CN108556626A - Pedal and vehicle - Google Patents
Pedal and vehicle Download PDFInfo
- Publication number
- CN108556626A CN108556626A CN201711279206.2A CN201711279206A CN108556626A CN 108556626 A CN108556626 A CN 108556626A CN 201711279206 A CN201711279206 A CN 201711279206A CN 108556626 A CN108556626 A CN 108556626A
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- CN
- China
- Prior art keywords
- pedal
- damping element
- damping
- gap
- driving
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
- B60K26/021—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements with means for providing feel, e.g. by changing pedal force characteristics
Abstract
This disclosure relates to pedal and vehicle, stressed damping element (2) is applied including pedal assembly (1), to pedal assembly (1), wherein, further include damper regulation mechanism (3), damper regulation mechanism (3) adjusts the pressure size that damping element (2) applies to pedal assembly (1) by driving the movement of damping element (2).Pass through above-mentioned technical proposal driver can adjust the size of pedal damping according to oneself demand, improve the alternative and driving experience of driver.
Description
Technical field
This disclosure relates to automobile manufacturing field, and in particular, to a kind of pedal and vehicle.
Background technology
The gas pedal of modern vehicle mostly uses greatly electronic accelerator pedal, especially on dilly.When vehicle is normal
When driving, by trampling the depth of gas pedal come regulation speed, general pedal sensitivity is higher, and the size that foot steps on power determines
Pedal steps on depth, and it is higher to trample deeper speed.It, can be right due to the shaking of vehicle and foot when vehicle is travelled in uneven road surface
Pedal cause it is different degrees of trample, to keep speed unstable, be unfavorable for stability and the safety of vehicle traveling, therefore be directed to
Such situation, most of electronic accelerator pedals increase damping element inside pedal so that only foot applies certain model to pedal
When enclosing power, pedal can just move downward certain stroke, and damping force is embodied in vehicle traveling when on uneven road surface, and foot is to pedal
When implementing 20N force value, pedal travel is a certain value, when the shaking due to vehicle, when foot being caused to implement 20.9N to pedal, pedal
Stroke be still this value, only when the force value of application reaches a certain limit value, pedal can just decline, to regulation speed.Oil
The addition of door pedal damping increases stationarity and the safety of driving, but also reduces the sensitivity of pedal, at present vehicle factor
It is not quite similar using the case where damper pedal.
The damping element of current most of electronic accelerator pedals is mostly installed at pedal arm tail end, the structure phase not to the utmost of damping
Together, principle is when pedal arm moves, and tail end and the damping piece phase mutual friction of arm generate damping force or pedal arm band dynamic damping
Element generates damping force with pedal base friction.
Current all schemes containing damping have the shortcomings that one it is common --- the uncontrollability of damping element, i.e., it is a
Pedal addition damping element after not can remove or undamped pedal molding after be difficult add damping element again, this makes to pedal
Sensitivity has the experience that driving is reduced for the drivers of different requirements.Part of the manufacturer is because of pedal asking whether there is or not damping element
It inscribes and develops pedal assembly again, therefore the controllability of damping element directly affects the modularization of pedal assembly.
Invention content
Purpose of this disclosure is to provide a kind of pedals and vehicle that size can be damped according to the custom flexible modulation of driver.
To achieve the goals above, the disclosure provides a kind of pedal, including pedal assembly, apply to pedal assembly it is stressed
Damping element, wherein further include damper regulation mechanism, the damper regulation mechanism by drive the movement of the damping element come
Adjust the pressure size that the damping element applies to the pedal assembly.
Optionally, the damper regulation mechanism includes the operating shaft being arranged on damping element, and the operating shaft passes through band
Dynamic damping element moves in gap of replacing to adjust the pressure size that damping element applies to pedal assembly.
Optionally, the transposition gap is arranged on gear adjustable plate, and the gear adjustable plate includes at least two openings,
And transposition baffle is equipped between each two opening, and it is provided with gap between the transposition baffle and the gear adjustable plate, it is described
At least two openings and gap composition transposition gap.
Optionally, the damper regulation mechanism is driven by driving mechanism.
Optionally, the driving mechanism includes rotating disk, rotary shaft and motor, the rotating disk can around the rotary shaft into
Row is rotated and is moved left and right, and the rotary shaft is connected with the motor；
The inner ring surface of the rotating disk is equipped with a convex block, the convex block and the operating shaft phase in the damper regulation mechanism
Connection.
Optionally, position sensor is set on the convex block.
Optionally, the pressing button for further including control unit and being arranged in driver's cabin, the pressing button pass through described
Control unit is electrically connected with the driving mechanism.
Optionally, further include the return spring being arranged on the damping element.
Optionally, the surface that the damping element is contacted with pedal assembly is concave curved surface.
The disclosure also provides a kind of vehicle, and the vehicle includes the pedal that the disclosure provides.
Through the above technical solutions, by control shift position of the operating shaft in gap of replacing adjust damping element to
The size of the applied damping force of pedal assembly, and operating shaft is passed through into control unit and the pressing button being arranged in driver's cabin
It is connected, has not only may be implemented manually to carry out operating shaft the switching in transposition gap, but also can realize intelligentized switching, improves
The alternative and driving experience of driver.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the functional block diagram for the pedal that an exemplary embodiment provides；
Fig. 2 is the schematic diagram for the pedal that an exemplary embodiment provides；
Fig. 3 is the schematic diagram for the damping element that an exemplary embodiment provides；
Fig. 4 is the schematic diagram for the damping adjustment structure that an exemplary embodiment provides；
Fig. 5 is the schematic diagram for the driving mechanism that an exemplary embodiment provides.
Reference sign
1 pedal assembly 1-1 pedal arms
1-2 pedal axis pin 1-3 pedal tail ends
2 damping element 2-1 damping blocks
3 damper regulation mechanism of 2-2 return springs
3-1 operating shafts 3-2 transpositions gap
4 driving mechanism 4-1 rotating disks
4-2 rotary shaft 4-3 convex blocks
5 control unit of 4-4 connecting shafts
6 pressing 7 pedal bases of button
7-1 gear adjustable plate 7-2 bottom plates
Specific implementation mode
The specific implementation mode of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " typically refers to
The upper and lower, left and right of Figure of description.
Without Chinese herbaceous peony after pedal assembles, driver can manual rotation operation axis to the different location in gap of replacing, realize
The adjusting of pedal damping；When vehicle in the process of moving when, driver presses the button on Central Control Room, and signal transmission is to controlling list
Member transmits a signal to driving unit after control unit is analyzed, by motor driver operation axis to the different positions in gap of replacing
It sets, and signal is fed back into control unit, so realize intelligentized gas pedal damping and adjust.
The specific implementation mode of the disclosure includes pedal assembly 1, stressed damping element 2 is applied to pedal assembly 1 and is hindered
Buddhist nun's regulating mechanism 3, damper regulation mechanism 3 is by driving the movement of damping element 2 to be applied to pedal assembly 1 to adjust damping element 2
The pressure size added.
When damping element 2 and pedal assembly 1 are in not contact condition, pedal at this time is in undamped state；Work as resistance
After Buddhist nun's element 2 is contacted with pedal assembly 1, as the pressure that damping element 2 applies to pedal assembly 1 is increasing, damping element 2
It is also increasing to the damping friction power of pedal assembly 1, by damper regulation mechanism 3 come controllably adjust damping element 2 to
The pressure size that pedal assembly 1 applies, realizes the adjustability of pedal damping, and driver can adjust pedal according to demands of individuals
The size of damping.
, can be by the way that draw ring be arranged on damping element 2, when applying pulling force to draw ring in present embodiment, damping
Element 2 applies pressure simultaneously to pedal assembly 1, and the size of pressure and the size of pulling force are directly proportional, adjust the size of pulling force i.e.
Adjustable damping element 2 applies stressed size to pedal assembly 1；In addition it can be arranged on 2 mobile route of damping element
Damping element 2 is fixed on different location, the damping element 2 corresponding to the buckle of different location by multiple buckles using buckle
The pressure applied to pedal assembly 1 is different.
Pedal assembly in present embodiment can be any pedal assembly in the prior art, as shown in Fig. 2, stepping on
Plate assembly 1 is arranged on pedal base 7, and pedal assembly 1 includes pedal arm 1-1, pedal axis pin 1-2, pedal arm tail end 1-3, when
When pedal arm 1-1 moves up and down, pedal arm tail end 1-3 moves up and down along pedal axis pin 1-2, wherein pedal arm 1-1 and pedal arm
The direction of motion of tail end 1-3 is opposite.
Specifically, as shown in figure 3, the damper regulation mechanism 3 of present embodiment includes being arranged on damping element 2
Operating shaft 3-1, operating shaft 3-1 adjust the pressure that damping element 2 applies to pedal assembly 1 by being moved in the gap 3-2 that replaces
Power size.In this way, position of the pressure size that applies to pedal assembly 1 of damping element 2 by operating shaft 3-1 in the gap 3-2 that replaces
It sets to determine, when operating shaft 3-1 is moved to suitable position in the gap 3-2 that replaces, you can obtain stepping on for driver's needs
Plate damping force.Movement this modes of the operating shaft 3-1 in transposition gap 3-2 can be operated preferably by driver, simple side
Just.
