Patent ID: 9399976
Filing Date: 2016-07-26
CPC Classification: F02M,F04B

Claim Text:
1. A fuel delivery system including a high pressure fuel pump assembly comprising: first and second output fuel paths each in communication with a fuel pump chamber; a first check valve along the first output fuel path; a second check valve along the second output fuel path; a main pressure relief fuel path in communication with the fuel pump chamber and including a pressure relief valve; a first relief fuel path in communication with both the first output fuel path and the main pressure relief fuel path; a first relief valve along the first relief fuel path, the first relief valve configured to be closed to restrict fuel flow along the first relief fuel path; a second relief fuel path in communication with both the second output fuel path and the main pressure relief fuel path; and a second relief valve along the second relief fuel path, the second relief valve configured to be closed to restrict fuel flow along the second relief fuel path; wherein: