Acoustical panel structure

Details Acoustical panel structure Acoustical panel structure

1988-04-14

1989-02-28

Ridgill, Jr., James L.

Static structures (e.g., buildings)

With exposed configuration having acoustical function

52806, 52809, 428116, E04B 182

Patent

active

048074110

ABSTRACT:
An acoustical panel structure having a honeycomb core, and thin, dense, sound transmitting glass fiber mat of uniform thickness adhered to each of the opposed major surfaces of the core. A glass fiber sheet of greater thickness than the mats is secured to the outer surface of one of the mats. A decorative coating or layer is provided on the glass fiber sheet. The resulting structure has a noise reduction coefficient of upwards of 75, and a flame spread of less than 25.

REFERENCES:
patent: 2951004 (1960-08-01), Martin et al.
patent: 4083159 (1978-04-01), Hatch et al.
patent: 4641726 (1987-02-01), Fearon et al.
patent: 4685259 (1987-08-01), Eberhart et al.

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