Patent ID: 7306081
Filing Date: 2007-12-11
Classification: B29C,B29K,B29L,B60R,F16F

Abstract:
1. An energy absorbing member for use in the passenger compartment of a vehicle, said member comprising: A plurality of fused pairs of frusto-conical ribs disposed within a hollow space in said member; said hollow space being defined by at least said first and second walls; Each fused pair of frusto-conical ribs in said plurality of fused pairs of frusto-conical ribs comprising a first frusto-conical rib and a second frusto-conical rib being fused at a weld surface; Said first and second frusto-conical ribs being symmetrically disposed about said weld surface, wherein said weld surface has a diameter of between 5.0 and 15.0 mm; and At least one said fused pair of frusto-conical ribs being configured to permanently crush with a force of an impact to an interior of said passenger compartment of said vehicle.