KR20030075025A - Vehicle leveling valve - Google Patents

Vehicle leveling valve Download PDF

Info

Publication number
KR20030075025A
KR20030075025A KR1020020014108A KR20020014108A KR20030075025A KR 20030075025 A KR20030075025 A KR 20030075025A KR 1020020014108 A KR1020020014108 A KR 1020020014108A KR 20020014108 A KR20020014108 A KR 20020014108A KR 20030075025 A KR20030075025 A KR 20030075025A
Authority
KR
South Korea
Prior art keywords
valve
air
casing
leveling
lever
Prior art date
Application number
KR1020020014108A
Other languages
Korean (ko)
Inventor
곽광신
Original Assignee
기아자동차주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 기아자동차주식회사 filed Critical 기아자동차주식회사
Priority to KR1020020014108A priority Critical patent/KR20030075025A/en
Publication of KR20030075025A publication Critical patent/KR20030075025A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/052—Pneumatic spring characteristics
    • B60G17/0523—Regulating distributors or valves for pneumatic springs
    • B60G17/0525—Height adjusting or levelling valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/20—Spring action or springs
    • B60G2500/202—Height or leveling valve for air-springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/20—Stationary vehicle
    • B60G2800/202—Stationary vehicle kneeling, e.g. for letting passengers on/off
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/30—Purposes or special features of road vehicle drive control systems related to stationary vehicle situations, e.g. parked vehicles
    • B60Y2300/301—Kneeling, e.g. for letting passengers on or off

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

PURPOSE: A leveling valve for a vehicle is provided to reduce parts, assembling process and cost, and to increase working efficiency by simplifying the system with adding the function of a magnetic valve in a casing. CONSTITUTION: A leveling valve comprises a casing having an intake port flowing air with connecting to an air tank, and a discharge port(12) connecting to the intake port and discharging air to an air spring; a valve(20) installed in the casing to control suction of air from the intake port and discharge of air through the discharge port; a spring member(30) combined with the valve to elastically support the valve in the casing; and a rod(40) assembling a support part(41) supporting the lower part of the valve and connecting a lever moving up and down to supply air by moving the valve down in moving the end of the lever up. A magnetic valve(50) is formed in the support part, and protruded up according to the electric signal to open and close the valve with moving up and down.

Description

자동차용 레벨링밸브{VEHICLE LEVELING VALVE}Automotive Leveling Valve {VEHICLE LEVELING VALVE}

본 발명은 자동차용 레벨링밸브에 관한 것으로 더 상세하게는 자동차의 닐링시스템의 레벨링밸브 내부에 마그네틱밸브의 기능을 추가하여 시스템을 단순화하고 비용을 절감할 수 있도록 발명된 것이다.The present invention relates to a leveling valve for an automobile, and more particularly, to add a function of a magnetic valve inside a leveling valve of a niling system of an automobile to simplify the system and reduce costs.

일반적으로 차고가 높은 버스나 고급승용차에는 자동차의 이용자가 편리하게 자동차에 탑승하도록 차량의 프런트측 좌우 바퀴에 구비된 에어서스펜션을 수축 및 팽창시킴으로서 자동적으로 차량의 앞측이 승하강되도록 하는 닐링시스템이 사용되고 있다.In general, a bus or a high-end car with a high garage is used with a coiling system that automatically raises and lowers the front of the vehicle by contracting and inflating the air suspension provided at the front left and right wheels so that the user of the vehicle can conveniently board the vehicle. have.

그리고, 상기 자동차의 닐링시스템은 도 1에서 도시한 바와 같이 좌, 우바퀴에 구비된 에어서스펜션의 에어스프링(2')이 에어탱크(1')에 연계되어 이 에어탱크(1')에서 에어를 상기 에어스프링(2')에 에어를 공급하여 에어서스펜션을 수축 및 팽창시키는 것이다.In addition, as shown in FIG. 1, the air spring 2 'of the air suspension provided at the left and right wheels is connected to the air tank 1' and the air in the air tank 1 'is shown in FIG. By supplying air to the air spring (2 ') is to shrink and expand the air suspension.

