Patent · US Active

Axially clamped rotor with length tolerance compensation

US11916443B2 · kind B2 · utility

0Cited by

0References

8Claims

0Family size

Assignee

AUDI AG · DE

Inventors

Moritz Lux · Munich, DE
Peter Suess · Buxtehude, DE
Lars WETTERAU · Ingolstadt, DE

Key dates

Filing date	May 4, 2021
Grant date	Feb 27, 2024
Priority date	—
Expiry date	Jul 13, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02K1/30
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A rotor for an electric machine, comprising a rotor shaft and a laminated core arranged on it, comprising multiple metal plates arranged in axial succession and lying against each other, as well as at least one coolant duct running through the laminated core, wherein the laminated core is axially clamped by at least one clamping means, wherein the clamping means shoved onto the rotor shaft comprises at least one axially braced spring element and at least one tolerance compensation disk.

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