CN108859651A - Hydraulic suspension system, hydraulic elements and vehicle - Google Patents
Hydraulic suspension system, hydraulic elements and vehicle Download PDFInfo
- Publication number
- CN108859651A CN108859651A CN201710323102.0A CN201710323102A CN108859651A CN 108859651 A CN108859651 A CN 108859651A CN 201710323102 A CN201710323102 A CN 201710323102A CN 108859651 A CN108859651 A CN 108859651A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- strainer
- cup
- orifice valve
- valve
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/06—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/83—Type of interconnection
- B60G2204/8304—Type of interconnection using a fluid
Abstract
The present invention relates to hydraulic suspension system, Hydraulic Elements and the vehicles in vehicular field；Hydraulic suspension system includes Hydraulic Elements, Hydraulic Elements include hydraulic cylinder, accumulator and orifice valve, Hydraulic Elements have the actuator port for connecting with the hydraulic circuit in hydraulic suspension system, and all working oil port of at least one Hydraulic Elements is equipped with the filter structure for being filtered to the impurity in hydraulic circuit.In use process, after the impurity generated in the Hydraulic Elements for being equipped with filter structure, the impurity of generation can be isolated in the Hydraulic Elements, without entering hydraulic circuit, will not be damaged to the Hydraulic Elements of other in hydraulic system；Compared with the prior art, solve the problems, such as that existing hydraulic suspension system does not protect the Hydraulic Elements in system, hydraulic suspension system is safer.
Description
Technical field
The present invention relates to hydraulic suspension system, Hydraulic Elements and the vehicles in vehicular field.
Background technique
Hydraulic interconnection suspension system is a kind of hydraulic system of non-linear roll stiffness of achievable vehicle suspension；Common liquid
Pressure interconnection suspension system, as shown in Figure 1, include two front wheels hydraulic cylinder 6a for being arranged between automobile front-axle and vehicle body and
6b, the two trailing wheel hydraulic cylinde 7a and 7b for being arranged between vehicle rear axle and vehicle body.The rodless cavity of front-wheel hydraulic cylinder 6a passes through pipe
Road 8 is connected to the rod chamber of the 6b of front-wheel hydraulic cylinder, and the rod chamber of front-wheel hydraulic cylinder 6a passes through the 6b of pipeline 9 and front-wheel hydraulic cylinder
Rodless cavity connection；The rodless cavity of trailing wheel hydraulic cylinde 7a is connected by pipeline 10 with the rod chamber of trailing wheel hydraulic cylinde 7b, rear-wheel
The rod chamber of hydraulic cylinder 7a is connected to by pipeline 11 with the rodless cavity of trailing wheel hydraulic cylinde 7b；Pipeline 8 passes through pipeline 12 and pipeline 11
Connection, and pipeline 12 is equipped with accumulator 14；Pipeline 9 is connected to by pipeline 13 with pipeline 10, and pipeline 13 is equipped with accumulator 14.
Close to each hydraulic cylinder works hydraulic fluid port and being equipped with orifice valve 15 with the position of accumulator actuator port in hydraulic circuit, these dampings
The spool of valve 15 is easy endurance failure and generates impurity in oil liquid reciprocatory movement.
Hydraulic interconnection suspension system is very high to oil cleanliness and sealing requirements, when hydraulic system is impacted,
In fallible component in some Hydraulic Elements be more easily damaged, after vulnerable part is destroyed, the impurity to fall off from vulnerable part enters
After hydraulic circuit, it can be entered with hydraulic circuit in the Hydraulic Elements of some keys, such as hydraulic cylinder, accumulator；Described is miscellaneous
Matter is easy to damage the leakproofness even functionality of hydraulic cylinder, accumulator, serious that system function is caused to lose；It is existing
Hydraulic suspension system above-mentioned Hydraulic Elements are not protected in response to this problem, vehicle be used for a long time system there are hidden danger.
Summary of the invention
The purpose of the present invention is to provide a kind of hydraulic suspension systems, to solve existing hydraulic suspension system not to liquid
The problem of Hydraulic Elements in laminated suspension system are protected well；The object of the invention is also to provide in the hydraulic suspension
Hydraulic Elements used in system；The object of the invention is also to provide a kind of vehicles using the hydraulic suspension system.
