Patent ID: 8439197

Claim:
A damping body for packaging arranged on at least one of upper and lower sides of a precision substrate storage container when packaging the precision substrate storage container storing a precision substrate with a package body, the damping body comprising: a bottom part covering an upper or lower face of the precision substrate storage container upon packaging; an outer peripheral wall rising from an outer peripheral edge of the bottom part; and reinforcement formed with the outer peripheral wall; wherein the bottom part has an abutment adapted to abut against the upper or lower face of the precision substrate storage container and an outer peripheral bottom formed on an outer periphery of the abutment at a position distance more from the precision substrate storage container than is the abutment; wherein a stepped part is formed between the abutment and the outer peripheral bottom; wherein the stepped part is constituted by a plurality of steps; wherein the abutment is formed with a plurality of projections that project in the same direction as the outer peripheral wall rises; and a clearance is provided between a lower face of a leading end part of the projections and a lower end of the outer peripheral wall.