Patent ID: 8617761
Filing Date: 2013-12-31
Classification: H01M,Y02E

Abstract:
1. A fuel cell comprising: a cell unit and a manifold capable of collecting electric current, the cell unit including: a tube support composed of a conductive material and having an inner fastening section extending from an end of the tube support; a tubular unit cell laminated on an outer surface of the tube support; a current collection layer laminated on an outer surface of the tubular unit cell; and an annular insulating layer provided on an end of the tubular unit cell, and the manifold including: an inner tube supplying gas into the tube support and electrically connected with the inner fastening section of the tube support; and an outer tube provided outside the inner tube and electrically connected with the current collection layer, wherein the annular insulating layer is provided on an end of the tubular unit cell so as to cut off electrical contact between the tubular unit cell and the inner tube, and the inner fastening section and an end of the inner tube are screw fastened to each other so as to come into electrical connection.