또한, 상기 에어탱크(1')와 에어스프링(2')사이에는 에어탱크(1')에서 좌우 바퀴 양측에 구비된 에어스프링(2')에 공기를 분할하여 공급시키는 레벨링밸브(3')가 설치되며, 이 레벨링밸브(3')와 에어스프링(2') 사이에는 각각 에어스프링(2')에 흡입되는 공기를 제어하는 마그네틱밸브(50')가 구비된다.In addition, between the air tank (1 ') and the air spring (2') leveling valve (3 ') for dividing and supplying air to the air spring (2') provided on both sides of the left and right wheels in the air tank (1 ') And a magnetic valve 50 'is provided between the leveling valve 3' and the air spring 2 'for controlling the air sucked into the air spring 2'.

즉, 상기 마그네틱밸브(50')가 ON될 경우에는 에어스프링(2')으로 공급되는 에어가 차단되고, 에어스프링(2')의 에어를 빠지게 하여 차체 프런트측 차고를 낮춘다.That is, when the magnetic valve 50 'is turned on, the air supplied to the air spring 2' is cut off, and the air from the air spring 2 'is released to lower the vehicle front side garage.

그리고, 마그네틱밸브(50')가 OFF되면 에어스프링(2')이 레벨링밸브(3')와 직렬로 연결되어 차고의 변화에 따라 레벨링밸브(3')가 작동하게 되는 것이다.When the magnetic valve 50 'is turned off, the air spring 2' is connected in series with the leveling valve 3 'so that the leveling valve 3' operates according to the change of the garage.

한편, 상기 레벨링밸브(3')는 도 2 에서 도시한 바와 같이 상부에는 에어탱크(1')에 연계되어 에어가 유입되는 흡입구(11')가 형성되어 있으며, 양측에는 상기 흡입구(11')에 연결되도록 형성되어 유입된 에어를 좌, 우바퀴에 구비된 에어스프링(2')으로 에어를 배출시키는 배출구(12')가 형성된 케이싱(10')과, 상기 케이싱(10') 내부에 설치되어 흡입구(11')에서 흡입된 에어가 배출구(12')를 통하여 배출되는 것을 제어하는 밸브(20')와, 상기 밸브(20')에 결합되어 이 밸브(20')를 상기 케이싱(10') 내부에 탄성적으로 지지하도록 하는 스프링부재(30')와, 상부에는 상기 밸브(20') 하부를 지지하는 지지부(41')가 결합되어 있으며, 상, 하로 작동되는 레버(42')에 연결되어, 이 레버(42')의 끝단이 상향되면 밸브(20')가 하강하여 에어가 공급되도록 하는 로드(40')로 구성되어 있다.Meanwhile, as shown in FIG. 2, the leveling valve 3 ′ has an inlet 11 ′ formed therein for connecting air to the air tank 1 ′, and the inlet 11 ′ on both sides thereof. A casing 10 'having a discharge port 12' formed to be connected to the air flowing into the air spring 2 'provided at the left and right wheels, and installed in the casing 10'. And a valve 20 'for controlling the air sucked from the inlet 11' to be discharged through the outlet 12 ', and coupled to the valve 20' to connect the valve 20 'to the casing 10. ') A spring member 30' for elastically supporting the inside and a support portion 41 'for supporting the lower portion of the valve 20' are coupled to the upper portion, and the lever 42 'is operated upward and downward. Connected to the end of the lever 42 ', the valve 20' is lowered so that the air is supplied with a rod 40 '. .

즉, 차체의 중량변화에 의해 레버(42')가 상향되면 레버(42')와 연결된 로드(40')가 하향되어 밸브(20')가 하강되면서 흡입구(11')가 열리고, 배출구(12')를 통하여 에어가 에어스프링(2')으로 공급되는 것이다.That is, when the lever 42 'is raised by the change in the weight of the vehicle body, the rod 40' connected to the lever 42 'is lowered, the valve 20' is lowered, the inlet 11 'is opened, and the outlet 12 is opened. Air is supplied to the air spring (2 ') through').

그리고, 레버(42')가 수평이 되면 에어탱크(1')의 압력과 에어스프링(2')의 압력이 일치되어 평형상태를 이루게 된다.When the lever 42 'is horizontal, the pressure of the air tank 1' and the pressure of the air spring 2 'coincide to achieve an equilibrium state.

또한, 차체의 중량변화에 의해 레버(42')가 하향되면레버(42')와 연결된 로드(40')가 상향되어 밸브(20')가 열리면서 에어스프링(2')의 에어가 배출되는 것이다.In addition, when the lever 42 'is lowered due to the weight change of the vehicle body, the rod 40' connected to the lever 42 'is raised to open the valve 20' and the air of the air spring 2 'is discharged. .

그러나, 상기한 종래의 자동차의 닐링시스템은 레벨링밸브와 에어스프링사이에 별도의 마그네틱밸브가 구비되어 시스템이 복잡하고, 설치비용이 많이 드는 폐단이 있었던 것이다.However, the above-described conventional niling system for automobiles is provided with a separate magnetic valve between the leveling valve and the air spring, so that the system is complicated and the installation cost is high.

본 발명의 목적은 레벨링밸브의 케이싱 내부에 마그네틱밸브의 기능을 첨가하여 시스템을 단순화하여, 부품과 작업공수를 줄여 전체적인 비용을 절감할 수 있는 자동차용 레벨링밸브를 제공하는 데 있다.An object of the present invention is to provide a leveling valve for an automobile that can simplify the system by adding a function of the magnetic valve inside the casing of the leveling valve, thereby reducing the overall cost by reducing parts and labor.

도 1 은 종래의 레벨링밸브를 사용한 자동차용 닐링시스템의 개략도.1 is a schematic diagram of a vehicle niling system using a conventional leveling valve.

도 2 는 종래의 레벨링밸브의 구조를 도시한 단면도.2 is a cross-sectional view showing the structure of a conventional leveling valve.

도 3 은 본 발명인 레벨링밸브의 구조를 도시한 단면도.3 is a cross-sectional view showing the structure of the present invention leveling valve.

도 4 는 본 발명인 레벨링밸브의 마그네틱밸브의 작동상태를 도시한 요부확대단면도.Figure 4 is an enlarged sectional view of the main portion showing the operating state of the magnetic valve of the leveling valve of the present invention.

도 5는 본 발명인 레벨링밸브를 사용한 자동차용 닐링시스템의 개략도.5 is a schematic view of a vehicle niling system using the present leveling valve.

*도면 중 주요부호에 대한 설명** Description of the major symbols in the drawings *

1 - 에어탱크 2 - 에어스프링1-Air Tank 2-Air Spring

3- 레벨링밸브10 - 케이싱3- Leveling Valve 10-Casing

11 - 흡입구12 - 배출구11-Inlet 12-Outlet

20 - 밸브30 - 스프링부재20-Valve 30-Spring member

40 - 로드41 - 지지부40-Rod 41-Support

42 - 레버50 - 마그네틱밸브42-Lever 50-Magnetic Valve

이러한 본 발명의 목적은 상부에는 에어탱크(1)에 연계되어 에어가 유입되는 흡입구(11)가 형성되어 있으며, 양측에는 상기 흡입구(11)에 연결되도록 형성되어 유입된 에어를 좌, 우바퀴에 구비된 에어스프링(2)으로 에어를 배출시키는 배출구(12)가 형성된 케이싱(10)과;An object of the present invention is formed in the upper inlet 11 is connected to the air tank 1, the air inlet is formed, both sides are formed to be connected to the inlet 11, the air introduced into the left, right wheel A casing 10 having an outlet 12 for discharging air to the provided air spring 2;

상기 케이싱(10) 내부에 설치되어 흡입구(11)에서 흡입된 에어가 배출구(12)를 통하여 배출되는 것을 제어하는 밸브(20)와;A valve (20) installed inside the casing (10) to control discharge of air sucked through the inlet port (11) through the outlet port (12);

상기 밸브(20)에 결합되어 이 밸브(20)를 상기 케이싱(10) 내부에 탄성적으로 지지하도록 하는 스프링부재(30)와;A spring member (30) coupled to the valve (20) to elastically support the valve (20) in the casing (10);