To achieve the above object, the first technical solution of hydraulic suspension system of the invention is：Hydraulic suspension system packet
Include Hydraulic Elements, Hydraulic Elements include hydraulic cylinder, accumulator and orifice valve, Hydraulic Elements have for in hydraulic suspension system
Hydraulic circuit connection actuator port, all working oil port of at least one Hydraulic Elements is equipped with for hydraulic circuit
In the filter structure that is filtered of impurity.
Second of technical solution of hydraulic suspension system of the invention be：The first of hydraulic suspension system according to the present invention
Hydraulic suspension system described in kind technical solution, the filter structure are strainer.
The third technical solution of hydraulic suspension system of the invention is：The second of hydraulic suspension system according to the present invention
Hydraulic suspension system described in kind technical solution, the valve chamber that there is the orifice valve radial dimension to be greater than orifice valve import and export,
The strainer is arranged in the import and export of orifice valve close to the position of orifice valve valve chamber and strainer protrudes into valve chamber.
4th kind of technical solution of hydraulic suspension system of the invention be：The second of hydraulic suspension system according to the present invention
Or hydraulic suspension system described in the third technical solution, the strainer are cup-like structure, the wall of cup of cup-like structure and work
The inner wall of hydraulic fluid port is adapted, and the filter opening of strainer is arranged in the bottom of a cup of cup-like structure.
5th kind of technical solution of hydraulic suspension system of the invention be：The 4th of hydraulic suspension system according to the present invention
Hydraulic suspension system described in technical solution is planted, is equipped at the rim of a cup of the cup-like structure and turns edge outside, the working oil of orifice valve
The inner wall of mouth is equipped with for turning edge with the outer of strainer along the block platform of orifice valve axial direction block cooperation, and orifice valve further includes being used for
The pressure ring of strainer abjection is prevented, is equipped with and supplies backwards to the side of orifice valve valve chamber in block platform on the inner wall of the actuator port of orifice valve
The card slot of the pressure ring installation.
The first technical solution of Hydraulic Elements of the invention is：Hydraulic Elements have for in hydraulic suspension system
The actuator port of hydraulic circuit connection is equipped on the actuator port for being filtered to the impurity in hydraulic circuit
Filter structure.
Second of technical solution of Hydraulic Elements of the invention be：The first technical side of Hydraulic Elements according to the present invention
Hydraulic Elements described in case, the filter structure are strainer.
The third technical solution of Hydraulic Elements of the invention is：Second of technical side of Hydraulic Elements according to the present invention
Hydraulic Elements described in case, the Hydraulic Elements are orifice valve, and there is orifice valve radial dimension to be greater than orifice valve import and export
Valve chamber, the strainer is arranged in the import and export of orifice valve close to the position of orifice valve valve chamber and strainer protrudes into valve chamber.
4th kind of technical solution of Hydraulic Elements of the invention be：The second of Hydraulic Elements according to the present invention or the third
Hydraulic Elements described in technical solution, the strainer are cup-like structure, the inner wall phase of the wall of cup and actuator port of cup-like structure
Adaptation, the filter opening of strainer are arranged in the bottom of a cup of cup-like structure.
5th kind of technical solution of Hydraulic Elements of the invention be：4th kind of technical side of Hydraulic Elements according to the present invention
Hydraulic Elements described in case are equipped at the rim of a cup of the cup-like structure and turn edge outside, set on the inner wall of the actuator port of orifice valve
Have for turning edge with the outer of strainer along the block platform of orifice valve axial direction block cooperation, orifice valve further includes for preventing strainer from deviating from
Pressure ring, be equipped in block platform backwards to the side of orifice valve valve chamber on the inner wall of the actuator port of orifice valve and installed for the pressure ring
Card slot.
The first technical solution of vehicle of the invention is：Vehicle includes hydraulic suspension system, and hydraulic suspension system includes
Hydraulic Elements, Hydraulic Elements include hydraulic cylinder, accumulator and orifice valve, Hydraulic Elements have for in hydraulic suspension system
The actuator port of hydraulic circuit connection, all working oil port of at least one Hydraulic Elements are equipped with for in hydraulic circuit
The filter structure that is filtered of impurity.
