KR20030039739A - Inner ball joint of steering device for vehicle - Google Patents

Inner ball joint of steering device for vehicle Download PDF

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Publication number
KR20030039739A
KR20030039739A KR1020010070775A KR20010070775A KR20030039739A KR 20030039739 A KR20030039739 A KR 20030039739A KR 1020010070775 A KR1020010070775 A KR 1020010070775A KR 20010070775 A KR20010070775 A KR 20010070775A KR 20030039739 A KR20030039739 A KR 20030039739A
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KR
South Korea
Prior art keywords
rack
housing
ball joint
ball
stopper
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KR1020010070775A
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Korean (ko)
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KR100746693B1 (en
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이영규
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주식회사 만도
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Priority to KR1020010070775A priority Critical patent/KR100746693B1/en
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Publication of KR100746693B1 publication Critical patent/KR100746693B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/16—Arrangement of linkage connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D3/00—Steering gears
    • B62D3/02—Steering gears mechanical
    • B62D3/12—Steering gears mechanical of rack-and-pinion type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2306/00—Other features of vehicle sub-units
    • B60Y2306/09—Reducing noise

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

PURPOSE: An inner ball joint of a steering system for a vehicle is provided to reduce impact noise between a rack stopper and an inner ball joint by installing a damper ring between the rack stopper and inner ball joint. CONSTITUTION: An inner ball joint of a steering system for a vehicle has a rack bar(30) installed inside a hollow rack housing(10), with having both ends extended to the outside of the rack housing; a rack stopper(50) disposed between the outer face of the rack bar and the inner face of the rack housing; a ball housing(80) forming a threaded portion(81) on a side and an opening on the other side; and a ball portion(90) inserted in the ball housing. The inner ball joint has a damper ring(100), to reduce impact noise between the rack stopper and ball housing. The damper ring is fixed while covering the outside of the ball housing and one axial side of the damper ring is fixed to the ball housing, and the other side is fastened to the rack stopper. Thus, impact noise between the rack stopper and the inner ball joint is reduced.

Description

차량용 스티어링 시스템의 이너볼조인트{INNER BALL JOINT OF STEERING DEVICE FOR VEHICLE}INNER BALL JOINT OF STEERING DEVICE FOR VEHICLE}

본 발명은 차량용 스티어링 시스템의 이너볼조인트에 관한 것으로, 더욱 상세하게는 랙하우징의 양단에 설치된 랙스톱퍼와, 이와 마주하여 밀착되는 이너볼조인트 사이의 충격음을 저감시킬 수 있도록 그 사이에 댐퍼링을 마련한 차량용 스티어링 시스템의 이너볼조인트에 관한 것이다.The present invention relates to an inner ball joint of a steering system for a vehicle, and more particularly, a damping ring between the rack stopper provided at both ends of the rack housing and an inner ball joint which is in close contact with the inner side of the rack housing. The inner ball joint of the steering system for vehicles provided.

일반적으로 차량용 스티어링 시스템은 스티어링 휠에서 발생되는 회전력을 조향용 바퀴에 전달할 수 있도록 그 사이에 마련되는 것으로서, 스티어링 휠에 연결되는 스티어링 샤프트와, 이 스티어링 샤프트에 연결된 기어박스, 그리고 기어박스의 양측에 이너볼조인트로서 연결된 타이로드 등을 구비하여 마련된다.In general, the vehicle steering system is provided between the steering wheel to transmit the rotational force generated from the steering wheel to the steering wheel, the steering shaft connected to the steering wheel, the gearbox connected to the steering shaft, and the gearbox It is provided with a tie rod or the like connected as an inner ball joint.

도 1은 이러한 기어박스에 이너볼조인트가 연결된 상태를 보인 부분단면도이다. 이에 도시된 바와 같이, 좌,우측으로 길게 중공으로 마련되어 내부에 랙바(3)가 설치되고 중간 일측에는 랙바(3)와 교차하는 방향으로 유압밸브(2)가 설치된 랙하우징(1)이 마련된다.1 is a partial cross-sectional view showing a state in which the inner ball joint is connected to the gearbox. As shown in the figure, the rack bar 3 is provided in a long hollow to the left and the right side, and the rack housing 1 in which the hydraulic valve 2 is installed in a direction intersecting the rack bar 3 is provided in the middle one side. .

이 랙하우징(1)의 내부에 설치되는 랙바(3)는 금속의 원봉으로서 미도시된 중간 일측에 랙이 형성되고, 중간 타측에는 피스톤(3a)이 마련되어 유압밸브(2)의 중심측에 마련된 피니언과 랙이 치합되어 동력을 전달받음과 동시에 유압밸브(2)에서 공급되는 유압으로 인해 좌,우측으로 동작된다.The rack bar 3 installed inside the rack housing 1 has a rack formed on one side of the middle not shown as a round rod of metal, and a piston 3a is provided on the other side of the rack housing 3 provided at the center side of the hydraulic valve 2. The pinion and the rack are engaged with each other to receive power and are operated left and right due to the hydraulic pressure supplied from the hydraulic valve 2.

한편, 랙하우징(1)의 개구된 양단에는 랙바(3)를 지지할 수 있도록 외주면은 랙하우징(1)에 밀착되고 내주면은 랙바(3)에 밀착되는 랙부시(4)와, 이 랙부시(4)의 축방향 외측으로 설치되어 랙바(3)의 이동을 제한할 수 있도록 중공의 랙스톱퍼(5)가 마련된다.On the other hand, the rack bush (4) in which the outer peripheral surface is in close contact with the rack housing (1) and the inner circumferential surface is in close contact with the rack bar (3) so that the open ends of the rack housing (1) can support the rack bar (3), and this rack bush A hollow rack stopper 5 is provided so as to be installed in the axially outer side of (4) to limit the movement of the rack bar 3.

또한, 랙하우징(1)의 외부 양측으로 연장되는 랙바(3)의 양측 선단에는 타이로드(6)가 연결 설치되는데, 이때 타이로드(6)와 랙바(3)는 이너볼조인트(7)로서연결된다.In addition, tie rods 6 are connected to both ends of the rack bar 3 extending to the outer both sides of the rack housing 1, wherein the tie rods 6 and the rack bar 3 are inner ball joints 7. Connected.

즉, 이너볼조인트(7)는 랙바(3)의 양측 선단에 결합되며 일측이 개구된 볼하우징(7a)과, 이에 대응되도록 양측에 마련된 타이로드(6)의 일단에 형성되어 볼하우징(7a)의 내부에 삽입 결합되는 볼부(7b)로서 이루어진다.That is, the inner ball joint 7 is coupled to both front ends of the rack bar 3 and has a ball housing 7a open at one side thereof, and is formed at one end of the tie rod 6 provided at both sides so as to correspond to the ball housing 7a. It is made as a ball portion 7b that is inserted into the inside of.

이때 볼하우징(7a)은 랙스톱퍼(5)의 내부면 지름에 비해 크게 마련됨으로 랙바(3)가 좌,우측으로 동작될 때 랙스톱퍼(5)의 외부측에서 이와 함께 연동되고 최대한 일측으로 이동되었을 때에는 랙스톱퍼(5)의 축방향 외부면과 밀착되어 랙바(3)의 이동을 제한하게 된다.At this time, the ball housing 7a is larger than the inner diameter of the rack stopper 5, so that when the rack bar 3 is operated left and right, the ball housing 7a is interlocked with and moved to one side as much as possible. When in contact with the axial outer surface of the rack stopper (5) to limit the movement of the rack bar (3).

그러나, 이와 같이 구성된 종래의 차량용 스티어링 시스템의 이너볼조인트는 스티어링 시스템의 잠금동작시 이너볼조인트의 볼하우징과 랙스톱퍼가 부딪혀서 충격음을 발생시키게 되므로, 운전자에게 불안감을 주고 되고, 더 나아가 차량의 신뢰성까지 저하시키게되는 문제점으로 작용하게 되었다.However, since the inner ball joint of the conventional steering system for a vehicle configured as described above generates an impact sound when the inner ball joint's ball housing and the rack stopper collide with each other during the locking operation of the steering system, the driver gives anxiety to the driver and furthermore, the reliability of the vehicle. It has been a problem that is lowered until.

