Ceramic rotor and metal shaft assembly

Details Ceramic rotor and metal shaft assembly Ceramic rotor and metal shaft assembly

1991-08-15

1992-07-14

Kwon, John T.

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

With runner shaft of specific shape or material

403 30, F04D 2904

Patent

active

051297841

ABSTRACT:
In a ceramic rotor and metal shaft assembly, a ceramic rotor has a protruded portion and is joined at the protruded portion to a recessed portion of a metal shaft by shrinkage fit or the like fitting method of fixedly holding the protruded and recessed portions relative to each other by making the mating circumferential surfaces of the protruded and recessed portions pressed against each other. The recessed portion has a minimum thickness wall between a circumferential wall and a bottom wall. The protruded and recessed portions have a set relationship of

REFERENCES:
patent: 4557704 (1985-12-01), Ito et al.
patent: 4639194 (1987-01-01), Bell, III et al.
patent: 4784574 (1988-11-01), Tsuno et al.

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