The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 05, 2019

Filed:

Nov. 18, 2014
Applicant:

Mtu Friedrichshafen Gmbh, Friedrichshafen, DE;

Inventors:

Michael Hönl, Fronreute, DE;

Christian Rehm, Friedrichshafen, DE;

Kai-Michael Trautz, Augsburg, DE;

Johannes Baldauf, Wangen, DE;

Assignee:

MTU FRIEDRICHSHAFEN GMBH, Friedrichshafen, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/09 (2006.01); F02D 41/22 (2006.01); F01M 13/00 (2006.01); F02D 41/04 (2006.01); F02F 7/00 (2006.01); G01M 99/00 (2011.01);
U.S. Cl.
CPC ...
F02D 41/22 (2013.01); F01M 13/00 (2013.01); F02D 41/042 (2013.01); F02F 7/0043 (2013.01); G01M 99/008 (2013.01); F01M 2013/0083 (2013.01); F02D 2041/228 (2013.01);
Abstract

A method and a control device for monitoring the pressure in a crankcase of an internal combustion engine. The desired values for the pressure in the crankcase are defined for a plurality of operating points of the internal combustion engine. Furthermore, at least one of the defined desired pressure values is modified during operation of the internal combustion engine.


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