| 摘要(英文)： |
The present invention provides a blow-by gas ventilation device of the internal-combustion engine, can ensure the degree of freedom of the layout of components of the internal-combustion engine, the internal combustion engine and appropriate ventilation of the blow-by gas. The internal combustion engine to the blow-by gas ventilation device, having : new gas supply piping (323), through formed in the cylinder head cover (304) of the opening (318a) from air purifier (33) of a clean air; blow-by gas discharge pipe (322), from the crankcase (301) of the blow-by gas is discharged; and a PCV valve unit (324), and with a one-way valve is connected to the new gas supply piping, the one-way valve only allows air from the air cleaner side of the cylinder head cover, a part of a PCV-valve unit of the above-mentioned opening. |
