KR20070065459A - The curtain air-bag prevention apparatus which sagging - Google Patents

The curtain air-bag prevention apparatus which sagging Download PDF

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Publication number
KR20070065459A
KR20070065459A KR1020050093950A KR20050093950A KR20070065459A KR 20070065459 A KR20070065459 A KR 20070065459A KR 1020050093950 A KR1020050093950 A KR 1020050093950A KR 20050093950 A KR20050093950 A KR 20050093950A KR 20070065459 A KR20070065459 A KR 20070065459A
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South Korea
Prior art keywords
tensioner
curtain air
mounting bracket
bag
inner panel
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KR1020050093950A
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Korean (ko)
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KR100747857B1 (en
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유재행
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현대자동차주식회사
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Priority to KR1020050093950A priority Critical patent/KR100747857B1/en
Publication of KR20070065459A publication Critical patent/KR20070065459A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/213—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/23138—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for side protection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/232—Curtain-type airbags deploying mainly in a vertical direction from their top edge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/06—Fixed roofs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
    • B60R2011/0049—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for non integrated articles
    • B60R2011/005—Connection with the vehicle part
    • B60R2011/0052—Connection with the vehicle part using screws, bolts, rivets or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R2021/003—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks characterised by occupant or pedestian
    • B60R2021/0039—Body parts of the occupant or pedestrian affected by the accident
    • B60R2021/0048—Head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R2021/161—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by additional means for controlling deployment trajectory
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/235—Inflatable members characterised by their material
    • B60R2021/23504—Inflatable members characterised by their material characterised by material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Air Bags (AREA)

Abstract

The curtain air-bag prevention apparatus which sagging is provided to prevent the curtain air-bag from being deflected and to improve workability. The curtain air-bag prevention apparatus which sagging includes a mounting bracket(10) temporally mounted to an inner panel. The mounting bracket has downwardly bent ends and a locking hook(12) formed in the rear side. The mounting bracket has bolting holes formed in the front and rear sides on the same line. A tension unit(20) positioned in the mounting bracket has a cylindrical tensioner(22). The tensioner preferably has a coupling part to be coupled with threads of a coupling bolt(2) and the coupling part has a threads formed in the inner circumference. The tensioner is preferably made of plastic. The tensioner includes a wire(24) having an end connected to the tensioner and the other end connected to the curtain air-bag. The upper side of the curtain air-bag is temporally mounted to the inner panel of the vehicle.

Description

커튼에어백의 처짐 방지장치{The Curtain air-Bag Prevention Apparatus which sagging}Curtain air-Bag Prevention Apparatus which sagging}

도 1은 본 발명에 의한 커튼에어백의 처짐 방지장치를 도시한 도면.1 is a view showing a sag prevention device of a curtain air bag according to the present invention.

도 2는 본 발명에 의한 커튼에어백의 처짐 방지장치와 커튼에어백이 가장착된 상태를 도시한 도면.Figure 2 is a view showing a state in which the curtain airbag sag prevention device and curtain airbag according to the present invention is most attached.

도 3a 내지 도 3c는 본 발명에 의한 커튼에어백 처짐 방지장치의 텐션부와 체결볼트의 결합 상태를 도시한 도면.Figure 3a to 3c is a view showing a coupling state of the tension portion and the fastening bolt of the curtain air bag sag prevention device according to the present invention.

도시한 도면.Figure shown.

*도면의 주요 부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *

1 : 커튼에어백 3 : 인너패널 1: curtain air bag 3: inner panel

10 : 장착 브라켓 12 : 걸림후크10: mounting bracket 12: hook hook

20 : 텐션부 22 : 텐셔너20: tension unit 22: tensioner

24 : 와이어24: wire

본 발명은 차량의 인너패널상에 설치되는 커튼에어백이 차체 패널의 제품편 차 또는 커튼에어백에 형성된 장착부와 장착부 사이에서 처지는 현상을 방지하기 위한 커튼에어백의 처짐 방지장치에 관한 것이다.The present invention relates to a droop prevention apparatus of a curtain airbag for preventing a curtain airbag installed on an inner panel of a vehicle from sagging between a product deviation of a vehicle body panel or a mounting portion formed on a curtain airbag and a mounting portion.

