About 32 results
https://drivepatents.com/patents/987203 · 21 Aug 2013
The invention relates to a pump (1) for delivering liquid at high pressure, especially for delivering fuel at high pressure to a common rail of a common rail fuel injection system for an internal combustion engine. The pump (1) comprises a cylinder (2), a ...
https://drivepatents.com/patents/988656 · 17 Jul 2013
A fuel supply system for an internal combustion engine capable of executing calculation of an energization time of the electromagnetic valve at proper timing and thereby properly controlling the amount of fuel to be discharged from the fuel pump toward a f...
https://drivepatents.com/patents/995455 · 5 Dec 2012
An object of the invention is to provide a pump tappet capable of bearing a large load from a pump plunger even if a case, which is a constituent member of the pump tappet, has a reduced thickness in its intermediate bottom. The invention thus contributes ...
https://drivepatents.com/patents/995365 · 5 Dec 2012
A high-pressure fuel pump assembly (200) for use in an internal combustion engine is disclosed. The fuel pump assembly (200) comprises a pumping plunger (201; 301) for pressurising fuel within a pump chamber (220) during a plunger pumping stroke, a rider m...
https://drivepatents.com/patents/998871 · 29 Aug 2012
A pumping assembly (100) suitable for use as high-pressure fuel pump in a fuel injection system is disclosed. The pumping assembly comprises drive means comprising a drive plate (114) rotatable about a drive axis (A) and including a recess (120) arranged e...
https://drivepatents.com/patents/998865 · 29 Aug 2012
A pumping assembly (100; 200) suitable for use as a high-pressure fuel pump of a fuel injection system is disclosed. The pumping assembly comprises a cam (104; 204) arranged for eccentric rotation about a drive shaft axis (A), a cam rider (106; 206) mounte...
https://drivepatents.com/patents/998827 · 29 Aug 2012
A pumping assembly having a high-pressure pumping stage and an integrated transfer pumping stage. The pumping assembly comprises a cam (104;204) arranged for eccentric rotation about a drive shaft axis (A), a cam rider (106;206), a cam follower (112;212), ...
https://drivepatents.com/patents/1000232 · 18 Jul 2012
In a high pressure fuel supply pump for transmitting rotation of a cam 7 to a reciprocating plunger 2 via a tappet 6 and a retainer 3, a diametric force acting on the plunger 2 is reduced. The high pressure fuel supply pump includes the retainer 3 disposed...
https://drivepatents.com/patents/1001634 · 6 Jun 2012
The high-pressure pump has a pump piston and a plunger assembly that has a roller partially arranged in a roller shoe (16). The roller shoe is formed with elongated holes (20,20'). The elongated holes in the roller shoe are arranged substantially parallel ...
https://drivepatents.com/patents/1005639 · 1 Feb 2012
An intermediate drive assembly (1) is provided for a fuel pump (10) having a pump housing (12) provided with at least one bore (20a, 20b, 20c) for receiving the intermediate drive assembly (1) and a pumping plunger (30) which are driven, in use, in a recip...