Patent ID: 6864009

Claim:
A solid oxide fuel cell stack structure comprising: a first separating plate having a plurality of gas channels; a second separating plate having a plurality of sealing grooves and being laid on the first separating plate; a plurality of channel supports seated on the gas channels of the first separating plate at positions within the second separating plate; a plurality of solid oxide fuel single cells each comprising a fuel electrode, an electrolyte and an air electrode, four sides of each single cell disposed downwardly so as to form a single cell having a reversed U-shaped cross-section, said single cells being seated on the second separating plate while being positioned on said channel supports with bent support portions of the single cells being held within the sealing grooves filled with a sealant; a first collector positioned between each of said channel supports and an associated single cell; a second collector positioned on each of said single cells; and an insulating plate laid on said second separating plate.