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:
May. 16, 2023
Filed:
Jan. 24, 2022
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
James A. Dods, Stainton Grove, GB;
Nathaniel P. Hassall, Beijing, CN;
Adam C. Cecil, Columbus, IN (US);
Aaron S. Quinton, Columbus, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 3/06 (2006.01); F01P 7/14 (2006.01);
U.S. Cl.
CPC ...
F01P 3/06 (2013.01); F01P 7/14 (2013.01); F01P 2007/146 (2013.01); F01P 2025/04 (2013.01); F01P 2025/60 (2013.01);
Abstract
Systems and devices are disclosed for controlling fluid flow to piston cooling nozzles with a fluid flow control device configured to open when an internal combustion engine requires piston cooling at high speed but remains open for a period of time after the engine speed drops below a threshold to prevent heat soak damage to the pistons.