Electrical drive apparatus which can be operated via a...

Details Electrical drive apparatus which can be operated via a... Electrical drive apparatus which can be operated via a...

2006-01-24

2006-01-24

Martin, David (Department: 2837)

Electricity: motive power systems

Motor-reversing

Armature or primary circuit control

C318S291000, C318S434000, C318S285000, C363S017000, C363S136000

Reexamination Certificate

active

06989643

ABSTRACT:
An electrical drive apparatus, in particular, a motor-driven motor vehicle window winder or motor vehicle belt roller, which can be operated via a full bridge circuit with at least four switching elements with a different load depending on the rotation direction, wherein the switching elements are individually designed on the basis of their different maximum loads, in the sense of an asymmetric full bridge.

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European search report for EP03101411, 3 pages, mailed Mar. 23, 2004.

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