US3021274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature measuring apparatus for fuel elements of nuclear reactors
Assignee: A E I-JOHN THOMPSON NUCLEAR ENERGY Co Ltd
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Filing: 1959-02-09
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Granted: 1962-02-13
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Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Fifield Charles Herber Quinton
- 👤 Smith Derek Randal
- 👤 Robinson John Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:52
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A NEUCLEAR REACTOR HAVING FUEL ELEMENT SUPPORTED IN CARRIERS LOCATED IN FUEL CHANNELS, FUEL TEMPERATURE MEASURING APPARATUS COMPRISING AT LEAST ONE THERMOCOUPLING INSERTED IN THE METAL OF THE CANNING AROUND A FUEL ELEMENT, LATERALLY DISPLACEABLE CONTACT MEMBERS LOCATED IN THE CARRIER SUPPORTING THE FUEL ELEMENT AND ELECTRICALLY CONNECTING WITH THE THERMO-COUPLE, SPRING BIASSING MEANS URGING SAID CONTACT MEMBERS LATERALLY OUTWARDS FROM THE CARRIER, CONTACT STRIPS MOUNTED ON THE FACE OF THE FUEL CHANNEL WALL AND POSITIONED TO ENGAGE THE CONTACT MEMBERS, RAMP SURFACES LOCATED ABOVE AND BELOW SAID CONTACT STRIPS FOR GUIDING THE CONTACT MEMBERS TO ENGAGE THE CONTACT STRIPS WHEN A FUEL ELEMENT IS RAISED OR LOWERED, AND ELECTRICAL CONNECTIONS BETWEEN SAID CONTACT STRIPS AND MEASURING APPARATUS EXTERNAL TO THE REACTOR.
Claim 2
Dependent Claim
123 words
IN A NEUCLEAR REACTOR HAVING FUEL ELEMENT SUPPORTED IN CARRIERS LOCATED IN FUEL CHANNELS, FUEL TEMPERATURE MEASURING APPARATUS COMPRISING AT LEAST ONE THERMOCOUPLING INSERTED IN THE METAL OF THE CANNING AROUND A FUEL ELEMENT, LATERALLY DISPLACEABLE CONTACT MEMBERS LOCATED IN THE CARRIER SUPPORTING THE FUEL ELEMENT AND ELECTRICALLY CONNECTING WITH THE THERMO-COUPLE, SPRING BIASSING MEANS URGING SAID CONTACT MEMBERS LATERALLY OUTWARDS FROM THE CARRIER, CONTACT STRIPS MOUNTED ON THE FACE OF THE FUEL CHANNEL WALL AND POSITIONED TO ENGAGE THE CONTACT MEMBERS, RAMP SURFACES LOCATED ABOVE AND BELOW SAID CONTACT STRIPS FOR GUIDING THE CONTACT MEMBERS TO ENGAGE THE CONTACT STRIPS WHEN A FUEL ELEMENT IS RAISED OR LOWERED, AND ELECTRICAL CONNECTIONS BETWEEN SAID CONTACT STRIPS AND MEASURING APPARATUS EXTERNAL TO THE REACTOR.
References Cited (Backward Citations)
US2856341A
Cited
US2863815A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |