Brush assembly for an electric motor

Details Brush assembly for an electric motor Brush assembly for an electric motor

1993-12-22

1995-03-28

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 71, 310242, 310245, 310248, H02K 1300

Patent

active

054020271

ABSTRACT:
A brush assembly for an electric motor has a brush 20, a brush terminal 30 and a brush spring 40. The brush spring is fashioned from an elongate strip 41 of resilient, electrically conductive material and is fixed to the brush terminal at its ends to form a loop with an intermediate portion fixed to the brush to electrically connect the brush to the brush terminal and to urge the brush into contact with a commutator of the motor. Brush guiding arrangements for guiding the brush to the commutator has a guide pin 51 fixed at one end 52 to the brush terminal and co-operating with a guide hole 21 formed in the brush to define the position of the brush on the commutator 11.

REFERENCES:
patent: 1933628 (1933-11-01), Kitto
patent: 2548631 (1951-04-01), Stapleton
patent: 3681635 (1972-08-01), Bayer
patent: 4329612 (1982-05-01), Averill
patent: 4359656 (1982-11-01), Fasterding
patent: 4567414 (1986-01-01), Berings
English translation of European Patent Application 234 427, of Feb. 9, 1987.

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