본 발명은 이와 같은 종래의 문제점을 해결하기 위한 것으로서, 본 발명의 목적은 랙하우징의 양단에 설치된 랙스톱퍼와, 이와 마주하여 밀착되는 이너볼조인트 사이의 충격음을 저감시킬 수 있도록 그 사이에 댐퍼링을 마련한 차량용 스티어링 시스템의 이너볼조인트에 관한 것이다.The present invention is to solve such a conventional problem, an object of the present invention is a damping ring between the rack stopper is installed on both ends of the rack housing and the impact sound between the inner ball joint is in close contact with this It relates to an inner ball joint of the steering system for the vehicle provided.

도 1은 종래의 이너볼조인트의 설치상태를 보인 단면도이다.1 is a cross-sectional view showing an installation state of a conventional inner ball joint.

도 2는 본 발명에 따른 이너볼조인트의 설치상태를 보인 단면도이다.2 is a cross-sectional view showing an installation state of the inner ball joint according to the present invention.

도 3은 본 발명에 따른 댐퍼링의 사시도이다.3 is a perspective view of a damper ring according to the present invention.

〈도면의 주요 부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>

10:랙하우징 30:랙바10: rack housing 30: rack bar

50:랙스톱퍼 60:타이로드50: rack stopper 60: tie rod

70:이너볼조인트 80:볼하우징70: inner ball joint 80: ball housing

81:나사부 82:걸림턱81: threaded portion 82: locking jaw

90:볼부 100:댐퍼링90: ball part 100: damper ring

101:결합공 102:압착돌기101: coupling hole 102: crimping projection

이와 같은 목적을 달성하기 위한 본 발명 차량용 스티어링 시스템의 이너볼조인트는, 중공으로 마련된 랙하우징의 내부에 축방향으로 이동 가능하게 설치되되양단은 상기 랙하우징의 외부로 연장된 랙바와, 내부면은 상기 랙바의 외부면과 상기 랙하우징의 양단측 내부면 사이에 마련된 랙스톱퍼와, 상기 랙바의 양단에 결합되도록 일측에는 나사부가 형성되고 타측은 개구형성된 볼하우징과, 상기 볼하우징의 내부에 삽입 결합되는 볼부를 구비하는 차량용 스티어링 시스템의 이너볼조인트에 있어서, 상기 랙스톱퍼와 볼하우징 사이의 충격음을 저감시킬 수 있도록 상기 볼하우징 외부를 감싸 밀착 고정되며, 축방향 일측면은 상기 볼하우징에 고정되고, 타측면은 상기 랙스톱퍼와 밀착 가능한 완충재질의 댐퍼링이 마련된 것을 특징으로 한다.The inner ball joint of the steering system for a vehicle according to the present invention for achieving the above object is installed to be movable in the axial direction inside the rack housing provided in a hollow, both ends of the rack bar extending to the outside of the rack housing, the inner surface is A rack stopper provided between an outer surface of the rack bar and an inner surface of both ends of the rack housing, a screw portion formed on one side of the rack bar to be coupled to both ends of the rack bar, and an opening formed on the other side of the rack bar, and inserted into the inside of the ball housing; In the inner ball joint of the steering system for a vehicle having a ball unit that is, the outer side of the ball housing to be tightly fixed to reduce the impact sound between the rack stopper and the ball housing, the axial one side is fixed to the ball housing On the other side, the rack stopper is characterized in that the damper ring of the cushioning material that is in close contact with the provided.

이하에서는 첨부한 도면을 참조하여 본 발명에 따른 차량용 스티어링 시스템의 이너볼조인트의 바람직한 일실시예를 상세히 설명한다.Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the inner ball joint of the vehicle steering system according to the present invention.

도 2는 본 발명에 따른 이너볼조인트의 설치상태를 보인 부분단면도이다. 이에 도시된 바와 같이, 좌,우측으로 길게 중공으로 마련되어 내부에 랙바(30)가 설치되고 중간 일측에는 랙바(30)와 교차하는 방향으로 로터리밸브(20)가 설치된 랙하우징(10)이 마련된다.Figure 2 is a partial cross-sectional view showing an installation state of the inner ball joint according to the present invention. As shown in the figure, the rack bar 30 is provided in the hollow to the left, the right side is installed inside the rack housing 10 is provided with a rotary valve 20 in the direction intersecting the rack bar 30 on one side of the middle. .

