Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Brent Keppy0
Frank Heine0
Date of Patent
November 18, 2008
0Patent Application Number
105485110
Date Filed
November 14, 2003
0Patent Primary Examiner
Patent abstract
A fuel injection system (10) having an accumulator (24) includes an accumulator fill valve assembly (20) that regulates pressure within the accumulator (24) for operation of injection events other than the main injection. A restriction (128) in an inlet conduit and a stepped surface in a spool valve (112) provide a pressure amplifier across the accumulator valve.
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