일반적으로, 에어백 시스템은 충돌센서, 에어백 모듈 및 에어백 콘트롤 유니트로 구성되며, 차량에 충돌이 발생될 때 상기 에어백을 가스로 부풀리게하여 차량에 탑승한 운전자 또는 탑승자 사이에 완충작용을 하여 운전자 또는 탑승자를 보호하는 안전장치이다.In general, the airbag system is composed of a collision sensor, an airbag module and an airbag control unit, and when the vehicle crashes, the airbag is inflated with gas to cushion the driver or occupant in the vehicle, thereby cushioning the driver or the occupant. It is a safety device to protect.

상기한 에어백 시스템은 차량의 전방 충돌을 대비하여 주로 개발되었고, 최근에는 측면 충돌 또는 전복을 대비하여 개발되고 있다.The airbag system has been mainly developed for the frontal collision of the vehicle, and recently has been developed for the side collision or overturning.

차량의 측면 충돌 사고시 루프 사이드 레일 부위가 심하게 변형되면서 실내 유입량이 많아지게 되고, 이로 인해 탑승자의 인체 상해치중 머리부위에 미치는 상해정도가 크게 나타나 이와 같은 부상을 방지하기 위해 차량의 루프라이너부위의 전체 측면을 따라 커튼에어백이 설치되어진다.In case of side collision of the vehicle, the roof side rail area is severely deformed, which increases the amount of indoor inflow. This causes a greater degree of injury to the head part of the passenger's injury, so that the entire roof liner area of the vehicle is prevented. Curtain airbags are installed along the sides.

상기 커튼에어백은 헤드라이닝과 차체 인너패널 사이에 위치하며 충돌시에 상기 헤드라이닝을 열고 전개되어 승객을 보호한다. 현재 커튼에어백은 장착 길이가 길어서 차체 인너패널에 형성된 장착홀과 장착홀 사이에서 상기 커튼에어백이 처지는 현상이 발생하고 있다. The curtain airbag is located between the headlining and the body inner panel and opens and deploys the headlining in the event of a crash to protect passengers. Currently, the curtain airbag has a long mounting length, and thus the curtain airbag sags between the mounting hole and the mounting hole formed in the vehicle inner panel.

즉, 상기 차체 인너패널을 따라 장착을 하다보니 상기 커튼에어백이나 차체 패널의 제품편차 등으로 장착홀 사이에서 커튼에어백의 처짐이 발생되는 문제점이 있었다.That is, the installation along the body inner panel has a problem that the curtain air bag sag between the mounting holes due to the product deviation of the curtain air bag or the body panel.

상기한 커튼에어백의 처짐은 헤드라인에 손상이 발생하거나 상기 헤드라이닝 의 끝단부가 벌어져서 갭(Gap)이 발생하는 문제점이 있었다. The deflection of the curtain airbag has a problem that a gap occurs due to damage to a headline or an open end of the headlining.

본 발명은 상기한 문제점을 해결하기 위하여 안출된 것으로서, 커튼에어백 장착시에 발생하는 처짐 현상을 방지하는데 그 목적이 있다.The present invention has been made in view of solving the above problems, and an object thereof is to prevent sag caused when curtain airbags are mounted.

