FIELD: electrical engineering; driving pumps. SUBSTANCE: liquid-filled motor has stator, rotor, and shaft. End seals installed in top flange of motor frame prevent ingress of liquid inside motor and form water-tight chamber filled with liquid. This chamber functions as backup shield of motor interior. EFFECT: improved water-tightness of motor. 2 dwg
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|---|---|---|---|
| DEVICE FOR HYDRAULIC PROTECTION OF SUBMERSIBLE OIL-FILLED ELECTRIC MOTOR | 0 |
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