JP2010120566A5 - - Google Patents

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Publication number
JP2010120566A5
JP2010120566A5 JP2008297627A JP2008297627A JP2010120566A5 JP 2010120566 A5 JP2010120566 A5 JP 2010120566A5 JP 2008297627 A JP2008297627 A JP 2008297627A JP 2008297627 A JP2008297627 A JP 2008297627A JP 2010120566 A5 JP2010120566 A5 JP 2010120566A5
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JP
Japan
Prior art keywords
skin
airbag door
base material
manufacturing
automobile airbag
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2008297627A
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Japanese (ja)
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JP2010120566A (en
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Publication date
Application filed filed Critical
Priority to JP2008297627A priority Critical patent/JP2010120566A/en
Priority claimed from JP2008297627A external-priority patent/JP2010120566A/en
Publication of JP2010120566A publication Critical patent/JP2010120566A/en
Publication of JP2010120566A5 publication Critical patent/JP2010120566A5/ja
Pending legal-status Critical Current

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Claims (8)

表皮と発泡層と基材とが順に積層されるインストルメントパネルに一体形成されると共に、前記基材のドア基材部分にはエアバッグの作動時に破断展開させるためのティアラインが形成されている自動車のエアバッグドアであって、
前記表皮は、内部に複数の発泡部を有することを特徴とする自動車のエアバッグドア。 The skin, the foam layer, and the base material are integrally formed on an instrument panel that is sequentially laminated, and a tear line for breaking and deploying when the airbag is operated is formed on the door base material portion of the base material. A car airbag door,
An automobile airbag door characterized in that the skin has a plurality of foamed portions therein. 前記発泡部を有する前記表皮は、熱可塑性樹脂に発泡材が添加されて形成されていることを特徴とする請求項１に記載された自動車のエアバッグドア。   The automobile airbag door according to claim 1, wherein the skin having the foamed portion is formed by adding a foaming material to a thermoplastic resin. 前記発泡材の添加率が０．２〜０．４％の範囲において、前記表皮の単体破断強度は２．０〜７．０ＭＰａの範囲で設定されていることを特徴とする請求項２に記載された自動車のエアバッグドア。   The single-piece breaking strength of the skin is set in the range of 2.0 to 7.0 MPa when the addition ratio of the foaming material is in the range of 0.2 to 0.4%. Car airbag doors. 前記表皮と前記発泡層との剥離強度は、前記表皮の単体破断強度よりも大きいことを特徴とする請求項３に記載された自動車のエアバッグドア。   The automobile airbag door according to claim 3, wherein a peel strength between the skin and the foam layer is larger than a single breaking strength of the skin. 表皮と発泡層と基材とを順に積層したインストルメントパネルに一体形成し、前記基材のドア基材部分にはエアバッグの作動時に破断展開させるためのティアラインを形成する自動車のエアバッグドアの製造方法であって、
前記表皮は、熱可塑性樹脂に発泡材を所定の割合で添加し、加熱して成型することを特徴とする自動車のエアバッグドアの製造方法。 An automobile airbag door that is integrally formed on an instrument panel in which a skin, a foam layer, and a base material are laminated in order, and a tear line is formed in the base material portion of the base material for breaking and deploying when the airbag is operated. A manufacturing method of
The method of manufacturing an automobile airbag door, wherein the skin is formed by adding a foaming material to a thermoplastic resin at a predetermined ratio and then heating and molding. 熱可塑性樹脂に対し前記発泡材を０．２〜０．４％の添加率で添加し、前記表皮の単体破断強度を２．０〜７．０ＭＰａの範囲で設定することを特徴とする請求項５に記載された自動車のエアバッグドアの製造方法。   The foaming material is added to the thermoplastic resin at an addition rate of 0.2 to 0.4%, and the single-piece breaking strength of the skin is set in a range of 2.0 to 7.0 MPa. 5. A method for manufacturing an automobile airbag door described in 5. 前記表皮と前記発泡層との剥離強度を、前記表皮の単体破断強度よりも大きく設定することを特徴とする請求項６に記載された自動車のエアバッグドアの製造方法。   The method for manufacturing an automobile airbag door according to claim 6, wherein a peel strength between the skin and the foamed layer is set to be larger than a single breaking strength of the skin. 前記請求項１乃至請求項４のいずれかに記載された自動車のエアバッグドアを製造する際に使用される発泡材であって、A foam material used in manufacturing an automobile airbag door according to any one of claims 1 to 4,
前記表皮が有する前記発泡部の形成に使用されることを特徴とする発泡材。A foamed material used for forming the foamed portion of the skin.
JP2008297627A 2008-11-21 2008-11-21 Automobile airbag door and its manufacturing method Pending JP2010120566A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008297627A JP2010120566A (en) 2008-11-21 2008-11-21 Automobile airbag door and its manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008297627A JP2010120566A (en) 2008-11-21 2008-11-21 Automobile airbag door and its manufacturing method

Publications (2)

Publication Number Publication Date
JP2010120566A JP2010120566A (en) 2010-06-03
JP2010120566A5 true JP2010120566A5 (en) 2011-10-27

Family

ID=42322285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008297627A Pending JP2010120566A (en) 2008-11-21 2008-11-21 Automobile airbag door and its manufacturing method

Country Status (1)

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JP (1) JP2010120566A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2627551B1 (en) * 2010-10-14 2016-09-28 Inteva Products LLC Instrument panel with integral hidden door cover and method of manufacture thereof
JP6020277B2 (en) * 2012-10-22 2016-11-02 豊田合成株式会社 Interior panel for vehicle and airbag device for vehicle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2502847B2 (en) * 1991-07-23 1996-05-29 日本プラスト株式会社 Airbag cover body
JP3894065B2 (en) * 2001-07-27 2007-03-14 豊田合成株式会社 Thermoforming method for automobile interior skin

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