The movement of operating shaft 3-1 can be there are many mode in present embodiment, for example moving operation axis 3-1 is to suitable
It is fixed with buckle to realize the adjusting of pressure size that damping element 2 applies to pedal assembly 1 when position.
Optionally, the transposition gap 3-2 of present embodiment is arranged on gear adjustable plate 7-1, gear adjustable plate 7-1
Including at least two openings, and it is equipped with transposition baffle between each two opening, replaces and be arranged between baffle and gear adjustable plate 7-1
There are gap, at least two openings and gap composition transposition gap 3-2.In this way, operating shaft 3-1 is moved to often in transposition gap 3-2
When in a opening, the pressure that operating shaft 3-1 drives damping element 2 to apply to pedal assembly 1 differs, and operating shaft 3-1 is to pass through
Gap switches between each opening, and the transposition baffle between split shed plays limit.It is illustrated in figure 4 one kind
Tool replaces gap 3-2 there are two gear comprising two openings, the respectively first opening and the second opening, the first opening and the
Be provided with a transposition baffle between two openings, replace and be provided with gap between baffle and gear adjustable plate, the first opening, gap,
Second opening forms transposition gap successively.Wherein, the first opening or the second opening, which correspond to, damping state (undamped state),
Switching channel when gap is then operating shaft 3-1 movement, when if manual operation, driver can directly moving operation axis 3-1 extremely
First opening or the second opening have undamped to switch.Transposition baffle in present embodiment also has to operating shaft 3-
The effect of 1 limit so that operating shaft 3-1 movements in the gap 3-2 that replaces switch under different stalls, so as to drive
Member can adjust pedal damping according to gear.
Damper regulation mechanism 3 is driven by driving mechanism 4 in the specific implementation mode that the disclosure provides.In this way, damping is adjusted
Section mechanism 3 not only can be directly operated manually by driver to realize the adjustable of pedal damping, and driving machine can also be passed through
Structure 4 realizes the adjusting of damping, realizes the function of motorized adjustment damping.Driving mechanism 4 in present embodiment can be with
It is arbitrarily to drive damper regulation mechanism 3 to carry out mobile mechanism by power parts such as motors, as motor is wound with by driving
The deploying and retracting axis of steel wire rope rotates to adjust pulling force of the steel wire rope to damper regulation mechanism 3, to drive damper regulation mechanism 3 to move
It is dynamic, or the tractive pulley element of steel wire rope is wound with to realize that driving damper regulation mechanism 3 is moved by motor drive, it can also lead to
The component with energy storage such as spring is crossed by the effect of elastic force to realize the adjusting of 3 shift position of damper regulation mechanism.
Fig. 5 is the schematic diagram for the driving mechanism that an exemplary embodiment provides.As shown in figure 5, driving mechanism 4 includes rotation
Disk 4-1, rotary shaft 4-2, motor, rotating disk 4-1 can be rotated and moved left and right around rotary shaft 4-2；
The inner ring surface of rotating disk 4-1 is equipped with a convex block 4-3, convex block 4-3 and the operating shaft 3-1 in damper regulation mechanism 2
It is attached by a connecting shaft 4-4.
In this way, motor drives rotating disk 4-1 to rotate and move left and right around rotary shaft 4-2, rotating disk 4-1 inner ring surfaces
On convex block 4-3 be connected with operating shaft 3-1 by connecting shaft 4-4, such rotating disk when rotating and moving left and right,
Convex block drives operating shaft 3-1 to be moved in the gap 3-2 that replaces simultaneously, this according to gear to realize the adjusting of damping
Difference it is more accurate to the adjusting of damping, driver only selects different damping gears with according to custom, operation letter
It is single.
In addition, position sensor is arranged on convex block 4-3, the position sensor being arranged on such convex block 4-3 can record
The shift position of convex block.
In order to keep gas pedal damping tunable arrangement more intelligent, such as Fig. 1, the specific implementation mode that the disclosure provides is also
Including control unit 5 and the pressing button 6 being arranged in driver's cabin, pressing button 6 passes through 4 electricity of control unit 5 and driving mechanism
Connection.
The position sensor being arranged on convex block 4-3 can be connected in present embodiment with control unit, be driven
Member may be implemented the remotely control to the present positions convex block 4-3, the rotation and movement of further rotation-controlled disk 4-1, to
Realization accurately controls the positions operating shaft 3-1.
