Patent ID: 8593003

Claim:
An outdoor power generating apparatus, comprising: a housing including a power generation chamber; a power generation source accommodated in the power generation chamber and formed by either one of an engine driving a generator or a fuel cell generating an electric power by a fuel and an oxidant; an intake portion provided within the housing and positioned at an upper side of the power generation source, the intake portion including an outside air inlet portion that opens to a side wall of the housing to bring an outside air within the housing, the intake portion including a meander passage that connects the outside air inlet portion to the power generation chamber while bringing the outside air to meander from the outside air inlet portion towards the power generation chamber; and a drain port provided at the meander passage and discharging a water in a liquid state that remains at the meander passage to an outside of the meander passage, wherein the meander passage includes a labyrinth structure turning multiple times in a height direction such that a flow passage between the outside air inlet portion and the power generation chamber is separated into multiple portions while bending.