이 랙하우징(10)의 내부에 설치되는 랙바(30)는 금속의 원봉으로서 미도시된 중간 일측에 랙이 형성되고, 중간 타측에는 피스톤(31)이 마련되어 로터리밸브(20)의 중심측에 마련된 피니언과 랙이 치합되어 동력을 전달받음과 동시에 로터리밸브(20)에서 공급되는 유압으로 인해 좌,우측으로 동작된다.The rack bar 30 installed inside the rack housing 10 has a rack formed on one side of the middle, not shown, as a circular rod of metal, and a piston 31 is provided on the other side of the rack housing, which is provided on the center side of the rotary valve 20. The pinion and the rack are engaged with each other to receive power and operate left and right due to the hydraulic pressure supplied from the rotary valve 20.

한편, 랙하우징(10)의 개구된 양단에는 랙바(30)를 지지할 수 있도록 외주면은 랙하우징(10)에 밀착되고 내주면은 랙바(30)에 밀착되는 랙부시(40)와, 이 랙부시(40)의 외측으로 마련되어 랙바(30)의 이동을 제한할 수 있도록 중공의 랙스톱퍼(50)가 마련된다.On the other hand, the outer circumferential surface is in close contact with the rack housing 10 and the inner circumferential surface is in close contact with the rack bar 30 so as to support the rack bar 30 at both open ends of the rack housing 10, and the rack bush A hollow rack stopper 50 is provided outside the 40 to limit the movement of the rack bar 30.

또한, 랙하우징(10)의 외부 양측으로 연장되는 랙바(30)의 양측 선단에는 타이로드(60)가 연결 설치되는데, 이때 타이로드(60)와 랙바(30)는 이너볼조인트(70)로서 연결된다.In addition, tie rods 60 are installed at both ends of the rack bar 30 extending to both outer sides of the rack housing 10, wherein the tie rod 60 and the rack bar 30 are inner ball joints 70. Connected.

이 이너볼조인트(70)는 랙바(30)의 양측 선단 내부에 삽입되어 이에 나사 결합될 수 있도록 일측 외주면에 나사부(81)가 형성되고 타측은 개구형성된 볼하우징(80)과, 차량의 스티어링용 타이어와 연결되는 타이로드(60)의 일단에 형성되어 이 볼하우징(80)의 내부에 삽입 결합되는 볼부(90)로서 이루어진다.The inner ball joint 70 has a threaded portion 81 formed at one outer circumferential surface of the rack bar 30 so as to be inserted into both ends of the rack bar 30 and screwed thereto, and the ball housing 80 having an opening formed at the other side thereof, and for steering the vehicle. It is formed as one end of the tie rod 60 is connected to the tire is formed as the ball portion 90 is inserted into the ball housing 80.

이때 볼하우징(80)은 랙스톱퍼(50)의 내부면 지름에 비해 크게 마련됨으로 랙바(30)가 좌,우측으로 동작될 때 랙스톱퍼(50)의 외부측에서 이와 함께 연동되고 최대한 일측으로 이동되었을 때에는 랙스톱퍼(50)의 축방향 외부면과 밀착되어 랙바(30)의 이동을 제한하게 된다.At this time, the ball housing 80 is provided with a larger than the diameter of the inner surface of the rack stopper 50, when the rack bar 30 is operated to the left and right, interlocked with it from the outside of the rack stopper 50 and moved to one side as much as possible. When in contact with the axial outer surface of the rack stopper 50 is to limit the movement of the rack bar (30).

특히, 본 발명에서는 랙스톱퍼(50)와 이너볼조인트(70)의 볼하우징(80)이 밀착되어 발생되는 충격음을 저감시킬 수 있도록 그 사이에 댐퍼링(100)이 마련된다.In particular, in the present invention, the damper ring 100 is provided between the rack stopper 50 and the ball housing 80 of the inner ball joint 70 so as to reduce the impact sound generated.

이 댐퍼링(100)은 양측에 형성되는 랙스톱퍼(50)와 이너볼조인트(70)사이 공간에, 좌,우 구분 없이 모두 사용할 수 있도록, 서로 동일한 형상으로 마련되는 이너볼조인트(70)에 설치되는 것으로서, 그 재질은 금속재에 비해 연성재질(완충재질)인 엔지니어링 플라스틱(Engineering Plastic)으로 마련된다.The damper ring 100 has a space between the rack stopper 50 and the inner ball joint 70 formed on both sides thereof, so that the damper ring 100 can be used without distinguishing between left and right sides. As installed, the material is made of engineering plastic that is a soft material (buffer material) compared to the metal material.

