Device for blow-molding or stretch blow molding of...

Details Device for blow-molding or stretch blow molding of... Device for blow-molding or stretch blow molding of...

2007-07-10

2007-07-10

Davis, Robert B. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

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

Including means to close or lock blow mold

Reexamination Certificate

active

10517207

ABSTRACT:
A device for blow-molding or stretch blow-molding of thermoplastic material performs, the mold including two half-molds and a mold base mutually mobile through actuating devices controlled by a fixed cam. A link rod device with three degrees of freedom in rotation is provided between one half-mold such that upon opening the two half-molds are spaced apart from each other without moving the base, then so that the base moves axially while the two half-molds continue to be mutually and completely spaced apart, and vice-versa.

REFERENCES:
patent: 3004285 (1961-10-01), Hagen
patent: 3267184 (1966-08-01), Nowicki
patent: 3856450 (1974-12-01), Britten
patent: 4290745 (1981-09-01), Kontz
patent: 6824377 (2004-11-01), Lefebure
patent: 0 456 866 (1991-11-01), None
patent: 0 599 778 (1994-06-01), None

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