FUEL CELL, FUEL CARTRIDGE, AND FUEL CELL SYSTEM

摘要

A fuel cartridge (1220) is removably attached to a fuel cell (100). A connection section (1225) is provided on the fuel cartridge (1220), and an engagement section (1205) engaging with the connection section (1225) is provided in the fuel cell (100). By this structure, the fuel cell (100) distinguishes the fuel cartridge (1220) attached.