Multi-part rotor shaft for small electric motors

Details Multi-part rotor shaft for small electric motors Multi-part rotor shaft for small electric motors

1992-02-26

1993-10-12

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 42, 310 91, 403261, 403268, 403360, 464182, H02K 122

Patent

active

052528790

ABSTRACT:
A rotor for an electric motor includes a rotor lamina stack defining a throughgoing opening and having opposite end faces; and a rotor shaft which is composed of three parts: a central shaft portion received in the central opening and having first and second ends projecting from the rotor lamina stack beyond the respective opposite end faces; a first separate shaft stub received on the first end of the central shaft portion; and a second separate shaft stub received on the second end of the central shaft portion.

REFERENCES:
patent: 2149194 (1939-02-01), Stopp
patent: 3780428 (1973-12-01), Zorev
patent: 3969032 (1976-07-01), Wolicki
patent: 4172678 (1979-10-01), Schonwald
patent: 4365179 (1982-12-01), Magdaleno
patent: 4455498 (1984-06-01), DeSisto
patent: 4541160 (1985-09-01), Roberts
patent: 4970424 (1990-11-01), Nakamura
patent: 5089736 (1992-02-01), Oyafuso

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