Plastic article or earthenware shaping or treating: apparatus – Female mold and means to shape parison directly by internal...
Patent
1985-04-02
1986-05-20
Hoag, Willard E.
Plastic article or earthenware shaping or treating: apparatus
Female mold and means to shape parison directly by internal...
425384, 425407, B29C 4964
Patent
active
045898375
ABSTRACT:
Apparatus for forming containers by blow molding a closed end parison, comprising a chain conveyor for moving closed-end parisons on blow pins vertically dispased and extending above the conveyor. The invention includes electrically heated reciprocal cylinders which are sequentially lowered about the parisons for tempering same before the parisons are introduced into the blow molds on the blow pins.
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Eslinger Lewis H.
Hoag Willard E.
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