Method for making vessels for improving the mechanical strength thereof
AssigneeSidel Participations
InventorsMikaël Derrien, Pierrick Protais
Life of this patent
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Abstract
Manufacturing process of a container (2) in a mold (5) having a cavity (8) defining the final shape of the container (2), from a polymer blank (3) heated in advance, this process comprising the following operations: introduction of the blank (3) into the mold (5) heated to a predetermined temperature, introduction into the blank (3) of a pressurized explosive gaseous mixture, ignition of the gaseous mixture.
Claims23
Manufacturing process of a container (2) in a mold (5) having a cavity (8) defining the final shape of the container (2), from a polymer blank (3) heated in advance, this process comprising the following operations:
- introduction of the blank (3) into the mold (5) heated to a predetermined temperature,
- introduction into the blank (3) of a pressurized explosive gaseous mixture,
- ignition of the gaseous mixture.
Machine (1) for the manufacture of containers (2) from polymer blanks (3), heated in advance, comprising:
- a mold (5) having a cavity (8) defining the final form of the containers (2),
- the means (39, 40, 41) of heating the mold (5);
- the means (18-24, EV2) of injection of a pressurized explosive gaseous mixture into the mold (5),
- the means (35, 36) of ignition of the gaseous mixture.
Dependencies are inferred from the claim text.