Patent ID: 8168336

Claim:
A fuel cell housing structure comprising: a fuel cell having an exterior surface; an electrically insulated housing containing the fuel cell, the housing arranged to provide a space within the housing surrounding the exterior surface of the fuel cell; a vent gas port provided in the housing, the vent gas port connecting to the space at a position above or on a same level as the fuel cell, the vent gas port being arranged such that gas enters between the space within the housing and an outer perimeter of the housing; and means for blocking water that enters the housing from the vent gas port from contacting the exterior surface of the fuel cell, the means for blocking water being electrically insulated from the fuel cell, and the means for blocking water having an uppermost edge connected to an uppermost portion of the housing and a lowermost edge disposed in the space at a location between the vent gas port and the fuel cell.