Patent · US Expired

Four stroke engine having blow-by ventilation system and lubrication system

US6591819B2 · kind B2 · utility

19Cited by

46References

63Claims

0Family size

Assignee

Bombardier-Rotax GmbH · AT

Inventors

Rudolf Tscherne · Spengenedt, AT
Alois Wolfsgruber · Gmunden, AT
Roland Ennsmann · Fallsbach, AT

Key dates

Filing date	Feb 28, 2001
Grant date	Jul 15, 2003
Priority date	—
Expiry date	Feb 28, 2021

Classification

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

Abstract

A four stroke internal combustion engine is disclosed having a lubrication system for circulating lubricant within the engine. The engine further include a system for separating lubricant from blow-by gas within the crank case.

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