US3089838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety system for control rod
Assignee: Individual
•
Filing: 1961-07-31
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Granted: 1963-05-14
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Expires: 1981-07-31
Abstract
No abstract record available.
Inventors
- 👤 Paget John Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:25
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/10; G21C17/00; G21C17/10; G21C17/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A NUCLEAR REACTOR INCLUDING A REACTOR CORE, THE COMBINATION OF A CONTROL ROD, A CONTROL ROD DRIVE FOR SELECTIVELY POSITIONING THE CONTROL ROD WITHIN THE RECTOR CORE, AND A CONTROL ROD INTEGRITY MONITORING SYSTEM, SAID SYSTEM COMPRISING AN INSULATED CURRENT CARRYING CONDUCTOR, A FIRST PORTION OF SAID CONDUCTOR EXTENDING ALONG THE LENGTH OF THE CONTROL ROD, MEANS SECURING SAID FIRST CONDUCTOR PORTION TO SAID CONTROL ROD AT LEAST AT TWO LOCATIONS, MEANS SECURING A SECOND PORTION OF THE CONDUCTOR TO THE CONTROL ROD DRIVVE IN A FIXED RELATION TO THE FIRST CONDUCTOR PORTION, THE PORTION OF SAID CONDUCTOR BETWEEN SAID FIRST PORTION AND SAID SECOND PORTION BEING WOUND IN A HELIX TO THEREBY ALLOW FREE AND UNRESTRICTED MOVEMENT OF THE FIRST CONDUCTOR PORTION RELATIVE TO SAID SECOND CONDUCTOR PORTION.
Claim 2
Dependent Claim
130 words
IN A NUCLEAR REACTOR INCLUDING A REACTOR CORE, THE COMBINATION OF A CONTROL ROD, A CONTROL ROD DRIVE FOR SELECTIVELY POSITIONING THE CONTROL ROD WITHIN THE RECTOR CORE, AND A CONTROL ROD INTEGRITY MONITORING SYSTEM, SAID SYSTEM COMPRISING AN INSULATED CURRENT CARRYING CONDUCTOR, A FIRST PORTION OF SAID CONDUCTOR EXTENDING ALONG THE LENGTH OF THE CONTROL ROD, MEANS SECURING SAID FIRST CONDUCTOR PORTION TO SAID CONTROL ROD AT LEAST AT TWO LOCATIONS, MEANS SECURING A SECOND PORTION OF THE CONDUCTOR TO THE CONTROL ROD DRIVVE IN A FIXED RELATION TO THE FIRST CONDUCTOR PORTION, THE PORTION OF SAID CONDUCTOR BETWEEN SAID FIRST PORTION AND SAID SECOND PORTION BEING WOUND IN A HELIX TO THEREBY ALLOW FREE AND UNRESTRICTED MOVEMENT OF THE FIRST CONDUCTOR PORTION RELATIVE TO SAID SECOND CONDUCTOR PORTION.
References Cited (Backward Citations)
US2600029A
Cited
US3024647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |