Method of producing hollow articles of plastics material

Plastic and nonmetallic article shaping or treating: processes – Utilizing special inert gaseous atmosphere or flushing mold...

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Details

264 89, 264 98, B29C 1707, B29C 2500

Patent

active

040215172

ABSTRACT:
A method of producing hollow articles of plastic material by blow molding is characterized by blowing compressed air into the preform at the beginning of the admission phase to intensify the inflation operation and its admission is interrupted before the final blow pressure is reached.

REFERENCES:
patent: 3520020 (1970-07-01), Williams et al.
patent: 3819317 (1974-06-01), Higginbotham

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