Plastic article or earthenware shaping or treating: apparatus – Female mold and means to shape parison directly by internal... – Forming baffle – bottleneck – or handle
Patent
1981-11-18
1983-06-28
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
264503, 264533, 264536, 425527, 425535, 425292, B29C 1707, B29C 1710
Patent
active
043903380
ABSTRACT:
A blow pin assembly for use in blow molding extruded thermoplastic parisons is disclosed. The assembly provides a blow pin tip which effects forge formation of structure on the inside surface of the neck finish of the container. The blow pin assembly utilizes a rotation collar and a cutter collar to aid in removal of any neck moil associated with the blow molding procedure.
REFERENCES:
patent: 3487501 (1970-01-01), Siard et al.
patent: 3657406 (1972-04-01), Delebarre
patent: 3782877 (1974-01-01), Mehnert
patent: 4173447 (1979-11-01), Bradbury
Bowers Kenneth E.
Markley Charles E.
Ethyl Development Corporation
Johnson Donald L.
Sieberth John F.
Silbaugh Jan H.
Spielman, Jr. Edgar E.
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