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:
Jan. 16, 2007
Filed:
Mar. 13, 2003
Peter Francis Bradford, Sudbury, GB;
Peter Francis Bradford, Sudbury, GB;
Delphi Technologies, Inc., Troy, MI (US);
Abstract
A fuel system for an internal combustion engine comprises a fuel injection apparatus () including at least one fuel injector (), the fuel injection apparatus () being arranged to inject fuel at high pressure into an associated combustion space, and a primary supply line () through which fuel is supplied from a low pressure reservoir () to the fuel injection apparatus (). The system also includes a return flow line () for a return flow of fuel from the fuel injection apparatus () to the low pressure reservoir (), and a filter arrangement () including a primary filter () arranged within the primary supply line () for filtering contaminants in the fuel flow through the primary supply line () and a secondary filter () arranged within the return flow line () for filtering contaminants from the flow through the return flow line ().