Patent ID: 7350801
Filing Date: 2008-04-01
Classification: B60R

Abstract:
1. A knee-protecting airbag folded and housed in front of a vehicle seat and deployable for protecting an occupant's knees, the airbag comprising: an airbag body including an occupant's side wall to be located toward an occupant as the airbag body is completely deployed and a vehicle body side wall located toward the vehicle body, wherein a lower part of the airbag body serves as an upstream, and an upper part of the airbag body saves as a downstream, respectively of flowing-in inflation gas; and a tether located within the airbag body, the tether joining the occupant's side wall and the vehicle body side wall for keeping the airbag body as inflated substantially in a flat shape, the tether being arranged along the transverse direction of the inflated airbag body in a band shape, whereby passages for gas are formed between the left and right ends of the tether and the left and right edges of the airbag in the inner circumference of the airbag body, wherein: the tether includes a gas communication hole proximate to the transverse center thereof for allowing inflation gas to flow upward therethrough; and the gas communication hole is dislocated from the transverse center of the completely inflated airbag, whereby the gas communication hole is located to face the transverse center of a location where an occupant would be seated.