About 199 results
https://drivepatents.com/patents/1079380 · 16 Mar 2005
When detecting and recording vehicle data items corresponding to evaluation parameters for fuel-efficient driving (the parameters may include, for example, the speed of the vehicle, the average engine speed during an upshift, or an idle time), it is determ...
https://drivepatents.com/patents/1079483 · 9 Mar 2005
To provide an exhaust gas purifying system capable of forcibly regenerating DPF by efficiently raising the temperature of exhaust gas even when an exhaust gas temperature is very low at the time of low load and low engine speed such as an idling operation....
https://drivepatents.com/patents/1079602 · 2 Mar 2005
To provide an exhaust gas purifying method and an exhaust gas purifying system capable of efficiently purging the sulfur accumulated in a NOx occluding reduction type catalyst, while preventing fuel consumption from deteriorating and preventing NOx, HC, an...
https://drivepatents.com/patents/1080048 · 9 Feb 2005
A control device for an internal combustion engine comprising an EGR passage (22) for communicating an intake passage (17) and an exhaust passage (18) with each other, an EGR valve (24) provided in the EGR passage (22), and an intake throttle valve (19) pr...
https://drivepatents.com/patents/1080046 · 9 Feb 2005
A starting control method for an internal combustion engine (E) in which output of the engine (E) is transmitted to an external component through a flywheel (F), characterized in that if an engine rotating speed remains in a resonance rotating speed region...
https://drivepatents.com/patents/1081079 · 5 Jan 2005
A cooling water pipe (1) is deformed so as to have outlet openings (4, 5, 6) respectively placed in a position around a fuel injection nozzle (2) and in a position between ports (3), and the cooling water pipe 1 is inserted to be placed inside the cylinder...
https://drivepatents.com/patents/1081263 · 29 Dec 2004
Nitrogen oxide purification system has a direct reduced-type nitrogen oxide catalyst arranged in an exhaust-gas passage so a catalyst component reduces nitrogen oxide to nitrogen when the oxygen concentration in engine exhaust gas is high. The catalyst com...
https://drivepatents.com/patents/1081254 · 29 Dec 2004
Exhaust gas purification system has a direct-reduction nitrogen oxide catalyst for purifying nitrogen oxides in exhaust gas and a catalyst-attached diesel particulate filter (DPF) for purifying particulate matter (PM) in exhaust gas, arranged upstream to t...
https://drivepatents.com/patents/1081257 · 29 Dec 2004
An exhaust gas for decision is generated, when the operating condition of the engine is within a deterioration decision zone and is of stationary operation. The direct reduction type nitrous oxide (NOx) catalyst is judged as deteriorated, when the concentr...
https://drivepatents.com/patents/1081579 · 15 Dec 2004
A fuel injection control unit for an internal combustion engine, which is suitable for failure diagnostics of a pressure sensor of a cab air conditioner. A fuel injection control unit for an internal combustion engine (12), which is employed for controllin...