WIDE RANGE DYNAMIC PRESSURE SENSOR
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Abstract
A DYNAMIC PRESSURE SENSOR OF THE TYPE WHEREIN A DIAPHRAGM IS PROVIDED IN A CAVITY WITH A DRIVING PLATE ON ONE SIDE OF THE DIAPHRAGM AND A SENSING PLATE ON THE OTHER SIDE OF THE DIAPHAGM WHEREIN THE DRIVING AND SENSING MEMBERS ARE PERFORATED AND SPACED FROM THE WALLS OF THE CAVITY SO THAT DAMPING AND APPARANT STIFFNESS INCREASE INDUCED BY INCREASED PRESSURE ARE REDUCED. BY REDUCING THE DAMPING AND APPARANT STIFFNESS, THE RANGE OF THE INSTRUMENT IS GREATLY INCREASED SO THAT IT CAN BE USED FOR MEASURING HIGH AND LOW PRESSURES.
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Current AssigneeDimeff John, James W. Lane
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Original AssigneeDimeff John, James W. Lane
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InventorsDIMEFF JOHN, Lane, James W.
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Application NumberUS04/882,122Time in Patent Office712 DaysField of SearchUS Class Current73/702CPC Class CodesG01L 9/0072 using variations in capacit...
