Patent · US Expired

Charging device with an induction coil

US7180265B2 · kind B2 · utility

139Cited by
8References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 2003
Grant dateFeb 20, 2007
Priority date
Expiry dateMay 6, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M1/04
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A charging device including a battery; a first induction coil coupled to the battery; and an induction core extending through the first induction coil. The induction core has a portion which extends in an outward direction from the charging device and is adapted to removably couple with a second induction coil of a portable electronic device by extending into the second induction coil.

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