Patent · US Active

Pump arrangement

US9869316B2 · kind B2 · utility

1Cited by

3References

5Claims

0Family size

Assignee

KSB Aktiengesellschaft · DE

Inventors

Patrick Drechsel · Bischofswerda, DE
Markus Lay · Pegnitz, DE

Key dates

Filing date	Apr 29, 2014
Grant date	Jan 16, 2018
Priority date	—
Expiry date	Nov 22, 2034

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/28
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A pump arrangement, in particular a magnetic clutch pump arrangement, is provided. The pump arrangement includes a pump housing containing an impeller shaft, a containment shell which seals an enclosed chamber within the inner chamber of the pump housing, 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 by the drive motor, and an outer rotor which is mounted on the drive shaft and co-operates with the inner rotor. The outer rotor has a hub and a first support element, and a hollow cylindrical portion between the hub and the first support element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.