KR20060133188A - Shock absorber structure for preventing dust from incoming - Google Patents

Shock absorber structure for preventing dust from incoming Download PDF

Info

Publication number
KR20060133188A
KR20060133188A KR1020050052890A KR20050052890A KR20060133188A KR 20060133188 A KR20060133188 A KR 20060133188A KR 1020050052890 A KR1020050052890 A KR 1020050052890A KR 20050052890 A KR20050052890 A KR 20050052890A KR 20060133188 A KR20060133188 A KR 20060133188A
Authority
KR
South Korea
Prior art keywords
cap
piston rod
dust cover
shock absorber
bent portion
Prior art date
Application number
KR1020050052890A
Other languages
Korean (ko)
Other versions
KR100694909B1 (en
Inventor
김대희
Original Assignee
현대자동차주식회사
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 현대자동차주식회사 filed Critical 현대자동차주식회사
Priority to KR1020050052890A priority Critical patent/KR100694909B1/en
Publication of KR20060133188A publication Critical patent/KR20060133188A/en
Application granted granted Critical
Publication of KR100694909B1 publication Critical patent/KR100694909B1/en

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/38—Covers for protection or appearance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/3207—Constructional features
    • F16F9/3235—Constructional features of cylinders
    • F16F9/3242—Constructional features of cylinders of cylinder ends, e.g. caps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/10—Enclosure elements, e.g. for protection
    • F16F2230/105—Flexible, e.g. bellows or bladder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/04—Bellows

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

A structure for preventing inflow of foreign matters in a shock absorber is provided to prevent leak of strut oil, and to extend the life span of equipments by shutting off inflow of foreign matters into a dust cover. A shock absorber includes a piston rod(4), a bumper stopper fixed in an upper part of the piston rod, a dust cover(1) covering the piston rod and the bumper stopper, a damper unit(8) penetrating the piston rod, and a cap(2) covering an upper part of the damper unit. A bent portion(22) is protruded outward at a side of the cap, and a crease part(11) is compressed and extended in moving up and down the piston rod. A fitting unit(13) is formed in a lower part of the dust cover and fitted to the bent portion of the cap. A lower extension part(21) is extended downward in the cap to surround the damper unit, and the bent portion is formed in the lower extension part.

Description

쇽업쇼바의 이물질 유입 방지 구조{Shock absorber structure for preventing dust from incoming}Shock absorber structure for preventing dust from incoming}

도 1은 종래의 쇽업쇼바 구조를 나타낸 사시도;1 is a perspective view showing a conventional shock absorber structure;

도 2는 종래의 쇽업쇼바의 작동을 나타낸 단면도;2 is a cross-sectional view showing the operation of a conventional shock absorber;

도 3은 본 발명의 일실시예로서 쇽업쇼바 구조를 나타낸 사시도; 그리고,3 is a perspective view showing a shock absorber structure as an embodiment of the present invention; And,

도 4는 도 3의 쇽업쇼바의 작동을 나타낸 단면도이다.4 is a cross-sectional view showing the operation of the shock absorber of FIG.

<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>

1, 6: 더스트 커버 2, 7: 캡1, 6: Dust cover 2, 7: Cap

3: 범퍼스토퍼 4: 피스톤로드3: bumper stopper 4: piston rod

5: 스프링시트 8: 댐퍼부5: Spring seat 8: Damper part

본 발명은 쇽업쇼바의 더스트 커버의 상부를 신축 가능하게 구성하고 하부를 캡에 밀착 고정시킴으로써, 이물질이 더스크 커버의 내부로 유입되는 것을 방지하도록 하는 쇽업쇼바의 이물질 유입 방지 구조에 관한 것이다.The present invention relates to a structure for preventing foreign matter from entering the shock absorber to prevent the foreign matter from flowing into the inside of the dust cover by constructing the upper part of the dust cover of the shock absorber to be stretchable and tightly fixing the lower part to the cap.

차량의 서스펜션에는 쇽업쇼바가 사용된다. 쇽업쇼바는 스프링과 같은 탄성 체로 충격을 완화하면서 동시에 댐퍼를 사용하여 충격에너지를 열에너지로 소진시키는 방법이 많이 사용된다.A shock absorber is used for the suspension of the vehicle. The shock absorber is a spring-like elastic body to alleviate the impact, while at the same time using a damper to exhaust the impact energy into thermal energy.

