Marine seismic vibrator for low frequency and methods of use
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United States of America Patent
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Nov 19, 2019
Grant Date -
Oct 19, 2017
app pub date -
Feb 10, 2017
filing date -
Apr 18, 2016
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Abstract
Disclosed are devices and methods for marine geophysical surveying. An example device may comprise a shell, a base plate, wherein the base plate is coupled to the shell, a driver disposed within the shell, an inner spring element disposed within the shell, wherein the inner spring element is coupled to the driver, wherein outer ends of the inner spring element are coupled to outer ends of the inner spring element at spring element junctions, an outer spring element disposed within the shell, wherein outer ends of the outer spring element are coupled to the spring element junctions, and a back mass disposed on the outer spring element.
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