Jointing structure of rotor and shaft

Details Jointing structure of rotor and shaft Jointing structure of rotor and shaft

1991-03-07

1992-10-27

Cuomo, Peter M.

Joints and connections

Member deformed in situ

Deformation occurs simultaneously with assembly

403345, 403 30, 29525, F16B 1100

Patent

active

051583909

ABSTRACT:
A jointing structure of a rotor and a shaft has a rotor made of aluminum alloy having a through-hole at a center thereof, and a shaft made of steel which is to be press fitted into the through-hole of the rotor, the shaft being formed at least at a part of a surface to be jointed with the through-hole of the rotor with a hump and valley portion along an axis thereof, the outer diameter of the hump portion being larger than the inner diameter of the through-hole, the hump and valley portion of the shaft being press fitted into the through-hole of the rotor.

REFERENCES:
patent: 4118134 (1978-10-01), Mansel
patent: 4330914 (1982-05-01), Hood
patent: 4509381 (1985-04-01), Ikemoto et al.
patent: 4631973 (1986-12-01), Eley
patent: 4747763 (1988-05-01), Sibata et al.
patent: 4886392 (1989-12-01), Iio

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