Second of technical solution of vehicle of the invention be：Vehicle described in the first technical solution according to the present invention,
The filter structure is strainer.
The third technical solution of vehicle of the invention is：Vehicle described in second of technical solution according to the present invention,
The orifice valve have radial dimension be greater than orifice valve import and export valve chamber, the strainer be arranged in orifice valve into and out of
Mouthful in close to orifice valve valve chamber position and strainer protrude into valve chamber.
4th kind of technical solution of vehicle of the invention be：According to the present invention second or the third technical solution described in
Vehicle, the strainer are cup-like structure, and the wall of cup of cup-like structure is adapted with the inner wall of actuator port, the filter opening setting of strainer
In the bottom of a cup of cup-like structure.
5th kind of technical solution of vehicle of the invention be：Vehicle described in 4th kind of technical solution according to the present invention,
It is equipped at the rim of a cup of the cup-like structure and turns edge outside, the inner wall of the actuator port of orifice valve with strainer equipped with for turning up
Along the block platform along the cooperation of orifice valve axial direction block, orifice valve further includes the pressure ring for preventing strainer from deviating from, the work of orifice valve
Make to be equipped with the card slot installed for the pressure ring backwards to the side of orifice valve valve chamber in block platform on the inner wall of hydraulic fluid port.
The beneficial effect of hydraulic suspension system of the invention is：Hydraulic suspension system includes hydraulic cylinder, accumulator and damping
Valve is equipped with filter structure on all working hydraulic fluid port of at least one of hydraulic cylinder, accumulator and orifice valve；Use process
In, after the impurity generated in the Hydraulic Elements for being equipped with filter structure, the impurity of generation can be isolated in the Hydraulic Elements, and
Hydraulic circuit will not be entered, the Hydraulic Elements of other in hydraulic system will not be damaged；Compared with the prior art, it solves
The problem of existing hydraulic suspension system is not protected the Hydraulic Elements in system, hydraulic suspension system is more pacified
Entirely.
Further, filter structure is strainer, the valve chamber that there is orifice valve radial dimension to be greater than orifice valve import and export, filter
Net is arranged in orifice valve import and export and is projected on the inside of valve chamber；After generating impurity in orifice valve, since strainer extend into resistance
In the valve chamber of Buddhist nun's valve, the interval between orifice valve outer wall and the inner wall of valve chamber is larger, and the impurity in valve chamber is difficult in strainer side wall
Place's accumulation, strainer are not easy to be blocked.
Further, strainer is cup-like structure, is equipped at the rim of a cup of cup-like structure and turns edge outside, the actuator port of orifice valve
Inner wall is equipped with for the block platform with the block cooperation of turning up on strainer, is carried out anticreep to orifice valve with pressure ring and is fixed, will press
Ring, which removes, to take out strainer, and strainer is convenient for disassembly and assembly, be easily changed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing hydraulic suspension system；
Fig. 2 is the structural schematic diagram of the orifice valve in the specific embodiment of hydraulic suspension system of the invention；
Fig. 3 is the structural schematic diagram of the hydraulic cylinder in the specific embodiment of hydraulic suspension system of the invention；
Fig. 4 is the enlarged drawing at the A in Fig. 3.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of hydraulic suspension system of the invention, as shown in Figures 2 to 4, hydraulic suspension system include hydraulic
Cylinder 5, orifice valve and accumulator are not shown in each figure of the structure of accumulator, each hydraulic in the hydraulic suspension in the present embodiment
The arrangement form of element be it is in the prior art any one, be no longer described in detail herein.
Orifice valve includes valve body 1, and valve body 1 includes upper valve body 11 and lower valve body 12, the column at 12 docking of valve body 11 and valve body
The valve chamber of shape space formation orifice valve；Core assembly 2 is arranged in the valve chamber of orifice valve, and core assembly 2 is the prior art.
The lower end of upper valve body 11 is equipped with interior step 111, and the upper end of lower valve body 12 is equipped with outer step 121, and outer step 121 can insert
Enter into interior step 111, core assembly 2 is folded between inside and outside step.
The upper end of upper valve body 11 is equipped with upper actuator port 112, and the lower end of lower valve body 12 is equipped with lower actuator port 122, upper work
Make to be equipped on the outer wall of the upper and lower actuator port 122 of 112 outer wall of hydraulic fluid port for connecting with hydraulic circuit in hydraulic suspension system
Connection structure.
