Annular molded article secured to a shaft

Details Annular molded article secured to a shaft Annular molded article secured to a shaft

1981-06-10

1983-03-08

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310219, 310236, 403365, H02K 1304

Patent

active

043762549

ABSTRACT:
A stamped and rolled sheet metal bushing having pointed barbs on its exterior periphery and longitudinal ribs on its interior periphery is inserted into the bore of a premolded commutator assembly. An armature shaft is press fit into the bushing assembly, deforming the longitudinal ribs to couple the shaft to the bushing and embedding the pointed barbs into the molded material of the commutator to couple the bushing to the commutator.

REFERENCES:
patent: 435504 (1890-09-01), Lieb
patent: 1839094 (1931-12-01), Geyer
patent: 2161559 (1939-06-01), Cooke
patent: 2606220 (1952-08-01), Labastie
patent: 2645732 (1953-07-01), Marsal
patent: 3104136 (1963-09-01), Merriam

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