Electric motor

Details Electric motor Electric motor

1982-09-28

1985-03-12

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 89, H02K 516

Patent

active

045047545

ABSTRACT:
An electric motor comprising a casing, a stator mounted in the casing, a rotor, and end members rotatably mounting the rotor with respect to the stator. At least one of the end members is cast and comprising an integral hub a plurality of radially inwardly extending portions from the inner surface of the hub defining a bearing seat and a plurality of axially extending ribs on the inner surface of the hub having slots machined therein defining a surface in each rib that is accurately spaced axially with respect to the seat. A substantially flat spring member is positioned so that its annular periphery engages the surfaces. The spring member has radially inwardly extending fingers engaging the bearing in the seat.

REFERENCES:
patent: 2448500 (1948-08-01), Turner
patent: 2792512 (1957-05-01), Koch
patent: 3270226 (1966-08-01), McMillan, Jr.
patent: 3391290 (1968-07-01), Hahndorf et al.
patent: 3789251 (1974-01-01), King
patent: 3794869 (1974-02-01), Apostoleris
patent: 4186319 (1980-01-01), Dochterman

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