Machine for shaping sand into cores or molds

Details Machine for shaping sand into cores or molds Machine for shaping sand into cores or molds

1978-05-30

1980-01-22

Baldwin, Robert D.

Metal founding

Means to shape a forming surface

Including means for compacting particulate fluent mold...

164 16, 164186, 164201, B22C 1104, B22C 1524

Patent

active

041845331

ABSTRACT:
A machine for making a sand part for a metal casting wherein at least three frames, each equipped with means for shaping a sand part, are positioned at spaced apart points on an orbit, and indexed through three stations in the orbit wherein the shaping means are charged, gassed and unloaded.

REFERENCES:
patent: 1533220 (1925-04-01), Campbell
patent: 1533221 (1925-04-01), Campbell
patent: 1563156 (1925-11-01), Burman
patent: 2791012 (1957-05-01), Miller
patent: 3059294 (1962-10-01), Dunn et al.
patent: 3528481 (1970-09-01), Lund
patent: 3540520 (1970-11-01), Abraham et al.
patent: 3556195 (1971-01-01), Lund
patent: 3857439 (1974-12-01), Bardet
patent: 3888293 (1975-06-01), Laforet et al.
patent: 4083396 (1978-04-01), Michelson

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