Patent ID: 7544040
Filing Date: 2009-06-09
Classification: F01D,F05D,Y10T

Abstract:
1. A method for assembling a support structure in a turbine or compressor engine for rotatably supporting a rotor member in a stator member, the support structure including an inner ring, an outer ring and a plurality of struts which extend radially between the inner ring and the outer ring, at least one of the rings having integrated portions projecting in a direction of the struts and forming end connecting portions joined to the struts, comprising: casting the end connecting portions of the at least one of the rings together with the ring using a metal alloy having initially oversized cross sectional dimensions relative to the cross sectional dimensions of corresponding strut; and working at least one lateral surface of the end connecting portions to remove material, so as to achieve final dimensions and positioning to conform each end connecting portion to cross sectional dimensions and positioning of each corresponding strut, the material being removed from the end connecting portions prior to welding or soldering the end connecting portions to the struts.