CN210283898U - Low-friction pedal accelerator control device for right-foot disabled person - Google Patents
Low-friction pedal accelerator control device for right-foot disabled person Download PDFInfo
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- CN210283898U CN210283898U CN201921134141.7U CN201921134141U CN210283898U CN 210283898 U CN210283898 U CN 210283898U CN 201921134141 U CN201921134141 U CN 201921134141U CN 210283898 U CN210283898 U CN 210283898U
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Abstract
A low-friction pedal accelerator control device for the disabled with right foot comprises a base part, a mounting part, a lever type driving part, a pedal part and a roller; wherein, the base part is placed on the floor of brake pedal below, including big bottom plate, left side bearing frame and right bearing frame, installation component one end fixed connection is on the vapour car carriage, the other end is connected with the big bottom plate of base part, lever drive unit erects on the base part and rotates, the right-hand member suppression is on vapour car accelerator pedal, pedal part connects on the big bottom plate of base part and through gyro wheel application of force in lever drive unit's left end, the gyro wheel rotatably connects in lever drive unit's left end, the top is touched below pedal part, the application of force on the pedal part passes through gyro wheel and lever drive unit and transmits for vapour car accelerator pedal, the realization is to the operation of vapour car accelerator. The utility model discloses a left foot has the advantage that dependable performance, operating force are little, the suitability is good to the operation of throttle.
Description
Technical Field
The utility model relates to a disabled person automobile driving auxiliary device, concretely relates to right foot disabled person is with low friction pedal throttle controlling means belongs to car technical field.
Background
In recent years, with the development of economy in China, the improvement of the social status of the disabled and the improvement of the quality of life, the requirement of the disabled on driving the automobile is increasingly urgent. In 2007, the department of Chinese Union, public Security, etc. formulated and released the national standard of 'the assistant device for controlling the automobile by physically handicapped person', and the lower limb handicapped person who meets the regulation gets the C5 driving license and the automobile is installed with the assistant device for the handicapped person to drive, so that the automobile can be legally driven to go on the road.
At present, many automobile driving auxiliary devices for physically disabled people for refitting ordinary cars appear in the market, but most of the automobile driving auxiliary devices are hand driving auxiliary devices, namely, disabled people use hands to replace feet to operate an accelerator and brake. However, the hand-driving assistance device increases the burden of the driver, because the driver holds the steering wheel while operating the steering wheel, the operation interference and confusion are easily caused, particularly, the driver is fatigued for a long time, and misoperation is easily caused, so that the safety accident with difficult prediction results is easily caused. For the disabled who only loses the right foot function, the left foot of the disabled can be used for operating the accelerator and the brake, the accelerator and the brake of a common vehicle are arranged in a way that the accelerator is close to the right and the brake is off center, and the left foot of the disabled is difficult to directly tread the accelerator, but the left foot of the disabled is not problematic to tread the brake. Therefore, the requirement can be met only by installing the throttle control device operated by the left foot for modifying the common automobile for the disabled with the right lower limb, but the throttle control device operated by the left foot is not available at present.
When the existing automobile driving auxiliary device for the disabled transmits the accelerator operation force, relative motion is generally generated between internal force transmission components, the motion resistance between most components is represented by sliding friction at present, the friction between a driver shoe and a pedal increases the operation resistance of the device, the operation force is increased, and the device is very unfavorable for the disabled with limited physical strength.
In addition, once the driving assistance device for the disabled person is installed on the vehicle, the driving assistance device becomes a special vehicle for the disabled person to drive (unless the driving assistance device is removed again), and the normal driving state cannot be recovered, so that the use range of the vehicle is reduced, and the utilization rate of the vehicle and the economical efficiency of the device are reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a right foot disabled person and step on throttle controlling means with low friction, realize the operation of left foot to the throttle, satisfy the needs that right low limbs disabled person drove the car, adopt the less power transmission structure of frictional force in addition, realize the disabled function of driving and normally driving of car simultaneously, have simple structure, dependable performance, the light advantage of operation.
