Fluid diaphragm isolator

Claim 1

A FLUID DEVICE FOR TRANSMITTING CHANGES IN FLUID PRESSURE WHILE AT THE SAME TIME PREVENTING STEADY STATE FLUID FLOW, WHICH COMPRISES: (A) A FLUID CHAMBER HAVING A FIRST OPENING AT ONE END THEREOF AND A SECOND OPENING AT THE OPPOSITE END THEREOF, WITH AT LEAST ONE PAIR OF OPPOSED CHAMBER SIDE WALLS BEING GRADUALLY AND SMOOTHLY FLARED OUTWARDLY AT AN EVER INCREASING ANGLE FROM THE EDGE OF EACH SAID OPENING TOWARDS A LOCATION BETWEEN SAID OPENINGS SUCH THAT THE VELOCITY PRESSURE HEAD OF MOVING FLUID ENTERING THROUGH EITHER OPENING IS SUBSTANTIALLY CONVERTED TO STATIC PRESSURE HEAD AT SAID LOCATION; AND (B) A DIAPHRAGM MEMBER PLACED ACROSS SAID CHAMBER AT SAID LOCATION TO SEAL OFF SAID FIRST OPENING FROM FLUID COMMUNICATION WITH SAID SECOND OPENING AND THEREBY PROVIDE FIRST AND SECOND ISOLATED CHAMBER PORTIONS, WITH SAID DIAPHRAGM MEMBER BEING CAPABLE OF FLEXURE TOWARD OPENINGS IN RESPONSE TO A PRESSURE DIFFERENTIAL THEREACROSS.