Patent ID: 9261000
Filing Date: 2016-02-16
CPC Classification: F01N,Y02A,Y02T

Claim Text:
1. A device for the aftertreatment of an exhaust gas from an internal combustion engine, the device comprising: an exhaust line through which the exhaust gas flows from the internal combustion engine, said exhaust line having an exhaust pipe with an opening formed therein; a doser disposed in said opening and configured to meter an exhaust-gas aftertreatment agent into said exhaust line; a cooling jacket surrounding said doser and fixing said doser in said opening, said cooling jacket having a cooling jacket wall directly connected to said exhaust pipe; and a covering plate connected to said exhaust pipe and spaced apart from said cooling jacket or from said doser by a gap, said covering plate extending from said exhaust pipe to said doser and covering an encircling section of said exhaust pipe surrounding said opening; at least said cooling jacket, said exhaust pipe and said covering plate delimiting a space at least partially surrounding said cooling jacket, said space completely surrounding said doser without contacting said doser.