Patent ID: 6393836
Filing Date: 2002-05-28
Classification: F01N,Y02T

Abstract:
A treatment device for the exhaust of a vehicle comprising:a) a main body having an interior with an upper opening and at least one lateral side; b) an exhaust storage chamber on the at least one lateral side; c) an exhaust inlet pipe in communication with an exhaust storage chamber to direct exhaust from the vehicle into the exhaust storage chamber, the exhaust inlet pipe having an opening; d) a liquid agent in the interior of the main body having a predetermined depth; e) a filter net located in the interior of the main body above an upper level of the liquid agent; f) a covering lid attached to the main body so as to cover the upper opening, the covering lid having an outlet pipe in communication with the interior of the main body; g) at least one branch pipe in the interior of the main body immersed in the liquid agent, the at least one branch pipe in communication with the exhaust storage chamber so as to receive exhaust of the vehicle therefrom; and, h) a plurality of tubes in communication with and extending radially from the at least one branch pipe, each tube having a plurality of apertures through a side wall thereof, wherein a total area of all the apertures is greater than an area of the opening of the inlet pipe.