Turbomachinery shaft insert

Details Turbomachinery shaft insert Turbomachinery shaft insert

1989-05-26

1990-01-02

Kundrat, Andrew V.

Joints and connections

With adjunctive protector, broken parts retainer, repair,...

Position or guide means

403289, 403258, 403 24, B25G 300

Patent

active

048909467

ABSTRACT:
An insert for a hollow rotatable shaft on the end of which an impeller is mounted, the insert having a first cylindrical portion receivable within the end of the shaft. The insert includes a radially extending portion adjacent the end of the shaft having an annular wall including radially inner and outer surfaces for engaging tightly similar surfaces in a recess formed in the impeller to provide inner and outer pilot surfaces. The insert also includes a tubular extension which is received within a bore in the impeller, the tubular extension having spaced longitudinally extending slits for permitting the extension together with radially extending hook-like tongues thereon to be received within radial slots in the bore of the impeller to lock the impeller to the insert.

REFERENCES:
patent: 2836448 (1958-05-01), King
patent: 2901214 (1959-08-01), Slemmons
patent: 3865437 (1975-02-01), Crosby

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