About 20 results
https://drivepatents.com/patents/1066989 · 31 May 2006
The engine has an extension placed on a lower piston (20) to carry an active piston (26). An oil pump (54) acquires cooling fluid e.g. oil, present in a base of a case (14) for distributing it to distributing ducts. A supplying unit (58) supplies the fluid...
https://drivepatents.com/patents/1068117 · 19 Apr 2006
The fumes generates richness higher than 1 compared to line of exhaust. Evaluating the effective richness of the fumes to the line of exhaust by fuel post injection and adjusting the fumes by controlled fume recirculation. The combustion stability in multi...
https://drivepatents.com/patents/1069372 · 8 Mar 2006
The method involves determining desired torque corresponding to request of a driver, by a torque determining unit (68). Desired indicated mean pressure is determined from the torque to establish parameters to control fluid admission in a combustion chamber...
https://drivepatents.com/patents/1074323 · 7 Sep 2005
The method involves establishing a physical model (RTM) representing ejection of gas from cylinders and its movement from an exhaust circuit until it reaches a sensor. The model is coupled with an extended Kalman filter (KF) type non linear state observer,...
https://drivepatents.com/patents/1076586 · 22 Jun 2005
The method involves performing scavenging of waste gas from a cylinder, in admission phase, in a valve intersection phase in which an exhaust valve (20 1) and an inlet valve (14 1) are simultaneously opened. Opening of an exhaust valve (20 3) of a cylinder...
https://drivepatents.com/patents/1077510 · 25 May 2005
The process involves measuring the rate of saturation of a nitric oxide trap (22) and the rate of blockage of a particle filter (24). The trap and the filter are arranged in an exhaust line of an internal combustion engine. The desulphation of the trap and...
https://drivepatents.com/patents/1080608 · 19 Jan 2005
The engine has two cylinders with a combustion chamber (14), and an air inlet unit (16) having a tube (20) with a valve. The cylinders have an exhaust unit (18) including a tube (22) with a valve, and a collection unit to collect exhaust gas. The collectio...
https://drivepatents.com/patents/1081339 · 22 Dec 2004
The engine has a discharging duct (46) with an inlet through which supercharged air enters for supplying inserts (16) through orifices (48) of the discharging duct and for supplying inserts (18) through orifices (52) of an injecting duct (50) by a pipe (56...
https://drivepatents.com/patents/1081350 · 22 Dec 2004
The process involves simultaneously opening inlet and exhaust valves of a cylinder in an inlet phase of a combustion cycle. Inlet and exhaust valves of another cylinder in compressed phase are closed. Exhaust valves of a third cylinder in exhaust phase is ...
https://drivepatents.com/patents/1092867 · 1 Oct 2003
The top face of the piston (22) has a bowl (26) with a central projection (28). The fuel jet angle (a1) is equal or less than 2Arctg(CD/2F) where CD is the cylinder diameter and F is the distance from the jet origin to the piston for a crankshaft angle of ...