The filtering for preventing the impurity in orifice valve from flowing out is equipped in upper actuator port 112 and lower actuator port 122
Device, the filter device include strainer 3 and for 3 block of strainer cooperate to prevent strainer 3 from falling off from orifice valve
Pressure ring 4.
Strainer 3 is cup-shaped structure, and there are two strainers 3, respectively strainer 3a and strainer 3b；Pressure ring 4 is circumferentially to be compressed
Elastic pressure ring, there are two pressure rings 4, respectively pressure ring 4a and pressure ring 4b.
The wall of cup of the cup-like structure of strainer 3 is adapted with the internal diameter of two actuator ports of orifice valve, the cup-like structure of strainer 3
Rim of a cup at be equipped with and turn edge outside, the filter opening of strainer 3 is arranged in the bottom of a cup of cup structure, and the bottom of a cup of strainer 3 is towards orifice valve
The arcuate structure of inner bulge.
It is respectively equipped on the inner wall of the upper and lower actuator port 122 of the inner wall of upper actuator port 112 for the corresponding insertion of strainer 3
Slot, the cell wall of slot are equipped with the block platform for cooperating with corresponding strainer 3 along orifice valve axial direction block；On the cell wall of slot
The card slot installed for pressure ring 4 is equipped with backwards to the side of spool 2 in block platform.
When strainer 3 is installed in place in two actuator ports of orifice valve, the bottom of a cup of the cup-like structure of strainer 3 extend into resistance
In the valve chamber of Buddhist nun's valve；After generating impurity in orifice valve, due to the interval between the outer peripheral surface of strainer 3 and the inner wall of orifice valve valve chamber
Larger, the impurity in orifice valve is not easy to accumulate near strainer 3, and strainer 3 is not easy to be blocked.
Orifice valve is connected in the hydraulic circuit of hydraulic suspension system, when vulnerable part is destroyed in orifice valve, from easy
On damage part the impurity that falls off because can not two strainers 3 in the actuator port by orifice valve be isolated in orifice valve；It avoids
Impurity enters other components in hydraulic system, such as hydraulic cylinder, accumulator, and the problem of damage to other components.
Further, as shown in figure 3, hydraulic cylinder 5 includes cylinder body 51 and the guide sleeve 52, the piston rod that are arranged in cylinder body 51
53；The side wall of cylinder body 1 is equipped with the actuator port that the rod chamber being respectively used at two with cylinder body 1 and rodless cavity are connected to, each work
Strainer 3 and pressure ring 4 are equipped with as oil port.
It is equipped with the concave station for being correspondingly connected with 54 installation of set in the periphery of hydraulic fluid port on cylinder body 1, connector sleeve 54 are located in concave station,
And the lower end surface of connector sleeve 54 is docked with cylinder body 1.
The lower end surface of connector sleeve 54 is equipped with the interior step installed for strainer 3 and pressure ring 4, and outer on strainer 3 is turned edge and pressed
Ring 4 is folded between the step surface of the interior step of connector sleeve 54 and the outer wall of cylinder body 51, and strainer 3 is clamped and fixed.
Hydraulic cylinder 5 is isolated with hydraulic circuit by strainer 3, impurity can be also generated in hydraulic cylinder 5, such as from piston rod
The impurity to fall off on sealing element；Hydraulic cylinder 5 is isolated with two strainers 3, the impurity generated in hydraulic cylinder 5 can not be prevented by strainer
Only the impurity in hydraulic cylinder 5 enters other components and damages to other components.
It in other embodiments, can also be only in wherein one or two in orifice valve, hydraulic cylinder and accumulator
Filter structure is set on all working hydraulic fluid port.
In other embodiments, filter cartridge construction or electromagnetic separation structure also can be set into filter structure.
In other embodiments, the valve body of strainer and orifice valve can also be arranged integrated by techniques such as injection moldings
Structure.
The specific embodiment of Hydraulic Elements of the invention, the structure of Hydraulic Elements and the hydraulic suspension system of aforementioned present invention
Any embodiment in hydraulic cylinder or orifice valve or accumulator structure it is identical, therefore, repeat no more.
