Fixing a preform in stretch blow molding
AssigneeBrooq Petrochemical Company
InventorAbdulrahman AL-THANI
Life of this patent
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Abstract
Methods and apparatuses for improving fixing a preform in stretch blow molding. The apparatus may be an apparatus for fixing a preform in stretch blow molding. The apparatus may include a mold body configured to accommodate the preform. The apparatus may also include a pressing type fixing unit inserted into the preform and configured to press the preform in an outward direction and fix the preform to the mold body. The apparatus may further include a gas injection apparatus configured to inject gas into the preform.
Claims14
An apparatus for fixing a preform in stretch blow molding, comprising:
- a mold body configured to accommodate the preform;
- a pressing type fixing apparatus inserted into the preform and configured to press the preform in an outward direction and fix the preform to the mold body;
- and
- a gas injection apparatus configured to inject gas into the preform.
A method for fixing a preform in stretch blow molding, comprising:
- disposing the preform in a mold body, the mold body comprising a housing;
- inserting a pressing type fixing unit into the preform to fix the preform to the mold body;
- injecting gas from a gas injection apparatus into the preform along a gas route;
- inserting a stretch rod through a moving route of the pressing type fixing unit during the gas injection;
- pressurizing, with the stretch rod, a lower body of the preform in a longitudinal direction;
- and
- cutting the preform at an upper neck after gas injection is completed.
Dependencies are inferred from the claim text.