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. 19, 2025
Filed:
Feb. 15, 2023
Cummins Inc., Columbus, IN (US);
Chunyi Xia, Columbus, IN (US);
Andrew W. Osburn, Nashville, IN (US);
David B. Snyder, Greenwood, IN (US);
Adam C. Cecil, Columbus, IN (US);
Anant Puri, Greenwood, IN (US);
Ming-Feng Hsieh, Nashville, IN (US);
Timothy Shipp, Seymour, IN (US);
Cummins Inc., Columbus, IN (US);
Abstract
Provided is a system having a hybrid powertrain having a piston internal combustion engine, and a motor/generator, and the motor generator being coupleable to a clutch and thereby a gearbox, the engine further being equipped with a valvetrain control system operable to change the engine valve operation between a first mode in which the engine can operate in a conventional internal combustion mode and a second mode in which pumping losses are reduced when the engine is not operating in a conventional internal combustion mode.