The specific embodiment of vehicle of the invention, vehicle include hydraulic suspension system, the hydraulic suspension system in the present embodiment
Any embodiment of the hydraulic suspension system of the structure and aforementioned present invention of system it is identical, therefore, repeat no more.
Claims (15)
1. hydraulic suspension system, including Hydraulic Elements, Hydraulic Elements include hydraulic cylinder, accumulator and orifice valve, Hydraulic Elements tool
There is the actuator port for connecting with the hydraulic circuit in hydraulic suspension system, it is characterised in that：At least one Hydraulic Elements
All working oil port is equipped with the filter structure for being filtered to the impurity in hydraulic circuit.
2. hydraulic suspension system according to claim 1, it is characterised in that：The filter structure is strainer.
3. hydraulic suspension system according to claim 2, it is characterised in that：The orifice valve is greater than with radial dimension
The valve chamber of orifice valve import and export, the strainer are arranged in the import and export of orifice valve close to the position of orifice valve valve chamber and filter
Net protrudes into valve chamber.
4. hydraulic suspension system according to claim 2 or 3, it is characterised in that：The strainer is cup-like structure, cup-shaped
The wall of cup of structure is adapted with the inner wall of actuator port, and the filter opening of strainer is arranged in the bottom of a cup of cup-like structure.
5. hydraulic suspension system according to claim 4, it is characterised in that：It is equipped at the rim of a cup of the cup-like structure outer
It turns edge, the inner wall of the actuator port of orifice valve is equipped with for turning edge with the outer of strainer along the block of orifice valve axial direction block cooperation
Platform, orifice valve further include the pressure ring for preventing strainer from deviating from, and are hindered backwards on the inner wall of the actuator port of orifice valve in block platform
The side of Buddhist nun's valve valve chamber is equipped with the card slot for pressure ring installation.
6. Hydraulic Elements, Hydraulic Elements have the actuator port for connecting with the hydraulic circuit in hydraulic suspension system, special
Sign is：The filter structure for being filtered to the impurity in hydraulic circuit is equipped on the actuator port.
7. Hydraulic Elements according to claim 6, it is characterised in that：The filter structure is strainer.
8. Hydraulic Elements according to claim 7, it is characterised in that：The Hydraulic Elements are orifice valve, orifice valve tool
There is radial dimension to be greater than the valve chamber of orifice valve import and export, the strainer is arranged in the import and export of orifice valve close to orifice valve
The position of valve chamber and strainer protrudes into valve chamber.
9. Hydraulic Elements according to claim 7 or 8, it is characterised in that：The strainer is cup-like structure, cup-like structure
Wall of cup be adapted with the inner wall of actuator port, the filter opening of strainer is arranged in the bottom of a cup of cup-like structure.
10. Hydraulic Elements according to claim 9, it is characterised in that：It is equipped with and turns up at the rim of a cup of the cup-like structure
Edge, the inner wall of the actuator port of orifice valve are equipped with for turning edge with the outer of strainer along the block of orifice valve axial direction block cooperation
Platform, orifice valve further include the pressure ring for preventing strainer from deviating from, and are hindered backwards on the inner wall of the actuator port of orifice valve in block platform
The side of Buddhist nun's valve valve chamber is equipped with the card slot for pressure ring installation.
11. vehicle, including hydraulic suspension system, hydraulic suspension system includes Hydraulic Elements, and Hydraulic Elements include hydraulic cylinder, accumulation of energy
Device and orifice valve, Hydraulic Elements have the actuator port for connecting with the hydraulic circuit in hydraulic suspension system, and feature exists
In：The all working oil port of at least one Hydraulic Elements is equipped with the filtering for being filtered to the impurity in hydraulic circuit
Structure.
12. vehicle according to claim 11, it is characterised in that：The filter structure is strainer.
13. vehicle according to claim 12, it is characterised in that：There is the orifice valve radial dimension to be greater than orifice valve
The valve chamber of import and export, the strainer is arranged in the import and export of orifice valve close to the position of orifice valve valve chamber and strainer protrudes
Into valve chamber.
14. vehicle according to claim 12 or 13, it is characterised in that：The strainer is cup-like structure, cup-like structure
Wall of cup be adapted with the inner wall of actuator port, the filter opening of strainer is arranged in the bottom of a cup of cup-like structure.
