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US3088417A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for pumping fluids

Assignee: Individual
•
Filing: 1961-09-14
•
Granted: 1963-05-07
•
Expires: 1981-09-14
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Abstract

No abstract record available.

Inventors

  • 👤 Curtis D Johnston

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 07:31
CPC Classifications
F; F04; F04B; F04B9/00; F04B9/14

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 260 words
A PUMPING DEVICE FOR PUMPING LIQUID FROM ONE PLACE TO ANOTHER IN COMBINATION WITH A TRAFFIC LANE OF A ROADWAY, SAID PUMPING DEVICE OPERABLE BY THE SUCCESSIVELY APPLIED PRESSURE OF PASSING VEHICLES UTILIZING SAID ROADWAY, SAID VEHICLES HAVING LONGITUDINALLY SPACED WHEEL, SUPPORT MEANS MOUNTED BELOW SAID TRAFFIC LANE, PLATFORM MEANS HAVING OPPOSITELY DISPOSED ENDS AND PIVOTALLY SUPPORTED INTERMEDIATE SAID ENDS ON SAID SUPPORTING MEANS TO EXTEND CONGRUENT WITH SAID TRAFFIC LANE, WITH ONE SAID END FLUSH WITH SAID ROADWAY AND THE OTHER SAID END RAISED THEREABOVE; STEEL RAMPS HINGED TO EACH END OF SAID PLATFORM MEANS AND EXTENDING SLIDABLY OVER ADJACENT PORTIONS OF SAID TRAFFIC LANE FOR FORMING ALTERNATE INCLINES UP TO THE ALTERNATELY RAISED ENDS OF SAID PLATFORM MEANS; FRICTION PLATES MOUNTED ON SAID ADJACENT PORTIONS OF SAID ROADWAY FOR PROVIDING A SMOOTH NON-FRICTION SURFACE ON WHICH SAID STEEL RAMPS RESPECTIVELY SLIDE; DOUBLE ACTING RECIPROCATING PUMP MEANS FOR PUMPING FLUID OPERABLY CONNECTED TO ONE OF SAID OPPOSITELY DISPOSED ENDS, SAID PUMP HAVING A RECIPROCATING PLUNGER MOUNTED THEREON AND A PAIR OF INTAKE AND DELIVERY PIPES ON EACH OF THE OPPOSITE SIDES OF SAID PLUNGER FOR SIMULTANEOUSLY EFFECTING INTAKE AND DELIVERY OF LIQUID RESPECTIVELY ON SAID OPPOSITE SIDES FOR MOVEMENT IN EACH DIRECTION OF SAID PLUNGER''S RECIPROCATION, WHEREBY SAID VEHICLES PASSING FROM ONE SAID END TO THE OTHER OF SAID PLATFORM ALTERNATELY APPLIES WEIGHT TO SAID ENDS TO SOLELY DRIVE SAID PLATFORM, PIVOTALLY SUPPORTED BETWEEN SAID ENDS, TO SOLELY RECIPROCATE UP AND DOWN TO DRIVE SAID PLUNGER OF SAID DOUBLE ACTING PUMP MEANS IN BOTH DIRECTIONS OF SAID PLUNGER''S RECIPROCATION.
Claim 2
Dependent Claim 260 words
A PUMPING DEVICE FOR PUMPING LIQUID FROM ONE PLACE TO ANOTHER IN COMBINATION WITH A TRAFFIC LANE OF A ROADWAY, SAID PUMPING DEVICE OPERABLE BY THE SUCCESSIVELY APPLIED PRESSURE OF PASSING VEHICLES UTILIZING SAID ROADWAY, SAID VEHICLES HAVING LONGITUDINALLY SPACED WHEEL, SUPPORT MEANS MOUNTED BELOW SAID TRAFFIC LANE, PLATFORM MEANS HAVING OPPOSITELY DISPOSED ENDS AND PIVOTALLY SUPPORTED INTERMEDIATE SAID ENDS ON SAID SUPPORTING MEANS TO EXTEND CONGRUENT WITH SAID TRAFFIC LANE, WITH ONE SAID END FLUSH WITH SAID ROADWAY AND THE OTHER SAID END RAISED THEREABOVE; STEEL RAMPS HINGED TO EACH END OF SAID PLATFORM MEANS AND EXTENDING SLIDABLY OVER ADJACENT PORTIONS OF SAID TRAFFIC LANE FOR FORMING ALTERNATE INCLINES UP TO THE ALTERNATELY RAISED ENDS OF SAID PLATFORM MEANS; FRICTION PLATES MOUNTED ON SAID ADJACENT PORTIONS OF SAID ROADWAY FOR PROVIDING A SMOOTH NON-FRICTION SURFACE ON WHICH SAID STEEL RAMPS RESPECTIVELY SLIDE; DOUBLE ACTING RECIPROCATING PUMP MEANS FOR PUMPING FLUID OPERABLY CONNECTED TO ONE OF SAID OPPOSITELY DISPOSED ENDS, SAID PUMP HAVING A RECIPROCATING PLUNGER MOUNTED THEREON AND A PAIR OF INTAKE AND DELIVERY PIPES ON EACH OF THE OPPOSITE SIDES OF SAID PLUNGER FOR SIMULTANEOUSLY EFFECTING INTAKE AND DELIVERY OF LIQUID RESPECTIVELY ON SAID OPPOSITE SIDES FOR MOVEMENT IN EACH DIRECTION OF SAID PLUNGER''S RECIPROCATION, WHEREBY SAID VEHICLES PASSING FROM ONE SAID END TO THE OTHER OF SAID PLATFORM ALTERNATELY APPLIES WEIGHT TO SAID ENDS TO SOLELY DRIVE SAID PLATFORM, PIVOTALLY SUPPORTED BETWEEN SAID ENDS, TO SOLELY RECIPROCATE UP AND DOWN TO DRIVE SAID PLUNGER OF SAID DOUBLE ACTING PUMP MEANS IN BOTH DIRECTIONS OF SAID PLUNGER''S RECIPROCATION.

References Cited (Backward Citations)

US159660A Cited
GB191409664A Cited
US2020361A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-05-06 1966-11-05 1967-05-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-05-06 1970-11-05 1971-05-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-05-06 1974-11-05 1975-05-07 $7700.00 Window Closed / Lapsed

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