Patent US2084776A successfully refreshed from Google Patents.
US3051642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heterogeneous nuclear reactor fuel element charging and discharging means
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1957-08-06
•
Granted: 1962-08-28
•
Expires: 1977-08-06
Abstract
No abstract record available.
Inventors
- 👤 Dent Kenneth Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:31
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/16; G21F; G21F5/00; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A CHARGING-DISCHARGING DEVICE FOR A PRESSURISED GAS COOLED HETEROGENEOUS NUCLEAR REACTOR HAVING A RADIATION SHIELD AND A PRESSURE VESSEL COMPRISING A PILLAR HAVING AT ONE END A LOCATING SPIGOT AND AT THE OTHER END MEANS FOR LOCATING THE PILLAR AT THE LOWER END OF A CHARGE TUBE PASSING THE RADIATION SHIELD AND CONNECTING WITH THE PRESSURE VESSEL OF A NUCLEAR REACTOR, SAID MEANS FOR LOCATING THE PILLAR INCLUDING A ROTATABLE CHUTE PASSING THROUGH THE CHARGE TUBE, A SECOND CHUTE COUPLING WITH THE ROTATABLE CHUTE AND PIVOTTED AT ITS COUPLING WITH THE ROTATABLE CHUTE SO THAT IT HAS A LOWER FREE END MOVABLE RADIALLY OUTWARDS FROM SAID PILLAR, MEAND FOR ROTATING SAID ROTATABLE CHUTE ABOUT ITS AXIS TOGETHER WITH SAID SECOND CHUTE AND MEANS FOR MOVING SAID SECOND CHUTE RADIALLY OUTWARDS FROM THE PILLAR.
Claim 2
Dependent Claim
133 words
A CHARGING-DISCHARGING DEVICE FOR A PRESSURISED GAS COOLED HETEROGENEOUS NUCLEAR REACTOR HAVING A RADIATION SHIELD AND A PRESSURE VESSEL COMPRISING A PILLAR HAVING AT ONE END A LOCATING SPIGOT AND AT THE OTHER END MEANS FOR LOCATING THE PILLAR AT THE LOWER END OF A CHARGE TUBE PASSING THE RADIATION SHIELD AND CONNECTING WITH THE PRESSURE VESSEL OF A NUCLEAR REACTOR, SAID MEANS FOR LOCATING THE PILLAR INCLUDING A ROTATABLE CHUTE PASSING THROUGH THE CHARGE TUBE, A SECOND CHUTE COUPLING WITH THE ROTATABLE CHUTE AND PIVOTTED AT ITS COUPLING WITH THE ROTATABLE CHUTE SO THAT IT HAS A LOWER FREE END MOVABLE RADIALLY OUTWARDS FROM SAID PILLAR, MEAND FOR ROTATING SAID ROTATABLE CHUTE ABOUT ITS AXIS TOGETHER WITH SAID SECOND CHUTE AND MEANS FOR MOVING SAID SECOND CHUTE RADIALLY OUTWARDS FROM THE PILLAR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |