US3116767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-tight intercommunication and disconnecting device for two superposed chambers
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1960-10-27
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Granted: 1964-01-07
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 Blin Jean
- 👤 Valentin Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:25
CPC Classifications
G; G21; G21F; G21F7/00; G21F7/005; F; F16; F16J; F16J15/00; F16J15/02; F16J15/14; F16J15/16; F16J15/40; G21C; G21C13/00; G21C13/02; G21C13/06; G21F5/00; G21F5/06; G21F5/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4643
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A FLUID-TIGHT INTERCOMMUNICATION AND DISCONNECTING STRUCTURE FOR UPPER AND LOWER CHAMBERS OF NON-MAGNETIC MATERIAL, COMPRISING A FIRST OPENING IN A WALL OF SAID LOWER CHAMBER, AN UPPER CHAMBER OF NON-MAGNETIC MATERIAL MOUNTED ON SAID LOWER CHAMBER, A SECOND OPENING IN A WALL OF SAID UPPER CHAMBER OPPOSITE SAID FIRST OPENING, AN INWARDLY EXTENDING FLANGE ON SAID UPPER CHAMBER AROUND SAID SECOND OPENING, A FIRST COVER OF NON-MAGNETIC MATERIAL CLOSING SAID SECOND OPENING RESTING ON SAID FLANGE AND RETRACABLE WITHIN SAID UPPER CHAMBER, A SECOND COVER RESTING ON THE EDGES OF AND CLOSING SAID FIRST OPENING AND MOUNTED WITHIN SAID FIRST OVER AND RETRACTABLE WITH SAID FIRST COVER INTO SAID UPPER CHAMBER, A TROUGH SECURED TO SAID LOWER CHAMBER ABOUT SAID FIRST OPENING, A SEALING MATERIAL IN SAID TROUGH, A CONTINUOUS SURFACE ON SAID SECOND COVER EXTENDING AROUND SAID FIRST OPENING, IN SAID TROUGH INTO SAID SEALING MATERIAL, CONTINUOUS SURFACE ON SAID FIRST COVER EXTENDING AROUND SAID FIRST SURFACE INTO SAID SEALING MATERIAL AND A CONTINUOUS SURFACE DEPENDING FROM SAID FLANGE EXTENDING AROUND SAID SECOND SURFACE INTO SAID SEALING MATERIAL.
Claim 2
Dependent Claim
179 words
A FLUID-TIGHT INTERCOMMUNICATION AND DISCONNECTING STRUCTURE FOR UPPER AND LOWER CHAMBERS OF NON-MAGNETIC MATERIAL, COMPRISING A FIRST OPENING IN A WALL OF SAID LOWER CHAMBER, AN UPPER CHAMBER OF NON-MAGNETIC MATERIAL MOUNTED ON SAID LOWER CHAMBER, A SECOND OPENING IN A WALL OF SAID UPPER CHAMBER OPPOSITE SAID FIRST OPENING, AN INWARDLY EXTENDING FLANGE ON SAID UPPER CHAMBER AROUND SAID SECOND OPENING, A FIRST COVER OF NON-MAGNETIC MATERIAL CLOSING SAID SECOND OPENING RESTING ON SAID FLANGE AND RETRACABLE WITHIN SAID UPPER CHAMBER, A SECOND COVER RESTING ON THE EDGES OF AND CLOSING SAID FIRST OPENING AND MOUNTED WITHIN SAID FIRST OVER AND RETRACTABLE WITH SAID FIRST COVER INTO SAID UPPER CHAMBER, A TROUGH SECURED TO SAID LOWER CHAMBER ABOUT SAID FIRST OPENING, A SEALING MATERIAL IN SAID TROUGH, A CONTINUOUS SURFACE ON SAID SECOND COVER EXTENDING AROUND SAID FIRST OPENING, IN SAID TROUGH INTO SAID SEALING MATERIAL, CONTINUOUS SURFACE ON SAID FIRST COVER EXTENDING AROUND SAID FIRST SURFACE INTO SAID SEALING MATERIAL AND A CONTINUOUS SURFACE DEPENDING FROM SAID FLANGE EXTENDING AROUND SAID SECOND SURFACE INTO SAID SEALING MATERIAL.
References Cited (Backward Citations)
US643230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |