US3274071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch device for nuclear fuel
Assignee: Atomic Energy of Canada Ltd AECL
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Filing: 1964-09-30
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Granted: 1966-09-20
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Expires: 1984-09-30
Abstract
No abstract record available.
Inventors
- 👤 Stanislaw A Janusz
- 👤 Pawliw John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:30
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/14; G21C19/00; G21C19/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
THE COMBINATION OF A PAIR OF FUEL SECTIONS OF A FUEL ROD ASSEMBLY OF A NUCLEAR REACTOR AND AN ELONGATED LATCH DEVICE FOR RELEASABLY INTERCONNECTING SAID FUEL SECTIONS END-TO-END, EACH SAID FUEL SECTION HAVING AN END SUPPORT MEMBER AND ONE OF SAID FUEL SECTIONS HAVING IN ONE OF ITS ENDS A CAVITY SUFFICIENTLY LARGE TO RECEIVE SAID LATCH DEVICE, A RADIALLY INWARDLY PROJECTING ANNULAR LIP SURROUNDING THE MOUTH OF SAID CAVITY, SAID LATCH DEVICE COMPRISING AN ELONGATED SPINDLE HAVING A BASE PORTION, A PLURRALITY OF RESILIENT COLLET FINGERS PROJECTING FROM SAID BASE PORTION IN PARALEL RELATION SURROUNDING SAID SPINDLE, AND MEANS FOR MOUNTING SAID BASE PORTION ON AN END OF THE OTHER OF SAID FUEL SECTIONS TO PROJECT AXIALLY THEREFROM, SAID FINGERS HAVING OUTWARDLY FACING LATCHING FLANGES ON THEIR FREE
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |