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US3072060A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for controlling a fluid level

Assignee: Individual
•
Filing: 1960-01-29
•
Granted: 1963-01-08
•
Expires: 1980-01-29
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Abstract

No abstract record available.

Inventors

  • 👤 Ross E Walte

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 03:42
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 270 words
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.
Claim 2
Dependent Claim 270 words
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.

References Cited (Backward Citations)

US1913557A Cited
US1972986A Cited
US2072425A Cited
US1981160A Cited
US2275066A Cited
US2440981A Cited
US2430775A Cited
US2884001A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-01-07 1966-07-09 1967-01-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-01-07 1970-07-09 1971-01-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-01-07 1974-07-09 1975-01-08 $7700.00 Window Closed / Lapsed

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