CN106121831A - The throttle of a kind of vehicle, gear, exhaust brake combined control system - Google Patents
The throttle of a kind of vehicle, gear, exhaust brake combined control system Download PDFInfo
- Publication number
- CN106121831A CN106121831A CN201610623135.2A CN201610623135A CN106121831A CN 106121831 A CN106121831 A CN 106121831A CN 201610623135 A CN201610623135 A CN 201610623135A CN 106121831 A CN106121831 A CN 106121831A
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- China
- Prior art keywords
- mouth
- valve
- throttle
- cylinder
- gear
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
- F02D9/06—Exhaust brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/02—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by hand, foot, or like operator controlled initiation means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The throttle of a kind of vehicle, gear, exhaust brake combined control system, including dynamical element, gear selecting reversal valve, the first shuttle valve, the first Pneumatic valve, butterfly switch, the second Pneumatic valve, butterfly valve cylinder, aerofluxus butterfly valve, the second shuttle valve, gear-selecting cylinder and throttle control mechanism.The throttle of the vehicle of the present invention, gear, exhaust brake combined control system can make the driving safety height of vehicle.
Description
Technical field
The present invention relates to a kind of vehicle, particularly to the throttle of a kind of vehicle, gear, exhaust brake combined control system.
Background technology
Vehicle, when lower long slope sections of road, needs to brake continually, be so likely to cause brake temperature raise and
Reduce brake efficiency, exacerbate the attrition of brake.By the application of exhaust brake, it is possible to reduce vehicle driving braking system
The operating frequency of system, thus reduce the attrition of service brake based material, existing vehicle is the most all provided with exhaust brake
Function, it is the necessary complement of motor vehicle braking system, and exhaust brake typically starts with hand switch, speed change when using exhaust brake
Case gear necessarily be in non-neutral, and pedal of can not stepping on the throttle when fuel oil sprays, but in actual mechanical process, drives
Member often carries out maloperation, uses exhaust brake, add in the case of step on the throttle when fuel oil sprays pedal or neutral
The risk of accident, reduces the safety that vehicle travels.
Summary of the invention
It is an object of the invention to provide the throttle of the high vehicle of a kind of driving safety, gear, exhaust brake jointly control
System.
To achieve these goals, the technical scheme is that
The throttle of a kind of vehicle, gear, exhaust brake combined control system, its innovative point is: include that dynamical element, gear selecting are changed
To valve, the first shuttle valve, the first Pneumatic valve, butterfly switch, the second Pneumatic valve, butterfly valve cylinder, aerofluxus butterfly valve, the second shuttle valve, block selecting
Cylinder and throttle control mechanism；
The air inlet P mouth of described gear selecting reversal valve connects with dynamical element, and the execution mouth A mouth of gear selecting reversal valve passes through two gas passages
Connecting with the rodless cavity of gear-selecting cylinder and the A mouth of the first shuttle valve respectively, the execution mouth B mouth of gear selecting reversal valve is divided by two gas passages
Do not connect with the rod chamber of gear-selecting cylinder and the C mouth of the first shuttle valve, the B mouth of the first shuttle valve and the control mouth K mouth of the first Pneumatic valve
Connection, the air inlet P mouth of the first Pneumatic valve connects with dynamical element, the execution mouth A mouth of the first Pneumatic valve and the A mouth of the second shuttle valve
Connection；
The air inlet P mouth of described butterfly switch connects with dynamical element, the execution mouth A mouth of butterfly switch and entering of the second Pneumatic valve
QI KOU P mouth connects, and the mouth A mouth that performs of the second Pneumatic valve connects with the rodless cavity of butterfly valve cylinder, the control mouth K mouth of the second Pneumatic valve
Connecting with the B mouth of the second shuttle valve, the piston rod of described butterfly valve cylinder is fixing with the handle of aerofluxus butterfly valve to be connected；
The air inlet P mouth of described throttle control mechanism connects with dynamical element, the execution mouth A mouth of throttle control mechanism and the second shuttle
The C mouth connection of valve.
Described dynamical element is gas bag.
Described throttle control mechanism includes that the gentle throttle of throttle cylinder, described gas and oil door have gas pedal, described throttle
The air inlet P mouth of the gas and oil door of controlling organization connects with dynamical element, the execution mouth A mouth of the gas and oil door of throttle control mechanism and
The C mouth connection of two shuttle valves, the rod chamber of described throttle cylinder connects with the execution mouth A mouth of gas and oil door.
Described throttle control mechanism includes throttle master cylinder, accelerator pedal mechanism, lubricating cup, hydraulic control air valve and throttle hydraulic cylinder,
The piston rod of described throttle master cylinder is fixing with the pedal of accelerator pedal mechanism to be connected, and described lubricating cup connects with the rodless cavity of throttle master cylinder
Logical and lubricating cup setting height(from bottom) on vehicle is higher than throttle master cylinder setting height(from bottom) on vehicle, the liquid of described throttle control mechanism
The air inlet P mouth of control air valve connects with dynamical element, the execution mouth A mouth of the hydraulic control air valve of throttle control mechanism and the second shuttle valve
C mouth connects, the rodless cavity of described throttle master cylinder by two oil passages respectively with rod chamber and the throttle control machine of throttle hydraulic cylinder
The control mouth K mouth connection of the hydraulic control air valve of structure.
Benefit of the invention is that: (1) due to step on the throttle when fuel oil sprays controlling organization time, entering of throttle control mechanism
QI KOU P mouth communicates with performing mouth A mouth, and the pressed gas in dynamical element enters rod chamber and the C of the second shuttle valve of throttle cylinder
Mouthful, throttle cylinder 1 action, vehicle accelerates.Pressed gas controls mouth K mouth through the second shuttle valve to the second Pneumatic valve simultaneously, makes second
Pneumatic valve can not be in on-state, and the air inlet P mouth of the i.e. second Pneumatic valve is not communicated with performing mouth A mouth, though at this moment operation butterfly
Threshold switch, can not make butterfly valve cylinder action, and aerofluxus butterfly valve can not close, and also cannot be exhausted braking.Therefore vehicle
Driving safety is high.(2), time due to vehicle extension neutral, the air inlet of gear selecting reversal valve is all not communicated with execution mouth A mouth and B mouth,
Pressed gas in dynamical element can not enter gear selecting reversal valve perform mouth A mouth or B mouth, can not be through the A mouth of the first shuttle valve
Or C mouth is to the control mouth K mouth of the first Pneumatic valve, such first Pneumatic valve is at on-state, the air inlet P mouth of the i.e. first Pneumatic valve
With perform mouth A mouth communicate, the pressed gas in dynamical element through the first Pneumatic valve, the second shuttle valve A mouth to the second Pneumatic valve
Controlling mouth K mouth, the air inlet P mouth of such second Pneumatic valve is not communicated with performing mouth A mouth, though at this moment operation butterfly switch, also
Can not make butterfly valve cylinder action, aerofluxus butterfly valve can not close, and also cannot be exhausted braking.Therefore the driving safety of vehicle
High.
Below in conjunction with accompanying drawing and the embodiment that is given, the present invention is further illustrated.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiments of the invention one；
Fig. 2 is the schematic diagram of embodiments of the invention two.
