Patent · US Expired

Venting arrangement with integrated oil separator for an internal combustion engine

US5927258A · kind A · utility

5Cited by

6References

7Claims

0Family size

Assignee

Daimler-Benz AG · DE

Inventors

Roland Clauss · Eßlingen, DE
Georg Leipner · Biberach an der Riß, DE
Willy Treyz · Neckartailfingen, DE

Key dates

Filing date	Jan 29, 1998
Grant date	Jul 27, 1999
Priority date	—
Expiry date	Jan 29, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S55/19
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

In a venting arrangement with integrated oil separator for venting gases from the crankcase of an internal combustion engine having a cylinder head with a cylinder head cover, the cylinder head cover includes integrally formed therewith a housing divided into a raw gas space receiving vent gases from the engine crankcase and having an exit opening directed toward the cylinder head and a purified gas space having an inlet opening disposed adjacent the exit opening of the raw gas space and both openings are disposed above a collection space which is formed in the cylinder head and in which the raw gas flow from the raw gas space is reversed and redirected into the purified gas space whereby the oil droplets are separated from the vent gas and collected in the collection space to be returned to the engine crankcase.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.