US3124513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control rod drive
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:55
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/12; G21C7/14; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A CONTROL ROD DRIVE FOR A NUCLEAR REACTOR, SAID DRIVE COMPRISING A SCRAM TUBE CARRIED FOR AXIAL MOVEMENT TOWARD AND AWAY FROM THE REACTIVE CORE OF THE REACTOR, THE END OF SAID SCRAM TUBE ADJACENT TO THE REACTIVE CORE BEING CLOSED AND BEING ADAPTED FOR CONNECTION WITH A CONTROL ROD; A HOUSING EXTENDING SLIDABLY WITHIN SAID SCRAM TUBE FROM THE OTHER END THEREOF FOR AXIAL RELATIVE MOVEMENT THEREBETWEEN; RELEASABLE LATCH MEANS COUPLING SAID SCRAM TUBE AND SAID HOUSING TO PREVENT AXIAL RELATIVE MOVEMENT THEREBETWEEN, SAID LATCH MEANS BEING RELEASABLE INCIDENT TO THE APPLICATION OF PRESSURE FLUID TO DISCONNECT SAID SCRAM TUBE FROM AID HOUSING, THERBY AFFORDING AXIAL MOVEMENT OF SAID SCRAM TUBE RELATIVE TO SAID HOUSING; A LEAD SCREW EXTENDING WITHIN SAID HOUSING; MEANS INTERCONNECTING SAID LEAD SCREW AND SAID HOUSING SO AS TO CAUSE RELATIVE MOVEMENT OF SAID HOUSING ANIALLY OF SAID LEAD SCREW INCIDENT TO ROTATION OF SAID LEAD SCREW; AND MEANS FOR APPLYING PRESSURE FLUID TO SAID LATCH MEANS SO AS TO DISCONNECT SAID SCRAM TUBE FROM SAID HOUSING AND FOR APPLYING PRESSURE FLUID WITHIN SAID SCRAM TUBE FOR ACTION AGAINST SAID CLOSED END OF SAID SCRAM TUBE SO AS TO RAPIDLY DRIVE SAID SCRAM TUBE TOWARD THE REACTIVE CORE.
Claim 2
Dependent Claim
203 words
A CONTROL ROD DRIVE FOR A NUCLEAR REACTOR, SAID DRIVE COMPRISING A SCRAM TUBE CARRIED FOR AXIAL MOVEMENT TOWARD AND AWAY FROM THE REACTIVE CORE OF THE REACTOR, THE END OF SAID SCRAM TUBE ADJACENT TO THE REACTIVE CORE BEING CLOSED AND BEING ADAPTED FOR CONNECTION WITH A CONTROL ROD; A HOUSING EXTENDING SLIDABLY WITHIN SAID SCRAM TUBE FROM THE OTHER END THEREOF FOR AXIAL RELATIVE MOVEMENT THEREBETWEEN; RELEASABLE LATCH MEANS COUPLING SAID SCRAM TUBE AND SAID HOUSING TO PREVENT AXIAL RELATIVE MOVEMENT THEREBETWEEN, SAID LATCH MEANS BEING RELEASABLE INCIDENT TO THE APPLICATION OF PRESSURE FLUID TO DISCONNECT SAID SCRAM TUBE FROM AID HOUSING, THERBY AFFORDING AXIAL MOVEMENT OF SAID SCRAM TUBE RELATIVE TO SAID HOUSING; A LEAD SCREW EXTENDING WITHIN SAID HOUSING; MEANS INTERCONNECTING SAID LEAD SCREW AND SAID HOUSING SO AS TO CAUSE RELATIVE MOVEMENT OF SAID HOUSING ANIALLY OF SAID LEAD SCREW INCIDENT TO ROTATION OF SAID LEAD SCREW; AND MEANS FOR APPLYING PRESSURE FLUID TO SAID LATCH MEANS SO AS TO DISCONNECT SAID SCRAM TUBE FROM SAID HOUSING AND FOR APPLYING PRESSURE FLUID WITHIN SAID SCRAM TUBE FOR ACTION AGAINST SAID CLOSED END OF SAID SCRAM TUBE SO AS TO RAPIDLY DRIVE SAID SCRAM TUBE TOWARD THE REACTIVE CORE.
References Cited (Backward Citations)
US2885893A
Cited
US2990356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |