| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent deformation damage of an inner case 4 and a gas purifier 2 due to vibration and stress (deformation force) in an exhaust emission control system having a double structure.SOLUTION: An exhaust emission control system includes a gas purifier 2 for purifying an exhaust gas from an engine 70, an inner case 4 in which the gas purifier 2 is disposed, and an outer case 5 in which the inner case 4 is disposed. The outer case 5 is fitted to an outer side of the inner case 4 through a supporting body 7.</p> |
