Patent ID: 7743739
Filing Date: 2010-06-29
Classification: F02B

Abstract:
1. An engine-driven generator formed by supporting on a frame an engine and a generator driven by the engine, wherein the frame is formed as an open periphery framework type frame, within the frame a duct member is disposed around an outer periphery of the engine and the generator, the duct member defining a series of cooling air passages between itself, the engine, and the generator, a cooling fan is provided in the cooling air passage, the cooling fan being driven by the engine to generate cooling air flowing from an upstream end side to a downstream end side of the duct member in the cooling air passage, an intake box having an intake opening at an outer end thereof and housing an electrical component is connected to the upstream end of the duct member, and an exhaust box having an exhaust opening at an outer end thereof and housing an exhaust muffler of the engine, said exhaust box being connected to the other end of the duct member, wherein the duct member and the intake box are connected by a seal that allows relative displacement therebetween.