Patent ID: 8633604

Claim:
An engine comprising: two containers arranged in a vertical alignment having a top container and a bottom container; a generally cylindrical connecting arm in communication with each container and comprising a central hollow bore, the connecting arm and central hollow bore comprising: a first diameter at points of contact with the top and bottom containers; and a second diameter disposed between the points of contact with the top and bottom containers, the second diameter larger than the first diameter, wherein the opposed pair of containers is in fluid communication through the central hollow bore of the connecting arm; a volume of a low boiling point liquid disposed in the bottom container; a wire coil wrapped around the connecting arm between the two containers along a length of the connecting arm having the second diameter; a permanent magnet buoyant in said low boiling point liquid disposed in the central hollow bore of the connecting arm along a length of the connecting arm having the second diameter; and an active heat exchanger in communication with the bottom container and capable of transferring heat to and removing heat from the bottom container.