Patent · US Expired

Crankcase venting system for an internal combustion engine

US5964207A · kind A · utility

7Cited by

7References

4Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

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

Key dates

Filing date	Mar 10, 1998
Grant date	Oct 12, 1999
Priority date	—
Expiry date	Mar 10, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

In a crankcase venting system for an internal combustion engine having an engine intake duct including a throttle valve, a partial load venting line extending from the engine to the intake duct downstream of the throttle valve and including a vent line throttle and a full load venting line connected to the engine and leading to the intake duct upstream of the throttle valve, an aspiration line extends between the intake duct upstream of the throttle valve and the partial load venting line for controlling the vacuum generated in the partial load venting line.

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