Apparatus for forming hollow plastic article

Details Apparatus for forming hollow plastic article Apparatus for forming hollow plastic article

1991-05-10

1992-08-11

Chiesa, Richard L.

Plastic article or earthenware shaping or treating: apparatus

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

425534, 425541, B29C 4956

Patent

active

051374439

ABSTRACT:
The apparatus includes a blow mold for forming a hollow plastic article from a parison including at least two reciprocable mold portions movable from an open position to a closed position, a holding device for holding the parison within the blow mold, and first and second locking portions affixed to the holding device and blow mold portions, respectively, engagable with each other when the blow mold portions are in a closed position to align and clamp the holding device to the blow mold, whereby blowing force is transmitted to the engaged locking portions.

REFERENCES:
patent: 4426202 (1984-01-01), Krishnakumar et al.
patent: 4432720 (1984-02-01), Wiatt et al.
patent: 4505664 (1985-03-01), Craig
patent: 4690633 (1987-09-01), Schad et al.
patent: 4818212 (1989-04-01), Gibbemeyer
patent: 5035603 (1991-07-01), Unterlander et al.

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