Patent ID: 9644853
Date: 2017-05-09
CPC Classifications: F01P,F02B,F24F

Claim:
1. A packaged engine working machine in which an engine and a working machine driven by the engine are disposed in a lower space of a package, wherein a storage box for storing a non-heat-generating electrical component included in electrical components for the engine and working machine, and a ventilation duct comprising a ventilation fan for sucking outside air into the lower space are each disposed in the lower space, and wherein an inner space of the storage box is hermetically sealed by interposing a sealing member for gaps of a plurality of internal wiring holes, a plurality of external wiring holes and various screw attachment holes provided in wall surfaces constituting the storage box, and the storage box and the ventilation duct are connected to each other by interposing a hermetical seal between the storage box and a communication pipe which connects the storage box with the ventilation duct, thus allowing the lower space and the inner space of the storage box to have equal positive pressure.