Patent ID: 6831443
Filing Date: 2004-12-14
Classification: H02J,Y10S

Abstract:
A power connecting device for use among a portable electrical device, a power adapter and a power source, comprising:a cable for transmitting power from said power source to said portable electrical device; a first joint disposed at one end of said cable for electrically connecting to said portable electrical device; a second joint disposed at the other end of said cable for electrically connecting to a socket of said power adapter; and a data storage unit disposed in the shell of said first joint and electrically connected with said second joint, said data storage unit storing therein the power supply data specific to said portable electrical device, said power supply data being provided to said power adapter when said second joint is electrically connected to said socket of said power adapter and referred by said power adapter to convert the power signal from said power source into a required power form adapted to said portable electrical device.