Detailed description of the invention
As shown in Figure 1 and Figure 2, the throttle of a kind of vehicle, gear, exhaust brake combined control system, its innovative point is:
Including dynamical element 1, gear selecting reversal valve the 2, first shuttle valve the 3, first Pneumatic valve 4, butterfly switch the 5, second Pneumatic valve 6, butterfly valve gas
Cylinder 7, aerofluxus butterfly valve the 8, second shuttle valve 9, gear-selecting cylinder 10 and throttle control mechanism 20；
The air inlet P mouth of described gear selecting reversal valve 2 connects with dynamical element 1, and the execution mouth A mouth of gear selecting reversal valve 2 passes through two gas
Passage connects with the rodless cavity of gear-selecting cylinder 10 and the A mouth of the first shuttle valve 3 respectively, and the execution mouth B mouth of gear selecting reversal valve 2 passes through two
Gas passage connects with the rod chamber of gear-selecting cylinder 10 and the C mouth of the first shuttle valve 3 respectively, the B mouth of the first shuttle valve 3 and the first Pneumatic valve
The control mouth K mouth connection of 4, the air inlet P mouth of the first Pneumatic valve 4 connects with dynamical element 1, the execution mouth A mouth of the first Pneumatic valve 4
Connect with the A mouth of the second shuttle valve 9；
The air inlet P mouth of described butterfly switch 5 connects with dynamical element 1, the execution mouth A mouth of butterfly switch 5 and the second Pneumatic valve 6
Air inlet P mouth connection, the second Pneumatic valve 6 perform mouth A mouth connect with the rodless cavity of butterfly valve cylinder 7, the control of the second Pneumatic valve 6
The B mouth connection of donsole K mouth and the second shuttle valve 9, the piston rod 7-1 of described butterfly valve cylinder 7 fixes with the handle 8-1 of aerofluxus butterfly valve 8
Connect；
The air inlet P mouth of described throttle control mechanism 20 connects with dynamical element 1, the execution mouth A mouth of throttle control mechanism 20 with
The C mouth connection of the second shuttle valve 9.
Described dynamical element 1 is gas bag.
Described throttle control mechanism 20 includes that the gentle throttle of throttle cylinder 11 12, described gas and oil door 12 have gas pedal
12-1, the air inlet P mouth of the gas and oil door 12 of described throttle control mechanism 20 connects with dynamical element 1, throttle control mechanism 20
The C mouth connection performing mouth A mouth and the second shuttle valve 9 of gas and oil door 12, the rod chamber of described throttle cylinder 11 is held with gas and oil door 12
Row mouth A mouth connects.P26716-0001 or P26716-000 that model is BOSCH-REXROTH of described gas and oil door 12.Throttle cylinder 11
Piston rod is fixing with the Oil Switch on vehicle to be connected.
Described throttle control mechanism 20 includes throttle master cylinder 13, accelerator pedal mechanism 14, lubricating cup 15, hydraulic control air valve 16 and oil
Door hydraulic cylinder 17, the piston rod 13-1 of described throttle the master cylinder 13 and pedal 14-1 of accelerator pedal mechanism 14 is fixing to be connected, described
Lubricating cup 15 connects with the rodless cavity of throttle master cylinder 13 and the lubricating cup 15 setting height(from bottom) on vehicle is higher than throttle master cylinder 13 at vehicle
On setting height(from bottom), the air inlet P mouth of the hydraulic control air valve 16 of described throttle control mechanism 20 connects with dynamical element 1, throttle control
The C mouth connection performing mouth A mouth and the second shuttle valve 9 of the hydraulic control air valve 16 of mechanism 20 processed, the rodless cavity of described throttle master cylinder 13 leads to
Cross two oil passages respectively with the control mouth K mouth of the rod chamber of throttle hydraulic cylinder 17 and the hydraulic control air valve 16 of throttle control mechanism 20 even
Logical.When the hydraulic oil in throttle master cylinder 13 reduces because of seepage, the hydraulic oil in lubricating cup 15 is under gravity to throttle master
Cylinder 13 supplements.The piston rod of throttle hydraulic cylinder 17 is fixing with the Oil Switch on vehicle to be connected.
Under normal circumstances, the second Pneumatic valve 6 is at on-state, the air inlet P mouth of the i.e. second Pneumatic valve 6 and execution mouth A mouth
Communicating, operation butterfly switch 5 can make butterfly valve cylinder 7 action, thus controls unlatching and the Guan Bi of aerofluxus butterfly valve 8.
