Patent ID: 6771044
Filing Date: 2004-08-03
Classification: H02J

Abstract:
An apparatus for electrical power management of the recharging of a plurality of battery-powered computers having a one or more internal batteries, the apparatus comprising:a plurality of electrical bus elements for connecting the plurality of battery-powered computers to the apparatus, the plurality of battery-powered computers distributively connected to the plurality of electrical bus elements to form a group of battery-powered computers connected to each one of the plurality of electrical bus elements; a plurality of switching elements, each one of the plurality of switching elements having a load terminal exclusively connected to one of the plurality of electrical bus elements; an ac power source having a limited current capacity generally less than a total maximum charging current for all of the plurality of battery-powered computers, the ac power source connected to a line terminal of each one of the plurality of switching elements; and a means of controlling the plurality of switching elements whereby the ac power source is selectively connected to the plurality of electrical bus elements to recharge the one or more internal batteries without exceeding the limited current capacity of the ac power source.