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Reversibly deployable energy absorbing assembly and methods for operating the same

  • US 20060033312A1
  • Filed: 08/13/2004
  • Published: 02/16/2006
  • Est. Priority Date: 08/13/2004
  • Status: Active Grant
First Claim
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1. An interior vehicle surface, comprising:

  • an energy absorbing assembly comprising a rigid support structure having at least one inlet and at least one outlet;

    a flexible covering sealingly engaged with the rigid support structure to define an reversibly expandable interior region;

    a gas source in fluid communication with the at least one inlet;

    an inlet control valve positioned intermediate the gas source and the at least one inlet, wherein the inlet control valve is a binary valve and is adapted to responsively open and close the valve within 1 millisecond; and

    an actively controlled pressure relief valve in variable controlled fluid communication with the at least one outlet.

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