JPS6241810U

JPS6241810U -

Info

Publication number: JPS6241810U
Application number: JP13257185U
Authority: JP
Priority date: 1985-08-30
Filing date: 1985-08-30
Publication date: 1987-03-13

Description

[Brief explanation of the drawing]

添付図面第１図は縦断側面図、第２図は排気パ
イプの外観図、第３図は排気パイプの上流側部分
の切目状孔及び下流側部分の孔の拡大図であり、
図中１は排気パイプ、２は外側パイプ、３は消音
材、４は切目状孔、５は排気ガス受入片、５′は
排気ガス受入片の切端、６は孔、１０，１１は大
径端部、１２，１３各々はエンジン側、排気側の
接続パイプ、Ａは上流側部分、Ｂは下流側部分を
各々示している。 Figure 1 of the attached drawings is a longitudinal side view, Figure 2 is an external view of the exhaust pipe, and Figure 3 is an enlarged view of the cut-shaped hole in the upstream part of the exhaust pipe and the hole in the downstream part,
In the figure, 1 is the exhaust pipe, 2 is the outer pipe, 3 is the sound deadening material, 4 is the cut-shaped hole, 5 is the exhaust gas receiving piece, 5' is the cut end of the exhaust gas receiving piece, 6 is the hole, and 10 and 11 are large diameters. End portions 12 and 13 are connecting pipes for the engine side and exhaust side, respectively, A indicates the upstream side portion, and B indicates the downstream side portion.

Claims

[Scope of utility model registration request]

An exhaust pipe 1 having a number of holes formed on its circumferential surface and an outer pipe 2 disposed around the exhaust pipe 1.
and a muffler for an automobile consisting of a sound deadening material 3 housed between these pipes, the exhaust pipe 1
The hole formed in the upstream part A located on the engine side has a shape in which when the cut is made from the outside of the exhaust pipe, the cut end 5' protruding inside the pipe faces the flow of exhaust gas F. In an automobile muffler, the exhaust pipe 1 is formed with a cut-shaped hole 4 that serves as an exhaust gas receiving piece 5, and a hole 6 punched between the front and back in the downstream part B. is the upstream side A where the cut hole 4 is formed.
Downstream side B where a hole 6 is formed with a gap between the front and back parts
The pipe is made up of an integral pipe, and the upstream end 10 and the downstream end 11 are formed with a slightly larger diameter, and the larger diameter ends 10 and 11 have the same diameter as the exhaust pipe. A muffler for an automobile, characterized in that it is configured as a connecting end for inserting and connecting connecting pipes 12 and 13.