Commutator

Details Commutator Commutator

2003-05-16

2009-02-03

Hanh, Nguyen N (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

Reexamination Certificate

active

07485998

ABSTRACT:
A commutator comprises a commutator base of insulating material, a plurality of commutator terminals, each of which has a terminal portion and a contact portion, and a plurality of carbon segments formed on the base and over the contact portions, respectively, of the terminal. Each carbon segment has an inner portion of molded (unsintered) graphite material adjacent to the base and one or more outer exposed portions, containing or formed of sintered graphite.

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patent: 0577091 (1944-05-01), None
patent: 2038565 (1980-07-01), None

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