15. vehicle according to claim 14, it is characterised in that：It is equipped at the rim of a cup of the cup-like structure and turns edge outside,
The inner wall of the actuator port of orifice valve is equipped with for turning edge with the outer of strainer along the block platform of orifice valve axial direction block cooperation, resistance
Buddhist nun's valve further includes the pressure ring for preventing strainer from deviating from, in block platform backwards to orifice valve valve on the inner wall of the actuator port of orifice valve
The side of chamber is equipped with the card slot for pressure ring installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323102.0A CN108859651A (en) | 2017-05-09 | 2017-05-09 | Hydraulic suspension system, hydraulic elements and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323102.0A CN108859651A (en) | 2017-05-09 | 2017-05-09 | Hydraulic suspension system, hydraulic elements and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108859651A true CN108859651A (en) | 2018-11-23 |
Family
ID=64287549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710323102.0A Withdrawn CN108859651A (en) | 2017-05-09 | 2017-05-09 | Hydraulic suspension system, hydraulic elements and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108859651A (en) |
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| JPH0379417A (en) * | 1989-08-22 | 1991-04-04 | Toyota Motor Corp | Suspension controller |
| WO2000009352A1 (en) * | 1998-08-13 | 2000-02-24 | Birrana Engineering Pty. Ltd. | Improved hydraulic suspension system |
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| ATA61499A (en) * | 1999-04-07 | 2003-03-15 | Weber Guenter | FLUID INTAKE PART |
| US20030201418A1 (en) * | 2002-04-24 | 2003-10-30 | Hyundai Mobis, Co., Ltd. | Anti-lock brake equipment solenoid valve |
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| CN204037280U (en) * | 2014-08-06 | 2014-12-24 | 常州万安汽车部件科技有限公司 | Vehicle suspension system and self-propelled vehicle |
| CN104819334A (en) * | 2015-04-30 | 2015-08-05 | 华中科技大学无锡研究院 | Pilot type membrane electromagnetic switch valve |
| CN205479682U (en) * | 2016-01-06 | 2016-08-17 | 周丐社 | Prevent hydrovalve of fluid pollution |
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- 2017-05-09 CN CN201710323102.0A patent/CN108859651A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0379417A (en) * | 1989-08-22 | 1991-04-04 | Toyota Motor Corp | Suspension controller |
| WO2000009352A1 (en) * | 1998-08-13 | 2000-02-24 | Birrana Engineering Pty. Ltd. | Improved hydraulic suspension system |
| ATA61499A (en) * | 1999-04-07 | 2003-03-15 | Weber Guenter | FLUID INTAKE PART |
| WO2002027211A2 (en) * | 2000-09-28 | 2002-04-04 | Graeme K Robertson | Suspension system |
| US20030201418A1 (en) * | 2002-04-24 | 2003-10-30 | Hyundai Mobis, Co., Ltd. | Anti-lock brake equipment solenoid valve |
| CN201348072Y (en) * | 2009-02-06 | 2009-11-18 | 苏荣华 | High pressure large flow safety valve |
| CN203442288U (en) * | 2013-08-06 | 2014-02-19 | 吉林东光奥威汽车制动系统有限公司 | Solenoid valve for automobile braking system |
| CN103879254A (en) * | 2014-03-20 | 2014-06-25 | 徐光中 | Vehicle suspension unit and interconnection suspension system |
| CN204037280U (en) * | 2014-08-06 | 2014-12-24 | 常州万安汽车部件科技有限公司 | Vehicle suspension system and self-propelled vehicle |
| CN104819334A (en) * | 2015-04-30 | 2015-08-05 | 华中科技大学无锡研究院 | Pilot type membrane electromagnetic switch valve |
| CN205479682U (en) * | 2016-01-06 | 2016-08-17 | 周丐社 | Prevent hydrovalve of fluid pollution |
| CN106523569A (en) * | 2017-01-12 | 2017-03-22 | 常州万安汽车部件科技有限公司 | Oil gas damping system |
| CN207311036U (en) * | 2017-05-09 | 2018-05-04 | 郑州宇通客车股份有限公司 | A kind of hydraulic suspension system, Hydraulic Elements and vehicle |
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