FUEL CELL SYSTEM

摘要

A first aspect of the invention relates to a portable electrical power supply comprising: a first housing (20) which contains at least one fuel cell (40); a second housing (10) containing power output means (56); and means (25) movably attaching said second housing to said first housing, said movement means permitting said second housing to be moved between a first position and a second position relative to the first housing; the arrangement being such that in said first position said at least one fuel cell is operable to produce electricity and said power output means is accessible to a user; and in said second position said at least one fuel cell is at least substantially deactivated. A second aspect of the invention relates to a portable electrical power supply comprising: a first housing (20) which contains at least one fuel cell (40), a second housing (10) containing power output means, and means (25) movably attaching said second housing to said first housing, said movement means permitting said second housing to be moved between a first position and a second position relative to the first housing; the arrangement being such that in said first position the output means is accessible to a user and said at least one fuel cell is operable to produce electricity, and in the second position the output means is inaccessible to a user.