KR100457088B1 - Structure of air bag cover - Google Patents
Structure of air bag cover Download PDFInfo
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- KR100457088B1 KR100457088B1 KR10-2002-0063908A KR20020063908A KR100457088B1 KR 100457088 B1 KR100457088 B1 KR 100457088B1 KR 20020063908 A KR20020063908 A KR 20020063908A KR 100457088 B1 KR100457088 B1 KR 100457088B1
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- groove
- deployment
- skin
- airbag
- grooves
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Classifications
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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
- B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
- B60R21/2165—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by a tear line for defining a deployment opening
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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
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
Abstract
본 발명은 에어백 커버의 구조에 관한 것으로 전개성능이 뛰어나고 외관에 전개홈자국이 보이지 않게 하여 외관미를 향상시키는 에어백커버를 제공하기 위하여, 자동차용 에어백 모듈이 스킨의 내측에 설치되고, 상기 에어백 모듈이 일정압력에 의해 전개되도록 상기 스킨의 내측면에 다수개의 전개홈으로 형성되는 전개홈부를 포함하는 자동차의 에어백 커버 구조에 있어서, 상기 스킨은 0.7㎜∼1.2㎜의 두께로 형성되며; 상기 전개홈을 폭이 1.0㎜ ∼1.8㎜ 이고, 홈깊이가 0.1㎜∼1.0㎜로 형성하고; 상기 전개홈들을 피치가 1.3㎜∼1.8㎜로 연속적으로 배열한다.The present invention relates to a structure of an airbag cover, in order to provide an airbag cover that has excellent deployment performance and improves the appearance by not seeing a groove groove on the exterior, an airbag module for an automobile is installed inside the skin, and the airbag module An airbag cover structure of an automobile comprising a deployment groove formed on the inner side of the skin with a plurality of deployment grooves so as to be deployed by the constant pressure, wherein the skin is formed to a thickness of 0.7 mm to 1.2 mm; The developing groove has a width of 1.0 mm to 1.8 mm and a groove depth of 0.1 mm to 1.0 mm; The deployed grooves are continuously arranged at a pitch of 1.3 mm to 1.8 mm.
Description
본 발명은 에어백 커버의 구조에 관한 것으로, 상세히 하면 에어백커버의 스킨의 내측면에 일정크기의 전개홈을 연속적으로 형성하여 차량사고 발생시 에어백이 보다 신속하게 외부로 전개 가능하게 할 뿐 아니라, 스킨내부에 적정수치로 전개홈을 형성하여 외부의 미관을 해치지 아니하는 에어백 커버의 구조에 관한 것이다.The present invention relates to a structure of an airbag cover, and in detail, by continuously forming a deployment groove of a predetermined size on the inner surface of the skin of the airbag cover, the airbag can be deployed to the outside more quickly in the event of a vehicle accident, as well as inside the skin. The present invention relates to a structure of an airbag cover that does not harm the external aesthetic by forming a deployment groove at an appropriate value in the.
일반적으로 자동차의 안전장치에는 여러 가지가 있으며 그 중에서도 에어백 모듈은 운전자와 탑승자의 생명에 큰 영향을 주는 안전장치이다.In general, there are many safety devices for automobiles. Among them, airbag modules are safety devices that greatly affect the lives of drivers and passengers.
특히, 승객용 에어백(PAB, Passenger Air Bag)은 충돌사고 발생시 승객의 안전을 보호해 주게 되는데, 보통 스킨(2)에 전개홈(4)을 형성하여 그 내부에 설치하게 된다.In particular, the passenger air bag (PAB) is to protect the safety of the passenger in the event of a crash, it is usually installed in the skin (2) to form a groove (4).
이러한 승객용 에어백(도시하지 않음)은 스킨(2)의 내부에 설치되는 에어백 모듈(8)에 장착되고, 이 에어백 모듈의 전부(前部)에 해당되는 스킨(2) 상에 전개홈(4)을 형성한다. 그리고, 상기 전개홈(4)에 에어백 도어(6)를 장착하여 사용하게 된다.This passenger airbag (not shown) is mounted to the airbag module 8 installed inside the skin 2, and the deployment groove 4 on the skin 2 corresponding to the front of the airbag module. ). Then, the airbag door 6 is mounted on the deployment groove 4 to be used.
