Patent · US Expired

Liquid cooled generator

US6046520A · kind A · utility

24Cited by

4References

6Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Jochen Betsch · Waiblingen, DE
Gerhard Doll · Ulm, DE
Roland Doll · Weilheim, DE

Key dates

Filing date	Mar 5, 1999
Grant date	Apr 4, 2000
Priority date	—
Expiry date	Mar 5, 2019

Classification

Technology area (CPC H)Electricity
CPC primaryH02K5/203
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In a liquid-cooled generator including a generator structure disposed in a housing in spaced relationship therefrom so as to form a narrow space between the generator structure and the housing wherein the housing has inlet and exit opening for conducting a coolant through the annular space, a restriction is disposed in the annular space between the inlet and the exit openings and the inlet opening extends essentially tangentially to the inner wall of the generator housing so as to establish in the annular space an essentially circumferential coolant flow.

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