| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a charging tray for conducting inductive charging of a cordless electric tool which simplifies recharging while maintaining the sterilizability of the cordless electric tool. <P>SOLUTION: An electrical apparatus includes a tray (20), having a surface (28) on which a tool containing a rechargeable power source can be placed, and a magnetic field generator (30), which is located below the surface of the tray and is operative to generate a time-varying magnetic field of sufficient power at the surface of the tray so as to inductively charge the power source in the tool. <P>COPYRIGHT: (C)2008,JPO&INPIT |
