Cases for rotating machinery

Abstract

The present invention relates to a case for a rotating machine, comprising a solid first wall 21 defining the internal space 11 of the case 10, a solid second wall 22 extending outward from the opposite side of the first wall 21, and a hollow filling portion 31 extending between the first wall 21 and the second wall 22, wherein the first wall 21, the second wall 22, and the filling portion 31 are jointly manufactured integrally by additive manufacturing technology.

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