| 摘要 |
PROBLEM TO BE SOLVED: To provide a suction device of an internal combustion engine enabling downsizing and capable of preventing an outside gas introduction passage from being blocked due to moisture freezing in low outside air temperature.SOLUTION: A suction device 100 installed in an engine 1 includes: a suction pipe part 20 in which a suction passage 21 is connected to a cylinder head 1b of an engine body 1a; a suction device body 90 that includes a tournament passage 30 distributing blow-by gas to four suction passages 21 of the suction pipe part 20; and a blow-by gas introduction passage 40 that is provided integrally with the suction device body 90, and comprises a single passage connecting the engine body 1a and the tournament passage 30 and guiding blow-by gas from the engine body 1a (crank chamber 1e) to the tournament passage 30.SELECTED DRAWING: Figure 2 |
