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Patent US3296803A successfully refreshed from Google Patents.
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US3296803A Expired / Lapsed US ⏱️ 0.0 years remaining

Storage tank for discharging fluids in a blend

Assignee: EG&G Sealol Inc
•
Filing: 1963-05-20
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Granted: 1967-01-10
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Expires: 1983-05-20
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Abstract

No abstract record available.

Inventors

  • 👤 Kroekel Rolf Heinz Werner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 20:18
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/605; F02K9/44

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 411 words
A STORAGE TANK FOR DISCHARGING FLUIDS IN A BLEND COMPRISING A SHELL, A FIRST PISTON SLIDABLY MOUNTED IN SAID SHELL, A BULKHEAD PROVIDED WITH A FIRST PASSAGEWAY, MEANS SECURING SAID BULKHEAD TO SAID SHELL, A BELLOWS FASTENED ON ONE END TO SAID PISTON AND ON THE OTHER END TO SAID BULKHEAD TO FORM A FIRST COLLAPSIBLE FLUID STORAGE CAVITY, A SECOND PISTON SLIDABLY MOUNTED IN SAID SHELL, A SECOND BULKHEAD PROVIDED WITH A SECOND PASSAGEWAY, MEANS SECURING SAID SECOND BULKHEAD TO SAID SHELL, A SECOND BELLOWS FASTENED ON ONE END TO SAID SECOND PISTON AND ON THE OTHER END TO SAID SECOND BULKHEAD TO FORM A SECOND COLLAPSIBLE FLUID STORAGE CAVITY, MEANS FORMING A CHAMBER BETWEEN SAID FIRST MENTIONED PISTON AND SAID SECOND PISTON, MEANS LOCATED IN SAID CHAMBER FOR ACTUATING SAID FIRST PISTON TOWARD SAID FIRST BULKHEAD AND SAID SECOND PISTON TOWARD SAID SECOND BULKHEAD TO DISCHARGE THE CONTENTS OF SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY AND SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY, RESPECTIVELY, SAID SHELL HAVING A WALL FORMING A FLUID BLENDING CHAMBER, HORIZONTAL AND VERTICAL PORTS IN SAID WALL, A SHIELD HAVING AN ENTRANCE OPENING OVERLYING SAID VERTICAL PORTS, MEANS FASTENING SAID SHIELD TO SAID WALL AND PROVIDING A CELL BETWEEN SAID ENTRANCE OPENING AND SAID VERTICAL PORTS, A FIRST BURST DIAPHRAGM VALVE INTERPOSED AND FASTENED BETWEEN SAID FIRST PASSAGEWAY AND SAID ENTRANCE OPENING, A SECOND SHIELD FASTENED TO SAID WALL AND FORMING A SECOND CHAMBER AROUND SAID HORIZONTAL PORTS, A PIPE PROVIDED WITH AN AXIAL PASSAGEWAY, A SECOND BURST DIAPHRAGM VALVE INTERPOSED BETWEEN SAID PIPE AND SAID SECOND PASSAGEWAY WITH SAID SECOND BURST DIAPHRAGM BLOCKING COMMUNICATION BETWEEN SAID SECOND PASSAGEWAY AND SAID AXIAL PASSAGEWAY, AND MEANS CONNECTING SAID PIPE AND AXIAL PASSAGEWAY WITH SAID LAST MENTIONED CHAMBER WHEREBY UPON MOVEMENT OF SAID FIRST PISTON AND SECOND PISTON AWAY FROM EACH OTHER FLUID, IN SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY AND IN SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY WILL BREAK SAID FIRST BURST DIAPHRABM VALVE AND SAID SECOND BURST DIAPHRAGM VALVE TO ALLOW FLUID IN SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY TO FLOW THROUGH SAID ENTRANCE OPENING INTO SAID CELL AND THROUGH SAID VERTICAL PORTS INTO SAID BLENDING CHAMBER AND FLUID IN SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY TO FLOW THROUGH SAID SECOND PASSAGEWAY INTO AND THROUGH SAID AXIAL PASSAGEWAY AND HORIZONTAL PORTS TO SAID BLENDING CHAMBER, AND FEEDBACK CONDUIT MEANS PROVIDING COMMUNICATION BETWEEN SAID FIRST MENTIONED CHAMBER AND SAID BLENDING CHAMBER FOR ASSISTING SAID PISTON ACTUATING MEANS.
