A collision energy absorbing structure of an automobile isprovided with an energy absorbing space between an inner panel of avehicle structure member and an interior trim material coveringthe inner panel in the inward thereof and has a grid-like non-metalenergy absorber (10) disposed within the energy absorbing space,the energy absorber (10) including one or a plurality oflongitudinal ribs (32) and a plurality of lateral ribs (34). Eachlongitudinal rib (32) of the energy absorber has notches (36) onthe inward side confronting the interior trim material directedtoward a junction (33) where each longitudinal rib intersects eachlateral rib and joined together.
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