상기한 목적을 달성하기 위한 본 발명은, 인너패널상에 가장착 가능하도록 걸림후크가 형성된 장착 브라켓; 및 상기 장착 브라켓 내부에 위치하고, 상기 인너패널에 결합되는 체결볼트와 결합 가능하도록 원통형상으로 형성되는 텐셔너와 일단이 상기 텐셔너에 연결되고 타단이 커튼에어백상에 연결되는 와이어가 구비된 텐션부를 포함하여 구성되는 커튼에어백의 처짐 방지장치를 제공하는 것을 특징으로 한다.The present invention for achieving the above object, the mounting bracket is formed hook hook to be most possible on the inner panel; And a tension part disposed in the mounting bracket and having a tensioner formed in a cylindrical shape so as to be coupled to a fastening bolt coupled to the inner panel, and one end connected to the tensioner and the other end connected to a curtain air bag. It is characterized by providing a drooping prevention device of the curtain airbag configured.

상기 텐셔너는 체결볼트의 나사부와 결합되는 체결부가 형성되는 것이 바람직하다. 왜냐하면, 상기 체결볼트와 결합된 텐셔너가 함께 회전할 때 와이어가 상기 텐셔너의 회전과 함께 상기 텐셔너의 외주면에 감기게 되고, 상기 와이어의 타단이 커튼에어백상에 연결 되어 있어 상기 커튼에어백을 당기게 되어 처짐을 방지하기 때문이다.The tensioner is preferably formed with a fastening portion that is coupled to the threaded portion of the fastening bolt. When the tensioner coupled with the fastening bolt rotates together, the wire is wound on the outer circumferential surface of the tensioner together with the rotation of the tensioner, and the other end of the wire is connected to the curtain airbag to pull the curtain airbag. Because it prevents.

그리고, 상기 텐셔너는 플라스틱 재질로 이루어지는 것이 바람직하다.In addition, the tensioner is preferably made of a plastic material.

이하, 본 발명의 바람직한 실시예를 첨부된 도면을 참조하여 설명하기로 한다.Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

도 1은 본 발명에 의한 커튼에어백의 처짐 방지장치를 도시한 도면이고, 도 2는 본 발명에 의한 커튼에어백의 처짐 방지장치와 커튼에어백이 가장착된 상태를 도시한 도면이다.1 is a view showing a deflection prevention device for a curtain airbag according to the present invention, Figure 2 is a view showing a state where the deflection prevention device and curtain airbag of the curtain airbag according to the present invention is attached.

첨부된 도 1 내지 도 2를 참조하면, 인너패널(3)상에 가장착 되는 장착 브라켓(10)은 양단이 각각 하향 절곡된 플레이트 구조를 갖으며, 후면에 걸림후크(12)가 형성되어 있다. 또한, 상기 장착 브라켓(10)의 정면과 후면상에는 동일선상에 관통 형성된 볼팅홀이 형성되어 있다.1 to 2, the mounting bracket 10 most attached to the inner panel 3 has a plate structure in which both ends are bent downward, and a hook hook 12 is formed on the rear surface thereof. . In addition, bolting holes penetrating through the same line are formed on the front and rear surfaces of the mounting bracket 10.

상기 장착 브라켓(10) 내부에 위치하는 텐션부(20)는 원통형상으로 형성된 텐셔너(22)가 구비된다. 상기 텐셔너(22)는 체결볼트(2)의 나사부와 결합되는 체결부(23)가 형성되는 것이 바람직하며 상기 체결부(23)는 내주면에 나사선이 형성되어진 구조로 구성된다. 또한, 상기 텐셔너(22)는 플라스틱 재질로 이루어지는 것이 바람직하다.The tension unit 20 positioned inside the mounting bracket 10 is provided with a tensioner 22 formed in a cylindrical shape. The tensioner 22 is preferably formed with a fastening portion 23 is coupled to the threaded portion of the fastening bolt 2, the fastening portion 23 is composed of a structure in which a screw line is formed on the inner peripheral surface. In addition, the tensioner 22 is preferably made of a plastic material.

