Patent · US Active

Device and method for heating a crankcase ventilation system in a hybrid vehicle

US8191662B2 · kind B2 · utility

4Cited by

7References

12Claims

0Family size

Assignee

Dr. Ing. h.c. F. Porsche AG · DE

Inventors

Nils Sauvlet · Bad Essen, DE
Dieter Kraxner · Wurmberg, DE
Markus Goehring · Herrenberg, DE

Key dates

Filing date	Mar 6, 2008
Grant date	Jun 5, 2012
Priority date	—
Expiry date	Jan 3, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2013/0455
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A device and method for heating a positive crankcase ventilation system in a hybrid vehicle includes a ventilation device, provided on a crankcase, and a supercooling cycle for cooling power electronics for an electric motor of the hybrid vehicle. The ventilation device is heatable by way of the supercooling cycle in order to prevent icing of the ventilation device.

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