Method and installation for making containers by blowing...

B - Operations – Transporting – 29 – C

Patent

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Details

B29C 49/78 (2006.01) B29C 49/64 (2006.01) B29C 49/04 (2006.01) B29C 49/06 (2006.01)

Patent

CA 2297300

The invention concerns a method whereby in an installation (1, 2, 3) for making containers (200, 300) by blowing blanks (400), for example thermoplastic preforms, the high pressure fluid derived from degassing a container is re-used and injected (14) into a container previously degassed, for example for cooling it or for thoroughly spraying the inside thereof to solidify the material.

The invention concerns a method whereby in an installation (1, 2, 3) for making containers (200, 300) by blowing blanks (400), for example thermoplastic preforms, the high pressure fluid from degassing a container is re-used and injected (14) into a container previously degassed, for example for cooling it or for throughly spraying the inside thereof to solidify the material. Dans une installation (1, 2, 3) de fabrication de récipients (200, 300) par soufflage d'ébauches (400), telles des préformes en matériau thermoplastique, le fluide haute pression issu du dégazage d'un récipient est réutilisé et est injecté (14) dans un récipient préalablement dégazé, par exemple pour le refroidir ou pour en balayer l'intérieur afin de figer la matière.

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