Patent ID: 9744711
Date: 2017-08-29
CPC Classifications: B29C,B29K,B29L,B65B

Claim:
1. A method of blowing and filling a container from a preform inside a filling and forming apparatus that comprises a mold and a pressurized liquid injection circuit able to inject a liquid under pressure inside the preform when the preform is placed inside the mold, the method comprising: placing a preform inside the mold; stretching the preform placed within the mold; starting an injection phase comprising injecting a predetermined volume of liquid through the liquid injection circuit into the preform; stopping the injection phase by stopping the injection of the liquid through the liquid injection circuit into the preform, creating an overpressure of liquid within the liquid injection circuit; and releasing the overpressure of liquid within the liquid injection circuit before the container is released from the mold.