External-rotor type drum motor

Details External-rotor type drum motor External-rotor type drum motor

1977-02-15

1978-10-17

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 47, 310 81, 310211, H02K 700

Patent

active

041211278

ABSTRACT:
An external-rotor type drum motor in which the rotor includes axially extending members to which are fastened the respective end bells of the motor. The motor is further provided with a drum cylinder which surrounds the rotor and the end bells and is secured axially by means of a ring which is bolted to one of the end bells and rests against an inner shoulder formed on the drum cylinder.

REFERENCES:
patent: 1980056 (1934-11-01), Hedeby
patent: 2682617 (1954-06-01), Reich et al.
patent: 4032807 (1977-06-01), Richter

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