도 1은 종래의 쇽업쇼바 구조를 나타낸 사시도이고, 도 2는 종래의 쇽업쇼바의 작동을 나타낸 단면도이다.1 is a perspective view showing a conventional shock absorber structure, Figure 2 is a cross-sectional view showing the operation of the conventional shock absorber.

댐퍼부(8)에는 피스톤로드(4)가 삽입 설치되어 있어서 피스톤로드(4)의 상하운동시 이를 댐핑하는 기능을 한다. 댐퍼부(8)의 외주부에는 스프링시트(5)가 설치되어 있고, 스프링시트(5)에는 도시하지 않은 코일 스프링이 설치된다. 댐퍼부(8)의 상부에는 피스톤로드(4)가 관통할 수 있도록 캡(7)이 씌워져 있다. 피스톤로드(4)의 상부에는 범퍼스토퍼(3)가 설치되어 있으며, 더스트 커버(6)는 이 범퍼스토퍼(3)의 상부로부터 캡(7)에 이르는 부위를 커버한다.The damper part 8 has a piston rod 4 inserted therein to function to damp it during the vertical movement of the piston rod 4. The spring seat 5 is provided in the outer peripheral part of the damper part 8, and the coil spring which is not shown in figure is provided in the spring seat 5. As shown in FIG. The cap 7 is covered in the upper part of the damper part 8 so that the piston rod 4 can penetrate. The bumper stopper 3 is provided in the upper part of the piston rod 4, and the dust cover 6 covers the part from the upper part of this bumper stopper 3 to the cap 7.

도 1에 도시된 더스트 커버(6)는 캡(7) 근처까지 내려와 있으며, 더스트 커버(6)의 하단 개구부, 즉 더스트 커버(6) 하부의 트인 부분은 캡(7)과 씰 부위(a)에서 접촉되어 있다.The dust cover 6 shown in FIG. 1 is lowered near the cap 7, and the lower opening of the dust cover 6, that is, the open portion under the dust cover 6, has a cap 7 and a seal portion (a). Is in contact with

차량에 충격이 가해져서 피스톤로드(4)가 하강하게 되면, 도 2a에 도시된 바와 같이 더스트 커버(6)가 함께 하강한다. 이 때 더스트 커버(6)의 하단면이 스프링시트(5) 상면에 있는 이물질(9)과 접촉되며, 피스톤로드(4)가 상승하면 더스트 커버(6)가 함께 상승하면서 이 이물질(9)들이 씰 부위(a)를 통해 내부로 유입하게 된다.When the impact is applied to the vehicle and the piston rod 4 is lowered, the dust cover 6 is lowered together as shown in FIG. 2A. At this time, the lower surface of the dust cover 6 is in contact with the foreign matter 9 on the upper surface of the spring seat 5, and when the piston rod 4 is raised, the dust cover 6 is raised together and the foreign matters 9 are It is introduced into the interior through the seal portion (a).

즉, 종래의 구조는 더스트 커버(6)가 캡(7)의 씰 부위(a)를 통하여 이물질이 유입되는 문제가 있었다. 이러한 이물질은 스트럿 오일의 누유의 원인이 되기도 한 다.That is, the conventional structure has a problem that the dust cover 6 is introduced into the foreign matter through the seal portion (a) of the cap (7). These contaminants can also cause leakage of strut oil.

따라서 본 발명은 상기한 바와 같은 종래의 문제점을 해결하기 위한 것으로, 더스트 커버의 하부에 형성된 개구부를 캡에 억지끼워 단단히 고정시키고 더스트 커버의 상부를 신축 가능하게 함으로써 피스톤로드가 상하운동하여도 더스트 커버와 캡이 단단히 고정된 채로 씰링되도록 하여 이물질의 유입을 방지하는 쇽업쇼바 구조를 제공하는 것을 목적으로 한다.Therefore, the present invention is to solve the conventional problems as described above, by tightly fixing the opening formed in the lower portion of the dust cover to the cap and by making the upper portion of the dust cover stretchable dust cover even if the piston rod moves up and down It is an object of the present invention to provide a shock absorber structure that prevents the inflow of foreign substances by allowing the cap and the seal to be firmly fixed.

