Sound suppression cushion

Details Sound suppression cushion Sound suppression cushion

1997-06-23

1999-01-05

Dang, Khanh

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181290, B64F 126

Patent

active

058566406

ABSTRACT:
An element, pillow or cushion for the reduction or elimination of noise in buildings, from highways, from industrial machinery, and from airports comprising a sound transparent covering and a sound absorbent interior, the element or pillow being used singly or in properly spaced arrays.

REFERENCES:
patent: 2674335 (1954-04-01), Lemmerman
patent: 3011584 (1961-12-01), Lemmerman et al.
patent: 4428454 (1984-01-01), Capaul et al.
patent: 4471924 (1984-09-01), Lynn
patent: 4958700 (1990-09-01), Schafhaupt
patent: 4960184 (1990-10-01), Woodward et al.
patent: 5644872 (1997-07-01), Perdue

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