Internal combustion engine with fuel system
AssigneeAndreas Stihl AG & Co. KG
InventorsGerhard Osburg, Clemens Klatt, Tobias Leopold, Michael Dietenberger, Wolfgang Layher
Life of this patent
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Abstract
An internal combustion engine has a fuel system that has a fuel valve with a housing, wherein in the housing a fuel chamber is formed. A fuel pump pumps fuel from a fuel tank into the fuel chamber. A conveying pump provides forced conveyance of fuel into the fuel system. A feed line is connected to the fuel chamber of the fuel valve. The conveying pump is arranged in the feed line and supplies fuel to the fuel chamber. A relief line is connected to the fuel chamber of the fuel valve and a first valve is arranged in the relief line.
Claims20
An internal combustion engine comprising:
- a fuel system comprising:
- a fuel valve with a housing, wherein in the housing a fuel chamber is formed;
- a fuel tank;
- a fuel pump pumping fuel from the fuel tank into the fuel chamber;
- a conveying pump adapted to provide forced conveyance of fuel into the fuel system;
- a feed line connected to the fuel chamber of the fuel valve, wherein the conveying pump is arranged in the feed line and supplies fuel to the fuel chamber;
- a relief line connected to the fuel chamber of the fuel valve;
- a first valve arranged in the relief line.
Dependencies are inferred from the claim text.