Electrical switching apparatus, and carrier assembly and spring guide therefor
The invention relates to an electrical switching apparatus, and carrier assembly and spring guide therefor. A spring guide is provided for a carrier assembly of an electrical switching apparatus such as, for example, a circuit breaker. The carrier assembly includes a carrier body, a plurality of mov...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to an electrical switching apparatus, and carrier assembly and spring guide therefor. A spring guide is provided for a carrier assembly of an electrical switching apparatus such as, for example, a circuit breaker. The carrier assembly includes a carrier body, a plurality of movable contact arms pivotably coupled to the carrier body, and a plurality of contact springs. Each of the contact springs is disposed between a portion of the carrier body and a corresponding number of the movable contact arms. Each spring guide includes a guide member disposed between a corresponding one of the contact springs and the corresponding number of movable contact arms to maintains alignment therebetween. The guide member preferably includes a planar portion including a first side, which spans a pair of adjacent movable contact arms, and a second side, which includes a projection. The projection is disposed within the coils of the corresponding one of the contact springs. |
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