Patent · US Expired

Apparatus for wireless transfer of power to a rotating element

US6437472B1 · kind B1 · utility

2Cited by
19References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2000
Grant dateAug 20, 2002
Priority date
Expiry dateNov 17, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S204/07
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A magnetic induction device having at least one secondary induction assembly including a secondary winding is mounted on a rotary element. A magnetic flux is induced the secondary induction assembly, causing an induced secondary alternating current in the secondary winding of the secondary induction assembly. The secondary alternating current is converting to direct current and is stored in an electrical storage device.

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