상기 목적을 달성하기 위해, 본 발명은 피스톤로드, 상기 피스톤로드의 상부에 고정 장착된 범퍼스토퍼, 상기 피스톤로드 및 범퍼스토퍼를 커버하는 더스트 커버, 피스톤로드가 관통 설치되는 댐퍼부 및 댐퍼부의 상부를 덮는 캡을 구비하는 쇽업쇼바로서, 상기 캡의 측면에는 외향 돌출된 형태의 절곡부가 형성되어 있고, 상기 더스트 커버의 상부는 피스톤로드의 상하이동시 압축 및 신장이 가능한 주름부가 형성되어 있고, 상기 더스트 커버의 하부는 상기 캡의 절곡부에 억지 끼워 맞춰진 걸림부가 형성되어 있어서, 피스톤로드의 상하운동시, 더스트 커버의 걸림부는 상기 캡의 절곡부에 끼워져 고정되어 있는 상태에서 더스트 커버의 주름부가 신축, 압축이 이루어지게 된다.In order to achieve the above object, the present invention provides a piston rod, a bumper stopper fixedly mounted on an upper portion of the piston rod, a dust cover covering the piston rod and the bumper stopper, a damper portion through which the piston rod is installed, and an upper portion of the damper portion. A shock absorber having a covering cap, wherein a side of the cap is formed with a bent outwardly protruding portion, and the upper portion of the dust cover is provided with a corrugation portion capable of simultaneous compression and extension of the piston rod, and the dust cover. The lower portion of the cap is formed with a locking portion forcibly fitted to the bent portion of the cap, so that during the up and down movement of the piston rod, the crimp portion of the dust cover is stretched and compressed in a state where the locking portion of the dust cover is fitted and fixed to the bent portion of the cap. This is done.

이러한 구조는 종래와 달리 더스트 커버의 하부가 캡에 억지 끼워져 고정되어 쇽업쇼바의 피스톤로드의 상하이동시에도 먼지 등의 이물질이 유입되지 않도록 하며, 특히 절곡부와 걸림부를 밀착되도록 하면 더욱 확실한 효과를 볼 수 있다.Unlike the conventional structure, the lower part of the dust cover is secured by being inserted into the cap so that foreign matters such as dust do not flow even when the piston rod of the shock absorber is moved at the same time. Can be.

또한 상기 캡은 댐퍼부를 감싸며 하방으로 연장되어 있는 하방 연장부를 구비하고, 상기 절곡부는 하방 연장부에 형성되어 있도록 할 수 있다. 캡을 상하방향으로 길게 형성하고 그 하부에 절곡부를 두면, 캡과 더스크 커버의 접촉면이 많아져서 이물질 방지에 더욱 효과적이다.In addition, the cap may include a downward extension that extends downward and surrounds the damper, and the bent portion may be formed in the downward extension. If the cap is formed long in the vertical direction and the bent portion is provided at the lower portion thereof, the contact surface between the cap and the dust cover is increased, which is more effective in preventing foreign substances.

또한 상기 캡의 하단은 외향 확장된 하단돌출부가 형성되어 있고, 상기 더스트 커버의 하단은 상기 켑의 하단돌출부와 밀착되는 밀착부가 형성되어 있도록 할 수 있다.In addition, the lower end of the cap is formed to extend outwardly the bottom projection, the lower end of the dust cover may be formed to be in close contact with the bottom projection of the 돌 is formed.

이러한 구성은 더스크 커버와 캡의 접촉면에 굴곡을 두어 이물질 방지에 더욱 효과적이다.This configuration is more effective in preventing foreign matter by bending the contact surface of the dust cover and the cap.

이하 첨부된 도면을 참조하여 본 발명에 따른 쇽업쇼바의 이물질 유입 방지 구조의 일실시예에 대해 상세히 설명하기로 한다.Hereinafter, an embodiment of the foreign matter inflow prevention structure of the shock absorber according to the present invention will be described in detail with reference to the accompanying drawings.

도 3은 본 발명의 일실시예로서 쇽업쇼바 구조를 나타낸 사시도이고, 도 4는 도 3의 쇽업쇼바의 작동을 나타낸 단면도이다.3 is a perspective view showing the shock absorber structure as an embodiment of the present invention, Figure 4 is a cross-sectional view showing the operation of the shock absorber of FIG.