When driver needs to adjust the damping of pedal, button can be pressed by pressing the pressing button 6 in driver's cabin
6 control the motor in driving mechanism 4 by control unit 5 drives rotating disk 4-1 to rotate and control shifting around rotary shaft 4-2
It is dynamic, to drive operating shaft 3-1 to be moved to suitable position in the gap 3-2 that replaces so that damping element 2 is supplied to pedal assembly
1 damping force meets the needs of driver.
In present embodiment, control unit 5 is controlled by the push action of driver, in other embodiment
In, can be able to be independent by the various triggering mode control units 5 such as touch screen, switch, handle, control unit 5 therein
With signal input and signal output PLC controller, can also be integrated in the ECU of vehicle, wherein for signal pass
CAN bus connection may be used in defeated electric connection mode.
This has in embodiment when the pressing button 6 in driver's cabin is pressed, and signal is passed to control by pressing button 6
Unit 5 processed, control unit 5 receive the operating shaft 3-1 in control driving mechanism 4 after signal, pass through operating shaft 3-1 band dynamic dampings
Element 2 moves to realize the adjusting of pedal Pedal damping.
Further include the return spring 2-2 being arranged on the damping element 2 in present embodiment.Return spring 2-2
One end be arranged on damping element 2, the other end of return spring 2-2 is connected with the fixed plate being fixed on vertically on bottom plate 7-2
It connects, such return spring applies the direction of elastic force to damping element 2 and damping element 2 applies stressed direction to pedal assembly 1
It is identical, when the operating shaft 3-1 on damping element 2 is in the different openings in transposition gap, operating shaft 3-1 may be implemented and change
Close contact between the baffle of position avoids the subtle movement of the operating shaft 3-1 in gear is open.On the other hand, as operating shaft 3-1
When drive damping element 2 moves between the different openings in the gap 3-2 that replaces, such as Fig. 4, operating shaft 3-1 need first along transposition
When the end for moving axially to transposition baffle of baffle, it could replace, after transposition to another opening, also need to return to and upper one
Be open unidirectional position, and return spring 2-2 plays the role of flexible connection at this moment, ensures that operating shaft 3-1 both can be real
It is now mobile that correct position can be quickly returned in gear again.
As shown in figure 3, damping element 2 is damping block 2-1, damping block 2-1 includes the first damping surfaces and the second damping table
Face, the first damping surfaces are connected by spring 2-2 with the baffle 7-2 being vertically arranged on pedal base 7, the second damping surfaces
It is connected with pedal arm tail end 1-3.
In the specific implementation mode that the disclosure provides, the surface that damping element 2 is contacted with pedal assembly 1 is concave arc
Face.When driver's pedal and when not treading on plate, the imploded arcs along damping element of pedal arm tail end 1-3 in pedal assembly 1
Shape face moves up and down and will produce certain frictional force.
Specifically, the first damping surfaces be plane, the second damping surfaces be concave curved surface, in this way when damping block 2-1 with
When pedal arm tail end 1-3 is in contact, the elastic force for the first damping area of return spring pair that the first damping area receives, which may be implemented, is
Uniformly, certain friction is generated when the cancave cambered surface of the second damping area can make pedal arm tail end 1-3 move up and down along cancave cambered surface
Resistance, and cancave cambered surface is bigger to the pressure of pedal arm tail end 1-3, friction when pedal arm tail end 1-3 moves up and down along cancave cambered surface
Resistance is bigger.
In present embodiment, the lower end of damping block 2-1 is connected by a connection piece 2-4 with the side wall of pedal base 7
It connects；The lower end of damping block 2-1 is provided with the through-hole that inner wall is formed as internal thread, and connector is to be formed with externally threaded screw, interior
The through-hole that wall is formed as internal thread is matched with externally threaded screw is formed with.
The disclosure also provides a kind of vehicle, and vehicle may include above-mentioned pedal.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (10)
1. a kind of pedal, including pedal assembly (1), to pedal assembly (1) apply stressed damping element (2), which is characterized in that
Further include damper regulation mechanism (3), the damper regulation mechanism (3) is adjusted by driving the movement of the damping element (2)
The pressure size that the damping element (2) applies to the pedal assembly (1).
2. pedal according to claim 1, which is characterized in that the damper regulation mechanism (3) includes setting in damping member
Operating shaft (3-1) on part (2), the operating shaft (3-1) are moved in gap (3-2) by driving damping element (2) replacing
To adjust the pressure size that damping element (2) applies to pedal assembly (1).