상기 텐셔너(22)에는 일단이 상기 텐셔너(22)에 연결되고 타단이 커튼에어백(1)상에 연결되는 와이어(24)가 구비된다.The tensioner 22 is provided with a wire 24 having one end connected to the tensioner 22 and the other end connected to the curtain airbag 1.

상기와 같이 구성되는 본 발명에 의한 커튼에어백 처짐 방지장치의 텐션부와 체결볼트의 결합 상태를 도면을 참조하여 상세히 설명한다.The engagement state of the tension portion and the fastening bolt of the curtain airbag sag prevention device according to the present invention configured as described above will be described in detail with reference to the drawings.

첨부된 도 2를 참조하면, 커튼에어백(1)의 상부를 차량의 인너패널(3)에 가장착 한다. 상기 상태는 인너패널(3) 상에 장착 브라켓(10)이 가장착된 상태이며 상기 커튼에어백(1)의 상단에 와이어(24)가 당겨지지 않은 상태로 위치해 있다.Referring to FIG. 2, the upper portion of the curtain airbag 1 is most closely attached to the inner panel 3 of the vehicle. In this state, the mounting bracket 10 is most attached on the inner panel 3 and the wire 24 is not pulled on the top of the curtain airbag 1.

상기와 같은 상태에서 커튼에어백(1)의 장착브라켓(10) 내부의 텐셔너(22)에 체결볼트(2)를 결합시키면 다음과 같이 체결된다.When the fastening bolt 2 is coupled to the tensioner 22 in the mounting bracket 10 of the curtain air bag 1 in the above state is fastened as follows.

첨부된 도 3a를 참조하면, 상기 장착 브라켓(10) 내부에 텐션부(20)가 위치한 상태에서 작업자는 체결볼트를 텐션부(20)의 텐셔너(22)로 삽입한다. Referring to FIG. 3A, the operator inserts the fastening bolt into the tensioner 22 of the tension unit 20 while the tension unit 20 is located inside the mounting bracket 10.

도 3b를 참조하면, 도 3a의 상태에서 작업자는 별도의 공구를 이용하여 상기 체결볼트(2)를 회전시키게 되면 상기 체결볼트(2)의 나사부가 상기 텐셔너(22)의 체결부(23)와 맞물려 결합하게되고, 상기 체결볼트(2)의 회전 동작과 맞물려서 텐셔너(22)가 회전하기 시작한다.Referring to FIG. 3B, in the state of FIG. 3A, when the operator rotates the fastening bolt 2 using a separate tool, the threaded portion of the fastening bolt 2 and the fastening portion 23 of the tensioner 22 are rotated. Engagement and engagement, the tensioner 22 begins to rotate by engaging the rotational motion of the fastening bolt (2).

이와 동시에 상기 텐셔너(22)에 연결 설치된 와이어(24)가 상기 텐셔너(22)의 외주면에 감기면서 상기 와이어(24)의 타단과 연결된 커튼에어백(1)을 당기게 되어 상기 커튼에어백(1)의 처짐이 없어지게 된다. At the same time, the wire 24 connected to the tensioner 22 is wound on the outer circumferential surface of the tensioner 22 and pulls the curtain airbag 1 connected to the other end of the wire 24 to sag the curtain airbag 1. Will disappear.

또한, 상기 와이어(24)에 발생하는 장력에 의해 텐셔너(22)의 체결부(23)에 형성된 나사선이 뭉게지게된다. 왜냐하면, 상기 텐셔너(22)는 플라스틱 재질이고, 상기 체결볼트(2)는 금속 재질로 이루어져 있기 때문에 상기 체결볼트(2)에 의해 텐셔너(22)의 체결부(23)가 변형되게된다.In addition, the threads formed on the fastening portion 23 of the tensioner 22 are agglomerated by the tension generated in the wire 24. Because the tensioner 22 is made of plastic and the fastening bolt 2 is made of metal, the fastening portion 23 of the tensioner 22 is deformed by the fastening bolt 2.

