Multiple injection moulding apparatus

Details Multiple injection moulding apparatus Multiple injection moulding apparatus

1984-04-05

1985-06-04

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

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

Including means to prepare parison

249122, 249124, 249135, 425542, B29C 100, B29F 1022

Patent

active

045211779

ABSTRACT:
A multiple injection moulding apparatus for making parisons for blow molding bottles, the mould having a plate fixed on the nozzle side of the injection moulding machine on which outer moulds, each in a separate housing, are mounted with their faces against the plate. An independent pair of mould end plates is allotted to each outer mould with, in each case, a separate guide which extends at right angles to the direction of opening of the injection mould. In addition a common hydraulic drive to open and close the pairs of mould end plates is provided for a plurality of said pairs of mould end plates arranged adjacent each other.

REFERENCES:
patent: 3694124 (1972-09-01), Saumsiegle et al.
patent: 3740180 (1973-06-01), Sidur
patent: 3768944 (1973-10-01), Ninneman
patent: 3838961 (1974-10-01), Yogosawa et al.
patent: 3850560 (1974-11-01), Farrell
patent: 3850562 (1974-11-01), Takeuchi et al.
patent: 3887316 (1975-06-01), Hestave
patent: 3947181 (1976-03-01), DesJonqueres
patent: 4147748 (1979-04-01), Saumsiegle
patent: 4209290 (1980-06-01), Rees et al.

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