상부에는 상기 밸브(20) 하부를 지지하는 지지부(41)가 결합되어 있으며,상, 하로 작동되는 레버(42)에 연결되어, 이 레버(42)의 끝단이 상향되면 밸브(20)가 하강하여 에어가 공급되도록 하는 로드(40)로 구성된 것에 있어서,The upper portion is coupled to the support portion 41 for supporting the lower portion of the valve 20, is connected to the lever 42 which is operated up and down, the valve 20 is lowered when the end of the lever 42 is raised In the configuration consisting of a rod 40 for supplying air,

상기 로드(40) 상부에 결합된 지지부(41)에는 전기신호에 의해 소정의 길이로 상부로 돌출되도록 승, 하강되어 상기 밸브(20)의 일단을 들어올려 개폐하는 마그네틱밸브(50)가 구비되어 달성된다.The support portion 41 coupled to the upper portion of the rod 40 is provided with a magnetic valve 50 that is raised and lowered to protrude upward by a predetermined length by an electric signal to lift and open one end of the valve 20. Is achieved.

즉, 상기 마그네틱밸브(50)가 케이싱(10) 내부에 설치되어 밸브(20)의 일단을 들어올려 이 밸브(20)를 강제로 개폐하여 에어스프링(2) 내의 에어를 배출시키도록 하는 작동을 하므로 별도의 마그네틱밸브(50)를 장착하지 않아도 되는 것이다.That is, the magnetic valve 50 is installed in the casing 10 to lift up one end of the valve 20 to forcibly open and close the valve 20 to discharge the air in the air spring 2. So it is not necessary to install a separate magnetic valve (50).

따라서, 부품수와 작업공수가 줄어들어 자동차용 닐링시스템을 설치하는 비용을 절감시킬 수 있는 것이다.Therefore, the number of parts and the number of work is reduced, it is possible to reduce the cost of installing the automotive niling system.

본 발명의 바람직한 실시예를 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.When described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

도 3 은 본 발명인 레벨링밸브의 구조를 도시한 단면도이다.3 is a cross-sectional view showing the structure of a leveling valve according to the present invention.

도 4 는 본 발명인 레벨링밸브의 마그네틱밸브의 작동상태를 도시한 요부확대단면도로서, 마그네틱밸브가 전기신호에 의해 소정길이 돌출되도록 상승하여 밸브의 일측단에 틈새를 발생시키는 것을 나타내고 있다.Fig. 4 is an enlarged sectional view of the main portion showing the operation state of the magnetic valve of the leveling valve according to the present invention, which shows that the magnetic valve is raised to protrude a predetermined length by an electric signal to generate a gap at one end of the valve.

도 5는 본 발명인 레벨링밸브를 사용한 자동차용 닐링시스템의 개략도로서, 별도의 마그네틱밸브를 장착하지 않은 자동차용 닐링시스템을 나타내고 있다.Fig. 5 is a schematic diagram of the automotive niling system using the leveling valve of the present invention, and shows a automotive niling system without a separate magnetic valve.

본 발명의 가장 큰 특징은 에어탱크(1)와 에어스프링(2)사이에 연계되어 상기 에어스프링(2)에 에어를 공급하는 레벨링밸브(3)와 마그네틱밸브(50)의 역할을 동시에 하도록 레벨링밸브(3) 내부에 마그네틱밸브(50)를 구비시키는 것이다.The greatest feature of the present invention is the leveling to be connected between the air tank (1) and the air spring (2) at the same time the role of the leveling valve 3 and the magnetic valve 50 for supplying air to the air spring (2) The magnetic valve 50 is provided in the valve 3.

그리고, 도 3 ∼ 도 4에서 도시한 바와 같이 케이싱(10) 내부에 설치되어 흡입구(11)에서 흡입된 에어가 배출구(12)를 통하여 배출되는 것을 제어하는 밸브(20)의 하부를 지지하는 지지부(41)에 전기신호에 의해 소정의 길이로 상부로 돌출되도록 승, 하강되어 상기 밸브(20)의 일단을 들어올려 개폐하는 마그네틱밸브(50)가 설치되는 것이다.3 to 4, a support part installed inside the casing 10 to support the lower portion of the valve 20 for controlling the air sucked in the inlet 11 from being discharged through the outlet 12. The magnetic valve 50 is installed at 41 to be raised and lowered so as to protrude upward by a predetermined length by an electric signal to lift and open one end of the valve 20.

