US Patent 7717528 Recording apparatus

A recording apparatus, which operates by using a fuel cell as a power source, for performing recording with a printing material, includes a printing material storing portion for storing the printing material; a fuel tank for storing a fuel to be supplied to the fuel cell; a power generation portion of the fuel cell, for outputting electric power generated by the fuel supplied from the fuel tank to the recording apparatus; a heating portion for consuming the fuel from the fuel tank; and a control portion for performing control so that an excess amount of the fuel can be supplied to the heating portion such that when the printing material in the printing material storing portion is exhausted, the fuel in the fuel tank is also exhausted.