Mounting expendable core in die cast die

Details Mounting expendable core in die cast die Mounting expendable core in die cast die

1994-06-10

1995-02-28

Batten, Jr., J. Reed

Metal founding

Process

Shaping liquid metal against a forming surface

164137, 164253, 164312, 164340, B22C 910

Patent

active

053928415

ABSTRACT:
An expendable core is positioned in the molding cavity of a die casting die including hollow mounting pins affixed to the die which mate with recesses formed in the expendable core. Vacuum applied to the recesses through the hollow mounting pins anchors the core in the die cavity.

REFERENCES:
patent: 4008748 (1977-02-01), Gunnergaard
patent: 4453300 (1984-06-01), Klimek et al.
patent: 4848440 (1989-07-01), Hunter
patent: 5076342 (1991-12-01), Johansen
patent: 5178202 (1993-01-01), Dannoura et al.

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