Patent · US Expired

Split-tube motor

US6229240A · kind A · utility

20Cited by

11References

20Claims

0Family size

Assignee

Wilo AG · DE

Inventors

Hansjurgen Kech · Herdecke, DE
Uwe Dreihaus · Hamm, DE
Ingo Fabricius · Dortmund, DE

Key dates

Filing date	Sep 30, 1999
Grant date	May 8, 2001
Priority date	—
Expiry date	Sep 30, 2019

Classification

Technology area (CPC H)Electricity
CPC primaryH02K2203/12
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A motor has a rotor rotatable about an axis, a can surrounding the rotor and having an outer surface, and a plurality of outwardly projecting stator supports fixed on the outer surface, and respective stator windings mounted directly on the stator supports. The stator supports project radially of the axis and there are at least three and at most twelve such stator supports and they are angularly equispaced about the axis.

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