Methods and apparatus for sound suppression

Details Methods and apparatus for sound suppression Methods and apparatus for sound suppression

2011-03-01

2011-03-01

Martin, Edgardo San (Department: 2832)

Acoustics

Sound-modifying means

Mechanical vibration attenuator

C181S206000

Reexamination Certificate

active

07896126

ABSTRACT:
Methods and apparatus for providing a sound suppressor device including a first plate, a second plate in opposition to the first plate, and a connector between the first and second plates such that the first plate, the second plate, and the connector define a sealed cavity containing a gas at a pressure, wherein the device has a resonant frequency selected to vibrate out-of-phase with respect to a noise source for suppressing noise from the noise source while the noise source and the device are immersed in a liquid.

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