Mould driving device

Details Mould driving device Mould driving device

2008-04-29

2008-04-29

Davis, Robert B. (Department: 1791)

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

C425S451600, C425S451900

Reexamination Certificate

active

11129509

ABSTRACT:
A driving device for moulds for the production of containers, for example, bottles or the like made of polyethylene, polypropylene or other plastic materials, in which the moulds (2) consist of two half-shells (3) designed to be brought together and pressed against one another along outer profiles (4), has a unit (7) which drives the movement of the half-shells (3), to which an electric main drive and a mechanical auxiliary drive, in particular hydraulic or pneumatic, are connected.

REFERENCES:
patent: 2975473 (1961-03-01), Hagen et al.
patent: 3877861 (1975-04-01), Kiefer
patent: 5720918 (1998-02-01), Wollschlager
patent: 6224367 (2001-05-01), Maier
patent: 6270333 (2001-08-01), Tamaki et al.
patent: 2003/0175378 (2003-09-01), Jandura
patent: 100 65 547 (2002-07-01), None
patent: 06246806 (1994-09-01), None

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