Patent · US Active

Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system

US10865672B2 · kind B2 · utility

0Cited by

11References

14Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventors

Markus Zuerker · Dudenhofen, DE
Markus Melde · Speyer, DE
Philipp Ehrhardt · Blankenloch, DE

Key dates

Filing date	Feb 17, 2019
Grant date	Dec 15, 2020
Priority date	—
Expiry date	Jun 15, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2013/0438
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention describes a filter element for an oil separator of a crankcase ventilation system in which a filter element is configured to separate oil from fluid and that has a covering surface extending parallel to a direction of flow, together with at least one cover element covering surface in at least some regions. An oil separator is taught having the filter element with at least one pressure control valve controlling crankcase pressure and has a valve closing body that operates in conjunction with a valve seat.

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