SMART BUOYANCY COMPENSATION DEVICES
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United States of America Patent
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app pub date -
Feb 13, 2018
filing date -
Mar 28, 2012
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Abstract
Aquatic structures with adjustable buoyancy constructed in part with a vent valve for a buoyancy control device suitable for divers, where the vent valve may be opened by any combination of over-pressure, manual pressure relief or a powered means, where a force to a valve plug is applied by means of a spring that is constrained to prevent entirely lateral and angular movement but in which movement of the plug in the axis of the seat is unconstrained.
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