도 3에 도시된 바와 같이, 이 댐퍼링(100)은 중공의 링으로서, 중심측 내부에는 볼하우징(80)의 나사부(81) 외측으로 설치될 수 있도록 결합공(101)이 형성되고, 이 결합공(101)의 내부면에는 중심측으로 돌출 형성되는 압착돌기(102)가 마련된다.As shown in FIG. 3, the damper ring 100 is a hollow ring, and a coupling hole 101 is formed inside the center side so that the damper ring 100 may be installed outside the threaded portion 81 of the ball housing 80. The inner surface of the coupling hole 101 is provided with a crimping projection 102 protruding toward the center side.

즉, 볼하우징(80)의 나사부(81) 외측에는 볼하우징(80)의 개구형성된 측으로 점차 지름이 커지도록 다단으로 마련되고, 이로 인해 그 사이에는 걸림턱(82)이 마련되는데, 이 걸림턱(82)에 댐퍼링(100)이 설치되는 것이다.That is, the outer side of the threaded portion 81 of the ball housing 80 is provided in multiple stages so as to gradually increase in diameter toward the opening formed side of the ball housing 80, which is provided with a locking jaw 82 therebetween. The damper ring 100 is installed at 82.

또, 압착돌기(102)는 걸림턱(82)에 진입되는 측과 그 반대측이 경사지도록 직각 삼각형의 반경방향 단면을 가지는 돌기로서 중심측으로 돌출되는 그 선단측이 볼하우징(80)의 걸림턱(82) 외주면과 밀착 고정되는 것이다.In addition, the crimping protrusion 102 is a protrusion having a radial cross section of a right triangle so that the side entering the locking jaw 82 and the opposite side thereof are inclined, and the front end side of the crimping protrusion protruding toward the center side has a locking jaw ( 82) It is fixed close to the outer circumferential surface.

이때, 압착돌기(102)는 걸림턱(82)에 진입하기 용이하도록 그 선단측이 걸림턱(82)과 이격되는 측을 향하도록 배치되어 그 내부로 볼하우징(80)의 걸림턱(82)이 진입될 때 최초에는 원주방향으로 이격되고, 점차 진입될수록 그 사이가 밀착되는 것이다.At this time, the pressing projection 102 is disposed so that the front end side is toward the side spaced apart from the locking jaw 82 so as to easily enter the locking jaw 82, the locking jaw 82 of the ball housing 80 therein. When entering, they are first spaced apart in the circumferential direction, and the more they enter, the closer they are to each other.

이와 같이 구성된 본 발명의 차량용 스티어링 시스템의 이너볼조인트는, 랙바(30)와 이너볼조인트(70)의 볼하우징(80)을 나사결합하기 전에 볼하우징(80)의 나사부(81) 외측의 걸림턱(82)에 댐퍼링(100)을 설치하는데, 이때 댐퍼링(100)의 압착돌기(102) 선단이 나사부(82)와 인접하도록 배치한다.The inner ball joint of the steering system for a vehicle according to the present invention configured as described above is caught outside the threaded portion 81 of the ball housing 80 before screwing the ball housing 80 of the rack bar 30 and the inner ball joint 70. The damper ring 100 is installed at the jaw 82, and the tip of the pressing protrusion 102 of the damper ring 100 is disposed to be adjacent to the screw part 82.

이로써, 스티어링 시스템의 동작시 랙바(30)가 좌,우측으로 동작되고, 스티어링 시스템의 잠금동작시 볼하우징(80)과 랙스톱퍼(50)가 밀착되는데, 이때 본 발명에서는 볼하우징(80)의 배면측에 고정 설치된 댐퍼링(100)이 랙스톱퍼(50)와 밀착되어 자체적인 탄성력으로 인해 그 사이의 충격을 완화시켜줌과 동시에 충격음을 저감시키게 된다.As a result, the rack bar 30 is operated left and right when the steering system is operated, and the ball housing 80 and the rack stopper 50 are in close contact with each other during the locking operation of the steering system. In this case, the ball housing 80 The damper ring 100 fixedly fixed to the rear side is in close contact with the rack stopper 50 to mitigate the impact therebetween due to its own elastic force and at the same time reduce the impact sound.

