Device for the production of plastic containers by stretch blow forming using an explosive blowing medium

US6796780B1 · kind B1 · utility

Assignee

• Tetra Laval Holdings & Finance S.A. · CH

Inventors

• Dominique Chatard · Heidelberg, DE
• Jens Fuchs · Uelversheim, DE
• Hans Kindinger · Bensheim, DE
• Rolf Kuhn · Ingelheim am Rhein, DE
• Thomas Riedel · Wuppertal, DE
• Eberhard Sendobry · Rimbach, DE
• Rudiger Wlach · Büttelborn, DE
• Lothar Wilhelm · Karben, DE

Key dates

• Filing date: Jun 4, 2002
• Grant date: Sep 28, 2004
• Expiry date: Oct 16, 2022

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29L2031/7158
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A device for manufacturing containers from a plastic material which can be formed by stretch-blowing with a mold, the internal space of which corresponds to the finished container, which is held by its open end by a receiving portion, wherein lines connected to a metering unit are provided on the receiving portion, a moveable stretching die is guided axially through the receiving portion, and an ignitor is arranged for igniting an explosive gas mixture inside the container, and wherein a heater and cooler are provided.