Fluid filled pressure transducer
First Claim
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1. A PRESSURE TRANSDUCER COMPRISING AN ELONGATED FRAME, A CAPILLARY TUBE EXTENDING THROUGH THE FRAME AND TERMINATING AT ONE END ADJACENT ONE END OF THE FRAME, SAID TUBE HAVING AN INNER DIAMETER IN THE ORDER OF .010 INCH, A COUPLER CLOSING THAT END OF THE FRAME AND DEFINING WITH THE FRAME A CHAMBER IN COMMUNICATION WITH THE CAPILLARY TUBE, A LIQUID FILLED DEFORMABLE SENSOR SECURED TO THE FRAME AT ITS OTHER END REMOTE FROM THE COUPLER, AND A LIQUID FILLING THE CAPILLARY TUBE AND THE CHAMBER
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1 Claim
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1. A PRESSURE TRANSDUCER COMPRISING AN ELONGATED FRAME, A CAPILLARY TUBE EXTENDING THROUGH THE FRAME AND TERMINATING AT ONE END ADJACENT ONE END OF THE FRAME, SAID TUBE HAVING AN INNER DIAMETER IN THE ORDER OF .010 INCH, A COUPLER CLOSING THAT END OF THE FRAME AND DEFINING WITH THE FRAME A CHAMBER IN COMMUNICATION WITH THE CAPILLARY TUBE, A LIQUID FILLED DEFORMABLE SENSOR SECURED TO THE FRAME AT ITS OTHER END REMOTE FROM THE COUPLER, AND A LIQUID FILLING THE CAPILLARY TUBE AND THE CHAMBER
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Current AssigneeDynisco, Inc. (Roper Technologies, Inc.)
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Original AssigneeHarvey L. Pastan
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InventorsPastan, Harvey L.
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Application NumberUS04/462,542Time in Patent Office874 DaysField of SearchUS Class Current73/726CPC Class CodesG01L 19/0007 Fluidic connecting meansG01L 19/0046 using isolation membranes G...G01L 9/0002 using variations in ohmic r...
