| 摘要 |
<p>A feeding device (16) for an exhaust system (1) of an internal combustion system (2) provided with exhaust gas after-treatment comprising a tank (10) containing a water solution of urea; the feeding device (16) comprises a pump (11), which draws from the tank (10) and is embedded inside the tank (10); a heating body (18) embedded inside the tank (10), arranged outside the pump (11) and suited to heat, while in use, the urea, which is interposed between the heating body (18) and the pump (11); a filtering element (19), embedded inside the tank (10) and arranged outside of the pump (11); and a support plate (22) of the assembly formed by the pump (11), the heating body (18) and the filtering element (19) arranged outside the tank (10) and provided with a draining plug (26) to allow the tank (10) to be either completely or partially emptied.</p> |
