ELECTRIC MOTOR Russian patent published in 1997 - IPC

FIELD: electric engineering. SUBSTANCE: device has housing 1 in which stator 2 and rotor 3 are located . In addition device has housing of ventilation system 7 which has shaft 6 which is mounted on bearing support 11 and is connected to rotor. Shaft 6 has vanes of fans 9 and contact rings 10. Housings 7 and 1 are joined by means of pipes between which coolers 16 are mounted in housing 7. In addition housing 7 has guiding members 12 and smoothing members 13. EFFECT: increased efficiency, increased reliability. 3 dwg