Rotor for miniature motors

Details Rotor for miniature motors Rotor for miniature motors

1990-10-26

1992-05-12

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 42, 310 45, 310 91, 310236, 310261, H02K 1300

Patent

active

051131056

ABSTRACT:
A rotor for miniature motors having a shaft serving as a rotating shaft, a commutator having commutator segments mounted on a commutator proper fixedly fitted to the shaft, a rotor core fixedly fitted to the shaft and having rotor windings wound thereon, a plurality of positioning bosses formed in such a manner as to protrude toward the side of the rotor core on the commutator proper, and a positioning groove, formed on the side surface of the rotor core, into which the positioning bosses are inserted; the commutator being fixedly fitted by press-fitting the positioning bosses into the positioning groove, characterized in that

REFERENCES:
patent: 1901955 (1933-03-01), Giamo
patent: 3568309 (1971-03-01), Preece
patent: 3861027 (1975-01-01), Allen
patent: 3917967 (1975-11-01), Robison et al.
patent: 4668888 (1987-05-01), Tamura et al.

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