Apparatus for making oriented hollow plastic articles

Details Apparatus for making oriented hollow plastic articles Apparatus for making oriented hollow plastic articles

1974-05-28

1976-06-29

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Dough divider type including trap chamber

Rotating trap chamber pickup

264 94, 425324B, 425387B, 425DIG209, 425DIG215, 425DIG228, B29C 100, B29C 1700

Patent

active

039663787

ABSTRACT:
Method and apparatus for the preparation of oriented hollow objects of moldable organic plastic material by providing a parison on a first blow core, expanding said parison into an intermediate shape, as by pre-expanding it, transferring said pre-expanded parison to a second blow core, finally extending and expanding said parison to form said hollow object in finished shape.

REFERENCES:
patent: 3189422 (1965-06-01), Shea et al.
patent: 3776991 (1973-12-01), Marcus

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