Radio noise suppression device for a commutator motor

Electrical generator or motor structure – Dynamoelectric – Rotary

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Details

310 68R, 310 72, 307105, 333181, H02K 524

Patent

active

044292414

ABSTRACT:
A commutator motor having a radio noise preventing device, where a common ground terminal of radio noise preventing capacitors is connected to a stator core. The stator core has two opposed arcuately faced poles around which field windings are respectively wound. A pair of non-magnetic metal pieces are provided between the poles in opposing relation, so that they surround an armature with the poles.

REFERENCES:
patent: 2242333 (1941-05-01), Thunberg
patent: 2456701 (1948-12-01), Hansen
patent: 3238434 (1966-03-01), Blitz
patent: 3631277 (1971-12-01), Ferdig
patent: 3668571 (1972-06-01), Sato
patent: 3790830 (1974-02-01), Bonfiglio

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