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Enthalpy Report

Enthalpy is the total heat content value in air, considering both dry bulb temperature and relative humidity level. If either value changes while the other is constant the enthalpy value has to change.

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Bourdon Tube Investigation

Industry experts contacted indicated that the volume of a Bourdon tube does not change while flexing or they had no data on this consideration. If the industry consensus is true, work output can exceed work input (Wout ˃ Win) as per an APS experiment.

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Mr. Strain’s work leverages modern technology to achieve superior results. With further development, this invention could contribute to reducing energy consumption and reliance on fossil fuels, aligning with global efforts
David has been our primary Controls Contractor for last 25 years. We are always surprised that even today he comes up with new and innovative designs.
David Strain's invention demonstrated an efficiency advantage greater than 15°/o favoring the diamondshaped actuator over a conventional actuator.