Patent · US Active

Internal combustion engine for a motor vehicle

US11035264B2 · kind B2 · utility

1Cited by

7References

14Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Daniel Schatz · Stuttgart, DE
Johannes Weinmann · Stuttgart, DE

Key dates

Filing date	May 28, 2020
Grant date	Jun 15, 2021
Priority date	—
Expiry date	May 28, 2040

Classification

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

Abstract

An internal combustion engine for a motor vehicle includes a crankcase ventilation device for removing blow-by gas from a crankcase, a pressure sensor being provided for measuring the gas pressure in said crankcase, and a control unit connected to and in communication with the crankcase ventilation device being configured and/or programmed to run a tightness test for said crankcase ventilation device when the internal combustion engine is switched off.

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