Patent ID: 7335007

Claim:
A mold insert set for use with a mold system having first and second mold bodies, the first and second mold bodies aligning opposite each other during a molding process, each of the mold bodies having at least one insert receiving region for replaceably receiving an insert of the mold insert set, each of the inserts comprising: an insert body; a mold cavity formed in the insert body, the mold cavity being for forming an object; an opening in the mold cavity for aligning with a gas injection region of the mold body in which the insert is received, the gas injection region being where blow gas is introduced to the mold cavity for forming the object; wherein the insert set comprises four of the inserts; a first insert and a second insert of the insert set are for being received in separate ones of the insert receiving regions of the first mold body; a third insert and a fourth insert of the insert set are for being received in separate ones of the insert receiving regions of the second mold body; and wherein each insert has two of the mold cavities formed in its insert body, each mold cavity being for forming a separate object.