Airbag device
AssigneeHonda Motor Co., Ltd.
InventorsDaiei Tonooka, Takeshi Kai
Life of this patent
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Abstract
An airbag device comprises an inflator which generates a pressure by means of a fluid; an airbag which expands by the pressure from said inflator; and an inlet pipe which communicates between said inflator and said airbag, wherein said inlet pipe comprises: a straight portion having an approximately equal inner diameter; a throat portion provided on the downstream side of said straight portion and having an inner diameter decreased towards the downstream; and a diffuser portion provided on the downstream side of said throat portion and having an inner diameter increased towards the downstream so as to become approximately the same as the inner diameter of said straight portion.
Claims1
An airbag device comprising:
- an inflator which generates a pressure by means of a fluid;
- an airbag which expands by the pressure from said inflator;
- and
- an inlet pipe which communicates between said inflator and said airbag,
- wherein said inlet pipe comprises:
- a straight portion having an approximately equal inner diameter;
- a throat portion provided on the downstream side of said straight portion and having an inner diameter decreased towards the downstream;
- and
- a diffuser portion provided on the downstream side of said throat portion and having an inner diameter increased towards the downstream so as to become approximately the same as the inner diameter of said straight portion.
Dependencies are inferred from the claim text.