본 발명의 캡(2)은 댐퍼부(8)의 상부를 덮으며, 하부로 길게 연장된 하방연장부(21)를 구비하고 있다. 이 연장부(21)에는 원주방향을 따라 캡의 일부분이 외부로 돌출되어 나오도록 절곡된 절곡부(22)가 형성되어 있으며, 캡(2)의 하단부는 벌어져 있는 형상으로 된 하단돌출부(23)가 형성되어 있다.The cap 2 of this invention covers the upper part of the damper part 8, and has the downward extension part 21 extended in the lower part. The extension portion 21 is formed with a bent portion 22 that is bent so that a portion of the cap protrudes outward in the circumferential direction, the lower end portion 23 of the cap 2 is formed in the open shape Is formed.

본 발명의 더스트 커버(1)는 상부의 주름부(11)와 하부의 고정부(12)로 이루어져 있다. 상부 주름부(11)는 상하방향으로 신축 가능하다. 주름부(11)는 탄력성 있는 소재라면, 고무, 합성수지등 여하한 재료로도 만들 수 있다. 하부 고정부(12) 에는 중간부가 돌출된 걸림부(13)가 형성되어 있고, 그 하단부는 벌어진 형상으로 된 밀착부(14)가 형성되어 있다.The dust cover 1 of the present invention consists of an upper pleat 11 and a lower fixing 12. The upper pleats 11 can be stretched in the vertical direction. The pleats 11 may be made of any material, such as rubber and synthetic resin, as long as the material is elastic. The lower fixing portion 12 is formed with a locking portion 13 protruding from the middle portion, and the lower end portion is formed with a close contact portion 14 having an open shape.

더스트 커버(1)의 고정부(12)는 캡(2)에 억지끼워지는데, 더스트 커버(1) 하부의 밀착부(14)는 외부로 벌어진 형태여서, 억지끼움시 캡(2)의 절곡부(22)를 부드럽게 통과할 수 있다.The fixing part 12 of the dust cover 1 is pressed into the cap 2, but the contact part 14 of the lower part of the dust cover 1 is open to the outside, so that the bending part of the cap 2 is pressed during the fitting. Can pass smoothly through (22).

더스트 커버(1)를 캡(2)에 억지끼우게 되면 더스트 커버(1)의 걸림부(13)가 캡(2)의 절곡부(22)에 걸려지게 되며, 더스트 커버(1)의 밀착부(14)는 캡(2)의 하단돌출부(23)에, 더스트 커버(1)의 그 외의 나머지 고정부(12)는 캡(2)의 외주면에 밀착하게 된다.When the dust cover 1 is pressed into the cap 2, the catching portion 13 of the dust cover 1 is caught by the bent portion 22 of the cap 2, and the contact portion of the dust cover 1 is closed. 14 is in close contact with the lower end projection 23 of the cap 2, and the remaining fixing part 12 of the dust cover 1 is in close contact with the outer peripheral surface of the cap (2).

따라서 더스트 커버(1)는 피스톤로드(4)의 상하이동시에도 캡(2)에 고정된다.Therefore, the dust cover 1 is fixed to the cap 2 even at the same time as the piston rod 4 is moved.

도 4a를 참조하면, 본 발명의 일실시예는, 피스톤로드(4)가 하강하였을 때 더스트 커버(1)의 주름부(11)는 압축이 일어나지만, 고정부(12)는 캡(2)에 밀착 고정되어 있게 되므로, 도 4b와 같이 피스톤로드(4)가 상승하더라도 이물질(9)이 유입되지 아니한다. 도 4a 및 도 4b에서, 더스트 커버(1)의 수직이동이 제한되는 것은, 더스트 커버(1)의 고정부(12)의 걸림부(13)와 밀착부(14)가 캡(2)의 절곡부(22) 및 하단 돌출부(23)에 밀착되어 하단돌출부(23)가 지지역할을 하면서 더스트 커버(1)의 주름부(11)가 압축되기 때문이다.Referring to FIG. 4A, in one embodiment of the present invention, when the piston rod 4 is lowered, the pleats 11 of the dust cover 1 are compressed, but the fixing part 12 is the cap 2. Since it is fixed in close contact with, the foreign material 9 does not flow even if the piston rod 4 as shown in Figure 4b. 4A and 4B, the vertical movement of the dust cover 1 is limited so that the locking portion 13 and the close contact portion 14 of the fixing portion 12 of the dust cover 1 are bent at the cap 2. This is because the pleats 11 of the dust cover 1 are compressed while being in close contact with the portion 22 and the lower protrusion 23 and supporting the lower protrusion 23.

