Patent · US Active

Rotor for an electrical machine with improved temperature stability

US7872388B2 · kind B2 · utility

1Cited by

23References

18Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Susanne Evans · Laufenburg (Baden), DE
Wolf-Joachim Eggers · Lübeck, DE
Helmut Aesche · Ottersweier, DE
Juergen Herp · Laufenburg (Baden), DE
Markus Heidrich · Laufenburg (Baden), DE
Steven Andrew Evans · Laufenburg (Baden), DE
Tilo Koenig · Laufenburg (Baden), DE
Markus Peters · Xanten, DE
Joachim Van Wijhe · Bühl, DE
Lin Feuerrohr · Rutesheim, DE

Key dates

Filing date	Aug 17, 2004
Grant date	Jan 18, 2011
Priority date	—
Expiry date	May 18, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH02K1/28
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The present invention relates to an electrical machine including a rotor shaft, a hollow-cylindrical magnet element, a first covering disk, and a second covering disk, in which the first and second covering disks are secured to the rotor shaft, and the magnet element is secured on its first axial end to the first covering disk and on its second axial end to the second covering disk.

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