| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicular muffler adaptable with only a little shape change as compared with a conventional muffler even when a targe silencing frequency is varied.SOLUTION: A vehicular muffler has a plurality of side branches 20 which extend in the circumferential direction of a tube 10 and radially outside of the tube 10 and have internal spaces 21 communicating with an internal passage 11 of the tube 10. A part of a wall forming each side branch 20 of the plurality of side branches 20 is common with a wall forming the tube 10. At a lower end part of the internal space 21 of each side branch 20 of the plurality of side branches 20, an opening 22 is provided for bringing the internal space 21 of each side branch 20 into communication with the internal passage 11 of the tube 10. |
