Injection stretching blow molding machine

Details Injection stretching blow molding machine Injection stretching blow molding machine

1982-01-28

1984-07-03

Silbaugh, Jan H.

Plastic article or earthenware shaping or treating: apparatus

Female mold and means to shape parison directly by internal...

Forming baffle, bottleneck, or handle

264538, 425526, 425533, 425534, B29C 1707

Patent

active

044576897

ABSTRACT:
A molding machine disclosed herein comprises a rotary disk having a required number of neck molds attached to the under-surface thereof, said rotary disk being located under the base plate, rotary disk capable of being intermittently rotated to thereby successively transport the neck molds to an injection molding stage, a temperature control state and a molded article releasing stage for continuous operation from the injection molding of parisons to the releasing of hollow molded articles. The present invention is characterized in that blow molds and mold opening and closing mechanisms therefor disposed movably up and down in the stretching and blow molding stage are moved up at the stretching and blow molding whereas moved down at the transporting the parisons and hollow molded articles.

REFERENCES:
patent: 2331687 (1943-10-01), Hobson
patent: 3198617 (1965-08-01), Denman et al.
patent: 3943219 (1976-03-01), Aoki
patent: 3944643 (1976-03-01), Sato et al.
patent: 4105391 (1978-08-01), Aoki

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