상기 전개홈(4)은 원형이나 다각형 등 여러 형상으로 이루어지고 상기 전개홈(4)에 맞도록 에어백 도어(6)는 형성된다.The deployment groove 4 is formed in various shapes such as a circle or a polygon, and the airbag door 6 is formed to fit the deployment groove 4.
자동차의 충돌사고시에 승객용 에어백(10)은 부피 팽창에 따른 전개압에 의하여 상기 전개홈부가 파열됨과 동시에 도어부가 외부로 개방되면서 전개된다.In the event of a collision of the vehicle, the passenger airbag 10 is deployed while the deployment groove is ruptured by the deployment pressure due to the volume expansion and the door is opened to the outside.
상기 전개홈은 외관 스킨에 전사되어 외관품질을 떨어뜨리는 문제점을 구비한다. 또한, 보다 효율적인 에어백 작동을 위해 에어백이 보다 신속하게 외부로 전개되도록 하는 전개홈이 요구된다.The development groove has a problem of being transferred to the appearance skin to degrade the appearance quality. There is also a need for a deployment groove that allows the airbag to deploy to the outside more quickly for more efficient airbag operation.
이에 본 발명은 상기와 같은 문제점들을 해소하기 위해 발명된 것으로써, 본 발명의 목적은 차량내부의 전면부 미관을 향상시키고, 또한 에어백의 전개성능을 향상시키는 에어백 커버 구조를 제공하는 것이다.Accordingly, the present invention has been invented to solve the above problems, an object of the present invention is to provide an airbag cover structure that improves the front aesthetics inside the vehicle, and also improves the deployment performance of the airbag.
도 1은 에어백커버의 전면 사시도이다.1 is a front perspective view of an airbag cover.
도 2는 도 1의 a-a'부의 단면도이다.FIG. 2 is a cross-sectional view of a-a 'part of FIG. 1. FIG.
도 3은 본 발명의 제 1 실시예에 따른 전개홈부의 확대도이다.Figure 3 is an enlarged view of the development groove portion according to the first embodiment of the present invention.
도 4는 도 2의 A-A'부의 단면도이다.4 is a cross-sectional view taken along the line AA ′ of FIG. 2.
도 5는 본 발명에 따른 제 2 실시예의 전개홈부(11)의 일부 확대도이다.5 is an enlarged view of a part of the development groove 11 of the second embodiment according to the present invention.
도 6은 도 4의 B-B'부의 단면도이다.6 is a cross-sectional view taken along the line BB ′ of FIG. 4.
도 7은 본 발명에 따른 제 3 실시예의 전개홈(12)의 일부 확대도이다.7 is a partially enlarged view of the deployment groove 12 of the third embodiment according to the present invention.
도 8은 도 6의 C-C'부의 단면도이다.8 is a cross-sectional view taken along the line CC ′ of FIG. 6.
도 9는 본 발명에 따른 제 4 실시예의 전개홈(12) 의 일부 확대도이다.9 is a partially enlarged view of the deployment groove 12 of the fourth embodiment according to the present invention.
도 10은 도 8의 D-D'부의 단면도이다.FIG. 10 is a cross-sectional view taken along the line D-D 'of FIG. 8.
