Patent · US Expired

System for wirelessly supplying a large number of actuators of a machine with electrical power

US6597076B2 · kind B2 · utility

289Cited by

10References

23Claims

0Family size

Assignee

ABB PATENT GMBH · DE

Inventors

Guntram Scheible · Hirschberg, DE
Bernd Smailus · Hemsbach, DE
Martin Klaus · Salzkotten, DE
Kai Garrels · Mannheim, DE
Lothar Heinemann · Paderborn, DE

Key dates

Filing date	Dec 11, 2001
Grant date	Jul 22, 2003
Priority date	—
Expiry date	Dec 11, 2021

Classification

Technology area (CPC H)Electricity
CPC primaryH01F38/14
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A configuration for supplying a large number of actuators with electrical power without using wires includes at least one primary winding that is fed from a medium-frequency oscillator. Each actuator has at least one secondary winding that is suitable for drawing power from a medium-frequency magnetic field.

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