Patent · US Active

Rotor shaft of an electric motor

US12231021B2 · kind B2 · utility

0Cited by

0References

7Claims

0Family size

Assignee

Bayerische Motoren Werke Aktiengesellschaft · DE

Inventors

Daniel Loos · Munich, DE
Yann Tremaudant · Poissy, FR

Key dates

Filing date	Mar 16, 2020
Grant date	Feb 18, 2025
Priority date	—
Expiry date	Feb 18, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02K13/02
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A rotor shaft of an electric motor, in particular of an electrically excited synchronous machine, is composed of a shaft body and a power transmission module, the shaft body having a tubular open end that faces the power transmission module and forms a seat in which an end of the power transmission module located closer to the shaft body is interlockingly accommodated in the seat.

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