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.:
Date of Patent:
Aug. 16, 2022
Filed:
Jul. 09, 2021
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Chaitanya Kavuri, Peoria, IL (US);
Jonathan W. Anders, Peoria, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 21/02 (2006.01); F02M 26/34 (2016.01); F02M 25/03 (2006.01); F01N 3/20 (2006.01); F02B 75/18 (2006.01); F02B 15/00 (2006.01);
U.S. Cl.
CPC ...
F02M 21/0209 (2013.01); F01N 3/2066 (2013.01); F02B 15/00 (2013.01); F02B 75/18 (2013.01); F02M 25/03 (2013.01); F02M 26/34 (2016.02); F01N 2610/02 (2013.01); F01N 2610/1453 (2013.01); F02B 2075/1808 (2013.01);
Abstract
An engine system includes a first cylinder including a first piston, a second cylinder including a second piston, and a fuel injector fluidly connected to the first cylinder. The first cylinder is a combustion cylinder, and the second cylinder is an expansion cylinder. The second cylinder is fluidly connected to the first cylinder when the first piston is in at least one position in the first cylinder. The fuel injector is configured to deliver hydrogen gas to the first cylinder.