Impeller and shaft assembly for high speed gas compressor

Details Impeller and shaft assembly for high speed gas compressor Impeller and shaft assembly for high speed gas compressor

F - Mech Eng,Light,Heat,Weapons

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F04D 29/28 (2006.01) F04D 29/26 (2006.01) F16D 1/091 (2006.01) F16D 1/092 (2006.01)

Patent

CA 1111397

ABSTRACT OF THE DISCLOSURE An impeller and shaft assembly includes an outwardly tapered socket 38 in the rear face of the impel- ler 12 and into which a frusto-conically shaped extremity seats, the extremity circumferential wall having a plurality of axially extending grooves 42 alternating with intervening lands 44, the socket and extremity being dimensioned and configured so that in the finally seated relation of the parts the land plastically deforms the socket material which has a lower compressive yield strength than the extremity.

347693

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