Solid marine seismic cable with an array of hydrophones
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United States of America Patent
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Dec 22, 2015
Grant Date -
Aug 15, 2013
app pub date -
Mar 2, 2012
filing date -
Dec 28, 2011
priority date (Note) -
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Abstract
In a first embodiment of the present invention, a hydrophone is provided comprising: a rigid tubular substrate; an annular cavity formed around the rigid tubular substrate by affixing a tubular diaphragm around the rigid tubular substrate; a flexible piezoelectric element wrapped around and bonded to the flexible tubular diaphragm; and a molded portion covering the piezoelectric element.
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