Brushgear for miniature motors

Details Brushgear for miniature motors Brushgear for miniature motors

1986-03-10

1987-11-10

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310233, 310239, 439 13, H02K 1300

Patent

active

047059788

ABSTRACT:
Brushgear for miniature motors comprising a pair of brushes each having brush shoes, made of electrically conduction metal strips, for making sliding contact with a miniature motor commutator, in which each brush shoe is bent into a V shape in cross section; ends of the feet of the V-shaped brush shoe being adapted to make sliding contact with the commutator, and the sliding positions of the brush shoes of the two brushes are disposed apart from each other by a predetermined distance in the axial direction of the commutator and/or in an inclined state in the axial direction of the motor rotating shaft at a predetermined angle with respect to the tangential direction of the commutator.

REFERENCES:
patent: 823642 (1906-06-01), Siebers
patent: 4319153 (1982-03-01), Mabuchi
patent: 4323292 (1982-04-01), Lewis
patent: 4500804 (1985-02-01), Akiyama
patent: 4572599 (1986-02-01), Pryputniewicz

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