이상에서 상세히 설명한 바와 같이, 본 발명에 따른 차량용 스티어링 시스템의 이너볼조인트는, 동일한 형상으로 마련되어 랙바의 양측에 결합되는 이너볼조인트의 볼하우징 외부에 댐퍼링을 설치됨으로써, 댐퍼링을 좌,우 구분 없이 사용할 수 있고, 단순한 구조의 댐퍼링으로 인해 랙스톱퍼와 이너볼조인트 사이의 충격음을 저감시킬 수 있어 운전자가 느끼는 불안감을 해소할 수 있고, 차량의 신뢰성을 향상시키는 이점이 있다.As described in detail above, the inner ball joint of the steering system for a vehicle according to the present invention is provided with the same shape, the damper ring is provided on the outside of the ball housing of the inner ball joint coupled to both sides of the rack bar, the damper ring left and right It can be used without distinction, and the damping structure of the simple structure can reduce the impact sound between the rack stopper and the inner ball joint, thereby relieving anxiety felt by the driver and improving the reliability of the vehicle.

Claims (2)

중공으로 마련된 랙하우징의 내부에 축방향으로 이동 가능하게 설치되되 양단은 상기 랙하우징의 외부로 연장된 랙바와, 내부면은 상기 랙바의 외부면과 상기 랙하우징의 양단측 내부면 사이에 마련된 랙스톱퍼와, 상기 랙바의 양단에 결합되도록 일측에는 나사부가 형성되고 타측은 개구형성된 볼하우징과, 상기 볼하우징의 내부에 삽입 결합되는 볼부를 구비하는 차량용 스티어링 시스템의 이너볼조인트에 있어서,The rack is installed to be movable in the axial direction inside the rack housing provided in a hollow, both ends of the rack bar extending to the outside of the rack housing, the inner surface is provided between the outer surface of the rack bar and the inner surface of both ends of the rack housing In the inner ball joint of the steering system for a vehicle having a stopper, a threaded portion formed on one side and an opening formed on the other side to be coupled to both ends of the rack bar, and a ball portion inserted into the ball housing. 상기 랙스톱퍼(50)와 볼하우징(80) 사이의 충격음을 저감시킬 수 있도록 상기 볼하우징(80) 외부를 감싸 밀착 고정되며, 축방향 일측면은 상기 볼하우징(80)에 고정되고, 타측면은 상기 랙스톱퍼(50)와 밀착 가능한 완충재질의 댐퍼링(100)이 마련된 것을 특징으로 하는 차량용 스티어링 시스템의 이너볼조인트.The outer side of the ball housing 80 is tightly fixed to reduce the impact sound between the rack stopper 50 and the ball housing 80, one axial side is fixed to the ball housing 80, the other side The inner ball joint of the steering system for a vehicle, characterized in that the damper ring 100 of the shock absorbing material 100 is in close contact with the rack stopper 50 is provided. 제 1항에 있어서,The method of claim 1, 상기 댐퍼링(100)의 내부에는 중공의 결합공(101)이 마련되고 이 결합공(101)의 내부에는 상기 볼하우징(80)과 견고히 밀착될 수 있도록 중심측으로 좁아지도록 경사지게 돌출되는 압착돌기(102)가 마련된 것을 특징으로 하는 차량용 스티어링 시스템의 이너볼조인트.The inside of the damper ring 100 is provided with a hollow coupling hole 101, the inside of the coupling hole 101, the compression projection protruding inclined to narrow to the center side so as to be in close contact with the ball housing 80 ( Inner ball joint of the steering system for a vehicle, characterized in that the 102 is provided.
KR1020010070775A 2001-11-14 2001-11-14 Inner ball joint of steering device for vehicle KR100746693B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109982915A (en) * 2016-10-11 2019-07-05 捷太格特欧洲公司 Steering linkage with the elastic damper protected by the sleeve for turning to shell

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JP3401435B2 (en) * 1998-07-01 2003-04-28 菊水化学工業株式会社 Joint filling material and wall structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109982915A (en) * 2016-10-11 2019-07-05 捷太格特欧洲公司 Steering linkage with the elastic damper protected by the sleeve for turning to shell

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