During gas pedal 12-1 of gas and oil door 12 of controlling organization 20 of stepping on the throttle when fuel oil sprays, entering of gas and oil door 12
QI KOU P mouth communicates with performing mouth A mouth, and the pressed gas in dynamical element 1 enters rod chamber and second shuttle valve 9 of throttle cylinder 11
C mouth, throttle cylinder 11 action, vehicle accelerate.Pressed gas controls mouth K mouth through second shuttle valve the 9 to the second Pneumatic valve 6 simultaneously,
Make the second Pneumatic valve 6 can not in on-state, the air inlet P mouth of the i.e. second Pneumatic valve 6 with perform mouth A mouth be not communicated with, be at this moment
Making operation butterfly switch 5, can not make butterfly valve cylinder 7 action, aerofluxus butterfly valve 8 can not close, and also cannot be exhausted braking.
Therefore the driving safety of vehicle is high.
Step on the throttle when fuel oil sprays the pedal 14-1 of pedal gear 14 of controlling organization 20 time, the nothing of throttle master cylinder 13
The hydraulic oil in bar chamber is had pressure because compressing, and pressure oil enters rod chamber and the control of hydraulic control air valve 16 of throttle hydraulic cylinder 17
Donsole K mouth, throttle cylinder 11 action, vehicle accelerates.Hydraulic control air valve 16 action simultaneously makes air inlet P mouth communicate with performing mouth A mouth,
Pressed gas in dynamical element 1 controls mouth K mouth through hydraulic control air valve the 16, second shuttle valve the 9 to the second Pneumatic valve 6, makes the second gas
Control valve 6 can not be in on-state, and the air inlet P mouth of the i.e. second Pneumatic valve 6 is not communicated with performing mouth A mouth, though at this moment operation butterfly
Threshold switch 5, can not make butterfly valve cylinder 7 action, and aerofluxus butterfly valve 8 can not close, and also cannot be exhausted braking.Therefore vehicle
Driving safety high.
When vehicle is hung forward gear or retreats gear, the air inlet of gear selecting reversal valve 2 and execution mouth A mouth or execution mouth B mouth phase
Logical, the pressed gas in dynamical element 1 enters the control of the first Pneumatic valve 4 through the A mouth of gear selecting reversal valve the 2, first shuttle valve 3 or C mouth
Donsole K mouth, such first Pneumatic valve 4 can not be in on-state, the air inlet P mouth of the i.e. first Pneumatic valve 4 and execution mouth A mouth not phase
Logical, the pressed gas in dynamical element 1 can not through the control mouth K mouth of first Pneumatic valve the 4, second shuttle valve the 9 to the second Pneumatic valve 6,
The air inlet P mouth of such second Pneumatic valve 6 communicates with performing mouth A mouth, operates butterfly switch 5, can make butterfly valve cylinder 7 action, from
And control unlatching and the Guan Bi of aerofluxus butterfly valve 8.
When neutral hung by vehicle, the air inlet of gear selecting reversal valve 2 is all not communicated with execution mouth A mouth and B mouth, dynamical element 1
In pressed gas can not enter gear selecting reversal valve 2 perform mouth A mouth or B mouth, can not arrive through the A mouth of the first shuttle valve 3 or C mouth
The control mouth K mouth of the first Pneumatic valve 4, such first Pneumatic valve 4 in on-state, the air inlet P mouth of the i.e. first Pneumatic valve 4 with hold
Row mouth A mouth communicates, the pressed gas in dynamical element 1 through the A mouth of first Pneumatic valve the 4, second shuttle valve 9 to the second Pneumatic valve 6
Controlling mouth K mouth, the air inlet P mouth of such second Pneumatic valve 6 is not communicated with performing mouth A mouth, though at this moment operation butterfly switch 5,
Can not make butterfly valve cylinder 7 action, aerofluxus butterfly valve 8 can not close, and also cannot be exhausted braking.Therefore the traveling peace of vehicle
Quan Xinggao.
Claims (4)
1. the throttle of a vehicle, gear, exhaust brake combined control system, it is characterised in that: include dynamical element (1), choosing
Shelves reversal valve (2), the first shuttle valve (3), the first Pneumatic valve (4), butterfly switch (5), the second Pneumatic valve (6), butterfly valve cylinder (7),
Aerofluxus butterfly valve (8), the second shuttle valve (9), gear-selecting cylinder (10) and throttle control mechanism (20);Entering of described gear selecting reversal valve (2)
QI KOU P mouth connects with dynamical element (1), the execution mouth A mouth of gear selecting reversal valve (2) by two gas passages respectively with gear-selecting cylinder
(10) the A mouth connection of rodless cavity and the first shuttle valve (3), the execution mouth B mouth of gear selecting reversal valve (2) by two gas passages respectively with
The C mouth connection of the rod chamber of gear-selecting cylinder (10) and the first shuttle valve (3), the B mouth of the first shuttle valve (3) and the first Pneumatic valve (4)
Controlling the connection of mouth K mouth, the air inlet P mouth of the first Pneumatic valve (4) connects with dynamical element (1), the execution mouth of the first Pneumatic valve (4)
The A mouth connection of A mouth and the second shuttle valve (9)；
The air inlet P mouth of described butterfly switch (5) connects with dynamical element (1), the execution mouth A mouth of butterfly switch (5) and second
The air inlet P mouth connection of Pneumatic valve (6), the execution mouth A mouth of the second Pneumatic valve (6) connects with the rodless cavity of butterfly valve cylinder (7), the
The control mouth K mouth of two Pneumatic valves (6) and the B mouth connection of the second shuttle valve (9), the piston rod (7-1) of described butterfly valve cylinder (7) and row
The handle (8-1) of gas butterfly valve (8) is fixing to be connected；
The air inlet P mouth of described throttle control mechanism (20) connects with dynamical element (1), the execution mouth of throttle control mechanism (20)
The C mouth connection of A mouth and the second shuttle valve (9).
The throttle of vehicle the most according to claim 1, gear, exhaust brake combined control system, it is characterised in that: described
Dynamical element (1) is gas bag.
The throttle of vehicle the most according to claim 1, gear, exhaust brake combined control system, it is characterised in that: described
Throttle control mechanism (20) includes that throttle cylinder (11) gentle throttle (12), described gas and oil door (12) have gas pedal (12-
1), the air inlet P mouth of the gas and oil door (12) of described throttle control mechanism (20) connects with dynamical element (1), throttle control mechanism
(20) the C mouth connection of the execution mouth A mouth of gas and oil door (12) and the second shuttle valve (9), the rod chamber of described throttle cylinder (11) with
The execution mouth A mouth connection of gas and oil door (12).
The throttle of vehicle the most according to claim 1, gear, exhaust brake combined control system, it is characterised in that: described
Throttle control mechanism (20) includes throttle master cylinder (13), accelerator pedal mechanism (14), lubricating cup (15), hydraulic control air valve (16) and throttle
Hydraulic cylinder (17), the piston rod (13-1) of described throttle master cylinder (13) is fixing with the pedal (14-1) of accelerator pedal mechanism (14) even
Connecing, described lubricating cup (15) connects with the rodless cavity of throttle master cylinder (13) and the lubricating cup (15) setting height(from bottom) on vehicle is higher than throttle
The master cylinder (13) setting height(from bottom) on vehicle, the air inlet P mouth of the hydraulic control air valve (16) of described throttle control mechanism (20) is with dynamic
Power element (1) connects, and the execution mouth A mouth of the hydraulic control air valve (16) of throttle control mechanism (20) and the C mouth of the second shuttle valve (9) are even
Logical, the rodless cavity of described throttle master cylinder (13) by two oil passages respectively with rod chamber and the Throttle Opening Control of throttle hydraulic cylinder (17)
The control mouth K mouth connection of the hydraulic control air valve (16) of mechanism (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623135.2A CN106121831B (en) | 2016-08-02 | 2016-08-02 | A kind of throttle of vehicle, gear, exhaust brake combined control system |
| CN201810871497.2A CN108979869B (en) | 2016-08-02 | 2016-08-02 | Vehicle with a steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623135.2A CN106121831B (en) | 2016-08-02 | 2016-08-02 | A kind of throttle of vehicle, gear, exhaust brake combined control system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810871497.2A Division CN108979869B (en) | 2016-08-02 | 2016-08-02 | Vehicle with a steering wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106121831A true CN106121831A (en) | 2016-11-16 |
| CN106121831B CN106121831B (en) | 2018-10-26 |
Family
ID=57254642
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610623135.2A Active CN106121831B (en) | 2016-08-02 | 2016-08-02 | A kind of throttle of vehicle, gear, exhaust brake combined control system |
| CN201810871497.2A Expired - Fee Related CN108979869B (en) | 2016-08-02 | 2016-08-02 | Vehicle with a steering wheel |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810871497.2A Expired - Fee Related CN108979869B (en) | 2016-08-02 | 2016-08-02 | Vehicle with a steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106121831B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131061A (en) * | 2017-07-01 | 2017-09-05 | 刘剑 | The automatic exhaust braking of descending of vehicle |
| CN107859664A (en) * | 2017-11-10 | 2018-03-30 | 刘剑 | Walking and support oil cylinder linkage |
| CN108068620A (en) * | 2018-03-07 | 2018-05-25 | 朱明德 | A kind of accelerator stepping misoperation preventing safety device of vehicle |
| CN111963587A (en) * | 2020-09-03 | 2020-11-20 | 合肥中辰轻工机械有限公司 | Pneumatic control system and method of clutch |
| CN112026518A (en) * | 2018-01-28 | 2020-12-04 | 金福珍 | Vehicle accelerator control device and operating method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259584A (en) * | 2019-06-26 | 2019-09-20 | 刘剑 | The exhaust brake and accelerator linking device of vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131061A (en) * | 2017-07-01 | 2017-09-05 | 刘剑 | The automatic exhaust braking of descending of vehicle |
| CN107131061B (en) * | 2017-07-01 | 2020-05-15 | 诸暨市斌果科技有限公司 | Downhill automatic exhaust brake device for vehicle |
| CN107859664A (en) * | 2017-11-10 | 2018-03-30 | 刘剑 | Walking and support oil cylinder linkage |
| CN112026518A (en) * | 2018-01-28 | 2020-12-04 | 金福珍 | Vehicle accelerator control device and operating method thereof |
| CN108068620A (en) * | 2018-03-07 | 2018-05-25 | 朱明德 | A kind of accelerator stepping misoperation preventing safety device of vehicle |
| CN108068620B (en) * | 2018-03-07 | 2020-09-04 | 台州市黄岩秋园模具有限公司 | Vehicle safety device for preventing mistaken stepping on accelerator |
| CN111963587A (en) * | 2020-09-03 | 2020-11-20 | 合肥中辰轻工机械有限公司 | Pneumatic control system and method of clutch |
| CN111963587B (en) * | 2020-09-03 | 2021-12-07 | 合肥中辰轻工机械有限公司 | Pneumatic control system and method of clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108979869A (en) | 2018-12-11 |
| CN108979869B (en) | 2020-06-30 |
| CN106121831B (en) | 2018-10-26 |
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Effective date of registration: 20180911 Address after: 221300 No. 22, Fuxing Road West, industrial park, Pizhou, Xuzhou, Jiangsu Applicant after: Jiangsu Runyang Auto Parts Manufacturing Co., Ltd. Address before: 264000 Fuqing street, 16-2 District, Yantai, Shandong Applicant before: Zhu Mingde |
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