Patent US3143231A successfully refreshed from Google Patents.
US3143231A
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US
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Machine for the extraction of nuclear fuel cartridges
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1961-03-28
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Granted: 1964-08-04
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Expires: 1981-03-28
Abstract
No abstract record available.
Inventors
- 👤 Guilloteau Rene
- 👤 Petillat Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:22
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/32; G21C19/34; G21C19/36; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T83/00; Y10T83/323
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A MACHINE FOR EXTRACTING IRRADIATED CARTRIDGES OF NUCLEAR FUEL FROM THEIR CASINGS, COMPRISING IN COMBINATION TWO ASSEMBLIES, EACH PROVIDED WITH MEANS FOR RECEIVING AND CLAMPING A CASING BY ITS OPPOSITE ENDS IN A SUBSTANTIALLY HORIZONTAL POSITION, SAID CASING CONTAINING AT LEAST ONE CARTRIDGE, MEANS FOR EXERTING A LONGITUDINAL TRACTION FORCE ON THE SAID CASING, A CUTTING HEAD ARRANGED BETWEEN SAID ASSEMBLIES FOR SUBDIVIDING THE CASING INTO TWO PARTS, AND MEANS FOR SWINGING EACH OF SAID RECEIVING AND CLAMPING MEANS AND THE RESULTANT HALF-CASINGS CARRIED THEREBY INTO A POSITION IN WHICH THE OPEN ENDS OF THE HALF CASINGS ARE DOWNWARDLY DIRECTED.
Claim 2
Dependent Claim
100 words
A MACHINE FOR EXTRACTING IRRADIATED CARTRIDGES OF NUCLEAR FUEL FROM THEIR CASINGS, COMPRISING IN COMBINATION TWO ASSEMBLIES, EACH PROVIDED WITH MEANS FOR RECEIVING AND CLAMPING A CASING BY ITS OPPOSITE ENDS IN A SUBSTANTIALLY HORIZONTAL POSITION, SAID CASING CONTAINING AT LEAST ONE CARTRIDGE, MEANS FOR EXERTING A LONGITUDINAL TRACTION FORCE ON THE SAID CASING, A CUTTING HEAD ARRANGED BETWEEN SAID ASSEMBLIES FOR SUBDIVIDING THE CASING INTO TWO PARTS, AND MEANS FOR SWINGING EACH OF SAID RECEIVING AND CLAMPING MEANS AND THE RESULTANT HALF-CASINGS CARRIED THEREBY INTO A POSITION IN WHICH THE OPEN ENDS OF THE HALF CASINGS ARE DOWNWARDLY DIRECTED.
References Cited (Backward Citations)
US2186061A
Cited
US2765005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |