A power supply device is provided as an accessory to a portable electronic device to supply electric power to the portable electronic device. The power supply device includes a shell and a battery. The shell defines a concave assembling portion for assembling the portable electronic device therein and is configured to provide a better viewing angle of the portable electronic device. The battery is assembled within the shell to supply electric power.
申请公布号
US2010118477(A1)
申请公布日期
2010.05.13
申请号
US20090578160
申请日期
2009.10.13
申请人
SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.;FIH (HONG KONG) LIMITED