Patent ID: 6188159
Filing Date: 2001-02-13
Classification: H02K

Abstract:
An electro-motor or dynamo, comprising:(i) a plurality of stator units arranged around a central axis, said stator units each comprising:(a) a column, said column comprising a top side, a bottom side opposite to said top side, an inner side, an outer side opposite to said inner side, a first end section, a second end section, and a middle section connected between said first end section and said second end section, said column being extended longitudinally along a longitudinal axis from said top side toward said bottom side, said first end section and said second end section respectively formed integral with two distal ends of said middle section and turned toward said inner side; and(b) electrically conductive winding means wound round said column through multiple turns over said top side, said inner side, said bottom side, and said outer side; and(ii) locating means for holding said stator units fixedly together;(iii) the inner side of each of said stator units is respectively disposed facing said central axis;(iv) the longitudinal axis of each of stator units is respectively disposed perpendicular to said central axis; and(v) a rotor comprising two vertically spaced aluminum cast elements on a support member extending along said central axis.