Patent · US Expired

Wirefree mobile device power supply method & system with free positioning

US7399202B2 · kind B2 · utility

76Cited by
2References
13Claims
0Family size

Inventors

Key dates

Filing dateMay 31, 2005
Grant dateJul 15, 2008
Priority date
Expiry dateMay 31, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S439/95
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention provides an electrical coupling device. The coupling includes a contactor device and a plurality of electrical contacts which close an electrical circuit between the contactor device and an adaptor device when the adaptor device is brought into physical contact with the contactor device, there being no need for aligning for the electrical contacts of the contactor device with electrical contact of the adaptor device.

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