Based on the above-mentioned purpose, the utility model provides a technical scheme that its technical problem adopted as follows:
the utility model provides a right side foot disabled person is with low friction pedal throttle controlling means installs in the below of the driving seat of car, and this car has gas pedal and brake pedal, its characterized in that: the low-friction pedal accelerator control device comprises a base part, a mounting part, a lever type driving part, a pedal part and a roller;
the base part is placed on a floor below the brake pedal and comprises a large bottom plate, a left bearing seat and a right bearing seat, the left bearing seat and the right bearing seat are respectively fixed on two side parts of the large bottom plate, one end of the mounting part is fixedly connected to an automobile carriage, the other end of the mounting part is connected with the large bottom plate of the base part, the lever type driving part is erected on the base part and rotates, the right end of the mounting part is pressed on an automobile accelerator pedal, the pedal part is connected to the large bottom plate of the base part and applies force to the left end of the lever type driving part through the idler wheel, and the idler wheel is rotatably connected to the left end of the lever type driving part and is in top contact with the lower surface;
the force applied on the pedal component is transmitted to the automobile accelerator pedal through the roller and the lever type driving component, so that the operation of an automobile accelerator is realized.
As a further improvement, the mounting part comprises two sets of connecting assemblies respectively connected with the base part, each connecting assembly comprises a short extension rod and a long extension rod, the short extension rod and the long extension rod are connected with each other and can change the angle, direction and position of the connection, the short extension rod is fixedly connected with the automobile compartment, and a long waist hole used for being connected with the short extension rod is formed in the long extension rod.
As a further improvement, the lever type driving part comprises a transmission rod, a left gear sleeve, a right gear sleeve, a front left rocker arm, a rear left rocker arm, a front right rocker arm, a rear right rocker arm and an accelerator pressure lever assembly; the transfer line is worn to arrange in the left bearing frame and the right bearing frame of base part, the both ends of this transfer line are equipped with outer tooth portion, left side tooth cover and right tooth cover are equipped with interior pin hole, respectively with the cooperation of the outer tooth portion of this transfer line, left side tooth cover welding be in one of back left side rocking arm serve and with the left end of transfer line is connected, the other end of this back left rocking arm is connected preceding left rocking arm, the gyro wheel rotatably connects in the top of this preceding left rocking arm, right tooth cover welding be in one of back right rocking arm serve and with the right-hand member of transfer line is connected, the other end of this back right rocking arm connects gradually preceding right rocking arm and throttle depression bar subassembly, this throttle depression bar subassembly is located automobile throttle pedal top just can suppress this automobile throttle pedal.
As a further improvement, the accelerator press rod assembly comprises a cantilever rod and a plurality of rolling bearings, one end of the cantilever rod is fixed at the front end of the front right rocker arm, and the rolling bearings penetrate through the cantilever rod and are in rolling contact with the upper surface of the accelerator pedal of the automobile.
As a further improvement, the relative angle between the lever type driving component and the automobile accelerator pedal or pedal component can be adjusted by changing the circumferential direction of the external tooth part inserted into the internal tooth hole, and further the operation stroke of the low-friction pedal accelerator control device can be adjusted.
As a further improvement, the low-friction pedal throttle control device further comprises a switching component capable of switching between a working state and a release state, the switching component comprises a positioning ring, a compression spring, a positioning stop pin, a cam stop ring and a transverse pin, the positioning ring is fixedly sleeved on the transmission rod between the left bearing seat and the right bearing seat, the position of the positioning ring is adjustable, the compression spring is pre-compressed and sleeved on the transmission rod and positioned between the positioning ring and the left bearing seat, the positioning stop pin is vertically fixed on the large bottom plate on the left side of the left bearing seat, the cam stop ring is fixedly sleeved on the transmission rod on the left side of the left bearing seat, the position of the cam stop ring is adjustable, and the transverse pin is horizontally and fixedly connected on the cam stop ring and is blocked by the positioning stop pin for limiting.
As a further improvement, the pedal component comprises a small bottom plate, a hinge, a left accelerator pedal, a front connecting rod and a rear connecting rod, one end of the rear connecting rod is connected with the small bottom plate, the other end of the rear connecting rod is connected with the large bottom plate of the base component through the front connecting rod, the left accelerator pedal is connected with the small bottom plate through the hinge and can swing around the hinge, and the roller is pressed against the lower surface of the left accelerator pedal and rolls on a contact surface.
Compare with current disabled person automobile driving auxiliary device, right foot disabled person with low friction pedal throttle controlling means gain following beneficial effect:
1. the operation on the right-side accelerator is extended to the position under the left foot of a driver through the lever type driving part, so that the driver can operate the accelerator by the left foot, the automobile is particularly convenient for a disabled person who loses the function of the right lower limb to drive the automobile, the misoperation easily caused by using the disabled person to drive the auxiliary device is avoided, and the safety is improved.
2. Different from the fixed running-board usually, the utility model discloses increased pedal part, adopted the gyro wheel to be connected the operation between its and the lever drive disk assembly, therefore avoided the friction between driver's shoes and the footboard, reduced the resistance of device operation, alleviateed the operating force, be favorable to the limited disabled person of physical power very much.
3. The installation component is provided with a plurality of adjustment links, so that the installation of the whole device has adjustability, and the length, the direction, the position and the like of connection can be changed, thereby providing convenience for the installation of the low-friction foot-operated accelerator control device, enabling the installation to flexibly adapt to the installation of various vehicle types, and having wide adaptability.
4. The utility model discloses a switching part can realize low friction pedal throttle controlling means's collection to when non-disabled person uses the vehicle, can with low friction pedal throttle controlling means release resumes the normal operating condition of throttle at any time, makes normal person can carry out the normality and drives, consequently the utility model discloses reached the vehicle disabled and driven and normally drive dual-purpose effect, improved the rate of utilization and the economic nature of vehicle.
Drawings
Fig. 1 is one of the perspective views of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a schematic view of the structure of the base member.
Fig. 6 is a schematic structural view of the lever type driving member and the switching member.
Fig. 7 is a schematic structural view of the left rocker arm and the left gear sleeve.
Fig. 8 is a schematic structural view of the right rocker arm and the right gear sleeve.
Fig. 9 is a schematic structural view of the throttle lever assembly.
Fig. 10 is an operational state diagram of the left accelerator pedal and the wheel.
Fig. 11 is a schematic view of the switching member in the operating state of the present invention.
Fig. 12 is a schematic view of the switching member in the release state of the present invention.
In the figure, 1-small bottom plate, 2-hinge, 3-left accelerator pedal, 4-front left rocker arm, 5-rear left rocker arm, 6-left gear sleeve, 7-positioning stop pin, 8-short extension rod, 9-long extension rod, 10-compression spring, 11-large bottom plate, 12-right bearing seat, 13-transmission rod, 14-rear right rocker arm, 15-front right rocker arm, 16-accelerator press rod component, 17-automobile accelerator pedal, 18-right gear sleeve, 19-front connecting rod, 20-cam stop ring, 21-rear connecting rod, 22-roller, 23-positioning ring, 24-cross stop pin, 25-left bearing seat, 26-bearing, 27-cantilever rod, 28-rolling bearing.
Detailed Description
The utility model is used for repacking the car, install in the below of the driving seat of car, realized the operation of left foot to the throttle, made the car reach the disabled and driven and normally drive dual-purpose effect, had the characteristics of light in operation, installation flexibility. The automobile is provided with an automobile accelerator pedal and a brake pedal.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the scope of the present invention is not limited to the following embodiments. All equivalent changes and modifications made according to the contents of the present specification shall fall within the technical scope of the present invention.
Referring to fig. 1, 2, 3 and 4 in combination, a low friction foot pedal throttle control device for right-handed disabled persons is shown comprising a base member, a mounting member, a lever type driving member, a foot pedal member, a switching member and a roller 22.
The base member is placed on a floor below the brake pedal (not shown in the figure), the base member includes a large bottom plate 11, a left bearing seat 25 and a right bearing seat 12, the left bearing seat 25 and the right bearing seat 12 are respectively fixed on two side portions of the large bottom plate 11, please refer to fig. 5, a bearing 26 is arranged in an inner hole of the left bearing seat 25 and the right bearing seat 12, and the bearing 26 is a ball bearing.
One end of the mounting component is fixedly connected to the automobile carriage and can be connected to the original bolt or mounting hole, and the other end of the mounting component is connected with the large bottom plate 11 of the base component.
