Brush holder for rotary electric apparatus

Details Brush holder for rotary electric apparatus Brush holder for rotary electric apparatus

1983-02-08

1984-09-11

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310245, H02K 1300

Patent

active

044712545

ABSTRACT:
This invention relates to a brush holder for a rotary electric apparatus comprising: a holder body having a brush frame for slidably holding a brush, a brush retainer pivotally secured to a holder arm attached to the holder body through a pin, a spring provided between the holder body and the brush retainer, a stopper mounted on the holder body for stopping the movement of the brush retainer at a predetermined position, and a contacting piece mounted on the stopper being electrically insulated from said holder body and positioned so that it comes into electromechanical contact with the brush retainer when the brush reaches the wearing limit.

REFERENCES:
patent: 3523288 (1970-08-01), Thompson
patent: 3968391 (1976-07-01), Blank
patent: 4272695 (1981-07-01), Buchwald
patent: 4344009 (1982-08-01), Reynolds
patent: 4348608 (1982-09-01), Michael

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