Patent · US Active

Methods and systems for oil cooled rotor laminations

US11799362B2 · kind B2 · utility

1Cited by

7References

20Claims

0Family size

Assignee

DANA AUTOMOTIVE SYSTEMS GROUP, LLC · US

Inventors

Thibault Devreese · Brugge, BE
Steven VANHEE · Gits, BE
Joachim DRUANT · Houthulst, BE

Key dates

Filing date	Sep 20, 2021
Grant date	Oct 24, 2023
Priority date	—
Expiry date	Dec 28, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02K2209/00
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Various methods and systems are provided for a system for cooling an electric motor. The cooling system includes a primary coolant passage through a rotor shaft linked to a plurality of secondary passages though lamination stacks of a rotor configured to receive coolant at a central region of the lamination stacks.

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