Patent US3075910A successfully refreshed from Google Patents.
US3075910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactors
Assignee: Babcock International Ltd
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Filing: 1958-08-19
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Granted: 1963-01-29
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Expires: 1978-08-19
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:44
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/12; G21C15/00; G21C15/02; G21C15/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN FLUID-COOLED NUCLEAR REACTOR INCLUDING A CORE; UPRIGHT SMOOTH-WALLED FUEL ELEMENTS RESTING ONE THE CORE; AND WITHDRAWABLE FUEL ELEMENTS RESTING ONE UPON ANOTHER WITHIN THE CHANNELS; THE IMPROVEMENT COMPRISING FUEL ELEMENT POSITIONING MEANS POSITIONING THE ADJACENT ENDS OF EACH TWO ADJACENT FUEL ELEMENTS AND INCLUDING A PLURALITY OF WEDGE MEMBERS PIVOTALLY CONNECTED TO THE LOWER END OF, AND DISTRIBUTED AROUND THE AXIS OF, THE UPPER OF THE TWO ADJACENT ELEMENTS TO SWING OUTWARDLY OF THE LONGITUDINAL AXIS OF THE FUEL ELEMENT, AND A BOSS PROVIDED ON THE UPPER END OF THE LOWER OF THE TWO ADJACENT ELEMENTS AND COOPERATING WITH SAID WEDGE MEMBERS TO WEDGE THEM BETWEEN THE BOSS AND THE WALL OF THE FUEL CHANNEL.
Claim 2
Dependent Claim
116 words
IN FLUID-COOLED NUCLEAR REACTOR INCLUDING A CORE; UPRIGHT SMOOTH-WALLED FUEL ELEMENTS RESTING ONE THE CORE; AND WITHDRAWABLE FUEL ELEMENTS RESTING ONE UPON ANOTHER WITHIN THE CHANNELS; THE IMPROVEMENT COMPRISING FUEL ELEMENT POSITIONING MEANS POSITIONING THE ADJACENT ENDS OF EACH TWO ADJACENT FUEL ELEMENTS AND INCLUDING A PLURALITY OF WEDGE MEMBERS PIVOTALLY CONNECTED TO THE LOWER END OF, AND DISTRIBUTED AROUND THE AXIS OF, THE UPPER OF THE TWO ADJACENT ELEMENTS TO SWING OUTWARDLY OF THE LONGITUDINAL AXIS OF THE FUEL ELEMENT, AND A BOSS PROVIDED ON THE UPPER END OF THE LOWER OF THE TWO ADJACENT ELEMENTS AND COOPERATING WITH SAID WEDGE MEMBERS TO WEDGE THEM BETWEEN THE BOSS AND THE WALL OF THE FUEL CHANNEL.
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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |