Method of molding preform in injection stretch blow molding

B - Operations – Transporting – 29 – B

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B29B 11/08 (2006.01) B29C 45/17 (2006.01) B29C 45/73 (2006.01)

Patent

CA 2133629

ABSTRACT A method of molding a preform in an injection stretch blow molding, wherein a gas is entered into the boundary between the preform and an injection core so that the gas pressure causes the preform in an injection mold to be insulated from the injection core, thereby allowing a high-temperature releasing of the preform.

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