Patent ID: 7615305

Claim:
A fuel reservoir for a fuel cell detachably connected with a fuel cell main body, wherein the fuel reservoir is equipped with a fuel-storing vessel of a tube type for storing a liquid fuel, a fuel discharge part at a front end of the fuel-storing vessel, and a follower which is liquid or gelatinous and moves inside the fuel-storing vessel as the liquid fuel is consumed, and which seals the liquid fuel at a rear end of the liquid fuel, and a follower auxiliary member which is inserted into the follower, and which has no fluidity and is insoluble in the liquid fuel, and which has a cross-sectional area of 50% or more based on a cross-sectional area of the fuel-storing vessel in a diameter direction, wherein the liquid fuel is stored in a chamber which is surrounded by the fuel-storing vessel, the fuel discharge part and the follower with the follower auxiliary member.