An exhaust gas processing device which can carry out sufficient regeneration processing of a DPF includes a DPF regeneration control section which continues normal regeneration processing by a DPF regeneration control section when an accelerated regenerati...

It is an object of the present invention to make an improvement of a fuel consumption and an avoidance of an engine oil dilution compatible, at the time of renewal of an exhaust gas purification device 50. An exhaust gas purification system of the present ...

A power supply motor brushes 25 for a current carrying device is arranged in a sensor power supplying unit 21 with a sensor. This allows connecting terminals 5 of the sensor power supplying unit 1 and receiving connectors 7 of a DC motor unit 6, which are ...