| CPC B60R 21/239 (2013.01) [B60R 21/2338 (2013.01)] | 12 Claims |
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1. A vehicle airbag device comprising:
a cushion configured to inflate when supplied with a gas to deploy the cushion, the cushion including first and second side surfaces respectively having first and second vent holes;
a vent tube extending between the first and second vent holes in the cushion, wherein the vent tube includes an inlet hole configured to open as the cushion inflates to guide the supplied gas toward the first and second vent holes while the cushion is inflating;
a tether disposed in the cushion and configured to tighten and close the vent tube when the cushion inflates, and
a reinforcing fabric surrounding the vent tube, wherein the tether has a portion sandwiched between the reinforcing fabric and the vent tube,
wherein:
the reinforcing fabric includes a slit hole through which the tether extends,
the reinforcing fabric is spaced apart from the vent tube to create an open space between the reinforcing fabric and the vent tube,
the tether has a lower surface facing toward the vent tube and an upper surface facing toward the reinforcing fabric, and
the tether extends through the slit hole in the reinforcing fabric and through the open space into a contact point on the vent tube where the tether is attached to the vent tube such that the upper surface of the tether and the contact point are spaced apart from the reinforcing fabric by the open space.
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