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.

Patent No.:

US 9500154 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 22, 2016

Filed:

Oct. 11, 2011
Applicants:

Hui LI, Regensburg, DE;

Matthias Scheid, Regensburg, DE;

Inventors:

Hui Li, Regensburg, DE;

Matthias Scheid, Regensburg, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02D 41/14 (2006.01); F02D 41/24 (2006.01); F02D 41/40 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3005 (2013.01); F02D 41/1497 (2013.01); F02D 41/2438 (2013.01); F02D 41/2467 (2013.01); F02D 41/402 (2013.01); Y02T 10/44 (2013.01);
Abstract

An adaption method of an injector of an internal combustion engine, in which an actually injected fuel quantity is adapted to a target injection quantity, may include: actuating the injector using a test injection pulse in at least one segment of an injection cycle; detecting a change in the rotational speed signal due to the test injection pulse in the segment associated with the test injection pulse; and correcting the injected fuel quantity based on the detected change in the rotational speed signal, wherein the method is performed during a normal operating state of the internal combustion engine.


Find Patent Forward Citations

Li, Hui. (2016). Adaptation method of an injector of an internal combustion engine (U.S. Patent No. 9500154). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9500154

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