both provided with kidney slot,
The length direction of the kidney slot perpendicular to the branch sleeve axial direction, the second end of the first elastic component and the second elastic component
Second end is fixed on across kidney slot on branch sleeve by screw.
In another embodiment of the utility model, the close installation space of the branch sleeve 21 in the present embodiment it is upper
It is provided with the first range sensor on the barrel of end wall, is provided with second distance sensor in the upper end wall of installation space, first
Range sensor coordinates with second distance sensor to detect the distance between branch sleeve 21 and installation space upper surface.
In other embodiments, it is provided with changing sensor 40 on the first elastic component, to detect the first elastic component elasticity shape
It is provided with changing sensor 40 on change and/or the second elastic component, to detect the elastic deformation of the second elastic component, at the same time, even
The first range sensor is provided on the barrel of the upper end wall of the close installation space of female connector cylinder 21, in the upper end wall of installation space
It is provided with second distance sensor, the first range sensor coordinates with second distance sensor to detect branch sleeve 21 and installation
The distance between space upper surface.By double check, equipment fault when avoiding single detection and caused by test error, protect
The accuracy of at least one test data is demonstrate,proved.Or changing sensor 40 is provided on the first elastic component, to detect the
It is provided with changing sensor 40 on one elastic component elastic deformation and/or the second elastic component, to detect the elastic shape of the second elastic component
Become, at the same time, displacement sensor is provided on branch sleeve 21, to detect the displacement of branch sleeve 21.By double check,
Equipment fault when avoiding single detection and caused by test error, ensure that the accuracy of at least one test data.
Bicyclist is firmly excessive in order to prevent, keeps the variation of the distance between branch sleeve 21 and foot-operated face excessive, and makes the
One elastic component and/or the second elastic component occur irreversible deformation and damage, the upper surface of the installation space in the present embodiment
Spacing block set 50 is provided on position corresponding with branch sleeve 21, and/or, branch sleeve 21 is close to installation space upper end wall
Spacing block set 50 is provided on barrel.By be arranged spacing block set 50 be effectively guaranteed branch sleeve 21 displacement be in can
It controls in range, it is therefore prevented that the first elastic component and the damage of the second elastic component.
It can be seen from the above description that the above embodiments of the present invention achieve the following technical effects：
Since the foot pedal apparatus of the utility model includes shell and test section, when foot is placed foot-operated face by bicyclist and is applied
When power, test section can directly detect the pedal force that bicyclist is applied in the foot-operated face, to be supplied to other devices
The foot-operated force data of bicyclist avoids the shape changing detection bicyclist of the shell by built-in motor in the prior art or axis
The torque of application, caused transmission link is excessive, the problem of easy ting produce error.
It is noted that above-mentioned detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Term can be interchanged in the appropriate case, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.
In addition, term " comprising " and " having " and their any deformation, it is intended that it includes example to cover non-exclusive
Such as, process, method, system, product or the equipment for containing series of steps or unit those of are not necessarily limited to clearly to list
Step or unit, but may include not listing clearly or for intrinsic other of these processes, method, product or equipment
Step or unit.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.
For example, if the device in attached drawing is squeezed, it is described as " above other devices or construction " or " in other devices
On part or construction " device after will be positioned as or " in other devices or constructing it " below other devices or construction "
Under ".Thus, exemplary term may include " in ... top " and " in ... lower section " two kinds of orientation " in ... top ".It should
Device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and it is opposite to space used herein above
Respective explanations are made in description.
In explanation in detail above, with reference to attached drawing, attached drawing forms a part of this paper.In the accompanying drawings, similar symbol
Similar component number is typically determined, unless context otherwise indicates.In detailed description, attached drawing and claim
Embodiment illustrated described in book is not meant to be restrictive.In the spirit for not departing from theme presented herein
Or under range, other embodiments can be used, and can make other changes.It will be readily understood that as herein
Illustrated in described and attached drawing, the aspect of the disclosure can be organized into broad category of different configuration, generation
It replaces, be combined, divided and design, it is all these clearly to be considered in this paper.
Will be unrestricted according to the disclosure of particular embodiment described herein, it is intended to as various aspects
Illustrate.It, can be in the case where not departing from spirit and scope of the present disclosure as will be clear to those skilled in the art
Make many modifications and changes.Within the scope of the disclosure, functionally equivalent method and apparatus, in addition to it is those of exemplified here it
Outside, from the point of view of book will be from the foregoing description clearly to those skilled in the art.Such modifications and changes intention falls into appended power
In the range of sharp claim.The disclosure will be only by the clause of the appended claims and the given right of such claim
Equivalent full scope limitation.It will be appreciated that the present disclosure is not limited to specific method, reagent, compound, composition or lifes
Object system, it is of course possible to change.Also it will be appreciated that term as used herein is only for the specific embodiment of description
Purpose, and be not intended to be restrictive.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of foot pedal apparatus, which is characterized in that including：
Shell (10) is provided with foot-operated face on the shell (10), and the shell (10) is internally provided with installation space,
The shell (10) is rotatably arranged on the crank axle of bicycle；
Test section, the test section are arranged in the installation space, are applied in the foot-operated face for detecting bicyclist
Pedal force.
