Pump Arrangement

专利名称：Pump Arrangement发明人：Juergen GROESCHEL申请号：US148763申请日：20140429

公开号：US20160115961A1公开日：20160428

专利附图：

摘要：A pump arrangement, in particular a magnetic clutch pump arrangement, isprovided. The pump arrangement includes a pump housing containing an impeller shaft, acontainment shell which seals an enclosed chamber within the inner chamber of the pumphousing, an impeller mounted on one end of the impeller shaft, an inner rotor mounted

on the other end of the impeller shaft, a drive motor, a drive shaft that can be driven bythe drive motor, and an outer rotor which is mounted on the drive shaft and co-operateswith the inner rotor. The external rotor has a hub with a through-bore having a hubinterior surface. The hub interior surface includes an axial groove extending parallel tothe axis of rotation which cooperates with a feather key and a key groove of the driveshaft to rotationally secure the hub to the drive shaft. At least one radially

circumferential first groove and at least one radially circumferential second groove in thehub interior surface receive tolerance rings.

申请人：KSB AKTIENGESELLSCHAFT

地址：Frankenthal DE

国籍：DE

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