CN204037282U - Vehicle suspension system and self-propelled vehicle - Google Patents
Vehicle suspension system and self-propelled vehicle Download PDFInfo
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- CN204037282U CN204037282U CN201420483115.6U CN201420483115U CN204037282U CN 204037282 U CN204037282 U CN 204037282U CN 201420483115 U CN201420483115 U CN 201420483115U CN 204037282 U CN204037282 U CN 204037282U
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Abstract
Present disclose provides a kind of vehicle suspension system, comprising: hydraulic actuating cylinder, be connected between wheel set and vehicle body; Pressure regulating unit; Hydraulic power unit; Hydraulic circuit, it is communicated with hydraulic actuating cylinder, pressure regulating unit and hydraulic power unit; Energy storage, is arranged in hydraulic circuit; Time relay, electrical connection pressure regulating unit and hydraulic power unit; Fuel tank, is communicated with pressure regulating unit and hydraulic power unit.The disclosure additionally provides a kind of self-propelled vehicle, and it has any one vehicle suspension system above-mentioned.The subjective requirement of the different situation that the disclosure can travel according to vehicle and chaufeur, regulates the operation pressure of hydraulic suspension system, thus changes the stiffness parameters of suspension system.
Description
Technical field
The utility model belongs to vehicle structure field, in particular to vehicle suspension system and self-propelled vehicle.
Background technology
Suspension is as the load transfer device between vehicle bridge and vehicle frame, and its application force has an impact to the ground connection property of tire and body vibrations, and then has influence on handling stability and the riding comfort of car load.
The passive suspension system of current application comprises steel spring, coil spring, torsion bar spring and air bellow etc., and generally, the bodywork height change caused by load change and the change of the vehicle body state such as inclination, pitching in travelling also increase.But after being suspended in and designing of correlation technique, its rigidity can not change according to above-mentioned change.
Utility model content
The purpose of this utility model is to provide vehicle suspension system and self-propelled vehicle, to solve the above problems.
Embodiments provides a kind of vehicle suspension system of the present utility model, comprising: hydraulic actuating cylinder, be connected between wheel set and vehicle body; Pressure regulating unit; Hydraulic power unit; Hydraulic circuit, it is communicated with hydraulic actuating cylinder, pressure regulating unit and hydraulic power unit; Energy storage, is arranged in hydraulic circuit; Time relay, electrical connection pressure regulating unit and hydraulic power unit; Fuel tank, is communicated with pressure regulating unit and hydraulic power unit.
Preferably, pressure regulating unit comprises: electromagnetic valve and by pass valve, and the control end of time relay electrical connection electromagnetic valve, electromagnetic valve is communicated with between by pass valve in hydraulic circuit and fuel tank, and by pass valve is communicated with between electromagnetic valve and fuel tank.
Preferably, electromagnetic valve is normally closed Solenoid ball valve.
Preferably, hydraulic power unit comprises: pump and motor, and controller electrical connection motor, motor pivotal joint pump, pump and by pass valve are all communicated with between electromagnetic valve and fuel tank.
Preferably, hydraulic power unit comprises: pump, manual by pass valve and motor, time relay electrical connection motor, motor pivotal joint pump, the two ends that pump and by pass valve are all communicated with between electromagnetic valve with fuel tank, manual by pass valve is communicated with pump.
Preferably, also comprise in above-mentioned vehicle suspension system: Pattern Select Switch, the control end of electrical connection electromagnetic valve and motor.
Preferably, Pattern Select Switch is adjustable selected mode button.
Preferably, adjustable selected mode button is arranged near automobile driving cabin gauge panel.
In embodiment of the present utility model, additionally provide a kind of self-propelled vehicle, it has any one vehicle suspension system above-mentioned.
The subjective requirement of the different situation that the utility model can travel according to vehicle and chaufeur, regulates the operation pressure of hydraulic suspension system, thus changes the stiffness parameters of suspension system.
Should be understood that, it is only exemplary that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification sheets and to form the part of this specification sheets, shows and meets embodiment of the present utility model, and is used from specification sheets one and explains principle of the present utility model.
Fig. 1 shows the schematic diagram of the vehicle suspension system according to the utility model embodiment;
Fig. 2 shows the schematic diagram of the vehicle suspension system according to the utility model preferred embodiment;
Fig. 3 shows the schematic diagram of the vehicle suspension system according to another preferred embodiment of the utility model;
Fig. 4 shows the workflow diagram of the vehicle suspension system according to the utility model preferred embodiment;
Fig. 5 shows the workflow diagram of the vehicle suspension system according to the utility model preferred embodiment.
Detailed description of the invention
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Fig. 1 shows the schematic diagram of the vehicle suspension system according to the utility model embodiment, and this system comprises: hydraulic actuating cylinder 100, is connected between wheel set and vehicle body; Pressure regulating unit 200; Hydraulic power unit 300; Hydraulic circuit 400, it is communicated with hydraulic actuating cylinder 100, pressure regulating unit 200 and hydraulic power unit 300; Energy storage 500, is arranged in hydraulic circuit 400; Time relay 600, electrical connection pressure regulating unit 200 and hydraulic power unit 300; Fuel tank 700, is communicated with pressure regulating unit 200 and hydraulic power unit 300.
The utility model has set up the pressure regulating unit of control presssure in the suspension system of routine, and the different situation that can travel according to vehicle and the subjective requirement of chaufeur, regulate the operation pressure of hydraulic suspension system, thus change the stiffness parameters of suspension system.
Preferably, pressure regulating unit comprises: electromagnetic valve and by pass valve, and the control end of time relay electrical connection electromagnetic valve, electromagnetic valve is communicated with between by pass valve in hydraulic circuit and fuel tank, and by pass valve is communicated with between electromagnetic valve and fuel tank.
This gives a kind of implementation structure of pressure regulating unit, time relay carrys out Controlling solenoid valve, without the need to the controller of complexity, simple, with low cost, respond well.
Preferably, hydraulic power unit comprises: pump and motor, and controller electrical connection motor, motor pivotal joint pump, pump and by pass valve are all communicated with between electromagnetic valve and fuel tank.Utilize motor and pump, the control of controller can be accepted, buy oil in hydraulic circuit.
Preferably, hydraulic power unit comprises: pump, manual by pass valve and motor, time relay electrical connection motor, and motor pivotal joint pump, pump and by pass valve are all communicated with between by pass valve and hydraulic circuit, and manual by pass valve is communicated with the two ends of pump.
Manual by pass valve manually can set oil pressure relief in advance, thus can be used for protecting motor, in case the hypertonia that oil pipe blocking etc. cause burns out motor.
This gives a kind of implementation structure of hydraulic power unit, time relay controls motor, without the need to the controller of complexity, simple, with low cost, respond well.
Preferably, vehicle suspension system also comprises: Pattern Select Switch, the control end of electrical connection electromagnetic valve and motor.It can select various pattern, suspension stiffnesses corresponding different respectively.Such as corresponding soft mode formula, then for the pressure of hydraulic circuit is set to 1MPA; Pattern in correspondence, then for the pressure of hydraulic circuit is set to 2MPA; Corresponding die formula, then for the pressure of hydraulic circuit is set to 3MPA.
The direct Land use models select switch of the present embodiment comes Controlling solenoid valve and motor, without the need to the controller of complexity, simple, with low cost, respond well.
Preferably, by pass valve is multiple manual by pass valves, and it is respectively equipped with different pressure, and electromagnetic valve is multiple, is communicated with each by pass valve respectively.
The present embodiment directly carrys out corresponding multiple different pattern by arranging multiple by pass valve, thus without the need to the control circuit of complexity, by pass valve also can directly adopt manual by pass valve, simple, with low cost, respond well.
Fig. 2 shows the schematic diagram of the vehicle suspension system according to the utility model preferred embodiment.
As shown in Figure 2, hydraulic circuit 400 comprises the first branch road 402 and the second branch road 404; Hydraulic actuating cylinder comprises multiple hydraulic actuating cylinder 112,114,116,118, its rod chamber is supported on wheel set, be divided into two groups, first group of hydraulic actuating cylinder 114,118 is connected to left side between each wheel set and vehicle body, and second group of hydraulic actuating cylinder 112,116 is connected to right side between each wheel set and vehicle body; First branch road 402 is communicated with the rodless cavity of first group of hydraulic actuating cylinder 114,118 and the rod chamber of second group of hydraulic actuating cylinder 112,116, and the second branch road 404 is communicated with the rod chamber of first group of hydraulic actuating cylinder 114,118 and the rodless cavity of second group of hydraulic actuating cylinder 112,116; Multiple energy storage 502,504, it is divided into two groups, and first group of energy storage 502 is arranged in the first branch road 402, and second group of energy storage 504 is arranged in the second branch road 404.
Fig. 3 shows the schematic diagram of the vehicle suspension system according to another preferred embodiment of the utility model.
As shown in Figure 3, hydraulic circuit 400 comprises the first branch road 402 and the second branch road 404; Hydraulic actuating cylinder comprises multiple hydraulic actuating cylinder 112,114,116,118, its rodless cavity is supported on wheel set, be divided into two groups, first group of hydraulic actuating cylinder 114,118 is connected to left side between each wheel set and vehicle body, and second group of hydraulic actuating cylinder 112,116 is connected to right side between each wheel set and vehicle body; First branch road 402 is communicated with the rod chamber of first group of hydraulic actuating cylinder 114,118 and the rodless cavity of second group of hydraulic actuating cylinder 112,116, and the second branch road 404 is communicated with the rodless cavity of first group of hydraulic actuating cylinder 114,118 and the rod chamber of second group of hydraulic actuating cylinder 112,116; Multiple energy storage 502,504, it is divided into two groups, and first group of energy storage 502 is arranged in the first branch road 402, and second group of energy storage 504 is arranged in the second branch road 404.
Above-described embodiment of the present disclosure lists two kinds of hydraulic actuating cylinder mutual contact modes, but does not limit the mutual contact mode that hydraulic actuating cylinder can also adopt other, thus meets the particular requirement of user.
As shown in Figures 2 and 3, pressure regulating unit 200 comprises: electromagnetic valve 207, 208, 209 and 210 and by pass valve 205, 206 and 220, time relay 600 is electrically connected electromagnetic valve 207 respectively, 208, the control end of 209 and 210 and electrical connection motor, electromagnetic valve 207, 208, 209 and 210 are communicated with between hydraulic actuating cylinder 100 in hydraulic circuit 400 and by pass valve 205 and 206, by pass valve 220 is communicated with at electromagnetic valve 207, 208, between 209 and 210 and fuel tank 700, by pass valve 205 is arranged between electromagnetic valve 208 and fuel tank 700, by pass valve 206 is arranged between electromagnetic valve 207 and fuel tank 700.Electromagnetic valve can adopt normally closed Solenoid ball valve.Also can adopt multiple time relay, each time relay connects each electromagnetic valve respectively.
As shown in Figures 2 and 3, electromagnetic valve comprises two groups of electromagnetic valves, first group of electromagnetic valve 208 and 209 is arranged in series between first group of hydraulic actuating cylinder 114 and 118 in the first branch road 402 and by pass valve 206, second group of electromagnetic valve 207 and 210 is arranged in series between second group of hydraulic actuating cylinder 112 and 116 in the second branch road 404 and by pass valve 205, pump 330 is communicated with respectively between first group of electromagnetic valve 208 and 209, and between second group of electromagnetic valve 207 and 210.
By pass valve belongs to pressure-gradient control valve, for the pressure in control system, just opens overflow when system pressure is equal to, or greater than its settling pressure, has remain constant and play overload protective function to system system pressure.
As shown in Figures 2 and 3, hydraulic power unit 300 comprises: pump 330, manual by pass valve 340 and motor 320, time relay 600 is electrically connected motor 320, motor 320 pivotal joint pump 330, the mouth of pump 330 is communicated with hydraulic circuit 400, the input end of pump 330 is all communicated with fuel tank 700 with by pass valve 205,206 with 220, and manual by pass valve 340 is communicated with the two ends of pump 330.This gives a kind of implementation structure of hydraulic power unit, simple, respond well.Manual by pass valve 340 manually can set oil pressure relief in advance, thus can be used for protecting motor 320, in case the hypertonia that oil pipe blocking etc. cause burns out motor.This manual by pass valve 340 can be integrated in motor 320.
Pressure regulating unit 200 and hydraulic power unit 300 share fuel tank 700, make overflow from pressure regulating unit 200 hydraulic oil can circulation-supplied to hydraulic power unit 300.
By pass valve 205,206 and 220 can adopt manual by pass valve, and pressure can be different, and such as, by pass valve 206 arranges pressure 1MPA, and by pass valve 205 arranges pressure 2MPA, and by pass valve 220 arranges pressure 3MPA.Adopting the connection mode of Fig. 2 and Fig. 3, when pump 330 is bought oil, by opening electromagnetic valve 209, can only buy oil to the first branch road, by opening electromagnetic valve 210, can only buy oil to the second branch road.Additionally by opening or closing electromagnetic valve 207 and 208 respectively, then by pass valve 205,206 and 220 can be made to start working respectively.Such as electromagnetic valve 207 and 208 is all closed, then only have by pass valve 220 to work, thus pressure remains to 3MPA.Once open electromagnetic valve 207, then by pass valve 205 is also started working, and therefore pressure drop is to 2MPA.And once open electromagnetic valve 208, then by pass valve 206 is also started working, therefore pressure drops to 1MPA further.As shown in Figures 2 and 3, vehicle suspension system also comprises: Pattern Select Switch 622, and it is electrically connected control end and the electrical connection motor 320 of electromagnetic valve 207,208,209 and 210 respectively, for providing soft mode formula, middle pattern and die formula.
This device can arrange suspension system soft or hard degree, such as, arrange Three models respectively by three push button controles, presses corresponding button, and machine operation and corresponding normally closed solenoid valve all can be made to open.Setting value can comprise multiple selectable value, and Pattern Select Switch is used for selecting one from multiple selectable value.The setting value of die formula operation pressure is 3Mpa, and the setting value of middle work pattern pressure is 2Mpa, and the setting value of soft mode formula operation pressure is 1Mpa.By pass valve 220,205 and 206 is pressure regulating valve, respectively a corresponding delivery pressure value.Pattern Select Switch can be additional near the gauge panel of an operator's compartment adjustable selected mode button.Pattern in button is pressed by such as chaufeur, Pattern Select Switch 622 will make time relay 600, electromagnetic switch 207,209 and 210 and motor 320 open, motor 320 driving pump 330 is bought oil toward hydraulic circuit 400, and by pass valve 205 is owing to being communicated with electromagnetic valve 207, so make the pressure of hydraulic circuit 400 be no more than 2MPA.Time relay 600, after the time t preset, automatically disconnects, makes electromagnetic switch 207,209 and 210
and motor 320 cuts out, thus the pressure of hydraulic circuit 400 remains on 2MPA.
Preferably, the first filter 352 is set between pump 330 and hydraulic circuit 400, the second filter 354 is set between pump 330 and fuel tank 700.
Preferably, dash pot valve 230 is set between hydraulic actuating cylinder and hydraulic circuit 400, dash pot valve 240 is set between energy storage and hydraulic circuit 400.
The embodiment of Fig. 2 and Fig. 3 achieves interconnection type vehicle suspension system, although the vehicle that the interconnected suspension of hydraulic pressure is housed has certain anti-roll capability, but in order to this ability can be realized better, in interconnected suspension fork mechanism, increase an ACTIVE CONTROL part, the performance of interconnected suspension is improved further.This vehicle suspension system adds active pressure and regulates, and anti-side can incline and improves vehicle riding comfort simultaneously, effectively improve vehicle stability.
In embodiment of the present utility model, additionally provide a kind of self-propelled vehicle, it has any one vehicle suspension system above-mentioned.
Fig. 4 shows the workflow diagram of the vehicle suspension system according to the utility model preferred embodiment, comprising:
Step S10, a pattern that the Pattern Select Switch in vehicle suspension system is selected;
Step S20, starts the process of buying oil of associative mode;
Step S30, the time relay timing in vehicle suspension system is full, then terminate the process of buying oil.
The subjective requirement of the different situation that this method can travel according to vehicle and chaufeur, regulates the operation pressure of hydraulic suspension system, thus changes the stiffness parameters of suspension system.
Preferably, the process of buying oil comprises: Pattern Select Switch makes the electromagnetic valve of the motor in time relay, vehicle suspension system and associative mode open; Pump in motor-driven vehicle suspension system is bought oil to the hydraulic circuit in vehicle suspension system.
Preferably, Pattern Select Switch selects the electromagnetic valve of associative mode to open, and wherein, electromagnetic valve is communicated with the by pass valve with relevant pressure.
Preferably, terminate the process of buying oil and comprise: the time relay timing in vehicle suspension system is full, and motor cuts out, and make the closed electromagnetic valve opened.
Fig. 5 shows the workflow diagram of the vehicle suspension system according to the utility model preferred embodiment, comprises the following steps:
Step S212, Pattern Select Switch is selected the soft mode formula that pressure is 1MPa.Step S214, Pattern Select Switch 622 period relay 600 closes, and motor 320 is worked, driving pump 330 is bought oil to hydraulic circuit 400, and Controlling solenoid valve 208,209 and 210 is opened, the manual by pass valve 206 that electromagnetic valve 208 makes pressure be pre-arranged 1MPA works (although manual by pass valve 210 also works, because pressure is greater than manual by pass valve 206, so do not affect the pressure of hydraulic circuit), the oil pressure in loop raises or reduces.Step S216, time relay is after timing reaches t, pressure now in hydraulic circuit 400 should equal the 1MPa of soft mode formula setting, time relay disconnects, motor 320 and electromagnetic valve 208,209 and 210 are closed simultaneously, and in loop, namely pressure remain on preset pressure 1MPa corresponding to soft mode formula.
Step S222, Pattern Select Switch is selected the middle pattern that pressure is 2MPa.Step S224, Pattern Select Switch 622 period relay 600 closes, and motor 320 is worked, driving pump 330 is bought oil to hydraulic circuit 400, and Controlling solenoid valve 207,209 and 210 is opened, the manual by pass valve 205 that electromagnetic valve 207 makes pressure be pre-arranged 2MPA works (although manual by pass valve 210 also works, because pressure is greater than manual by pass valve 206, so do not affect the pressure of hydraulic circuit), the oil pressure in loop raises or reduces.Step S226, time relay is after timing reaches t, pressure now in hydraulic circuit 400 should equal the 2MPa of middle pattern setting, time relay disconnects, motor 320 and electromagnetic valve 207,209 and 210 are closed simultaneously, and in loop, namely pressure remain on preset pressure 2MPa corresponding to middle pattern.
Step S232, Pattern Select Switch is selected the die formula that pressure is 3MPa.Step S234, Pattern Select Switch 622 period relay 600 closes, and motor 320 is worked, driving pump 330 is bought oil to hydraulic circuit 400, and Controlling solenoid valve 208,209 and 210 is opened, electromagnetic valve 208 makes the manual by pass valve 210 only having pressure to be pre-arranged 3MPA work, and the oil pressure in loop raises or reduces.Step S236, time relay is after timing reaches t, pressure now in hydraulic circuit 400 should equal the 3MPa of die formula setting, time relay disconnects, motor 320 and electromagnetic valve 208,209 and 210 are closed simultaneously, and in loop, namely pressure remain on preset pressure 3MPa corresponding to die formula.
This device Three models respectively by three push button controles, can press corresponding button, and machine operation and corresponding normally closed solenoid valve all can be made to open.This preferred embodiment can provide multiple soft or hard pattern easily by setting value, can ensure that the characteristic parameter of suspension system requires with the applying working condition of vehicle and the subjectivity of chaufeur and changes well, traveling comfort and the road-holding property of automobile can be taken into account simultaneously.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a vehicle suspension system, is characterized in that, comprising:
Hydraulic actuating cylinder, is connected between wheel set and vehicle body;
Pressure regulating unit;
Hydraulic power unit;
Hydraulic circuit, it is communicated with described hydraulic actuating cylinder, described pressure regulating unit and described hydraulic power unit;
Energy storage, is arranged in described hydraulic circuit;
Time relay, is electrically connected described pressure regulating unit and described hydraulic power unit;
Fuel tank, is communicated with described pressure regulating unit and described hydraulic power unit.
2. vehicle suspension system according to claim 1, it is characterized in that, described pressure regulating unit comprises: electromagnetic valve and by pass valve, described time relay is electrically connected the control end of described electromagnetic valve, described electromagnetic valve is communicated with between described by pass valve in described hydraulic circuit and described fuel tank, and described by pass valve is communicated with between described electromagnetic valve and described fuel tank.
3. vehicle suspension system according to claim 2, is characterized in that, described electromagnetic valve is normally closed Solenoid ball valve.
4. vehicle suspension system according to claim 2, it is characterized in that, described hydraulic power unit comprises: pump and motor, and described controller is electrically connected described motor, pump described in described motor pivotal joint, described pump and described by pass valve are all communicated with between described electromagnetic valve and described fuel tank.
