Patent ID: 8104805

Claim:
A shock absorbing member comprising: a pressure receiving wall portion including a first end portion side and a second end portion side, the second end portion side being opposite to the first end portion side; a side wall portion extending from the first end portion side towards a rear of said pressure receiving wall portion in a direction perpendicular to a longitudinal direction of said pressure receiving wall portion and extending along the longitudinal direction, and the side wall portion including a first flange portion formed on one end portion side of said side wall portion, the one end portion side of said side wall portion being opposite to said pressure receiving wall portion; a plurality of vertical ribs extending from the second end portion side of said pressure receiving wall portion towards the rear of said pressure receiving wall portion to intersect with the longitudinal direction, the plurality of vertical ribs being arranged in rows that intersect the longitudinal direction, the plurality of vertical ribs including a second flange portion formed on one end portion side of each of said plurality of vertical ribs, the one end portion side of each of the plurality of ribs being opposite to said pressure receiving wall portion; wherein openings are formed between said plurality of ribs such that each of the plurality of ribs is bend-deformed in the longitudinal direction when the pressure receiving wall portion is pressed rearward by a shock, the openings extending from the second end portion side of said pressure receiving wall portion to the one end portion side of each of the plurality of ribs.