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. 26, 2026
Filed:
Sep. 26, 2024
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventor:
Cory A. Brown, Peoria, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 55/00 (2006.01);
U.S. Cl.
CPC ...
F02M 55/005 (2013.01);
Abstract
A quill connector in a dual fuel engine system includes a first fuel conduit for a first fuel extending to a first fuel outlet in a flat sealing face, and a second fuel conduit for a second fuel extending to a second fuel outlet in the flat sealing face. The quill connector is installed in a cylinder head for providing feeds of two different liquid fuels such as a liquid alcohol fuel and a diesel fuel for combustion in an engine. A rough alignment pin and a fine alignment pin are used to position the quill connector during installation. Related apparatus and methodology is also disclosed.