Patent ID: 8408011
Filing Date: 2013-04-02
Classification: F01D,Y10T

Abstract:
1. A gas turbine engine having a case, the case comprising: inner and outer case portions defining an annular gas path therebetween, the inner case portion including a bearing housing portion configured to support a main spool bearing of the gas turbine engine and the outer case including a connection apparatus for mounting the case to the gas turbine engine; a plurality of struts extending between the inner and outer case portions, the struts structurally connecting the inner case portion to the outer case portion and supporting the inner case portion relative to the outer case portion; and wherein each of the struts has a first weld between opposite ends and the inner and outer case portions, the first weld substantially evenly and continuously distributed around an entire periphery of the strut to form a primary joint between the strut and each of the inner and outer case portions, and wherein each of the struts has a pair of second welds of fillet type provided intermittently around the periphery of the strut, the second welds disposed on the first weld adjacent to leading and trailing edges of the strut.