US Patent 11773792 Multi-fuel injection system and injector
Patent 11773792 was granted and assigned to Caterpillar Inc. on October, 2023 by the United States Patent and Trademark Office.
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US Patent 11773792 Multi-fuel injection system and injector
Article
Patent abstract
A multi-fuel injector includes a primary fuel inlet configured to receive a liquid primary fuel, a pilot fuel inlet configured to receive a liquid pilot fuel that is a different fuel than the primary fuel, and a spill valve in fluid communication with the primary fuel inlet. The fuel injector also includes a control valve configured to control a pressure of fluid within a hydraulic control chamber, and an injection valve abutting the hydraulic control chamber, the injection valve being configured to move to an injection position to inject both the primary fuel and the pilot fuel.
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andrew O. Marrack
Dana R. Coldren
Eric L. Schroeder
Robert Graumueller
Date of Patent
October 3, 2023
Patent Application Number
18073430
Date Filed
December 1, 2022
Patent Citations
Patent Primary Examiner
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