Wall structure for sound attenuating apparatus

Details Wall structure for sound attenuating apparatus Wall structure for sound attenuating apparatus

1996-07-25

1998-10-06

Yip, Winnie S.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181284, 181293, 52144, 52145, 5278311, F04F 1704

Patent

active

058179909

ABSTRACT:
A sound attenuating apparatus for noise bearing fluid streams wherein elongated perforated wall forming panel sheets include integrally formed indentations extending along a direction transverse the direction of the fluid stream to provide strength and stiffeners for the perforated panel sheets.

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