US3049485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support structures
Assignee: Individual
•
Filing: 1958-04-17
•
Granted: 1962-08-14
•
Expires: 1978-04-17
Abstract
No abstract record available.
Inventors
- 👤 Tatlock John
- 👤 Forbes John Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:31
CPC Classifications
G; G21; G21C; G21C15/00; G21C15/02; G21C15/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901; Y10S376/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A FAST REACTOR CORE, END PLATES, FULL LENGTH OPENENDED TUBES EXTENDING IN LONGITUDINALLY PARALLEL SPACED APART RELATIONSHIP BETWEEN SAID END PLATES, SHORT OPENENDED TUBES INTERPOSED BETWEEN EACH OF SAID FULL-LENGTH TUBES AND AN ADJACENT FULL-LENGTH TUBE TO FORM A ZONE OF LATERAL RIGIDITY INTERMEDIATE SAID PLATES, CORRESPONDING HEXAGONAL SECTIONS ON BOTH SAID FULL LENGTH TUBES AND SAID SHORT TUBES, SAID HEXAGONAL SECTIONS BEING OF LESSER AREA THAN THE REMAINDER OF THE TUBES, SAID HEXAGONAL SECTIONS BEING DISPOSED INTERMEDIATE THE ENDS OF THE TUBES AND AT POINTS WHEREIN TUBE PAIRS ARE ENGAGED IN FACE TO FACE CONTACT, ONE OF THE TUBE PAIRS OF EACH OF SAID PAIRS BEING SLOTTED TO ACCOMMODATE THE INTERSECTING PORTION OF THE OTHER TUBE OF THE PAIR WHEREBY TO SUPPORT THE SHORT TUBES IN SAID ZONE.
Claim 2
Dependent Claim
130 words
IN A FAST REACTOR CORE, END PLATES, FULL LENGTH OPENENDED TUBES EXTENDING IN LONGITUDINALLY PARALLEL SPACED APART RELATIONSHIP BETWEEN SAID END PLATES, SHORT OPENENDED TUBES INTERPOSED BETWEEN EACH OF SAID FULL-LENGTH TUBES AND AN ADJACENT FULL-LENGTH TUBE TO FORM A ZONE OF LATERAL RIGIDITY INTERMEDIATE SAID PLATES, CORRESPONDING HEXAGONAL SECTIONS ON BOTH SAID FULL LENGTH TUBES AND SAID SHORT TUBES, SAID HEXAGONAL SECTIONS BEING OF LESSER AREA THAN THE REMAINDER OF THE TUBES, SAID HEXAGONAL SECTIONS BEING DISPOSED INTERMEDIATE THE ENDS OF THE TUBES AND AT POINTS WHEREIN TUBE PAIRS ARE ENGAGED IN FACE TO FACE CONTACT, ONE OF THE TUBE PAIRS OF EACH OF SAID PAIRS BEING SLOTTED TO ACCOMMODATE THE INTERSECTING PORTION OF THE OTHER TUBE OF THE PAIR WHEREBY TO SUPPORT THE SHORT TUBES IN SAID ZONE.
References Cited (Backward Citations)
US2780596A
Cited
US2902422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |