HIGH PRESSURE DIESEL FUEL PUMP PUMPING ELEMENT

The present disclosure generally relates to a pumping element of a fuel pump for an internal combustion engine wherein the pumping element comprises a pumping chamber and a check valve assembly having a first insert including a passage in flow communication with a fuel outlet, and a second insert be...

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Bibliographische Detailangaben
Hauptverfasser:	Lane, John D, Jones, Luke Allen, Kwok, Yip, Shaull, Anthony A, Adejumo, Tunji, Thayer, Wesley R, Rix, David M
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF WEAPONS
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Beschreibung
Zusammenfassung:	The present disclosure generally relates to a pumping element of a fuel pump for an internal combustion engine wherein the pumping element comprises a pumping chamber and a check valve assembly having a first insert including a passage in flow communication with a fuel outlet, and a second insert being disposed adjacent the pumping chamber, the second insert including a bore in flow communication with a fuel inlet, a plurality of through holes in flow communication with the pumping chamber, and an inlet check valve plunger disposed in the bore for movement between an opened position wherein inlet fuel from the fuel inlet flows past the inlet check valve plunger through the plurality of through holes to the pumping chamber and a closed position wherein outlet fuel from the pumping chamber flows through the plurality of through holes past the inlet check valve plunger to the passage of the first insert.