Patent ID: 8695754
Filing Date: 2014-04-15
Classification: F01N

Abstract:
1. A muffler of an internal combustion engine having a muffler main body connected to a rear end of an exhaust pipe of the internal combustion engine, a tail pipe extended from a rear end surface of the muffler main body, and a tail cover covering an outer periphery of the tail pipe, the muffler of the combustion engine comprising: a partition wall compartmentalizing a space formed between the tail pipe and the tail cover into at least two or more spaces, wherein said partition wall is a pipe-shaped member compartmentalizing the space into an inner side space surrounding the tail pipe and an outer side space surrounding the inner side space, wherein the tail cover comprises a peripheral wall portion covering an outer periphery of the tail pipe, a rear wall portion extended from a rear end of the peripheral wall portion toward an inner side, and a fold portion folded from the rear wall portion toward the front, and wherein said fold portion is provided in a state to be inserted between the tail pipe and said partition wall in a manner to overlap with said partition wall.