Patent ID: 7631634
Filing Date: 2009-12-15
Classification: F02M

Abstract:
1. A fuel pump module for delivering fuel from a fuel tank to an engine, the fuel pump module comprising: a flange; a fuel pump and a fuel filter, the fuel filter surrounding the fuel pump to receive fuel; a fuel supply line check valve located downstream of the fuel filter, the fuel supply line check valve for releasing fuel to the engine; a pressure relief valve located downstream of the fuel filter and mounted physically parallel with the fuel supply line check valve, the fuel supply line check valve and the pressure relief valve both located under the flange and permitting fluid flow in opposite directions; a pressure regulator that governs a reference pressure of the pressure relief valve, the pressure regulator located within a fluid path between the fuel pump and the fuel supply line check valve; and a fuel pump check valve connected to a top of the fuel pump, the fuel pump check valve for retaining pressure in the fluid path between the fuel pump and the fuel supply line check valve located under the flange.