즉, 로드(40)가 작동하지 않는 상태에서 자동차용 닐링시스템을 위해 에어스프링(2) 내에 유입된 에어를 배출시킬 경우 상기 지지부(41)에 구비된 마그네틱밸브(50)를 ON시켜 밸브(20)의 일측단이 강제로 상향하도록 하면, 흡입구(11)가 닫히고 밸브(20)의 하부와 케이싱(10) 내측면사이에 간격이 발생되어 에어스프링(2) 내의 에어가 배출되고 에어스프링(2)이 수축되어 차고가 낮게 되는 것이다.That is, in the state in which the rod 40 does not operate, when the air introduced into the air spring 2 is discharged for the automotive coiling system, the magnetic valve 50 provided in the support part 41 is turned on to activate the valve 20. When one end of the force is forced upward, the inlet 11 is closed and a gap is generated between the lower part of the valve 20 and the inner surface of the casing 10 so that the air in the air spring 2 is discharged and the air spring 2 ) Will shrink and the garage will be low.

그리고, 상기 마그네틱밸브(50)가 OFF될 경우에는 상향된 밸브(20)가 흡입구(11)의 에어압력과 스프링부재(30)의 탄성에 의해 다시 하향하게 되어 일반적인 레벨링밸브(3)로서의 역할을 하는 것이다.In addition, when the magnetic valve 50 is turned off, the upward valve 20 is lowered again by the air pressure of the inlet port 11 and the elasticity of the spring member 30 to serve as a general leveling valve 3. It is.

따라서, 에어스프링(2)내의 에어를 고의로 배출, 차단할 경우에 상기 지지부(41)에 구비된 마그네틱밸브(50)를 전기신호에 의해 승, 하강하면서 밸브(20)를 개폐시키므로서 가능한 것이다.Therefore, when the air in the air spring 2 is deliberately discharged and shut off, the magnetic valve 50 provided in the support part 41 is opened and closed by an electric signal while opening and closing the valve 20.

상기한 본 발명의 구성에 의하면 레벨링밸브의 케이싱(10) 내부에 마그네틱밸브(50)의 기능을 첨가하여 시스템을 단순화하여, 부품과 작업공수를 줄여 전체적인 비용을 절감할 수 있는 것이다.According to the configuration of the present invention described above to simplify the system by adding the function of the magnetic valve 50 inside the casing 10 of the leveling valve, it is possible to reduce the overall cost by reducing parts and labor.

따라서, 경제성과 작업효율을 동시에 증대시킬 수 있는 매우 유용한 발명인 것이다.Therefore, it is a very useful invention that can simultaneously increase economics and work efficiency.

Claims (1)

상부에는 에어탱크(1)에 연계되어 에어가 유입되는 흡입구(11)가 형성되어 있으며, 양측에는 상기 흡입구(11)에 연결되도록 형성되어 유입된 에어를 좌, 우바퀴에 구비된 에어스프링(2)으로 에어를 배출시키는 배출구(12)가 형성된 케이싱(10)과;An air inlet 11 is formed in the upper part in connection with the air tank 1, and both sides of the air spring 2 are formed to be connected to the air inlet 11 and are provided on the left and right wheels. Casing 10 is formed with a discharge port 12 for discharging air to the; 상기 케이싱(10) 내부에 설치되어 흡입구(11)에서 흡입된 에어가 배출구(12)를 통하여 배출되는 것을 제어하는 밸브(20)와;A valve (20) installed inside the casing (10) to control discharge of air sucked through the inlet port (11) through the outlet port (12); 상기 밸브(20)에 결합되어 이 밸브(20)를 상기 케이싱(10) 내부에 탄성적으로 지지하도록 하는 스프링부재(30)와;A spring member (30) coupled to the valve (20) to elastically support the valve (20) in the casing (10); 상부에는 상기 밸브(20) 하부를 지지하는 지지부(41)가 결합되어 있으며, 상, 하로 작동되는 레버(42)에 연결되어, 이 레버(42)의 끝단이 상향되면 밸브(20)가 하강하여 에어가 공급되도록 하는 로드(40)로 구성된 것에 있어서,The upper portion is coupled to the support portion 41 for supporting the lower portion of the valve 20, is connected to the lever 42 that is operated up and down, the valve 20 is lowered when the end of the lever 42 is raised In the configuration consisting of a rod 40 for supplying air, 상기 로드(40) 상부에 결합된 지지부(41)에는 전기신호에 의해 소정의 길이로 상부로 돌출되도록 승, 하강되어 상기 밸브(20)의 일단을 들어올려 개폐하는 마그네틱밸브(50)가 구비되는 것을 특징으로 하는 자동차용 레벨링밸브.The support portion 41 coupled to the upper portion of the rod 40 is provided with a magnetic valve 50 which is raised and lowered to protrude upward by a predetermined length by an electric signal to lift and open one end of the valve 20. Automotive leveling valve, characterized in that.
KR1020020014108A 2002-03-15 2002-03-15 Vehicle leveling valve KR20030075025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020020014108A KR20030075025A (en) 2002-03-15 2002-03-15 Vehicle leveling valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020020014108A KR20030075025A (en) 2002-03-15 2002-03-15 Vehicle leveling valve

