Patent ID: 8444753

Claim:
An exhaust gas purifying system comprising: an exhaust gas purifying apparatus having a first end portion and a second end portion opposite to said first end portion and comprising: a metal casing; an exhaust gas treating body housed in said metal casing; and a holding sealing material that is wound around a peripheral portion of said exhaust gas treating body and that is placed between said exhaust gas treating body and said metal casing; an inlet pipe connected to said first end portion of said exhaust gas purifying apparatus so as to introduce exhaust gases into said exhaust gas purifying apparatus; an exhaust pipe connected to said second end portion of said exhaust gas purifying apparatus so as to discharge said exhaust gases that have passed through said exhaust gas purifying apparatus; and said exhaust gas purifying apparatus being provided with a gas inlet side connected to said inlet pipe and a gas outlet side connected to said exhaust pipe, said holding sealing material being formed into a mat shape containing inorganic fibers, said holding sealing material having a first side face and a second side face, said first side face being positioned on said gas outlet side of said exhaust gas purifying apparatus, said second side face being positioned on said gas inlet side of said exhaust gas purifying apparatus, said first side face of said holding sealing material having a first slanting face formed on said first side face, said first slanting face having a first inside end point and a first outside end point on a cross section in parallel with a longitudinal direction of said exhaust gas purifying apparatus, said holding sealing material contacting said exhaust gas treating body at said first inside end point on said cross section, said holding sealing material contacting said metal casing at said first outside end point on said cross section, said first inside end point being positioned between said gas inlet side of said exhaust gas purifying apparatus and said first outside end point, said first slanting face extending from said first inside end point to said first outside end point and being tilted relative to an end face of said exhaust gas treating body.