Patent · US Active

Stator of a rotating field machine

US11303179B2 · kind B2 · utility

0Cited by

2References

11Claims

0Family size

Assignee

ebm-papst Mulfingen GmbH & Co. KG · DE

Inventors

Gerhard Huth · Stuttgart, DE
Jiawei He · Tianjin, CN
Jens Krotsch · Niederstetten, DE
Roland Erneker · Künzelsau, DE
Otmar Hügel · Künzelsau, DE
Walter Hofmann · Assamstadt, DE

Key dates

Filing date	Jul 18, 2017
Grant date	Apr 12, 2022
Priority date	—
Expiry date	Jul 1, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH02K2201/03
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a stator active part for an electric motor, preferably a permanent-magnet-excited synchronous machine consisting of a hollow-cylindrical yoke, comprising an inner cladding and having a receptacle space, into which a coil support is inserted, wherein the coil support consists of a peripherally-closed, hollow-cylindrical tubular body extending in the axial direction (A) of the yoke, on the outer cladding of said body a plurality of coil holders being formed, wherein a finely-distributed coil is installed on each coil holder.

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