METHOD FOR MANUFACTURING SUPPORT STRUCTURE, AND CHAIR

摘要

PROBLEM TO BE SOLVED: To provide a technique allowing obtaining a support structure having high exterior appearance in a small number of steps.SOLUTION: A method for manufacturing a support structure includes: an engagement step of engaging a peripheral edge part 22d of a film-like member 22 with a pressing member 51 in a state of progressing the pressing member 51; a sandwiching step of bringing back the pressing member 51 and sandwiching the film-like member 22 by the pressing member 51 and a first mold 50; a cavity forming step of fitting a second mold 60 to the first mold 50 to film a cavity Ca; a resin pouring step of pouring resin melted in the cavity Ca; a resin solidifying step of solidifying the resin to obtain an intermediate product 20a; an intermediate product taking-out step of taking out the intermediate product 20a from the cavity Ca; and a heating step of adding heat to the film-like member 22 to shrink, and removing slackness from the film-like member 22.