| 摘要 |
PROBLEM TO BE SOLVED: To improve efficiency of an engine by restraining temperature rise of outside air A supplied to a cylinder chamber of the engine. SOLUTION: This structure comprises grills 7 arranged in front of heat exchangers 3, 5; a fan 21 arranged between the heat exchangers 3, 5 and an engine room 17; and a guide duct 25 arranged on the rear side of the grills 7 to surround the heat exchangers 3, 5. A notch part 27 is formed on a side face of the guide duct 25, and the guide duct 25 is constituted in a manner that flow of the air from the engine room 17 is shut off when the fan 21 is driven. One end of an intake duct 29 is communicated with the inside of the guide duct 25 via the notch part 27, and the other end of the intake duct 29 is communicated with the cylinder chamber. COPYRIGHT: (C)2005,JPO&NCIPI
|
