Patent ID: 7351485
Filing Date: 2008-04-01
Classification: C01B,F17C,H01M,Y02B,Y02E

Abstract:
1. A power supply for supplying electric power to a device, the power supply comprising a power generation module, wherein the power generation module comprises: a power generation portion which generates power by using supplied power generation fuel; a plurality of fuel pack accommodating portions which accommodate a plurality of fuel packs including at least a first fuel pack and a second fuel pack to store the power generation fuel; and a control portion which controls fuel supplying such that, while the power generation fuel is supplied from one of the first and second fuel packs, the power generation fuel is not supplied from the other one of the first and second fuel packs accommodated in the fuel pack accommodating portions; wherein the control portion comprises a fuel pack locking portion which selectively locks the fuel packs in the fuel pack accommodating portions; wherein the control portion further comprises a fuel switching portion including a detection section for detecting an amount of the power generation fuel remaining in the first and second fuel packs accommodated in the fuel pack accommodating portions, and for supplying a detecting signal corresponding to the amount of the power generation fuel in the first and second fuel packs; and wherein the control portion: