| 摘要 |
An oil separator for a crankcase ventilation system in an internal combustion engine having a housing including an inlet and an outlet for a ventilation tube and an oil return line fitting, an enlarged cross section formed by a diffuser being provided in the flow path between inlet and outlet and the oil return line fitting being disposed in the region of the largest cross section of the diffuser and at the lowest point of the housing, includes a substantially tubular entrance part disposed in the region of the outlet and projecting inside the housing, preferably in the region of the largest cross section of the diffuser, and the flow cross section is smaller than the largest cross section of the diffuser, and the flow cross section is smaller than the largest cross section of the diffuser and inlet, outlet, diffuser and/or entrance part are disposed about the same axis.
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