APPARATUS FOR MODIFYING ACOUSTIC TRANSMISSION

Apparatus for modifying acoustic transmission comprises an array of structures arranged along a transmission path and each having a major axis and a minor axis, the structures being arranged such that a minor axis of each void or structure is aligned with the transmission path.

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Bibliographische Detailangaben
Hauptverfasser:	VOISEY, Stephanie Ruth, ROWLEY, William David, LAMB, William John, PARNELL, William James, ABRAHAMS, Ian David, ETAIX, Nicolas
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR BLASTING ENGINE PLANTS IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	Apparatus for modifying acoustic transmission comprises an array of structures arranged along a transmission path and each having a major axis and a minor axis, the structures being arranged such that a minor axis of each void or structure is aligned with the transmission path.