About 28 results
https://drivepatents.com/patents/1381759 · 30 Apr 2026
In one instance, disclosed herein is an engine system including: an engine; a common rail fluidly connected to the engine; a fuel pump connected to the common rail by an inlet line, the fuel pump configured to pump fuel through the inlet line to the common...
https://drivepatents.com/patents/1381045 · 16 Apr 2026
The present disclosure provides a control device for an internal combustion engine which is capable of reducing an overshoot of a fuel pressure in a common rail with respect to a target pressure. A control device for the internal combustion engine includes...
https://drivepatents.com/patents/938342 · 31 Aug 2016
A control device of an engine, the control device includes an ECU (27) that is configured to: control a fuel discharge amount of a fuel pump (14) such that an actual fuel pressure (PR) of a fuel to be supplied to an injector (24) is equal to a target fuel ...
https://drivepatents.com/patents/938342 · 31 Aug 2016
A control device of an engine, the control device includes an ECU (27) that is configured to: control a fuel discharge amount of a fuel pump (14) such that an actual fuel pressure (PR) of a fuel to be supplied to an injector (24) is equal to a target fuel ...
https://drivepatents.com/patents/943759 · 4 May 2016
The invention pertains to a control device for a common rail fuel injection device that avoids simultaneous driving of a pressurized fuel feed pump and a pressure reducing valve and enables proper regulations to a common rail pressure. The common rail fuel...
https://drivepatents.com/patents/955707 · 11 Nov 2015
A first electromagnetic valve (100) closes an inflow port (121) and that a plunger (11) slides in a pump chamber (12), thereby compressing fuel flowing into the pump chamber (12) and discharging the fuel to the outside. The fuel supply control device inclu...
https://drivepatents.com/patents/964187 · 7 Jan 2015
A digital inlet valve (24) comprises a dynamically passive poppet valve (25) normally closed cooperating with a piloted actuator (36) to stay open.
https://drivepatents.com/patents/970249 · 17 Sep 2014
A fuel injection system with multiple valves comprising an electronic unit pump (3) for outputting high pressure fuel; a low pressure fuel duct (1) for filing fuel into the plunger cavity of the electronic unit pump; a fuel supply cam (2) for propelling th...
https://drivepatents.com/patents/973552 · 18 Jun 2014
A method and apparatus for controlling a solenoid actuated inlet valve to a pump chamber of a piston pump. A control circuit 112 energizes the solenoid 116 to open the inlet valve 104 in synchronism with the reciprocation of the piston 108 and thereafter d...
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...