Patent ID: 6924054
Filing Date: 2005-08-02
Classification: B01J,C01B,F17C,G06F,H01M,Y02B,Y02E,Y02T

Abstract:
1. A fuel supply for a fuel cell, the fuel cell having an anode and a cathode, the fuel supply comprising: a fuel storage area, the fuel storage area having a volume; a fuel solution outlet configured to pass a fuel solution from the fuel storage area; a waste storage area, the waste storage area having a volume; a waste inlet configured to pass waste into the waste storage area; a movable barrier separating the fuel storage area and the waste storage area, wherein the movable barrier is a first flexible bag that surrounds the fuel storage area, and wherein the movable barrier is configured to move as the fuel solution is passed from the fuel storage area and a waste is passed into the waste storage area to simultaneously decrease the volume of the fuel storage area and increase the volume of the waste storage area; and a second flexible bag surrounding the waste storage area.