Patent US2880155A successfully refreshed from Google Patents.
US2880155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for neutronic reactor
Assignee: Individual
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Filing: 1956-05-31
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Granted: 1959-03-31
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Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Harold V Lichtenberger
- 👤 Reid A Cameron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:19
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AN APPARATUS FOR SHIFTING A CONTROL ROD WITH RESPECT TO A NEUTRONIC REACTOR, SAID APPARATUS COMPRISING A STOP SHIFTABLE IN THE DIRECTION IN WHICH THE CONTROL ROD IS TO BE SHIFTED, A FOLLOWER CONNECTED WITH THE CONTROL ROD AND ENGAGEABLE WITH THE STOP, MEANS FOR CAUSING THE FOLLOWER TO FOLLOW THE STOP IN ONE DIRECTION, AND MEANS RESPONSIVE TO DISENGAGEMENT OF THE STOP FROM THE FOLLOWER BY MOVEMENT IN THE SAID ONE DIRECTION FOR CAUSING THE CONTROL ROD TO MOVE IN THE OPPOSITE DIRECTION.
Claim 2
Independent Claim
84 words
AN APPARATUS FOR SHIFTING A CONTROL ROD WITH RESPECT TO A NEUTRONIC REACTOR, SAID APPARATUS COMPRISING A STOP SHIFTABLE IN THE DIRECTION IN WHICH THE CONTROL ROD IS TO BE SHIFTED, A FOLLOWER CONNECTED WITH THE CONTROL ROD AND ENGAGEABLE WITH THE STOP, MEANS FOR CAUSING THE FOLLOWER TO FOLLOW THE STOP IN ONE DIRECTION, AND MEANS RESPONSIVE TO DISENGAGEMENT OF THE STOP FROM THE FOLLOWER BY MOVEMENT IN THE SAID ONE DIRECTION FOR CAUSING THE CONTROL ROD TO MOVE IN THE OPPOSITE DIRECTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |