Linear type molding unit for a container manufacturing...

Details Linear type molding unit for a container manufacturing... Linear type molding unit for a container manufacturing...

2011-03-15

2011-03-15

Davis, Robert B (Department: 1743)

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

C425S451400, C425S529000

Reexamination Certificate

active

07905720

ABSTRACT:
The invention concerns a unit (6) for molding containers (2), comprising: a pair of half-molds (9), mounted respectively on two supports (10) mobile in horizontal translation; a primary transmission (19) controlling the movement of the supports (10); a mold base (14) mounted on a support (15) mobile in vertical translation; a secondary transmission controlling the movement of the mold base support (15); a locking device (16), comprising two mobile locks (17) co-operating each with a half-mold support (10); a tertiary transmission (21) controlling the movement of the locks (17). The transmissions include cams mounted on a common shaft, respectively coupled to the half-mold supports, to the mold base support and to the locks.

REFERENCES:
patent: 2269553 (1942-01-01), Roessler
patent: 3883286 (1975-05-01), Kinslow, Jr. et al.
patent: 4141680 (1979-02-01), Kauffman et al.
patent: 4352653 (1982-10-01), Ott et al.
patent: 2004/0156943 (2004-08-01), Lefebure
patent: 0 703 058 (1996-03-01), None
patent: 1 533 103 (2005-05-01), None
patent: 1 602 221 (1981-11-01), None
patent: 62-178319 (1987-08-01), None

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