Apparatus for controlling a fluid level

Claim 1

AN AUTOMATIC PRESSURE ANALYZING APPARATUS FOR USE IN CONTROLLING A FLUID LEVEL, COMPRISING: AN ELECTRICAL POWER SOURCE; FIRST SIGNAL GENERATING MEANS ASSOCIATED WITH SAID POWER SOURCE AND CONNECTED TO SAID FLUID FOR GENERATING A SIGNAL WHENEVER THE PRESSURE AT ITS POINT OF CONNECTION IS BELOW A PREDETERMINED MINIMUM AMOUNT; SECOND SIGNAL GENERATING MEANS ASSOCIATED WITH SAID POWER SOURCE AND CONNECTED TO SAID FLUID FOR GENERATING A SIGNAL WHENEVER THE PRESSURE AT ITS POINT OF CONNECTION IS ABOVE A PREDETERMINED MAXIMUM AMOUNT; FIRST ACCUMULATING MEANS ASSOCIATED WITH SAID FIRST SIGNAL GENERATING MEANS WHICH IS ACTUATED BY A PREDETERMINED CUMULATIVE AMOUNT OF THE SIGNALS THEREFROM AND WHICH PROGRESSES TOWARDS ITS POINT OF ACUTATION WHEN SAID SIGNALS ARE BEING GENERATED AND WHICH REGRESSES FROM SAID POINT WHEN SAID SIGNALS ARE NOT BEING GENERATED; SECOND ACCUMULATING MEANS ASSOCIATED WITH SAID SECOND SIGNAL GENERATING MEANS WHICH IS ACTUATED BY A PREDETERMINED CUMULATIVE AMOUNT OF THE SIGNALS THEREFROM AND WHICH PROGRESSES TOWARDS ITS POINT OF ACTUATION WHEN SAID SIGNALS ARE BEING GENERATED AND WHICH REGRESSES FROM SAID POINT WHEN SAID SIGNALS ARE NOT BEING GENERATED; AND FLUID LEVEL CONTROL MEANS RESPONSIVE TO THE ACTUATION OF SAID FIRST AND SECOND ACCUMULATING MEANS FOR LIMITING THE VARIATION OF THE LEVEL OF SAID FLUID TO A PREDETERMINED MAXIMUM AMOUNT; THE SIGNALS GENERATED BY SAID SIGNAL GENERATING MEANS BEING ELECTRICAL SIGNALS AND SAID ACCUMULATING MEANS BEING ELECTRICAL MEANS ACTUATED BY A PREDOMINANCE OF SIGNALS DETERMINED BY PRESSURES OF THE AFORESAID PREDETERMINED AMOUNTS, RESPECTIVELY, RESULTING FROM THE ACTUAL FLUID LEVEL, EVEN THOUGH THERE MAY BE CONSTANT SURGING OF THE FLUID, AND BEING THEREBY CAUSED TO PROGRESS TO THEIR RESPECTIVE ACTUATING POINTS.