Stay ring for a spiral casing for a rotary hydraulic machine

Details Stay ring for a spiral casing for a rotary hydraulic machine Stay ring for a spiral casing for a rotary hydraulic machine

F - Mech Eng,Light,Heat,Weapons

03

B

138/31

F03B 11/00 (2006.01) F03B 3/16 (2006.01)

Patent

CA 1069023

SPECIFICATION ABSTRACT OF THE DISCLOSURE A stay vane ring for the spiral casing of a rotary hydraulic machine comprises two axially spaced- apart ring members disposed coaxially about the machine axis and a plurality of axially extending stay vanes connected between the ring members. Each ring member is a cast member having a substantialiy triangular cross section and is disposed with one wall facing the other ring member, the axial ends of the stay vanes being welded to those walls and the ends of metal plates making up the spiral casing being welded to the ring members along annular edges thereof that are located opposite the afore- mentioned walls.

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