이상, 상술한 바와 같이, 본 발명의 쇽업쇼바의 이물질 유입 방지 구조는 더 스트 커버 내로 이물질이 유입되는 것을 차단하여 스트럿 오일의 누유를 방지하고 장비의 수명을 보장하는 효과를 가진다.Above, as described above, the foreign material inflow prevention structure of the shock absorber of the present invention has the effect of preventing the foreign material flow into the dust cover to prevent leakage of the strut oil and ensure the life of the equipment.

본 발명은 기재된 실시예에 한정하는 것이 아니고, 본 발명의 사상 및 범위를 벗어나지 않는 한 다양하게 수정 및 변형을 할 수 있음은 당업자에게 자명하다고 할 수 있는 바, 그러한 변형예 또는 수정예들은 본 발명의 특허청구범위에 속하는 것이다.The present invention is not limited to the described embodiments, and various modifications and changes can be made to those skilled in the art without departing from the spirit and scope of the present invention. Such modifications or modifications may be made to the present invention. It belongs to the claims of the.

Claims (3)

피스톤로드, 상기 피스톤로드의 상부에 고정 장착된 범퍼스토퍼, 상기 피스톤로드 및 범퍼스토퍼를 커버하는 더스트 커버, 피스톤로드가 관통 설치되는 댐퍼부 및 댐퍼부의 상부를 덮는 캡을 구비하는 쇽업쇼바로서,A shock absorber comprising a piston rod, a bumper stopper fixedly mounted to an upper portion of the piston rod, a dust cover covering the piston rod and the bumper stopper, a damper portion through which the piston rod is installed, and a cap covering the upper portion of the damper portion. 상기 캡의 측면에는 외향 돌출된 형태의 절곡부가 형성되어 있고,The side of the cap is formed with a bent portion protruding outward, 상기 더스트 커버의 상부는 피스톤로드의 상하이동시 압축 및 신장이 가능한 주름부가 형성되어 있고, 하부는 상기 캡의 절곡부에 억지 끼워 맞춰진 걸림부가 형성되어 있어서,The upper part of the dust cover is formed with a crimping portion capable of simultaneous compression and extension of the piston rod, the lower portion is formed with a locking portion forcibly fitted to the bent portion of the cap, 피스톤로드의 상하운동시, 더스트 커버의 걸림부는 상기 캡의 절곡부에 끼워져 고정되어 있는 상태에서 더스트 커버의 주름부가 신축, 압축이 이루어지는 것을 특징으로 하는 쇽업쇼바의 이물질 유입 방지 구조.During the up and down movement of the piston rod, the foreign material inflow prevention structure of the shock absorber, characterized in that the wrinkle portion of the dust cover is stretched, compressed in the state that the locking portion of the dust cover is fitted into the bent portion of the cap. 제 1항에 있어서,The method of claim 1, 상기 캡은 댐퍼부를 감싸며 하방으로 연장되어 있는 하방 연장부를 구비하고, 상기 절곡부는 하방 연장부에 형성되어 있는 것을 특징으로 하는 쇽업쇼바의 이물질 유입 방지 구조.The cap is provided with a downward extension extending downward to surround the damper portion, wherein the bent portion is formed in the lower extension portion foreign matter inflow prevention structure of the shock absorber. 제 1항 또는 제 2항에 있어서,The method according to claim 1 or 2, 상기 캡의 하단은 외향 확장된 하단돌출부가 형성되어 있고, 상기 더스트 커 버의 하단은 상기 켑의 하단돌출부와 밀착되는 밀착부가 형성되어 있는 것을 특징으로 하는 쇽업쇼바의 이물질 유입 방지 구조.The lower end of the cap is formed to extend outwardly the lower projection, the lower end of the dust cover is in close contact with the lower projection of the shock is formed, the foreign material inflow structure of the shock absorber characterized in that formed.
KR1020050052890A 2005-06-20 2005-06-20 Shock absorber structure for preventing dust from incoming KR100694909B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020050052890A KR100694909B1 (en) 2005-06-20 2005-06-20 Shock absorber structure for preventing dust from incoming

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050052890A KR100694909B1 (en) 2005-06-20 2005-06-20 Shock absorber structure for preventing dust from incoming

Publications (2)

