US3244309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closing device for containers
Assignee: Individual
•
Filing: 1964-12-21
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Granted: 1966-04-05
•
Expires: 1984-12-21
Abstract
No abstract record available.
Inventors
- 👤 Brown Lawrence George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:05
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/12; B65D53/00; B65D53/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
CLOSING DEVICE FOR A CONTAINER, SAID DEVICE COMPRISING: (A) A CONTAINER MEMBER CONSISTING OF A CENTRALLY-HOLLOW RESILIENT PLUG ADAPTED TO BE REMOVABLY INSERTED INTO THE OUTLET OF AN ASSOCIATED CONTAINER AND HAVING AT ITS INNER END A CLOSED CHAMBER SUBSTANTIALLY SPHERICAL IN SHAPE AND FILLED WITH A FLUID, SAID CHAMBER BEING FORMED BY A PRESSURE-DEFORMABLE RESILIENT WALL HAVING A FIRST PORTION ADJACENT TO THE INTERIOR WALL OF SAID CONTAINER IN OPERATING POSITION AND ADAPTED BY ELASTIC DEFORMATION TO CONTACT SAID INTERIOR WALL IN SEALING ENGAGEMENT, AND SAID PRESSURE-DEFORMABLE RESILIENT WALL HAVING A SECOND PORTION DISPOSED IN OPERATING POSITION TOWARD THE OUTLET OF SAID CONTAINER AND ADJACENT TO THE CENTRALLY-HOLLOW PORTION OF THE OUTER END OF SAID CLOSING MEMBER; AND (B) DISPLACEMENT MEANS AXIALLY DISPOSED THROUGH THE CENTRALLY-HOLLOW PORTION OF THE OUTER END OF SAID CLOSING MEMBER AND ADAPTED TO RELEASABLE ADJUSTMENT AGAINST SAID SECOND PORTION IN ORDER TO PRODUCE AN ELASTIC DEFORMATION IN SAID FIRST PORTION BY TRANSMITTED FLUID PRESSURE.
Claim 2
Dependent Claim
160 words
CLOSING DEVICE FOR A CONTAINER, SAID DEVICE COMPRISING: (A) A CONTAINER MEMBER CONSISTING OF A CENTRALLY-HOLLOW RESILIENT PLUG ADAPTED TO BE REMOVABLY INSERTED INTO THE OUTLET OF AN ASSOCIATED CONTAINER AND HAVING AT ITS INNER END A CLOSED CHAMBER SUBSTANTIALLY SPHERICAL IN SHAPE AND FILLED WITH A FLUID, SAID CHAMBER BEING FORMED BY A PRESSURE-DEFORMABLE RESILIENT WALL HAVING A FIRST PORTION ADJACENT TO THE INTERIOR WALL OF SAID CONTAINER IN OPERATING POSITION AND ADAPTED BY ELASTIC DEFORMATION TO CONTACT SAID INTERIOR WALL IN SEALING ENGAGEMENT, AND SAID PRESSURE-DEFORMABLE RESILIENT WALL HAVING A SECOND PORTION DISPOSED IN OPERATING POSITION TOWARD THE OUTLET OF SAID CONTAINER AND ADJACENT TO THE CENTRALLY-HOLLOW PORTION OF THE OUTER END OF SAID CLOSING MEMBER; AND (B) DISPLACEMENT MEANS AXIALLY DISPOSED THROUGH THE CENTRALLY-HOLLOW PORTION OF THE OUTER END OF SAID CLOSING MEMBER AND ADAPTED TO RELEASABLE ADJUSTMENT AGAINST SAID SECOND PORTION IN ORDER TO PRODUCE AN ELASTIC DEFORMATION IN SAID FIRST PORTION BY TRANSMITTED FLUID PRESSURE.
References Cited (Backward Citations)
US2425841A
Cited
US2985329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |