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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 11835010 B1

PDFFull Text
Date of Patent:
Dec. 05, 2023

Filed:

Feb. 17, 2020

Four-stroke internal combustion engine and method of operating four-stroke internal combustion engine

Applicant:

Scania Cv Ab, Södertälje, SE;

Inventors:

Andreas Dahl, Nyköping, SE;

Michael Vallinder, Mölnbo, SE;

Assignee:

Scania CV AB, Södertälje, SE;

Attorneys:

Moore & Van Allen PLLC

W. Kevin Ransom

Primary Examiner:

John Kwon

Assistant Examiner:

Johnny H Hoang

Int. Cl.
CPC ...
F02D 41/40 (2006.01); F02D 41/00 (2006.01); F02D 13/02 (2006.01);
U.S. Cl.
CPC ...
F02D 41/402 (2013.01); F02D 13/0249 (2013.01); F02D 41/009 (2013.01);
Abstract

Disclosed is a four-stroke direct injection engine comprising a camshaft, and exhaust valve, and a control system. The control system is configured to change the timing of the camshaft to advance a closing of the exhaust valve, control a first fuel injection step during a compression stroke of the piston, control a second fuel injection step during a power stroke of the piston, and control a third fuel injection step, after the second fuel injection step, during the power stroke of the piston.

Find Patent Forward Citations

Dahl, Andreas. (2023). Four-stroke internal combustion engine and method of operating four-stroke internal combustion engine (U.S. Patent No. 11835010). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11835010

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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