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:
Apr. 11, 2017

Filed:

May. 14, 2013
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Andreas Gutscher, Markgroeningen, DE;

Andreas Posselt, Muehlacker, DE;

Marko Lorenz, Grossbottwar, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 13/00 (2006.01); F02D 41/30 (2006.01); F02D 41/24 (2006.01); F02D 19/06 (2006.01); F02D 41/34 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3094 (2013.01); F02D 19/0692 (2013.01); F02D 41/2432 (2013.01); F02D 41/34 (2013.01); Y02T 10/36 (2013.01);
Abstract

In a method for controlling an internal combustion engine, during a standard operating mode a specified first fuel quantity is injected by actuating a first fuel injector during a first actuation period and by an accompanying opening of a first valve needle, and a specified second fuel quantity is injected by actuating a second fuel injector during a second actuation period and by an accompanying opening of a second valve needle, and (i) during a first calibration operating mode, a calibration actuation of the first fuel injector is performed while an actuation of the second fuel injector is carried out, or (ii) during a second calibration operating mode, a calibration actuation of the second fuel injector is carried out while an actuation of the first fuel injector is carried out.


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