US3264192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-section control rod with thermal expansion joint
Assignee: Individual
•
Filing: 1965-06-04
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Granted: 1966-08-02
•
Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Edward A Wimunc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:31
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/10; G21C7/113; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A CONTROL ROD COMPRISING TWO LONG SECTIONS HAVING MARKEDLY DIFFERENT COEFFICIENTS OF THERMAL EXPANSION, ONE SECTION BEING A GOOD NEUTRON ABSORBER, THE OTHER BEING A POOR NEUTRON ABSORBER, THE SECTIONS BEING ARRANGED WITH THEIR ENDS IN ENGAGEMENT, THE END OF ONE SECTION HAVING A GROOVE TRANSVERSE TO THE LENGTH OF THE SAID ONE SECTION, THE END OF THE OTHER SECTION HAVING A TONGUE TRANSVERSE TO THE LENGTH OF THE SAID OTHER SECTION, THE TONGUE BEING RECEIVED IN THE GROOVE, AND MEANS URGING THE SECTIONS LONGITUDINALLY TOGETHER TO KEEP THE TONGUE IN THE GROOVE, THE SECTIONS BEING FREE OF RESTRAINT IN THE DIRECTION IN WHICH
Claim 2
Dependent Claim
104 words
A CONTROL ROD COMPRISING TWO LONG SECTIONS HAVING MARKEDLY DIFFERENT COEFFICIENTS OF THERMAL EXPANSION, ONE SECTION BEING A GOOD NEUTRON ABSORBER, THE OTHER BEING A POOR NEUTRON ABSORBER, THE SECTIONS BEING ARRANGED WITH THEIR ENDS IN ENGAGEMENT, THE END OF ONE SECTION HAVING A GROOVE TRANSVERSE TO THE LENGTH OF THE SAID ONE SECTION, THE END OF THE OTHER SECTION HAVING A TONGUE TRANSVERSE TO THE LENGTH OF THE SAID OTHER SECTION, THE TONGUE BEING RECEIVED IN THE GROOVE, AND MEANS URGING THE SECTIONS LONGITUDINALLY TOGETHER TO KEEP THE TONGUE IN THE GROOVE, THE SECTIONS BEING FREE OF RESTRAINT IN THE DIRECTION IN WHICH
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |