×

Charger coupling

  • US 6,373,221 B2
  • Filed: 12/27/2000
  • Issued: 04/16/2002
  • Est. Priority Date: 12/27/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A charger coupling for charging a battery, the coupling comprising:

  • a charging device, wherein the charging device includes a first core, a primary coil wound about the first core, and a first communication device having a first antenna;

    a receptacle for receiving the charging device, wherein the receptacle includes a second core, a secondary coil wound about the second core, and a second communication device having a second antenna, wherein, when the receptacle receives the charging device, the second core and the first core form a magnetic circuit and the secondary core induces a current in response to a current supplied to the primary coil, and wherein the second antenna exchanges radio waves with the first antenna; and

    a waveguide member, wherein the waveguide member guides radio waves between the first antenna and the second antenna.

View all claims
  • 16 Assignments
Timeline View
Assignment View
    ×
    ×