Apparatus for and method of cooling the core rods of an injectio

Details Apparatus for and method of cooling the core rods of an injectio Apparatus for and method of cooling the core rods of an injectio

1983-11-02

1985-05-21

Silbaugh, Jan

Plastic and nonmetallic article shaping or treating: processes

With step of cleaning, polishing, or preconditioning...

264537, 264538, 425526, 425533, 425537, 425547, B29C 1707

Patent

active

045185492

ABSTRACT:
The invention provides a method of and apparatus for cooling the core rods of an injection blow moulding machine having stripper means and an injection blow moulding machine incorporating the cooling apparatus of the invention. The apparatus of the invention comprises nozzle means, preferably in the form of a hollow nozzle bar the interior of which is connectable to a source of cooling fluid under pressure, separate from the stripper means and comprising a plurality of nozzles which are movable between an out-of-use position and an in-use position in which they are interposed between the core rods and stripper means for directing cooling fluid onto the tips of the core rods and preferably substantially axially of the core rods.

REFERENCES:
patent: 3186028 (1965-06-01), Dobbins et al.
patent: 3349155 (1967-10-01), Valyi
patent: 3707591 (1972-12-01), Chalfant
patent: 3884609 (1975-05-01), Britten
patent: 4018860 (1977-04-01), Farrell

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