发明授权
US4456844A Submergible motor construction 失效
潜水电机施工

Submergible motor construction
摘要:
A mold type motor comprises a molded resin frame covering the surfaces of a stator iron core and a coil end and molded resin brackets detachably fitted on the end openings of the molded resin frame wherein a surge absorber unit is embedded in the molded resin frame and is electrically connected to a grounding element.
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