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US 2017/0239713 A1Published application
Method of casting annular member
AssigneeCaterpillar Inc.
InventorPaul Prest
Life of this patent
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Abstract
A method of casting an annular member is provided. The method includes preparing a sand mold. The method further includes clamping the sand mold between at least two plates. The method further includes rotating the sand mold. The method further includes introducing molten cast material into the sand mold during rotation of the sand mold.
Claims20
A method of casting an annular member, the method comprising:
- preparing a sand mold;
- clamping the sand mold between at least two plates;
- rotating the sand mold;
- and
- introducing molten cast material into the sand mold during rotation Thereof.
2 more elements
A method of casting a metal seal, the method comprising:
- preparing a sand mold, having a longitudinal axis, with an annular core and radially extending cavities defining surfaces of the metal seal;
- clamping the sand mold between at least two plates;
- mounting the sand mold in a centrifugal casting machine along an axis of rotation thereof, wherein the axis of rotation of the centrifugal casting machine is parallel to the longitudinal axis of the sand mold;
- rotating the sand mold in the centrifugal casting machine;
- pouring molten cast material, through the annular core, into the sand mold during rotation thereof;
- removing the sand mold from the centrifugal casting machine;
- cooling the sand mold until solidification of the molten cast material;
- removing the plates after solidification of the molten cast material;
- and
- dismantling the sand mold to remove the metal seal.
7 more elements
Dependencies are inferred from the claim text.