3. pedal according to claim 2, which is characterized in that the transposition gap (3-2) is arranged in gear adjustable plate (7-
1) on, the gear adjustable plate (7-1) includes at least two openings, and transposition baffle is equipped between each two opening, described to change
Gap, at least two opening and gap composition transposition gap are provided between position baffle and the gear adjustable plate (7-1)
(3-2)。
4. pedal according to claim 2, which is characterized in that the damper regulation mechanism (3) is driven by driving mechanism (4)
It is dynamic.
5. pedal according to claim 4, which is characterized in that the driving mechanism (4) includes rotating disk (4-1), rotation
Axis (4-2) and motor, the rotating disk (4-1) can be rotated and moved left and right around the rotary shaft (4-2), the rotary shaft
(4-2) is connected with the motor；
The inner ring surface of the rotating disk (4-1) is equipped with a convex block (4-3), the convex block (4-3) and the damper regulation mechanism
(2) operating shaft (3-1) in is connected.
6. pedal according to claim 5, which is characterized in that position sensor is arranged on the convex block (4-3).
7. according to any pedal of claim 4 to 6, which is characterized in that further include that control unit (5) and setting are driving
Pressing button (6) in room, the pressing button (6) are electrically connected by described control unit (5) with the driving mechanism (4).
8. pedal according to claim 1, which is characterized in that further include the return being arranged on the damping element (2)
Spring.
9. pedal according to claim 1, which is characterized in that the table that the damping element (2) contacts with pedal assembly (1)
Face is concave curved surface.
10. a kind of vehicle, which is characterized in that the vehicle includes the pedal described in any claim in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279206.2A CN108556626B (en) | 2017-12-06 | 2017-12-06 | Pedal and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279206.2A CN108556626B (en) | 2017-12-06 | 2017-12-06 | Pedal and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108556626A true CN108556626A (en) | 2018-09-21 |
| CN108556626B CN108556626B (en) | 2019-12-20 |
Family
ID=63529181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711279206.2A Active CN108556626B (en) | 2017-12-06 | 2017-12-06 | Pedal and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108556626B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733341A (en) * | 2019-11-21 | 2020-01-31 | 陆未沫 | labour-saving oil pedal for automobile |
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|---|---|---|---|---|
| US7069801B2 (en) * | 2003-06-10 | 2006-07-04 | Honda Motor Co., Ltd. | Apparatus for generating tactile force for a vehicle |
| US20110214526A1 (en) * | 2010-03-05 | 2011-09-08 | GM Global Technology Operations LLC | Accelerator pedal for a motor vehicle and method for operating the accelerator pedal |
| CN202055921U (en) * | 2011-04-14 | 2011-11-30 | 南京奥联汽车电子电器有限公司 | Electronic throttle pedal |
| CN202215376U (en) * | 2011-08-18 | 2012-05-09 | 南京博士朗电子技术有限公司 | An electronic accelerator retarding mechanism |
| CN205243653U (en) * | 2015-11-15 | 2016-05-18 | 华晨汽车集团控股有限公司 | Electron accelerator pedal assembly with damping structure |
-
2017
- 2017-12-06 CN CN201711279206.2A patent/CN108556626B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7069801B2 (en) * | 2003-06-10 | 2006-07-04 | Honda Motor Co., Ltd. | Apparatus for generating tactile force for a vehicle |
| US20110214526A1 (en) * | 2010-03-05 | 2011-09-08 | GM Global Technology Operations LLC | Accelerator pedal for a motor vehicle and method for operating the accelerator pedal |
| CN202055921U (en) * | 2011-04-14 | 2011-11-30 | 南京奥联汽车电子电器有限公司 | Electronic throttle pedal |
| CN202215376U (en) * | 2011-08-18 | 2012-05-09 | 南京博士朗电子技术有限公司 | An electronic accelerator retarding mechanism |
| CN205243653U (en) * | 2015-11-15 | 2016-05-18 | 华晨汽车集团控股有限公司 | Electron accelerator pedal assembly with damping structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733341A (en) * | 2019-11-21 | 2020-01-31 | 陆未沫 | labour-saving oil pedal for automobile |
| CN110733341B (en) * | 2019-11-21 | 2021-08-06 | 玉环优智科技有限公司 | Labor-saving accelerator pedal for automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108556626B (en) | 2019-12-20 |
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| CB02 | Change of applicant information |
Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Applicant after: Beiqi Futian Automobile Co., Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Applicant before: Beiqi Futian Automobile Co., Ltd. |
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