Patent · US Active

Crankcase ventilation device

US9238980B2 · kind B2 · utility

3Cited by

14References

20Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Dimitri An · Leutenbach, DE
Sebastian Barthelmess · Plochingen, DE
Leszek Goerlich · Leonberg, DE
Corinna Krampe · Stuttgart, DE
Niklas Kull · Stuttgart, DE
Yakup Oezkaya · Kornwestheim, DE
Frank Rohde · Weingarten, DE
Stefan Ruppel · Leimen, DE
Harmut Sauter · Renningen, DE

Key dates

Filing date	Feb 12, 2013
Grant date	Jan 19, 2016
Priority date	—
Expiry date	Feb 12, 2033

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2013/0422
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A vehicle may include an internal combustion engine having a crankcase and a crankcase ventilation device. The crankcase ventilation device may have at least one oil separating device and an oil return that feeds separated oil back to the crankcase. The vehicle may include a conveying device for driving a fluid other than blow-by gas. The conveying device may also drive the blow-by gas in the crankcase ventilation device.

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