Patent · US Expired

Strip-shaped lamina and laminated stator core for an electric machine

US7129614B2 · kind B2 · utility

7Cited by

7References

9Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Rolf-Dieter Hahn · Stuttgart, DE
Wolfgang Harrer · Gerlingen, DE
Eberhard Rau · Ditzingen, DE
Thomas Berger · Ditzingen, DE
Martin Henne · Heubach, DE
Klaus Pflueger · Eberdingen, DE

Key dates

Filing date	Sep 22, 2003
Grant date	Oct 31, 2006
Priority date	—
Expiry date	Sep 22, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH02K15/021
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A strip-shaped lamella (10) for a stator (30) of an electric machine, having a yoke region (12) and a number of first teeth (18) that are of one piece with the yoke region (12) on a first side (14) and have first grooves (20) between them, and having second teeth (22) that are of one piece with the yoke region (12) on a second side (16) oriented away from the first side (14) and have second grooves (24) between them. The second teeth (22) are located at a position of the first teeth (18).

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