| 摘要 |
In a hermetically-encased gap tube motor pump 1 which is driven by permanent-magnet or electro-magnetic coupling through a gap tube, satisfactory mounting of the rotor of the pump is ensured even under difficult operating conditions in that the mounting of the rotor 4 of the pump is formed from rolling bearings 5 and 6 made from ceramics material that can operate dry. <IMAGE> |