*도면의 주요부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *
2 : 스킨 6 : 에어백 도어2: skin 6: airbag door
11 : 전개홈부 12 : 전개홈11: deployment groove 12: deployment groove
14 : 가로폭W 16 : 피치14: width W 16: pitch
18 : 홈깊이 20 : 세로너비18: groove depth 20: vertical width
32 : 제 1 전개홈 33 : 제 2 전개홈32: first deployment groove 33: second deployment groove
상기와 같은 목적을 달성하기 위한 본 발명은 자동차용 에어백 모듈이 스킨의 내측에 설치되고, 상기 에어백 모듈이 일정압력에 의해 전개되도록 상기 스킨의 내측면에 다수개의 전개홈으로 형성되는 전개홈부를 포함하는 자동차의 에어백 커버 구조에 있어서, 상기 스킨은 0.7㎜∼1.2㎜의 두께로 형성되며; 상기 전개홈은 폭이 1.0㎜ ∼1.8㎜ 이고, 홈깊이가 0.1㎜∼1.0㎜로 형성되며; 상기 전개홈은 피치가 1.3㎜∼1.8㎜로 연속적으로 배열되거나,The present invention for achieving the above object is a vehicle airbag module is installed on the inside of the skin, the airbag module includes a deployment groove formed in the plurality of deployment grooves on the inner surface of the skin so as to be deployed by a predetermined pressure In the vehicle airbag cover structure, the skin is formed to a thickness of 0.7mm to 1.2mm; The development groove has a width of 1.0 mm to 1.8 mm and a groove depth of 0.1 mm to 1.0 mm; The developing groove is continuously arranged pitch of 1.3mm to 1.8mm,
상기 스킨은 0.75㎜∼1.0㎜의 두께를 구비하고; 상기 전개홈부는 1.0㎜ ∼1.8㎜의 폭과 0.1㎜∼1.0㎜의 홈깊이를 구비하는 제 1 전개홈과, 0.2㎜ ∼0.5㎜의 폭과 0.1㎜∼1.0㎜의 홈깊이를 구비하는 제 2 전개홈으로 구성되며; 상기 제 1 전개홈과 제 2 전개홈은 피치가 1.2㎜∼2.3㎜로 교호적으로 연속배열된다.The skin has a thickness of 0.75 mm to 1.0 mm; The developing groove has a first developing groove having a width of 1.0 mm to 1.8 mm and a groove depth of 0.1 mm to 1.0 mm, and a second having a width of 0.2 mm to 0.5 mm and a groove depth of 0.1 mm to 1.0 mm. Consisting of a deployment groove; The first developing groove and the second developing groove are alternately continuously arranged in a pitch of 1.2 mm to 2.3 mm.
이하, 본 발명의 바람직한 실시예를 첨부된 도면을 참조하여 설명한다. 또한 본 실시예는 본 발명의 권리범위를 한정하는 것은 아니고, 단지 예시로 제시된 것이다.Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings. In addition, this embodiment is not intended to limit the scope of the present invention, but is presented by way of example only.
도 3은 본 발명에 따른 제 1 실시예의 전개홈부(11)의 일부 확대도이고, 도 4는 도 3의 A-A'부의 단면도이다. 도시한 바와 같이, 전개홈(12)은 0.7∼1.2㎜ 두께T(13)의 스킨의 내측면에 형성되며, 가로폭W(14)가 1.0∼1.8㎜, 피치P(16)가 1.3 ∼1.8㎜이며 홈의 깊이H(18)가 0.1∼1.0㎜인 형상으로 형성된다.3 is an enlarged view of a part of the development groove 11 of the first embodiment according to the present invention, and FIG. 4 is a sectional view taken along the line AA ′ of FIG. 3. As shown, the unfolding groove 12 is formed in the inner surface of the skin having a thickness T 13 of 0.7 to 1.2 mm, and the width W 14 is 1.0 to 1.8 mm and the pitch P 16 is 1.3 to 1.8. Mm and the depth H 18 of the groove is formed into a shape of 0.1 to 1.0 mm.
상기 전개홈(12)은 레이저 스코어링 장치를 이용하여 가공한다. 도 8의 세로너비B(20)는 스코어링장치의 설정치에 따라 상이하게 되며, 일반적으로 이 수치는 전개홈의 깊이H(18)에 따라 결정된다. 예를 들어 본 실시예와 같이 전개홈의 깊이가 0.1㎜∼1.0㎜인 경우에는 0.3㎜∼1.2㎜가 바람직하다.The developing groove 12 is processed using a laser scoring apparatus. The vertical width B 20 of FIG. 8 differs depending on the setting value of the scoring apparatus, and generally this value is determined according to the depth H 18 of the deployment groove. For example, when the depth of the groove is 0.1 mm to 1.0 mm as in the present embodiment, 0.3 mm to 1.2 mm is preferable.
