Patent · US Expired

Actuating device, particularly for actuating locking differentials on vehicles

US6909213B2 · kind B2 · utility

11Cited by

8References

24Claims

0Family size

Assignee

Valeo Motoren und Aktuatoren GmbH · DE

Inventors

Ronald Frey · Bönnigheim, DE
Harald Schmidt · Georgetown, CA
Johannes Helmich · Ilsfeld, DE
Birgit Scheytt · Mühlacker, DE
Werner Baeskow · Hessigheim, DE

Key dates

Filing date	Dec 12, 2002
Grant date	Jun 21, 2005
Priority date	—
Expiry date	Jul 28, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH02K7/1025
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An actuating device, specifically to actuate locking differentials on vehicles, having an actuating shaft, a drive unit to drive the actuating shaft, where the drive unit comprises an armature core non-rotatably mounted on the actuating shaft and a commutator non-rotatably mounted on the actuating shaft, having an electromagnetic brake unit to brake and/or to hold the actuating shaft, where the brake unit includes a brake hub flange non-rotatably mounted on the armature, and having a single- or multi-piece housing tightly enclosing the drive unit and the brake unit, where the free end of the actuating shaft extends from the housing.

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