Patent ID: 8550225
Filing Date: 2013-10-08
Classification: A62B,F16F,Y10T

Abstract:
1. An energy absorber, comprising: an intermediate portion interconnecting a first end and a second end, the intermediate portion and the first and second ends being on the same plane, the intermediate portion including curved portions configured and arranged to deform and begin to straighten when subjected to a pre-determined load to absorb energy from the pre-determined load; at least one first protrusion and at least one first notch in opposing portions of the first end and the intermediate portion; at least one second protrusion and at least one second notch in opposing portions of the second end and the intermediate portion; and wherein the first and second notches are configured and arranged to receive the respective first and second protrusions to prevent material from getting caught in the energy absorber, and wherein the first and second protrusions move out of the respective first and second notches without deforming when subjected to the predetermined load and the first and second ends pull apart.