도 5는 본 발명에 따른 제 2 실시예의 전개홈부의 일부 확대도이고, 도 6은 도 5의 B-B'부의 단면도이다. 도시한 바와 같이, 전개홈부는 0.7∼1.2㎜ 두께의 스킨의 내측면에 형성되며, 다수개의 상이한 형상의 홈이 교호(交互)로 배열되어 형성된다.FIG. 5 is an enlarged view of a portion of the deployment groove of the second embodiment according to the present invention, and FIG. 6 is a cross-sectional view of the portion BB ′ of FIG. 5. As shown, the unfolding groove portion is formed on the inner surface of the skin having a thickness of 0.7 to 1.2 mm, and a plurality of grooves of different shapes are formed alternately arranged.
구체적으로 설명하면, 1.0㎜ ∼1.8㎜의 가로폭W1(34)과 0.1㎜∼1.0㎜의 홈깊이를 구비하는 제 1 전개홈(32)을 형성하고, 0.2㎜ ∼0.5㎜의 가로폭W2(35)과 0.1㎜∼1.0㎜의 홈깊이H(18)를 구비하는 제 2 전개홈(33)을 연속적으로 배열한다. 그리고 상기 제 1 전개홈(32)을 다시 제 2 전개홈(33)에 이어서 배열하고 이 과정을 반복하여 전개홈부(11)를 형성한다.Specifically, the first development groove 32 having the width W1 34 of 1.0 mm to 1.8 mm and the groove depth of 0.1 mm to 1.0 mm is formed, and the width W2 of 0.2 mm to 0.5 mm ( 35) and the 2nd developing groove 33 provided with the groove depth H18 of 0.1 mm-1.0 mm are continuously arranged. In addition, the first deployment groove 32 is arranged next to the second deployment groove 33, and the process is repeated to form the deployment groove 11.
상기 제 1 전개홈(32)과 제 1 전개홈(32)의 중심사이의 간격인 피치P(16)는 1.2㎜∼2.3㎜로 설정한다.The pitch P 16, which is an interval between the center of the first developing groove 32 and the first developing groove 32, is set to 1.2 mm to 2.3 mm.
도 7은 본 발명에 따른 제 3 실시예의 전개홈부의 일부 확대도이고, 도 8은 도 7의 C-C'부의 단면도이다. 도시한 바와 같이, 다수개의 전개홈(12)을 0.7∼1.2㎜ 두께T(13)의 스킨의 내측면에 가로폭W(14)가 1.0∼1.8㎜, 피치P(16)가 1.3 ∼1.8㎜이며 홈의 깊이H(18)가 0.1∼1.0㎜로 형성하고, 상기 전개홈(12) 사이부분의 상면(36)을 0.1㎜ ∼0.5㎜ 제거한다.FIG. 7 is an enlarged view of a part of the deployment groove of the third embodiment according to the present invention, and FIG. 8 is a cross-sectional view of the CC ′ part of FIG. 7. As shown in the figure, the width W 14 is 1.0-1.8 mm and the pitch P 16 is 1.3-1.8 mm in the inner surface of the skin of 0.7-1.2 mm-thick T13 with many development grooves 12. As shown in FIG. And the depth H 18 of the groove is formed to be 0.1 to 1.0 mm, and the upper surface 36 of the portion between the development grooves 12 is removed from 0.1 mm to 0.5 mm.