Referring to fig. 4, the mounting member includes two sets of connecting assemblies, each of which is connected to the base member. Two sets of coupling assembling structures are the same, and each coupling assembling includes short extension rod 8 and long extension rod 9, and this short extension rod 8 can change interconnect's angle, direction and position with long extension rod 9 interconnect. One end of the short extension rod 8 is provided with a threaded hole, and the other end of the short extension rod is provided with a through hole which is connected with the automobile compartment; and a threaded hole and a long waist hole are formed in the long extension rod 9, and the long waist hole is connected with the threaded hole of the short extension rod 8 through a screw so as to realize the adjustability of connection.
The lever type driving component is erected on the base component and can rotate on the base component, and the right end of the lever type driving component is pressed on the automobile accelerator pedal 17, please refer to fig. 6, and the lever type driving component comprises a transmission rod 13, a left gear sleeve 6, a right gear sleeve 18, a front left rocker arm 4, a rear left rocker arm 5, a front right rocker arm 15, a rear right rocker arm 14 and an accelerator press rod component 16.
The transmission rod 13 is inserted into the bearings 26 of the left bearing seat 6 and the right bearing seat 12, and two ends of the transmission rod are provided with external tooth parts.
The left gear sleeve 6 is welded on one end of the rear left rocker arm 5, the left gear sleeve 6 is provided with an inner gear hole and is matched with the outer gear part of the transmission rod 13, see fig. 7, and the left gear sleeve 6 is connected with the left end of the transmission rod 13 through the inner gear hole and the outer gear part; the other end of the rear left rocker arm 5 is connected with the front left rocker arm 4. The right gear sleeve 18 is welded on one end of the rear right rocker arm 14, the right gear sleeve 18 is provided with an inner gear hole and is matched with the outer gear part of the transmission rod 13, see fig. 8, and the right gear sleeve 18 is connected with the right end of the transmission rod 13 through the inner gear hole and the outer gear part; the other end of the rear right rocker arm 14 is sequentially connected with the front right rocker arm 15 and the accelerator press rod assembly 16. By changing the circumferential direction of the external tooth part inserted into the internal tooth hole, namely, removing the left tooth sleeve 6 or the right tooth sleeve 18 from the external tooth part of the transmission rod 13, rotating for an angle and then sleeving back the transmission rod 13, the relative angle between the rocker arm on the lever type driving part and the automobile accelerator pedal or pedal part can be adjusted, and further the operation stroke of the low-friction pedal accelerator control device is adjusted. Referring to fig. 7 and 8, the front left rocker arm 4 and the front right rocker arm 15 are both provided with long waist holes for adjusting the length of connection to adapt to the internal structure size of various vehicle types.
The throttle lever assembly 16 is located above the vehicle throttle pedal 17 and can be depressed to operate the vehicle throttle pedal 17. Referring to fig. 9, the throttle lever assembly 16 includes a cantilever lever 27 and a plurality of rolling bearings 28; one end of the cantilever rod 27 is fixed to the front end of the front right rocker arm 15 and the axial direction of the cantilever rod is perpendicular to the longitudinal direction of the front right rocker arm 15, and the rolling bearings 28 are needle bearings and are parallelly penetrated on the cantilever rod 27. The rolling bearing 28 is in rolling contact with the upper surface of the accelerator pedal 17 of the vehicle.
The pedal part is connected to the large bottom plate 11 of the base part and applies force to the left end of the lever type driving part through the roller 22, please refer to fig. 4, and the pedal part comprises a small bottom plate 1, a hinge 2, a left accelerator pedal 3, a front connecting rod 19 and a rear connecting rod 21. One end of the rear connecting rod 21 is connected with the small bottom plate 1, and the other end of the rear connecting rod is connected with the large bottom plate 11 through the front connecting rod 19; the left accelerator pedal 3 can be operated by the left foot of a driver (such as a person with disabled right foot), and the left accelerator pedal 3 is connected with the small base plate 1 through the hinge 2 and can swing around the hinge. The front connecting rod 19 is provided with a long waist hole for adjusting the connecting length, and the long waist hole is connected with the rear connecting rod 21.
The roller 22 is rotatably connected to one end of the front left rocker arm 4 of the lever type driving component, the roller 22 is in contact with the pedal component, please refer to fig. 10, the roller 22 is in contact with the lower plane of the left accelerator pedal 3 and rolls on the contact surface. The left accelerator pedal 3 and the lever type driving part are connected by the roller 22, so that sliding friction between a shoe and the accelerator pedal of a driver is converted into rolling friction, the resistance of the device operation is reduced, the operating force is reduced, and the device is particularly beneficial to disabled people with weak physical strength.
