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:
Mar. 08, 2022
Filed:
Apr. 21, 2020
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Ye Tian, Bloomington, IL (US);
Quinton Marcus Burcar, Peoria, IL (US);
Michael Taylor McKinley, Washington, IL (US);
Stephan Donald Roozenboom, Washington, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 37/44 (2019.01); F02M 37/08 (2006.01); F02M 37/18 (2006.01); B01D 27/08 (2006.01); B01D 27/14 (2006.01);
U.S. Cl.
CPC ...
F02M 37/44 (2019.01); F02M 37/08 (2013.01); F02M 37/18 (2013.01); B01D 27/08 (2013.01); B01D 27/146 (2013.01); B01D 2221/14 (2013.01);
Abstract
A fuel module for pumping and filtration of a fuel in a fuel system includes a flow housing, and each of an electrically powered pump, a first cartridge filter, and a second cartridge filter in sealed, direct engagement with the flow housing. The fuel module is applied in a low pressure fuel circuit feeding fuel to a high pressure fuel circuit for pressurization to an injection pressure. Electronic closed loop control techniques for the pump are also disclosed.