US3220573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for adjusting the position of elements in a nuclear reactor tank
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1963-03-27
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Granted: 1965-11-30
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Expires: 1983-03-27
Abstract
No abstract record available.
Inventors
- 👤 Jouin Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:27
CPC Classifications
G; G21; G21C; G21C5/00; G21C5/02; G21C5/06; G21C1/00; G21C1/30; G21C7/00; G21C7/30; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A DEVICE FOR ADJUSTABLEY POSITIONING FUEL ELEMENTS, REFLECTOR ELEMENTS, OR THE LIKE INSE A NUCLEAR REACTOR TANK, COMPRISING: A FRAME INCLUDING TWO PAIRS OF OPPOSED, PARALLEL SIDES; A PLURALITY OF CROSS-MEMBERS DISPOSED TRANSVERSELY ACROSS SAID FRAME BETWEEN ONE OF SAID PAIRS OF SIDES AND AT RIGHT ANGLES WITH RESPECT THERETO; MEANS FOR MOUNTING SAID CROSS-MEMBERS ON SAID FRAME FOR LONGITUDINAL MOVEMENT WITH REPSECT TO SAID ONE PAIR OF SIDES; A PLURALITY OF ELEMENT-SUPPORTING STIRRUPS MOUNTED ON EACH OF SAID CROSS-MEMBERS FOR MOVEMENT LONGITUDINALLY WITH RESPECT THERET; AN ABUTMENT MEMBER MOUNTED ON EACH OF SAID CROSS-MEMBERS AND HAVING A PROJECTING PART; A COMMON DRIVE SHAFT SLIDABLY KEYED TO SAID ABUTMENT MEMBERS FOR ROTATION OF SAID ABUTMENT MEMBERS TO MOVE THE RESPECTIVE PROJECTING PARTS THEREOF SUCCESSIVELY INTO AN OPERATIVE POSITION; AND A TROLLEY MEMBER MOVEABLE AT RIGHT ANGLES WITH RESPECT TO SAID CROSS-MEMBERS TO SELECTIVELY ENGAGE ONLY THE ONES OF SAID PROJECTING PARTS WHICH ARE IN OPERATIVE POSITION AND TO THEREBY DRIVE THE CORRESPONDING CROSSMEMBERS LONGITUDINALLY WITH RESPECT TO SAID ONE PAIR OF SIDES.
Claim 2
Independent Claim
172 words
A DEVICE FOR ADJUSTABLEY POSITIONING FUEL ELEMENTS, REFLECTOR ELEMENTS, OR THE LIKE INSE A NUCLEAR REACTOR TANK, COMPRISING: A FRAME INCLUDING TWO PAIRS OF OPPOSED, PARALLEL SIDES; A PLURALITY OF CROSS-MEMBERS DISPOSED TRANSVERSELY ACROSS SAID FRAME BETWEEN ONE OF SAID PAIRS OF SIDES AND AT RIGHT ANGLES WITH RESPECT THERETO; MEANS FOR MOUNTING SAID CROSS-MEMBERS ON SAID FRAME FOR LONGITUDINAL MOVEMENT WITH REPSECT TO SAID ONE PAIR OF SIDES; A PLURALITY OF ELEMENT-SUPPORTING STIRRUPS MOUNTED ON EACH OF SAID CROSS-MEMBERS FOR MOVEMENT LONGITUDINALLY WITH RESPECT THERET; AN ABUTMENT MEMBER MOUNTED ON EACH OF SAID CROSS-MEMBERS AND HAVING A PROJECTING PART; A COMMON DRIVE SHAFT SLIDABLY KEYED TO SAID ABUTMENT MEMBERS FOR ROTATION OF SAID ABUTMENT MEMBERS TO MOVE THE RESPECTIVE PROJECTING PARTS THEREOF SUCCESSIVELY INTO AN OPERATIVE POSITION; AND A TROLLEY MEMBER MOVEABLE AT RIGHT ANGLES WITH RESPECT TO SAID CROSS-MEMBERS TO SELECTIVELY ENGAGE ONLY THE ONES OF SAID PROJECTING PARTS WHICH ARE IN OPERATIVE POSITION AND TO THEREBY DRIVE THE CORRESPONDING CROSSMEMBERS LONGITUDINALLY WITH RESPECT TO SAID ONE PAIR OF SIDES.
References Cited (Backward Citations)
GB890330A
Cited
US3070531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |