| 摘要 |
PCT No. PCT/SU88/00106 Sec. 371 Date Apr. 4, 1989 Sec. 102(e) Date Apr. 4, 1989 PCT Filed Apr. 28, 1988 PCT Pub. No. WO88/10021 PCT Pub. Date Dec. 15, 1988.An asynchronous motor comprising a stator 1, a rotor including a core 2 and a multilayer screen 3. Each layer 4 of the screen 3 is made of an iron-containing alloy of high electrical conductivity, the value of electrical conductivity in each of the succeeding layers, in the direction of the rotor axis, being assumed to be decreasing. |
