| 摘要 |
PCT No. PCT/SU80100099 Sec. 371 Date Feb. 4, 1981 Sec. 102(e) Date Feb. 3, 1981 PCT Filed Jun. 4, 1980 PCT Pub. No. WO80/02777 PCT Pub. Date Dec. 11, 1980.Stator of a direct current electrical machine comprises a support structure (1) defined by a pair of frame members (4) and beams (2), the latter being disposed around the center line (3) of the stator with the ends thereof affixed to the frame members (4), and a magnetic circuit (7) having a yoke (8) and pole pieces (9 and 10) secured to the yoke (8). The yoke is in the form of a single continuous band coiled into a cylindrical spiral, each turn of the spiral embracing by a wider side thereof all the beams (2) of the support structure (1). |
