Expandable hot top for ingot moulds

Details Expandable hot top for ingot moulds Expandable hot top for ingot moulds

1978-05-30

1980-02-05

Lee, Lester L.

Static molds

Mold element

Sink head or hot top

B22D 710

Patent

active

041869087

ABSTRACT:
An expandable hot top for use in ingot moulds has six panels hinged to one another, two pairs of which are arranged to be folded inward with accordion-like folds for simplified placement and registry within the ingot mould and to form a compact flat form for shipping.

REFERENCES:
patent: 1913847 (1933-06-01), Messler
patent: 2361386 (1944-10-01), Eayrs
patent: 3468368 (1969-09-01), Charman, Jr. et al.
patent: 3797801 (1974-03-01), Mueller
patent: 3836112 (1974-09-01), Jago et al.

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