도 9는 본 발명에 따른 제 4 실시예의 전개홈부의 일부 확대도이고, 도 10은 도 9의 D-D'부의 단면도이다. 도시한 바와 같이, 1.0㎜ ∼1.8㎜의 폭W1(34)과 0.1㎜∼1.0㎜의 홈깊이를 구비하는 제 1 전개홈(32)을 형성하고, 0.2㎜ ∼0.5㎜의 폭W2(35)과 0.1㎜∼1.0㎜의 홈깊이를 구비하는 제 2 전개홈(33)을 연속적으로 배열한다. 그리고 상기 제 1 전개홈(32)을 다시 제 2 전개홈(33)에 이어서 배열하고 이 과정을 반복하여 전개홈부를 형성한다.FIG. 9 is an enlarged view of a portion of the deployment groove of the fourth embodiment according to the present invention, and FIG. 10 is a cross-sectional view of the portion 'D-D' of FIG. As shown in the figure, a width W1 34 of 1.0 mm to 1.8 mm and a first developing groove 32 having a groove depth of 0.1 mm to 1.0 mm are formed, and a width W2 35 of 0.2 mm to 0.5 mm. And the second developing groove 33 having the groove depth of 0.1 mm to 1.0 mm are continuously arranged. Then, the first deployment groove 32 is arranged next to the second deployment groove 33 again, and the process is repeated to form the deployment groove portion.
상기 제 1 전개홈(32)과 제 1 전개홈(32)은 중심사이의 간격인 피치P(16)가 1.2㎜∼2.3㎜로 되도록 배열하고, 상기 제 1 전개홈과 제 2 전개홈의 사이부분의 상면(38)을 0.1㎜ ∼ 0.5㎜ 제거한다.The first deployment groove 32 and the first deployment groove 32 are arranged such that the pitch P 16, which is a distance between the centers, is 1.2 mm to 2.3 mm, and the space between the first development groove and the second development groove. The upper surface 38 of the portion is removed from 0.1 mm to 0.5 mm.
본 발명에 따르면, 차량의 충돌사고시에 에어백의 전개가 신속히 이루어져 승객의 안전성을 도모하고, 조수석의 전면 외관의 미감을 향상시켜, 제품의 외관품질을 향상 시킨다.According to the present invention, in the event of a collision of the vehicle, the air bag is rapidly deployed to improve the safety of the passengers, improve the aesthetics of the front appearance of the passenger seat, and improve the appearance quality of the product.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0063908A KR100457088B1 (en) | 2002-10-18 | 2002-10-18 | Structure of air bag cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0063908A KR100457088B1 (en) | 2002-10-18 | 2002-10-18 | Structure of air bag cover |
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| Publication Number | Publication Date |
|---|---|
| KR20040035157A KR20040035157A (en) | 2004-04-29 |
| KR100457088B1 true KR100457088B1 (en) | 2004-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2002-0063908A KR100457088B1 (en) | 2002-10-18 | 2002-10-18 | Structure of air bag cover |
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| Country | Link |
|---|---|
| KR (1) | KR100457088B1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000016221A (en) * | 1998-07-03 | 2000-01-18 | Toyoda Gosei Co Ltd | Instrument panel and manufacture thereof |
| KR100243887B1 (en) * | 1991-10-17 | 2000-03-02 | 다카다 쥬이치로 | Air bag cover |
| KR200272544Y1 (en) * | 2001-10-27 | 2002-04-20 | 현대모비스 주식회사 | Airbag cover |
| JP2002144999A (en) * | 2000-11-15 | 2002-05-22 | Inoac Corp | Tearing structure of air bag door |
| KR20030032073A (en) * | 2001-10-09 | 2003-04-26 | 현대모비스 주식회사 | Airbag Cover |
-
2002
- 2002-10-18 KR KR10-2002-0063908A patent/KR100457088B1/en active IP Right Grant
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100243887B1 (en) * | 1991-10-17 | 2000-03-02 | 다카다 쥬이치로 | Air bag cover |
| JP2000016221A (en) * | 1998-07-03 | 2000-01-18 | Toyoda Gosei Co Ltd | Instrument panel and manufacture thereof |
| JP2002144999A (en) * | 2000-11-15 | 2002-05-22 | Inoac Corp | Tearing structure of air bag door |
| KR20030032073A (en) * | 2001-10-09 | 2003-04-26 | 현대모비스 주식회사 | Airbag Cover |
| KR200272544Y1 (en) * | 2001-10-27 | 2002-04-20 | 현대모비스 주식회사 | Airbag cover |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040035157A (en) | 2004-04-29 |
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