Blow molding machine

Details Blow molding machine Blow molding machine

1975-05-16

1977-02-01

Lazarus, Richard B.

Plastic article or earthenware shaping or treating: apparatus

Diverse distinct type shaping means

Shaping orifice and either a downstream preform reshaping...

425441, 425DIG232, 425DIG233, B29C 1707

Patent

active

040059669

ABSTRACT:
This disclosure relates to an apparatus for blow molding articles of the type having a plurality of split mold moving along a continuous path in which pairs of mold bodies define a mold chamber in which an extruded parison is inflated to a desired configuration, the improvement being the formation of each mold body in the form of first and second relatively slidable mold sections operable through cam follower and linkage means for sliding the sections relative to each other for increasing the predetermined configuration of the mold chamber to facilitate the release of the blown articles as well as scrap from the mold chambers.

REFERENCES:
patent: 2784452 (1957-03-01), Ruekberg et al.
patent: 3541640 (1970-11-01), Stefaniak et al.
patent: 3621525 (1971-11-01), Butcher
patent: 3753641 (1973-08-01), Turner et al.
patent: 3856450 (1974-12-01), Britten
patent: 3912435 (1975-10-01), Waring

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