The force applied on the pedal component is transmitted to the automobile accelerator pedal 17 through the roller 22 and the lever type driving component, so that the operation of the automobile accelerator is realized.
Referring to fig. 6, the switching member includes a positioning ring 23, a compression spring 10, a positioning stopper pin 7, a cam stopper ring 20, and a cross pin 24. The positioning ring 23 is fixedly sleeved on the transmission rod 13 and is positioned between the left bearing seat 25 and the right bearing seat 12, and the position of the positioning ring is adjustable; the compression spring 10 is pre-compressed and sleeved on the transmission rod 13 and is positioned between the positioning ring 23 and the left bearing seat 25; the positioning stop pin 7 is vertically fixed on the large bottom plate 11 and is positioned on the left side of the left bearing seat 25; the cam ring 20 is fixedly sleeved on the transmission rod 13, is positioned at the left side of the left bearing seat 25, and is adjustable in position, and the cross pin 24 is horizontally and fixedly connected to the cam ring 20, referring to fig. 11 and 12, when the cam ring 20 rotates along with the transmission rod 13, the cross pin 24 is blocked and interfered by the positioning pin 7, so that the rotation of the transmission rod 13 is limited by the positioning pin 7.
The low-friction pedal accelerator control device for the right-foot disabled person can be switched between the working state and the release state through the operation of the switching component, so that the dual-purpose effect of vehicle disabled driving and normal driving is achieved, and the utilization rate and the economical efficiency of the vehicle are improved. The operation process of the switching is as follows:
referring to fig. 4, the driving rod 13 is pushed to the left, the compression spring 10 is compressed, the cross pin 24 is separated from the blocking position of the positioning stop pin 7 to the left, the lever type driving component is rotated forward (in fig. 1, the throttle lever assembly 16 is outward away from the drawing), the cross pin 24 is positioned behind the positioning stop pin 7, then the driving rod 13 is released, the restoring force of the compression spring 10 enables the driving rod 13 to the right, and the cross pin 24 is restored to the blocking position of the positioning stop pin 7, please refer to fig. 1, fig. 2 and fig. 11, and the low-friction foot throttle control device is converted into a working state.
Referring to fig. 4, pushing the transmission rod 13 leftward again, compressing the compression spring 10 to make the cross pin 24 get away from the blocking position of the positioning pin 7 leftward, then rotating the lever type driving member backward (in fig. 1, the throttle lever assembly 16 goes inward in the drawing) to make the cross pin 24 in front of the positioning pin 7, then releasing the transmission rod 13, and making the restoring force of the compression spring 10 make the transmission rod 13 go to the right to make the cross pin 24 recover from the blocking position of the positioning pin 7, please refer to fig. 3 and 12, the low-friction foot pedal throttle control device is converted into a release state; in a working state, the force applied on the pedal component is transmitted to the automobile accelerator pedal 17 through the roller 22 and the lever type driving component, so that the operation of an automobile accelerator is realized; in the released state, the low-friction foot-operated throttle control device disengages from operating the throttle of the vehicle.
The utility model discloses can realize low friction pedal throttle control device's collection to when the non-disabled person uses the vehicle, can with low friction pedal throttle control device releases, resumes the normal operating condition of throttle, makes normal people can carry out the normality and drive, consequently the utility model discloses have the dual-purpose function of disabled driving and normal driving.
The scope of the invention is not limited to the embodiments described above, but also includes other variants and alternatives which are obvious for the invention.
Claims (7)
1. The utility model provides a right side foot disabled person is with low friction pedal throttle controlling means installs in the below of the driving seat of car, and this car has gas pedal and brake pedal, its characterized in that: the low-friction pedal accelerator control device comprises a base part, a mounting part, a lever type driving part, a pedal part and a roller;
the base part is placed on a floor below the brake pedal and comprises a large bottom plate, a left bearing seat and a right bearing seat, the left bearing seat and the right bearing seat are respectively fixed on two side parts of the large bottom plate, one end of the mounting part is fixedly connected to an automobile carriage, the other end of the mounting part is connected with the large bottom plate of the base part, the lever type driving part is erected on the base part and rotates, the right end of the mounting part is pressed on an automobile accelerator pedal, the pedal part is connected to the large bottom plate of the base part and applies force to the left end of the lever type driving part through the idler wheel, and the idler wheel is rotatably connected to the left end of the lever type driving part and is in top contact with the lower surface;
the force applied on the pedal component is transmitted to the automobile accelerator pedal through the roller and the lever type driving component, so that the operation of an automobile accelerator is realized.
2. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 1, characterized in that: the installation component include two sets of respectively with the coupling assembling that the base part is connected, each coupling assembling includes short extension rod and long extension rod, this short extension rod and long extension rod interconnect and can change interconnect's angle, direction and position, short extension rod and carriage fixed connection, be equipped with on the long extension rod be used for with the long waist hole that short extension rod is connected.
3. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 1, characterized in that: the lever type driving part comprises a transmission rod, a left gear sleeve, a right gear sleeve, a front left rocker arm, a rear left rocker arm, a front right rocker arm, a rear right rocker arm and an accelerator pressure rod assembly; the transfer line is worn to arrange in the left bearing frame and the right bearing frame of base part, the both ends of this transfer line are equipped with outer tooth portion, left side tooth cover and right tooth cover are equipped with interior pin hole, respectively with the cooperation of the outer tooth portion of this transfer line, left side tooth cover welding be in one of back left side rocking arm serve and with the left end of transfer line is connected, the other end of this back left rocking arm is connected preceding left rocking arm, the gyro wheel rotatably connects in the top of this preceding left rocking arm, right tooth cover welding be in one of back right rocking arm serve and with the right-hand member of transfer line is connected, the other end of this back right rocking arm connects gradually preceding right rocking arm and throttle depression bar subassembly, this throttle depression bar subassembly is located automobile throttle pedal top just can suppress this automobile throttle pedal.
4. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 3, characterized in that: the accelerator press rod assembly comprises a cantilever rod and a plurality of rolling bearings, one end of the cantilever rod is fixed at the front end of the front right rocker arm, and the rolling bearings penetrate through the cantilever rod and are in rolling contact with the upper surface of the automobile accelerator pedal.
5. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 3, characterized in that: by changing the circumferential direction of the outer tooth part inserted into the inner tooth hole, the relative angle between the lever type driving part and the automobile accelerator pedal or the pedal part can be adjusted, and further the operation stroke of the low-friction pedal accelerator control device is adjusted.
6. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 3, characterized in that: low friction pedal throttle controlling means still including the switching part that can carry out operating condition and release state conversion, this switching part includes holding ring, compression spring, location backing pin, cam backing ring and horizontal pin, the fixed cover of holding ring is arranged in on the transfer line between left side bearing frame and the right bearing frame and the position is adjustable, compression spring precompression ground cover is arranged in on the transfer line and be located between holding ring and the left bearing frame, the location backing pin is fixed in vertically on the left big bottom plate of left side bearing frame, the fixed cover of cam backing ring is arranged in on the left transfer line of left side bearing frame and position is adjustable, horizontal level fixed connection of horizontal pin just quilt on this cam backing ring the location backing pin blocks spacingly.
7. The low-friction foot-operated throttle control device for the right-handed disabled person according to claim 1, characterized in that: the pedal part include little bottom plate, hinge, left accelerator pedal, preceding connecting rod and back connecting rod, the one end of back connecting rod with little bottom plate is connected, and the other end passes through preceding connecting rod with the big bottom plate of base part is connected, left side accelerator pedal passes through the hinge with little bottom plate is connected and can be swung around this hinge, the gyro wheel top touches below this left accelerator pedal and realizes rolling on the contact surface.
Priority Applications (1)
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CN201921134141.7U CN210283898U (en) | 2019-07-19 | 2019-07-19 | Low-friction pedal accelerator control device for right-foot disabled person |
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CN201921134141.7U CN210283898U (en) | 2019-07-19 | 2019-07-19 | Low-friction pedal accelerator control device for right-foot disabled person |
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CN201921134141.7U Active CN210283898U (en) | 2019-07-19 | 2019-07-19 | Low-friction pedal accelerator control device for right-foot disabled person |
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2019
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