Leaf brushes for small electric motor

Electrical generator or motor structure – Dynamoelectric – Rotary

Patent

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Details

310228, 310248, H02K 700

Patent

active

045298998

ABSTRACT:
Leaf brushes for small electric motors having commutator slide surfaces for making electrical contact with a motor commutator and constructed so that a multiplicity of fine ridges are densely formed on the commutator slide surfaces.

REFERENCES:
patent: 599781 (1898-03-01), Gutmann
patent: 3234420 (1966-02-01), Lindner
patent: 4228376 (1980-10-01), Mabuchi

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