Apparatus for making foundry moulds

Details Apparatus for making foundry moulds Apparatus for making foundry moulds

1977-02-22

1979-02-27

Spicer, Jr., Robert L.

Metal founding

Means to shape a forming surface

Including means for sweeping or cutting forming surface

164210, 164259, B22C 1502

Patent

active

RE0299197

ABSTRACT:
Apparatus for continuous, high speed production of foundry mould parts by pressing them from a continuous bed of foundry sand mix which is based on a curable binder, pressing of the part being carried out at a time when the mix has adequate plastic flowability for pressure moulding and adequate potential curability to assure a strong, rigid cured product. Advantageous embodiments include curing means operating in conjunction with the pressing means.

REFERENCES:
patent: 459102 (1891-09-01), Adams
patent: 999308 (1911-08-01), Howard
patent: 3503436 (1970-03-01), Grolla

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