Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 10, 2010
Patent Application Number
11906464
Date Filed
October 2, 2007
Patent Primary Examiner
Patent abstract
A empty tank submersed in a body of liquid will float to the surface, as the tank floats up it will do work. It is the goal of this machine to empty the tank after the tank has been submersed, and in the process of emptying the tank do less work than the empty tank does when it floats up.
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