Patent · US Expired

Eddy current retarders

US4668886A · kind A · utility

7Cited by

4References

6Claims

0Family size

Assignee

501 Labavia - S.G.E. · FR

Inventors

Andre Marandet · Saint-Gratien, FR
Gerard R. W. Dancygier · Paris, FR

Key dates

Filing date	Dec 5, 1985
Grant date	May 26, 1987
Priority date	—
Expiry date	Dec 5, 2005

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/64
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In an eddy current retarder, more especially for vehicles, each enlarged pole shoe (5) is shifted circumferentially rearwardly, with respect to the axis (Y) of the corresponding magnetic core (2), i.e. in the direction opposite that (F) of the rotation of the rotor.

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