US3233780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas charged liquid container construction and method
Assignee: Reynolds Metals Co
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Filing: 1963-11-22
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Granted: 1966-02-08
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Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
- 👤 William E Cheeley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:16
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/38; B65D83/384
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN COMBINATION: A GAS CHARGED LIQUID CONTAINER HAVING A SIDE WALL PORTION, A BOTTOM PORTION AND A TOP PORTION; A GAS RECEPTACLE IN SAID LIQUID CONTAINER HAVING A GAS RECEPTACLE BOTTOM SUPPORTED BY SAID BOTTOM PORTION OF SAID LIQUID CONTAINER AND HAVING A GAS RECEPTACLE TOP EXTENDING UPWARDLY ADJACENT SAID TOP PORTION OF SAID LIQUID CONTAINER; A GAS POP-OFF VALVE SECURED TO SAID GAS RECEPTACLE TOP AND HAVING A GAS POP-OFF VALVE ACTUATOR; A FLUID EXPANSION CAPSULE SECURED TO SAID TOP PORTION OF SAID LIQUID CONTAINER WITH AN EXPANSION RESPONSIVE PORTION TO ACTUATE SAID POP-OFF VALVE ACTUATOR IN RESPONSE TO THE CHARGING GAS PRESSURE EFFECTIVE ON THE LIQUID IN SAID CONTAINER AUTOMATICALLY TO MAINTAIN A DESIRED CHARGING GAS PRESSURE EFFECTIVE ON SAID LIQUID IN SAID LIQUID CONTAINER AS LIQUID IS DRAWN FROM SAID LIQUID CONTAINER; AND A LIQUID DRAW-OFF MEANS FOR SAID LIQUID CONTAINER.
Claim 2
Dependent Claim
144 words
IN COMBINATION: A GAS CHARGED LIQUID CONTAINER HAVING A SIDE WALL PORTION, A BOTTOM PORTION AND A TOP PORTION; A GAS RECEPTACLE IN SAID LIQUID CONTAINER HAVING A GAS RECEPTACLE BOTTOM SUPPORTED BY SAID BOTTOM PORTION OF SAID LIQUID CONTAINER AND HAVING A GAS RECEPTACLE TOP EXTENDING UPWARDLY ADJACENT SAID TOP PORTION OF SAID LIQUID CONTAINER; A GAS POP-OFF VALVE SECURED TO SAID GAS RECEPTACLE TOP AND HAVING A GAS POP-OFF VALVE ACTUATOR; A FLUID EXPANSION CAPSULE SECURED TO SAID TOP PORTION OF SAID LIQUID CONTAINER WITH AN EXPANSION RESPONSIVE PORTION TO ACTUATE SAID POP-OFF VALVE ACTUATOR IN RESPONSE TO THE CHARGING GAS PRESSURE EFFECTIVE ON THE LIQUID IN SAID CONTAINER AUTOMATICALLY TO MAINTAIN A DESIRED CHARGING GAS PRESSURE EFFECTIVE ON SAID LIQUID IN SAID LIQUID CONTAINER AS LIQUID IS DRAWN FROM SAID LIQUID CONTAINER; AND A LIQUID DRAW-OFF MEANS FOR SAID LIQUID CONTAINER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |