CASTING MOLD Russian patent published in 1998 - IPC

Abstract RU 2120834 C1

FIELD: foundry; sand casting in production of castings from nonferrous alloys. SUBSTANCE: casting mold has load-carrying frame installed in hollow of core to contact it over its entire contour. Frame is made in the form of metal stiffening ribs coated with glass cloth and secured to base which is conjugated with large core print surface. EFFECT: higher reliability of core and more efficient gas withdrawal due to use of sand cores of smaller thickness. 2 cl, 1 dwg

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RU 2 120 834 C1

Authors

Kopnin Ju.A.

Patrushev L.M.

Klinkov V.P.

Dates

1998-10-27—Published

1997-08-06—Filed