5. vehicle suspension system according to claim 2, it is characterized in that, described hydraulic power unit comprises: pump, manual by pass valve and motor, described time relay is electrically connected described motor, pump described in described motor pivotal joint, the two ends that described pump and described by pass valve are all communicated with between described electromagnetic valve with described fuel tank, described manual by pass valve is communicated with described pump.
6. the vehicle suspension system according to claim 4 or 5, is characterized in that, also comprises: Pattern Select Switch, is electrically connected the control end of described electromagnetic valve and described motor.
7. vehicle suspension system according to claim 6, is characterized in that, described Pattern Select Switch is adjustable selected mode button.
8. vehicle suspension system according to claim 7, is characterized in that, described adjustable selected mode button is arranged near automobile driving cabin gauge panel.
9. vehicle suspension system according to claim 6, is characterized in that, described by pass valve is multiple manual by pass valves, and it is respectively equipped with different pressure, and described electromagnetic valve is multiple, is communicated with by pass valve described in each respectively.
10. a self-propelled vehicle, is characterized in that having the vehicle suspension system described in any one of the claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420483115.6U CN204037282U (en) | 2014-08-25 | 2014-08-25 | Vehicle suspension system and self-propelled vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420483115.6U CN204037282U (en) | 2014-08-25 | 2014-08-25 | Vehicle suspension system and self-propelled vehicle |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228514A (en) * | 2014-08-25 | 2014-12-24 | 常州万安汽车部件科技有限公司 | Vehicle suspension system, working method thereof and motor vehicle |
| CN110065357A (en) * | 2018-01-22 | 2019-07-30 | 保时捷股份公司 | Wheel suspension system for motor vehicles |
| US11685220B2 (en) | 2021-10-12 | 2023-06-27 | DRiV Automotive Inc. | Control systems and methods for suspension systems |
| US11691474B2 (en) | 2021-10-12 | 2023-07-04 | DRiV Automotive Inc. | Suspension system tank filling systems and methods |
| US11697319B2 (en) | 2021-10-12 | 2023-07-11 | DRiV Automotive Inc. | Suspension system with comfort valve integration |
| US11865889B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with comfort valves between cross-over hydraulic circuits |
| US11865887B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with incremental roll and pitch stiffness control |
| US11904841B2 (en) | 2021-10-12 | 2024-02-20 | DRiV Automotive Inc. | Suspension system integration with advanced driver assistance system |
| US11912092B2 (en) | 2021-10-12 | 2024-02-27 | DRiV Automotive Inc. | Suspension leak check systems and methods |
| US11919355B2 (en) | 2021-10-12 | 2024-03-05 | DRiV Automotive Inc. | Valve diagnostic systems and methods |
| US11938772B2 (en) | 2021-10-12 | 2024-03-26 | DRiV Automotive Inc. | System for grading filling of a hydraulic suspension system |
-
2014
- 2014-08-25 CN CN201420483115.6U patent/CN204037282U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228514A (en) * | 2014-08-25 | 2014-12-24 | 常州万安汽车部件科技有限公司 | Vehicle suspension system, working method thereof and motor vehicle |
| CN110065357A (en) * | 2018-01-22 | 2019-07-30 | 保时捷股份公司 | Wheel suspension system for motor vehicles |
| US11685220B2 (en) | 2021-10-12 | 2023-06-27 | DRiV Automotive Inc. | Control systems and methods for suspension systems |
| US11691474B2 (en) | 2021-10-12 | 2023-07-04 | DRiV Automotive Inc. | Suspension system tank filling systems and methods |
| US11697319B2 (en) | 2021-10-12 | 2023-07-11 | DRiV Automotive Inc. | Suspension system with comfort valve integration |
| US11865889B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with comfort valves between cross-over hydraulic circuits |
| US11865887B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with incremental roll and pitch stiffness control |
| US11904841B2 (en) | 2021-10-12 | 2024-02-20 | DRiV Automotive Inc. | Suspension system integration with advanced driver assistance system |
| US11912092B2 (en) | 2021-10-12 | 2024-02-27 | DRiV Automotive Inc. | Suspension leak check systems and methods |
| US11919355B2 (en) | 2021-10-12 | 2024-03-05 | DRiV Automotive Inc. | Valve diagnostic systems and methods |
| US11938772B2 (en) | 2021-10-12 | 2024-03-26 | DRiV Automotive Inc. | System for grading filling of a hydraulic suspension system |
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