Patent ID: 9630358
Date: 2017-04-25
CPC Classifications: B29B,B29C,B29L

Claim:
1. A threadless plastic blow molding device, comprising: a main molding-base, having two mating portions, wherein each of the mating portions defines a recessed cavity, the recessed cavities correspond to each other when the mating portions are mated with each other; a bottom molding-base, assembled to one of two opposite ends of the main molding-base; and a blow molding-base, having a gas blowing portion, wherein the blow molding-base is assembled to the other end of the main molding-base, and wherein the main molding-base, the bottom molding-base, and the blow molding-base collectively define a forming space for forming a blank; wherein the blow molding-base has a base portion protruding therefrom, and an expanded portion extended transversely outward from the base portion toward the mating portions, the expanded portion is configured to define an annular recessed portion therebeneath for retentively engaging an end portion of the blank, and each of the mating portions has a recessed section corresponding to the expanded portion.