Pattern for castings and the castings produced therefrom

Details Pattern for castings and the castings produced therefrom Pattern for castings and the castings produced therefrom

1990-05-31

1991-12-10

Lin, Kuang Y.

Metal founding

Means to shape a forming surface

Pattern

164 45, B22C 700

Patent

active

050709291

ABSTRACT:
The present invention relates to a pattern for castings and the castings produced from the pattern. The pattern comprises a pattern plate including a parting plane, at least one multistage draft and at least one substantial draft extending from the parting plane. A casting having a suitable draft includes corner portions formed by the parting plane.

REFERENCES:
patent: 4719958 (1988-01-01), Schopp et al.

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