2. foot pedal apparatus according to claim 1, which is characterized in that the test section includes branch sleeve (21), described
Branch sleeve (21) is rotatably sleeved on the crank axle of bicycle, and the branch sleeve (21) is at a distance from the foot-operated face
It can change with the variation of the pedal force of bicyclist.
3. foot pedal apparatus according to claim 2, which is characterized in that the test section further includes the first elastic component, described
The first connection boss (211) is provided on the outer wall of branch sleeve (21), the inner wall of the installation space connects with described first
It connects the opposite one end of boss (211) and is provided with the second connection boss (11), the first end of first elastic component is connected to described
In first connection boss (211), the second end of first elastic component is connected on the second connection boss (11), and described the
With the variation of the pedal force of the bicyclist elastic deformation can occur for one elastic component.
4. foot pedal apparatus according to claim 3, which is characterized in that first elastic component includes multiple first spring leafs
(31), multiple first spring leafs (31) are arranged along the axis direction interval of the branch sleeve (21).
5. foot pedal apparatus according to claim 4, which is characterized in that the test section further includes the second elastic component, described
Third connection boss (212), the third connection boss (212) and described first are additionally provided on the outer wall of branch sleeve (21)
Connect boss (211) centered on the axis of the branch sleeve (21) line be symmetrical arranged, the installation space inner wall with institute
It states the opposite one end of the first connection boss (211) and is provided with the 4th connection boss (12), the first end of second elastic component connects
It is connected on the third connection boss (212), the second end of second elastic component is connected to the 4th connection boss (12)
On, with the variation of the pedal force of the bicyclist elastic deformation can occur for second elastic component.
6. foot pedal apparatus according to claim 5, which is characterized in that second elastic component includes multiple second spring pieces
(32), multiple second spring pieces (32) are arranged along the axis direction interval of the branch sleeve (21).
7. foot pedal apparatus according to claim 6, which is characterized in that be provided with changing sensor on first elastic component
(40),
It is provided with changing sensor (40) on the first elastic component elastic deformation and/or second elastic component to detect, with
Detect the elastic deformation of second elastic component.
8. foot pedal apparatus according to claim 7, which is characterized in that the second end of first elastic component and described second
The second end of elastic component is both provided with kidney slot, the axis of the length direction of the kidney slot perpendicular to the branch sleeve (21)
To the second end of the second end of first elastic component and second elastic component is fixed by screw across the kidney slot
On the branch sleeve (21).
9. the foot pedal apparatus according to claim 2 or 6, which is characterized in that the close peace of the branch sleeve (21)
Fill space upper end wall barrel on be provided with the first range sensor, be provided in the upper end wall of the installation space second away from
From sensor, first range sensor coordinates with the second distance sensor to detect the branch sleeve (21) and institute
State the distance between installation space upper surface.
10. foot pedal apparatus according to claim 2, which is characterized in that the upper surface of the installation space with the company
Spacing block set (50) is provided on the corresponding position of female connector cylinder (21), and/or, the branch sleeve (21) is empty close to the installation
Between upper end wall barrel on be provided with spacing block set (50).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721491812.6U CN207683706U (en) | 2017-11-09 | 2017-11-09 | Foot pedal apparatus |
| PCT/CN2018/097752 WO2019091146A1 (en) | 2017-11-09 | 2018-07-30 | Pedal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721491812.6U CN207683706U (en) | 2017-11-09 | 2017-11-09 | Foot pedal apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207683706U true CN207683706U (en) | 2018-08-03 |
Family
ID=62988990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721491812.6U Active CN207683706U (en) | 2017-11-09 | 2017-11-09 | Foot pedal apparatus |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207683706U (en) |
| WO (1) | WO2019091146A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060248965A1 (en) * | 2005-05-06 | 2006-11-09 | Wyatt Roland J | Systems and methods of power output measurement |
| US7418862B2 (en) * | 2005-12-09 | 2008-09-02 | Wisconsin Alumni Research Foundation | Electromechanical force-magnitude, force-angle sensor |
| US8011242B2 (en) * | 2008-07-29 | 2011-09-06 | Garmin Switzerland Gmbh | System and device for measuring and analyzing forces applied by a cyclist on a pedal of a bicycle |
| WO2018058270A1 (en) * | 2016-09-27 | 2018-04-05 | 北京小米移动软件有限公司 | Pedal, riding device and data generation method |
| CN106976509A (en) * | 2017-05-05 | 2017-07-25 | 深圳市兴普隆科技有限公司 | A kind of pressure detecting type pedal, moped and power assist control method |
-
2017
- 2017-11-09 CN CN201721491812.6U patent/CN207683706U/en active Active
-
2018
- 2018-07-30 WO PCT/CN2018/097752 patent/WO2019091146A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019091146A1 (en) | 2019-05-16 |
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