US2936277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reactor control system
Assignee: Individual
•
Filing: 1955-03-03
•
Granted: 1960-05-10
•
Expires: 1975-03-03
Abstract
No abstract record available.
Inventors
- 👤 John H Macneill
- 👤 John Y Estabrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:17
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A NECLEAR RECTOR PROVIDING WITH PARALLEL PASSAGEWAYS THERETHROUGH, A CONTINUOUS-LOOP CONTROL TAPE EXTENDING THROUGH SAID PASSAGEWAYS AND OPPOSITE REACTOR FACES, MEANS FOR SUPPORTING SAID TAPE MOUNTED EXTERIOR TO SAID OPPOSITE REASCTOR FACES, AND A NUCLEAR REACTOR POISON HAVING A RELATIVELY HIGH THERMAL NEUTRON CROSS-SECTION BEING BY SAID TAPE IN TWO SEPARATE, CORRESPONDING SECTIONS BEING SO POSITIONED THAT MOVEMENT OF SAID TAPE MOVES SAID REACTOR POISON INTO OR OUT OF SAID REACTOR IN SUBSTANTIALLY EQUAL AMOUNTS ON OPPOSITE SIDES, A SINGLE DRIVE MOTOR, AND
Claim 2
Dependent Claim
84 words
IN A NECLEAR RECTOR PROVIDING WITH PARALLEL PASSAGEWAYS THERETHROUGH, A CONTINUOUS-LOOP CONTROL TAPE EXTENDING THROUGH SAID PASSAGEWAYS AND OPPOSITE REACTOR FACES, MEANS FOR SUPPORTING SAID TAPE MOUNTED EXTERIOR TO SAID OPPOSITE REASCTOR FACES, AND A NUCLEAR REACTOR POISON HAVING A RELATIVELY HIGH THERMAL NEUTRON CROSS-SECTION BEING BY SAID TAPE IN TWO SEPARATE, CORRESPONDING SECTIONS BEING SO POSITIONED THAT MOVEMENT OF SAID TAPE MOVES SAID REACTOR POISON INTO OR OUT OF SAID REACTOR IN SUBSTANTIALLY EQUAL AMOUNTS ON OPPOSITE SIDES, A SINGLE DRIVE MOTOR, AND
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) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |