Motor air gap bearing arrangement

Details Motor air gap bearing arrangement Motor air gap bearing arrangement

1986-07-07

1987-04-21

Salce, Patrick R.

Electrical generator or motor structure

Dynamoelectric

Rotary

384300, H02K 708, H02K 516

Patent

active

046599525

ABSTRACT:
In a stepping motor comprising a stator including a plurality of stator plates, and a rotor made of a permanent magnet, a coating layer made of a nonmagnetic material is applied to the stator plates, and the rotor is rotated within the stator plates while the rotor is maintained in a closely adjacent relation contactable with the coating layer of the stator plates.

REFERENCES:
patent: 2623353 (1952-12-01), Gerard
patent: 3011219 (1961-12-01), Williams
patent: 4382199 (1983-05-01), Isaacson
patent: 4384226 (1983-05-01), Sato et al.
patent: 4476449 (1984-10-01), Gray et al.

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