Publications (1)

Publication Number Publication Date
KR20030075025A true KR20030075025A (en) 2003-09-22

Family

ID=32224939

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020020014108A KR20030075025A (en) 2002-03-15 2002-03-15 Vehicle leveling valve

Country Status (1)

Country Link
KR (1) KR20030075025A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950011206U (en) * 1993-10-05 1995-05-15 Leveling valve for automotive air suspension
JPH08156565A (en) * 1994-12-07 1996-06-18 Nissan Diesel Motor Co Ltd Cab mount device of vehicle
KR970028590U (en) * 1995-12-30 1997-07-24 Rolling prevention device for bus
KR200161894Y1 (en) * 1996-12-03 1999-12-01 정몽규 Kneeling system for a vehicle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950011206U (en) * 1993-10-05 1995-05-15 Leveling valve for automotive air suspension
JPH08156565A (en) * 1994-12-07 1996-06-18 Nissan Diesel Motor Co Ltd Cab mount device of vehicle
KR970028590U (en) * 1995-12-30 1997-07-24 Rolling prevention device for bus
KR200161894Y1 (en) * 1996-12-03 1999-12-01 정몽규 Kneeling system for a vehicle

Similar Documents

Publication Publication Date Title
US20220041028A1 (en) Method of operating vehicle control system
KR20030075025A (en) Vehicle leveling valve
CN216867679U (en) Novel memory alloy driving air valve
CN2828491Y (en) Unload priming valve
CN212672413U (en) High-effect low-cost oil tank isolating valve
KR20040005144A (en) Air supply apparatus for fuel cell
CN210068424U (en) Pump valve all-in-one machine for pneumatic waist support of automobile seat
CN209776327U (en) Installation structure of suspension type central control screen
CN2361876Y (en) Folding high-pressure inflator
CN210290879U (en) Two-position three-way electromagnetic valve with automatic pressure relief function
CN200945833Y (en) Aerostats armchair seat
CN201218178Y (en) Portable multifunctional air pump
CN1833925A (en) Motor vehicle with rain-proof reflector
CN2937502Y (en) Vehicle self-control electric supercharger
CN213768190U (en) Entire vehicle configuration system of ecas integrated module
KR100828840B1 (en) Device for opening and closing of loop vent
CN211778300U (en) Valve body of air pressure unloading valve
CN217553665U (en) Vehicle window sealing structure and inflatable sealing system
CN219809149U (en) Pressure tank integrated with pressure switch
CN213082847U (en) ECAS integrated module
CN219838391U (en) Integrated valve assembly, wheel inflation and deflation system and vehicle
CN115977914B (en) Built-in air pump and core thereof
CN220374221U (en) Air condition compressor installing support of new energy automobile
CN217374090U (en) Automobile front top blowing face air outlet arrangement structure
CN210397811U (en) Two-position three-way electromagnetic valve with one-way valve

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application