Patent ID: 7935457
Filing Date: 2011-05-03
Classification: H01M,Y02E

Abstract:
1. A portable container that supplies a source of fuel to a direct methanol fuel cell, the container comprising: a housing provided by a plurality of walls, each of the walls of the housing of a vapor impermeable material, the walls of the housing defining a fixed interior space confining a vapor and having at least a portion of a first one of the walls of the housing being comprised of a thermally conductive material and remaining portions of walls of the housing being thermally insulating; a fuel egress port member supported by a second, different one of the walls of the housing, the fuel egress port member having a single passage through the second, different one of the walls of the housing; and a surface area enhanced planar vaporization membrane disposed in the housing of the container, with the surface area enhanced planar vaporization membrane and a substantial fixed portion of the fixed interior space of the housing confining and being in direct contact with a liquid source of an oxidizable fuel, and the egress port member being isolated from the liquid source and delivering the oxidizable fuel in a vapor phase from the container.