ACOUSTIC TOOL WITH A LENS

A cell (10) for manipulating an acoustic wave includes a plurality of spokes (14) radiating from a hub (10) and a plurality of concentrically arranged leaves (16). Each leaf is supported by at least one spoke and is formed by a plurality of circumferentially distributed fingers (28). Each finger is...

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Bibliographische Detailangaben
1. Verfasser:	SWETT, Dwight W
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MINING MUSICAL INSTRUMENTS OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS SOUND-PRODUCING DEVICES TESTING
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Beschreibung
Zusammenfassung:	A cell (10) for manipulating an acoustic wave includes a plurality of spokes (14) radiating from a hub (10) and a plurality of concentrically arranged leaves (16). Each leaf is supported by at least one spoke and is formed by a plurality of circumferentially distributed fingers (28). Each finger is connected to at least one spoke.