Fuel cell with uniform compression device

DRIVE February 19, 2003
Source
A fuel cell, comprising: a fuel cell stack (10); two end plates (12,13) provided at the longitudinal, opposing ends of the cell stack; a plurality of tie rods (14), passing through a peripheral region of each end plate for positioning the cell stack between the two end plates; and at least one uniform compression device, positioned between the cell stack and one of the end plates, wherein the uniform compression device includes at least one pressure bellows (100,102) that constantly applies a consistent and distributed operative contact pressure towards the cell stack for enhancing the conductivity and operative efficiency of the fuel cell.

Discussion in the ATmosphere

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