Claim 2
Dependent Claim 411 words
A STORAGE TANK FOR DISCHARGING FLUIDS IN A BLEND COMPRISING A SHELL, A FIRST PISTON SLIDABLY MOUNTED IN SAID SHELL, A BULKHEAD PROVIDED WITH A FIRST PASSAGEWAY, MEANS SECURING SAID BULKHEAD TO SAID SHELL, A BELLOWS FASTENED ON ONE END TO SAID PISTON AND ON THE OTHER END TO SAID BULKHEAD TO FORM A FIRST COLLAPSIBLE FLUID STORAGE CAVITY, A SECOND PISTON SLIDABLY MOUNTED IN SAID SHELL, A SECOND BULKHEAD PROVIDED WITH A SECOND PASSAGEWAY, MEANS SECURING SAID SECOND BULKHEAD TO SAID SHELL, A SECOND BELLOWS FASTENED ON ONE END TO SAID SECOND PISTON AND ON THE OTHER END TO SAID SECOND BULKHEAD TO FORM A SECOND COLLAPSIBLE FLUID STORAGE CAVITY, MEANS FORMING A CHAMBER BETWEEN SAID FIRST MENTIONED PISTON AND SAID SECOND PISTON, MEANS LOCATED IN SAID CHAMBER FOR ACTUATING SAID FIRST PISTON TOWARD SAID FIRST BULKHEAD AND SAID SECOND PISTON TOWARD SAID SECOND BULKHEAD TO DISCHARGE THE CONTENTS OF SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY AND SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY, RESPECTIVELY, SAID SHELL HAVING A WALL FORMING A FLUID BLENDING CHAMBER, HORIZONTAL AND VERTICAL PORTS IN SAID WALL, A SHIELD HAVING AN ENTRANCE OPENING OVERLYING SAID VERTICAL PORTS, MEANS FASTENING SAID SHIELD TO SAID WALL AND PROVIDING A CELL BETWEEN SAID ENTRANCE OPENING AND SAID VERTICAL PORTS, A FIRST BURST DIAPHRAGM VALVE INTERPOSED AND FASTENED BETWEEN SAID FIRST PASSAGEWAY AND SAID ENTRANCE OPENING, A SECOND SHIELD FASTENED TO SAID WALL AND FORMING A SECOND CHAMBER AROUND SAID HORIZONTAL PORTS, A PIPE PROVIDED WITH AN AXIAL PASSAGEWAY, A SECOND BURST DIAPHRAGM VALVE INTERPOSED BETWEEN SAID PIPE AND SAID SECOND PASSAGEWAY WITH SAID SECOND BURST DIAPHRAGM BLOCKING COMMUNICATION BETWEEN SAID SECOND PASSAGEWAY AND SAID AXIAL PASSAGEWAY, AND MEANS CONNECTING SAID PIPE AND AXIAL PASSAGEWAY WITH SAID LAST MENTIONED CHAMBER WHEREBY UPON MOVEMENT OF SAID FIRST PISTON AND SECOND PISTON AWAY FROM EACH OTHER FLUID, IN SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY AND IN SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY WILL BREAK SAID FIRST BURST DIAPHRABM VALVE AND SAID SECOND BURST DIAPHRAGM VALVE TO ALLOW FLUID IN SAID FIRST COLLAPSIBLE FLUID STORAGE CAVITY TO FLOW THROUGH SAID ENTRANCE OPENING INTO SAID CELL AND THROUGH SAID VERTICAL PORTS INTO SAID BLENDING CHAMBER AND FLUID IN SAID SECOND COLLAPSIBLE FLUID STORAGE CAVITY TO FLOW THROUGH SAID SECOND PASSAGEWAY INTO AND THROUGH SAID AXIAL PASSAGEWAY AND HORIZONTAL PORTS TO SAID BLENDING CHAMBER, AND FEEDBACK CONDUIT MEANS PROVIDING COMMUNICATION BETWEEN SAID FIRST MENTIONED CHAMBER AND SAID BLENDING CHAMBER FOR ASSISTING SAID PISTON ACTUATING MEANS.

References Cited (Backward Citations)

US1235550A Cited
US2505798A Cited
US2697483A Cited
US2959004A Cited
US3077073A Cited
US3085394A Cited
US3180089A Cited
US3133410A Cited
US3150485A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-09 1970-07-11 1971-01-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-09 1974-07-11 1975-01-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-09 1978-07-11 1979-01-10 $7700.00 Window Closed / Lapsed

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