Patent ID: 7982357

Claim:
A brush holder assembly for a dynamo-electric machine comprising: a brush fixture including a main body portion having a first end portion that extends to a second end portion through an intermediate portion defining a brush chamber, the second end portion including at least one snap element; a shielding fixture detachably mounted to the brush fixture, the shielding fixture including a main body having a first end that extends to a second end through an intermediate wall portion, the intermediate wall portion including a brush fixture mounting section provided with at least one snap member, the at least one snap member being configured to interact with the at least one snap element to snap-fittingly secure the brush fixture to the shielding fixture; a brush member moveably mounted within the brush chamber, the brush member including a main body member having a first end section that extends to a second end section, the second end section including a recessed region and a shunt member, the shunt member including a first end operatively connected to the brush member at the recessed region that extends through an intermediate region to a second end; a constant force spring including a leg operatively engaged with the brush fixture and a coil that abuts the second end section of the brush member, the coil applying a constant force urging the brush member toward the shielding fixture; and a shunt retainer mounted in the brush chamber and abutting the second end section of the brush member, the shunt retainer including a first leg portion, a second leg portion and a base portion, the shunt retainer being configured to maintain proper alignment of the constant force spring and prevent entanglement of the shunt member.