Patent · US Active

Rotor for an electric machine, the rotor has short circuit bars, short circuit ring, and support disc of different materials

US10886825B2 · kind B2 · utility

0Cited by

5References

10Claims

0Family size

Assignee

AUDI AG · DE

Inventors

Korbinian WEBER · Ingolstadt, DE
Jörg Rücker · Hilpoltstein, DE
Peter Suess · Buxtehude, DE

Key dates

Filing date	Apr 13, 2018
Grant date	Jan 5, 2021
Priority date	—
Expiry date	Feb 2, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH02K17/168
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A rotor for an electric machine. A laminated core with a plurality of short-circuit bars that pass through it and are joined at both ends by way of a respective short-circuit ring. A support disc, which is made of a material that has a higher strength than the material of the short-circuit ring, is axially arranged at each short-circuit ring.

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