Plastic article or earthenware shaping or treating: apparatus – Female mold and means to shape parison directly by internal... – Plural female molds and means to shape parison at each...
Reexamination Certificate
2004-06-11
2008-05-27
Davis, Robert B. (Department: 1791)
Plastic article or earthenware shaping or treating: apparatus
Female mold and means to shape parison directly by internal...
Plural female molds and means to shape parison at each...
C425S541000
Reexamination Certificate
active
07377766
ABSTRACT:
A moulding device for the production of containers in thermoplastic material, by blowing or blow-drawing, including a mould with two mould halves mutually mobile and provided with a locking device with two lock elements extending over the total height of the respective mould halves and provided with a number of projecting fingers in catches spaced at intervals, one lock element being fixed on one mould half and the other lock element sliding on the other mould half under the action of an actuator device.
REFERENCES:
patent: 3825396 (1974-07-01), Kontz
patent: 6918754 (2005-07-01), Albrecht
patent: 2006/0275525 (2006-12-01), Lemaistre et al.
patent: 2007/0190202 (2007-08-01), Mie et al.
patent: 2 646 802 (1990-11-01), None
Leblond Regis
Lemaistre Eric
Davis Robert B.
Sidel
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