| 摘要 |
PROBLEM TO BE SOLVED: To provide an exhaust muffler device capable of suitably suppressing gas cylinder resonance with a simple structure and reducing weight and cost irrespective of length of an outlet pipe of an exhaust pipe connecting to a muffler. SOLUTION: This exhaust muffler device 1 is provided with a muffler 2 including a expansion chamber 11 of length L in an exhaust gas direction and the outlet pipe 4 of pipe length roughly 2nL (n is a natural number) communicating to the expansion chamber 11. COPYRIGHT: (C)2005,JPO&NCIPI
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