Patent ID: 8272667
Filing Date: 2012-09-25
Classification: B60R

Abstract:
1. An inflatable knee airbag configured to be mounted in a vehicle at a bottom portion of an instrument panel, wherein the inflatable knee airbag comprises: a first inflatable chamber; and a second inflatable chamber fluidly coupled to the first inflatable chamber in a serial configuration, such that during inflatable knee airbag deployment, the second inflatable chamber is at least partially inflated before the first inflatable chamber, wherein a lower portion of the first inflatable chamber is attached to the second inflatable chamber at an upper portion of a rear face of the second inflatable chamber, wherein each of the first and second inflatable chambers comprise single panels of material, wherein the lower portion of the first inflatable chamber comprises a folded middle portion of the single panel of material from which the first inflatable chamber is formed, wherein in the deployed configuration, the first inflatable chamber is located above the second inflatable chamber, and wherein in the deployed configuration, an angle between a rear face of the first inflatable chamber and the rear face of the second inflatable chamber is greater than 90°.