1989-02-01

Research on Noise Reduction by Use of a Hybrid Muffler 890614

Evidence has been obtained in this study to indicate that the hybrid muffler made up of heat-resistant thermosetting resin, ceramic paper, and carbon fiber felt used as a noise absorbing material, can reduce the noise without any compromise in engine performance. Further, it has been confirmed that a highly reliable muffler may be designed using this approach.

SAE MOBILUS

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