About 66 results
https://drivepatents.com/patents/969670 · 24 Sep 2014
A method of testing the operational functionality of a component (15), said component being supplied by a supply voltage V via switching means (16), comprising connecting the output of the switching means to further circuitry comprising a first resistor (R...
https://drivepatents.com/patents/977437 · 12 Mar 2014
The invention concerns a method of operating an internal combustion engine with a fuel injection system comprising at least one fuel injector for performing injector events in a respective engine cylinder, the fuel injector being associated with an interme...
https://drivepatents.com/patents/977440 · 12 Mar 2014
The present application relates to a pump unit (1) for a fuel injection system. The pump unit (1) has a low pressure fuel supply line (11) and a high pressure fuel outlet (13). A pumping chamber (5) having a plunger (15) is operable to perform a pumping cy...
https://drivepatents.com/patents/977656 · 5 Mar 2014
A fuel pump arrangement for a fuel injection system is described. The fuel pump arrangement comprises one or more cam-driven pump units (110a, 110b), and the or each pump unit (110a, 110b) comprises a pumping chamber (112a, 112b) and a pumping element (114...
https://drivepatents.com/patents/979350 · 22 Jan 2014
An inlet valve assembly (14) for a high-pressure fuel pump is disclosed. The inlet valve assembly comprises an inlet valve member (28) moveable between open and closed positions to control the fuel flow from a source (24) of low-pressure fuel to a pumping ...
https://drivepatents.com/patents/979332 · 22 Jan 2014
An inlet valve assembly (14) for a high-pressure fuel pump is disclosed. The inlet valve assembly comprises an inlet valve member (28) moveable between open and closed positions to control the fuel flow from a source (24) of low-pressure fuel to a pumping ...
https://drivepatents.com/patents/980713 · 18 Dec 2013
The present invention relates to a fuel injector (101) for use in delivering fuel to an internal combustion engine. The fuel injector (101) includes a nozzle (105) having a valve needle (107) which is movable with respect to a valve needle seat (117). The ...
https://drivepatents.com/patents/981275 · 4 Dec 2013
The present invention relates to a fuel injector (1) for use in delivering fuel to an internal combustion engine. The fuel injector (1) includes a nozzle having at least one nozzle outlet. A valve needle is moveable with respect to a valve needle seating t...
https://drivepatents.com/patents/981489 · 27 Nov 2013
A method of compensating for fuel injector performance variations in a fuel injection system (1) of an engine, the engine comprising a fuel pump (3,4) arranged to supply pressurised fuel to a common accumulator volume (5) that supplies the pressurised fuel...
https://drivepatents.com/patents/981981 · 13 Nov 2013
An apparatus and method are disclosed for transmitting drive between a first and at least one further component. The apparatus includes an elongate shaft element extending along a respective longitudinal axis and comprising a first and further shaft region...