Co-oscillating, volume-changing resonator in the form of a silen

Details Co-oscillating, volume-changing resonator in the form of a silen Co-oscillating, volume-changing resonator in the form of a silen

1985-08-26

1987-08-04

Fuller, Benjamin R.

Acoustics

Sound-modifying means

Sound absorbing panels

181288, 181291, 181294, 181295, E04B 182

Patent

active

046839798

ABSTRACT:
A co-oscillating, volume-changing resonator in the form of a silencer, includes a lens-shaped housing formed of a material having a given flexural stiffness, the housing being arched defining an evacuated cup-shaped cavity formed therein, and a coating layer completely surrounding the housing, the coating layer being formed of a material having a flexural stiffness being at most one-third of the given flexural stiffness of the material of the housing.

REFERENCES:
patent: 2502020 (1950-03-01), Olson
patent: 3087568 (1963-04-01), Kurtze
patent: 3647022 (1972-03-01), Meyer et al.
patent: 3782495 (1974-01-01), Nassoj
patent: 3895143 (1975-07-01), Tarlow
patent: 4228869 (1980-10-01), Bschorr
patent: 4325461 (1982-04-01), Bschorr
patent: 4340129 (1982-07-01), Salyers

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