첨부된 도 3c를 참조하면, 도 3b의 상태로 상기 체결볼트(2)가 계속해서 회전하게되면 상기 장착 브라켓(10)을 지나서 인너패널(3)에 결합되어 고정된다. 상기 상태는 상기 체결볼트(2)의 머리부가 상기 텐셔너(22)를 상기 인터패널(3)을 향해 가압하게되어 상기 텐셔너(22)를 고정하게된다.Referring to FIG. 3C, when the fastening bolt 2 continues to rotate in the state of FIG. 3B, it is coupled to the inner panel 3 through the mounting bracket 10 and fixed. In this state, the head of the fastening bolt 2 presses the tensioner 22 toward the interpanel 3 to fix the tensioner 22.

상기와 같은 방법으로 상기 체결볼트(2)를 이용하여 커튼에어백(1)을 인너패널(3)상에 설치하게되면 상기 인너패널(3)을 따라 상기 커튼에어백(1)의 처짐이 발생하지 않게된다.When the curtain airbag 1 is installed on the inner panel 3 using the fastening bolt 2 in the same manner as described above, the curtain airbag 1 does not sag along the inner panel 3. do.

한편, 본 발명은 발명의 요지를 벗어남이 없이 당해 발명이 속하는 분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변경 실시가 가능할 것이다. On the other hand, the present invention can be variously modified by those skilled in the art without departing from the gist of the invention.

이상에서 설명한 바와 같이, 본 발명에 따른 커튼에어백의 처짐 방지장치는 커튼에어백 장착시 발생되는 처짐을 방지하는 효과가 있다.As described above, the curtain air bag sagging prevention device according to the present invention has an effect of preventing the sag generated when the curtain air bag is mounted.

또한, 커튼에어백 장착시 발생되는 각종 문제점이 발생되지 않아 작업자의 작업성을 향상시키는 효과가 있다.In addition, various problems that occur when the curtain air bag is installed does not occur, there is an effect of improving the workability of the operator.

Claims (3)

차량의 인너패널상에 설치되는 커튼에어백에 있어서,In the curtain air bag installed on the inner panel of the vehicle, 상기 인너패널상에 가장착 가능하도록 걸림후크(12)가 형성된 장착 브라켓(10); 및A mounting bracket 10 having a hook hook 12 formed on the inner panel to be most attachable thereto; And 상기 장착 브라켓(10) 내부에 위치하고, 상기 인너패널에 결합되는 체결볼트와 결합 가능하도록 원통형상으로 형성되는 텐셔너(22), 일단이 상기 텐셔너(22)에 연결되고 타단이 커튼에어백상에 연결되는 와이어(24)가 구비된 텐션부(20)를 포함하여 구성되는 것을 특징으로 하는 커튼에어백의 처짐 방지장치.Located in the mounting bracket 10, the tensioner 22 is formed in a cylindrical shape to be coupled to the fastening bolt coupled to the inner panel, one end is connected to the tensioner 22 and the other end is connected to the curtain air bag The sagging prevention device of the curtain airbag, characterized in that it comprises a tension portion 20 provided with a wire (24). 제 1항에 있어서,The method of claim 1, 상기 텐셔너(22)는 체결볼트의 나사부와 결합되는 체결부(23)가 형성되는 것을 특징으로 하는 커튼에어백의 처짐 방지장치.The tensioner 22 is a curtain air bag sagging prevention device, characterized in that the fastening portion 23 is coupled to the screw portion of the fastening bolt is formed. 제 1항에 있어서,The method of claim 1, 상기 텐셔너(22)는 플라스틱 재질로 이루어지는 것을 특징으로 하는 커튼에어백의 처짐 방지장치.The tensioner 22 is sagging prevention device of the curtain air bag, characterized in that made of a plastic material.
KR1020050093950A 2005-10-06 2005-10-06 The Curtain air-Bag Prevention Apparatus which sagging KR100747857B1 (en)

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