| 摘要 |
922,319. Magnetic couplings. FRANZ KLAUS, [trading as FRANZ KLAUS MASCHINEN - UND APPARATEBAU BOCHUM]. March 21, 1961 [March 28, 1960], No. 10334/61. Class 35. [Also in Group XXVI] The impeller 4 of a centrifugal pump is mounted on the same shaft as the output rotor 6 of a permanent magnet drive unit. The impeller 4 and rotor 6 are enclosed within a common housing, hermetically sealed from the atmosphere, formed by a casing 1 and thinwalled tube 8. The driving sleeve of the permanent magnet drive is formed by the rotor 7.
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