Constant force brush holder assembly

Details Constant force brush holder assembly Constant force brush holder assembly

1994-07-19

1995-10-31

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310245, 310249, H02K 1300

Patent

active

054632641

ABSTRACT:
A brush holder assembly for an electric machine such as a motor that utilizes a constant force spring positioned within a U-shaped retainer to apply a constant force on a brush positioned against the spring within the retainer. The brush, spring and retainer are positioned within a container mounted on the housing of the electric machine. A removable cap is mounted in the radially outer end of the container to maintain the brush and spring in proper position during operation and allow easy removal and replacement of the brush when needed.

REFERENCES:
patent: 2695968 (1954-11-01), Welch et al.
patent: 3376444 (1968-04-01), Eaton, Jr. et al.
patent: 3387156 (1968-06-01), Elew et al.
patent: 3430084 (1969-02-01), Hall et al.
patent: 3430915 (1969-03-01), Vogelsberg
patent: 4375040 (1983-05-01), Sauerwein
patent: 4389588 (1983-06-01), Rankin
patent: 4800313 (1989-01-01), Warner et al.
patent: 4990811 (1991-05-01), Nakata et al.
patent: 5059846 (1991-10-01), Concannon

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