Method for decelerating a vehicle, highway crash cushion, and energy absorbing element therefor

  • US 6,092,959 A
  • Filed: 11/16/1998
  • Issued: 07/25/2000
  • Est. Priority Date: 11/16/1998
  • Status: Expired due to Term
First Claim
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1. A highway crash cushion comprising:

  • a frame forming at least first and second bays arranged one behind another in an anticipated impact direction, said frame comprising;

    at least first, second and third transverse frames spaced from one another along the anticipated impact direction such that the first bay is between the first and second transverse frames and the second bay is between the second and third transverse frames;

    at least first, second, third and fourth side frames, said first and second side frames extending between the first and second transverse frames on respective sides of the first bay, and said third and fourth side frames extending between the second and third transverse frames on respective sides of the second bay, each of said side frames comprising;

    first and second side frame elements coupled to the respective transverse frames, and a hinge coupled between the first and second side frame elements;

    at least one energy absorbing element disposed in at least one of the bays; and

    at least first and second restraints coupled to the side frames to resist movement of the hinges.

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