| 摘要 |
<p>A diesel engine exhaust purifying device having a continuous regenerative type diesel particulate filter disposed in the exhaust passageway of the engine, comprising an intake shutter disposed in the intake passageway of the engine, an exhaust temperature range detecting means for detecting the exhaust temperature range of the engine, a control means for controlling the intake shutter in such a manner that when the exhaust temperature range of the engine detected by the exhaust temperature range detecting means is lower than a predetermined temperature range, it reduces the degree of opening of the intake shutter, and an exhaust valve actuating mechanism provided with an exhaust introducing mechanism for opening the exhaust valve of the engine for a short time during the intake stroke.</p> |