Publication Number Publication Date
KR20060133188A true KR20060133188A (en) 2006-12-26
KR100694909B1 KR100694909B1 (en) 2007-03-14

Family

ID=37812127

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050052890A KR100694909B1 (en) 2005-06-20 2005-06-20 Shock absorber structure for preventing dust from incoming

Country Status (1)

Country Link
KR (1) KR100694909B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101276870B1 (en) * 2009-06-22 2013-06-18 주식회사 만도 Cylinder cap of shock absorber
KR101527029B1 (en) * 2013-12-20 2015-06-10 기아자동차주식회사 Shock absorber having a dust cover being fixed its upper end and lower end
US9346333B2 (en) 2014-02-17 2016-05-24 Hyundai Motor Company Bumper stopper integrated with dust cover
CN111971488A (en) * 2018-04-27 2020-11-20 天纳克汽车经营有限公司 Damper bumper cover with labyrinth air passage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101401878B1 (en) * 2012-08-21 2014-05-29 주식회사 대원티시 Improved dust cap mounting structure and fixed cap manufacturing method for Car suspension

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015552B1 (en) * 1994-12-27 1996-11-18 사단법인 고등기술연구원 연구조합 Duct feed-back active noise controlling apparatus & method reinforced by feedforward controlling method
JP4634667B2 (en) * 2001-08-24 2011-02-16 株式会社ショーワ Dust cover fixing structure of hydraulic shock absorber
KR100776217B1 (en) * 2001-10-18 2007-11-16 주식회사 만도 An alien substance permeation prevention device of a shock absorber
JP2005016641A (en) 2003-06-26 2005-01-20 Tokai Rubber Ind Ltd Dust cover

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101276870B1 (en) * 2009-06-22 2013-06-18 주식회사 만도 Cylinder cap of shock absorber
KR101527029B1 (en) * 2013-12-20 2015-06-10 기아자동차주식회사 Shock absorber having a dust cover being fixed its upper end and lower end
US9346333B2 (en) 2014-02-17 2016-05-24 Hyundai Motor Company Bumper stopper integrated with dust cover
CN111971488A (en) * 2018-04-27 2020-11-20 天纳克汽车经营有限公司 Damper bumper cover with labyrinth air passage
CN111971488B (en) * 2018-04-27 2022-03-01 天纳克汽车经营有限公司 Damper bumper cover with labyrinth air passage

Also Published As

Publication number Publication date
KR100694909B1 (en) 2007-03-14

Similar Documents

Publication Publication Date Title
KR101202728B1 (en) Hydraulic, hydropneumatic or pneumatic piston-cylinder assembly and folded bellows for the same
KR100694909B1 (en) Shock absorber structure for preventing dust from incoming
US9022188B2 (en) Dust seal structure for shock absorber
KR101276870B1 (en) Cylinder cap of shock absorber
JP4634667B2 (en) Dust cover fixing structure of hydraulic shock absorber
KR100784375B1 (en) Shock absorber
KR20200115755A (en) Shock absrber of self-levelizing
KR101326958B1 (en) Dust cover use in a shock absorber
KR100716428B1 (en) Dust cover with bottom shield part and shock absorber comprising the same dust cover
CN217736127U (en) Single-tube shock absorber and automobile with same
KR102515371B1 (en) Dust cover for shock absorber
KR102008713B1 (en) noise reduction device for door of vehicle
JPH07280022A (en) Rebound spring structure
KR100623377B1 (en) Dust permeation prevention structure of a shock absorber
KR100741279B1 (en) Oil seal use in a shock absorber
KR100731498B1 (en) Shock absorber
KR100310735B1 (en) Dust cover structure for vehicle suspension
KR100793248B1 (en) Dust cover of a shock absorber
CN209041421U (en) Vehicle shock absorber and vehicle
KR100784370B1 (en) Apparatus for fixing dust cover of shock absorber
KR101273564B1 (en) Shock absorber
KR100596930B1 (en) Dust permeation prevention structure of a shock absorber
KR0113923Y1 (en) The anti-shaking structure of a lifter conjunction
KR20080022926A (en) Steel cap attached in a shock absorber
KR20030032442A (en) An alien substance permeation prevention device of a shock absorber

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20130228

Year of fee payment: 7

FPAY Annual fee payment

Payment date: 20140227

Year of fee payment: 8

FPAY Annual fee payment

Payment date: 20150227

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee