Rotor and method for making same

Details Rotor and method for making same Rotor and method for making same

1999-05-18

2000-08-08

LaBalle, Clayton

Electrical generator or motor structure

Dynamoelectric

Rotary

310 43, 26432812, H02K 106, H02K 1500, H02K 1502, B29C 4514

Patent

active

061006114

ABSTRACT:
A rotor adapted for use in a motor and a fan. The rotor has a cup-shaped rotor body made of synthetic resin materials. A shaft is coaxially coupled with a bottom of the rotor body so as to expose a part of one end of the shaft to outside of the rotor body. And the bottom of the rotor body includes an annular recess coaxially formed with the shaft on an outer surface of the rotor body, an annular projection is coaxially formed with the shaft so as to surround the exposed portion of the shaft on the outer surface of the bottom of the rotor body. The exposed portion of the shaft and the annular projection are accommodated in the annular recess.

REFERENCES:
patent: 3333300 (1967-08-01), Cohan
patent: 4781879 (1988-11-01), Oishi
patent: 5363003 (1994-11-01), Harada et al.
patent: 5952747 (1999-09-01), Nakase

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