エアバッグ装置

Abstract

構成を複雑化することなくエアバッグの展開挙動を安定させることができるエアバッグ装置を提供する。【解決手段】エアバッグ11は、ガス導入部23を備える乗員拘束用の主気室15と、インフレータ12からのガスをガス導入部23から主気室15に流入させる導管部16と、を有し、折り畳まれた状態で、主気室15の折塊15aの外側が導管部16により包まれガス導入部23からの主気室15へのガスの流入が一時的に規制されるように構成されている。

Claims

1. An airbag device comprising a case body, an airbag stored in the case body in a folded state, and an inflator that supplies gas to the airbag, mounted on the steering wheel of a vehicle, wherein the airbag, inflated by the supply of gas from the inflator, opens the top of the case body and deploys in front of the occupant, The airbag has a main air chamber for occupant restraint equipped with a gas inlet, and a conduit for allowing gas from the inflator to flow from the gas inlet into the main air chamber. When folded, the outside of the folded mass of the main air chamber is enclosed by the conduit, and the flow of gas from the gas inlet into the main air chamber is temporarily restricted. An airbag device characterized by the following features.

2. A portion of the conduit section forms a restricting section that covers the gas inlet to limit the flow of gas into the main air chamber when the airbag is folded. The airbag device according to claim 1, characterized in that it is a feature of the present invention.

3. The conduit section is bent towards the rear when the airbag is deployed. The airbag device according to claim 1, characterized in that it is a feature of the present invention.

4. The regulating section is composed of the relatively longer portion within the conduit section. The airbag device according to claim 3, characterized in that it is a feature of the present invention.

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