Patent US3179569A successfully refreshed from Google Patents.
US3179569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loading-unloading system for a nuclear reactor
Assignee: General Dynamics Corp
•
Filing: 1960-12-14
•
Granted: 1965-04-20
•
Expires: 1980-12-14
Abstract
No abstract record available.
Inventors
- 👤 Fortescue Peter
- 👤 Mitchell E Timin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:48
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/02; G21C19/06; G21C19/10; G21C19/105; G21C19/16; G21C19/18; G21C19/20; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
IN FUEL HANDLING APPARATUS FOR NUCLEAR REACTORS HAVING A GENERALLY CYLINDRICAL, VERTICALLY DISPOSED REACTOR VESSEL AND WHEREIN SAID APPARATUS INCLUDES A BOOM ADAPTED TO EXTEND RADIALLY OF THE REACTOR VESSEL FOR HORIZONTAL SWINGING MOVEMENT ABOUT THE VERTICAL AXIS OF THE VESSEL, A GRAPPLER DEVICE COMPRISING A CARRIAGE PORTION SUPPORTED ON SAID BOOM FOR MOVEMENT LONGITUDINALLY THEREOF, A PLURALITY OF PULLEYS ROTATABLY SUPPORTED ON SAID CARRIAGE PORTION, AN ELONGATED HOUSING SUPPORTED ON SAID CARRIAGE IN DEPENDING RELATION THERETO ATG A POSITION UNDERLYING SAID PULLEYS, A GRAPPLER BODY WITHIN SAID ELONGATED HOUSING SUPPORTING A PAIR OF HOOK-LIKE ELEMENTS AT ITS LOWER PORTION IN A MANNER AFFORDING RELATIVE VERTICAL SWINGING MOVEMENT, THEREOF, MEANS ON SAID BODY ENGAGING SAID HOOK-LIKE ELEMENTS AND OPERABLE TO CONTROL THE RELATIVE SWINGING MOVEMENT OF SAID ELEMENTS, A PAIR OF PULLEYS ROTATABLY MOUNTED ON THE UPPER PORTION OF SAID BODY THROUGH MEANS INCLUDING A PAIR OF SEPARATE COAXIAL SHAFTS ROTATABLY SUPPORTED ON SAID BODY AND FIXED, RESPECTIVELY, TO SAID PULLEYS, SAID SHAFTS HAVING GENERALLY ALIGNED AXIAL PASSAGES THERETHROUGH, AN ELONGATED ELEMENT
Claim 2
Dependent Claim
172 words
IN FUEL HANDLING APPARATUS FOR NUCLEAR REACTORS HAVING A GENERALLY CYLINDRICAL, VERTICALLY DISPOSED REACTOR VESSEL AND WHEREIN SAID APPARATUS INCLUDES A BOOM ADAPTED TO EXTEND RADIALLY OF THE REACTOR VESSEL FOR HORIZONTAL SWINGING MOVEMENT ABOUT THE VERTICAL AXIS OF THE VESSEL, A GRAPPLER DEVICE COMPRISING A CARRIAGE PORTION SUPPORTED ON SAID BOOM FOR MOVEMENT LONGITUDINALLY THEREOF, A PLURALITY OF PULLEYS ROTATABLY SUPPORTED ON SAID CARRIAGE PORTION, AN ELONGATED HOUSING SUPPORTED ON SAID CARRIAGE IN DEPENDING RELATION THERETO ATG A POSITION UNDERLYING SAID PULLEYS, A GRAPPLER BODY WITHIN SAID ELONGATED HOUSING SUPPORTING A PAIR OF HOOK-LIKE ELEMENTS AT ITS LOWER PORTION IN A MANNER AFFORDING RELATIVE VERTICAL SWINGING MOVEMENT, THEREOF, MEANS ON SAID BODY ENGAGING SAID HOOK-LIKE ELEMENTS AND OPERABLE TO CONTROL THE RELATIVE SWINGING MOVEMENT OF SAID ELEMENTS, A PAIR OF PULLEYS ROTATABLY MOUNTED ON THE UPPER PORTION OF SAID BODY THROUGH MEANS INCLUDING A PAIR OF SEPARATE COAXIAL SHAFTS ROTATABLY SUPPORTED ON SAID BODY AND FIXED, RESPECTIVELY, TO SAID PULLEYS, SAID SHAFTS HAVING GENERALLY ALIGNED AXIAL PASSAGES THERETHROUGH, AN ELONGATED ELEMENT
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |