Patent ID: 9566755
Date: 2017-02-14
CPC Classifications: A47C,B29C,B29D,B29L,B60N,Y10T

Claim:
1. A method for producing a foamed synthetic resin molded body having a through hole in an outer surface thereof using a mold for foam molding that includes at least a first die and a second die, wherein a projection for forming the through hole is provided on a cavity inner surface of the first die, wherein, when the mold for foam molding is clamped, in the mold for foam molding, a tip end surface of the projection in a projecting direction opposes a cavity inner surface of the second die with a predetermined gap formed therebetween, and wherein, when the foamed synthetic resin molded body is formed by foam molding, gas in the mold for foam molding is introduced into a space between the tip end surface of the projection and the cavity inner surface of the second die by gas introduction means, wherein a portion of the through hole is not covered by the gas introduction means.