About 11 results
https://drivepatents.com/patents/1070601 · 25 Jan 2006
The actuator device has two or more coaxially arranged actuators (1-4) with different reaction times separated for producing a lift for controlling a throttle nozzle. The lift is adapted in height and time duration to the requirements of the pre-injection,...
https://drivepatents.com/patents/1084589 · 25 Aug 2004
Fuel injectors (14) equipped with direct control needle valves (79) can add new capabilities to a fuel injection system (12), but can sometimes have difficulty in achieving low hydrocarbon emissions at levels comparable to ancestor fuel injectors that util...
https://drivepatents.com/patents/1085689 · 14 Jul 2004
The magnetic valves connected in parallel to a diesel feed path, allows or stops the supply of diesel to a fuel injection valve. The magnetic valves opened at different intervals of time, has different fuel flow rates, respectively. Independent claims are ...
https://drivepatents.com/patents/1090533 · 7 Jan 2004
A fuel system for use in supplying high pressure fuel to an injector of an internal combustion engine comprises a first fuel pump (12) for supplying fuel at a first injectable pressure level to a first accumulator volume (16), a second fuel pump (14) for s...
https://drivepatents.com/patents/1090513 · 7 Jan 2004
A fuel injector can reduce the emissions generated during low load and decrease NOx during high load. The fuel injector comprises a first accumulator for accumulating a pressurized fuel, a second accumulator for accumulating a fuel having a higher pressure...
https://drivepatents.com/patents/1096815 · 16 Apr 2003
Fuel injection equipment is provided which realizes characteristics of fuel injection proper for all over the operation range of an engine, can further reduce nitrogen oxide(NOx) emission, and is high in mechanical durability. The fuel injection equipment ...
https://drivepatents.com/patents/1100208 · 27 Nov 2002
A fuel injection device is so constructed that fuel fed from a pressure storage chamber to a valve housing (11) with a nozzle (14) is led to a needle valve back pressure chamber (16) through a groove (21) provided on the peripheral surface of a needle valv...
https://drivepatents.com/patents/1100154 · 27 Nov 2002
The fuel injection device has, for each cylinder of the internal combustion engine, a fuel pump (10) which is connected to a fuel injection valve (12) that has an injection valve member (28) through which at least one injection opening (32) is controlled a...
https://drivepatents.com/patents/1101666 · 18 Sep 2002
The device has a fuel pump per cylinder connected to an injection valve, a first control valve for the connection between the pump's working chamber and a diversion control chamber and a second control valve for the pressure in a control pressure chamber t...
https://drivepatents.com/patents/1109943 · 26 Sep 2001
The injector (7) has a control rod (17) controlled by the fuel pressure in a control chamber (52), and a nozzle (13) having an injection chamber (31) supplied with pressurized fuel for injection. The nozzle (13) has at least one injection orifice (16) norm...