Sand blowing head

Details Sand blowing head Sand blowing head

1975-04-01

1976-10-05

Husar, Francis S.

Metal founding

Means to shape a forming surface

Including means for compacting particulate fluent mold...

164410, B22C 1522

Patent

active

039839230

ABSTRACT:
A sand blowing head includes an air accumulator above a tank in which a metered quantity of sand may be charged. The tank is charged when offset from the accumulator and is movable to a blowing position in which an upper tank inlet is aligned with a downwardly extending outlet from the accumulator. A seal between the inlet and outlet is provided.

REFERENCES:
patent: 1594598 (1926-08-01), Campbell
patent: 2839799 (1958-06-01), Herbruggen
patent: 3181207 (1965-05-01), Schaible
patent: 3613770 (1971-10-01), Janke
patent: 3659642 (1972-05-01), Vasilkovsky

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