US2919236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor including a package safety device
Assignee: Individual
•
Filing: 1957-02-06
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Granted: 1959-12-29
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Expires: 1977-02-06
Abstract
No abstract record available.
Inventors
- 👤 Walter H Zinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:16
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/22; G21C1/00; G21C1/30; G21C9/00; G21C9/02; G21C9/022; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A SAFETY DEVICE FOR A NUCLEAR REACTOR COMPRISING A TUBE CONTAINING A FIRST CHAMBER AND A SECOND CHAMBER, SAID FIRST CHAMBER CONTAINING A MODERATOR, SAID SECOND CHAMBER CONTAINING AT HIGH PRESSURE A GAS HAVING A HIGH NEUTRON ABSORPTION CROSS SECTION, A BARRIER SEPARATING SAID FIRST AND SECOND CHAMBERS, SAID BARRIER COMPRISING AN ANNULUS OF STAINLESS STEEL SURROUNDING A COPPER DISK, AND A MASS OF MATERIAL FISSIONABLE BY NEUTRONS OF THERMAL ENERGY IN THERMAL CONTCT WITH SAID COPPER DISK WHEREBY THE HEAT RELEASED FROM THE FISSIONABLE MATERIAL MELTS THE COPPER DISK WHEN THE NEUTRON FLUX WITHIN THE REACTOR REACHES A PREDETERMINED DANGER POINT.
Claim 2
Dependent Claim
102 words
A SAFETY DEVICE FOR A NUCLEAR REACTOR COMPRISING A TUBE CONTAINING A FIRST CHAMBER AND A SECOND CHAMBER, SAID FIRST CHAMBER CONTAINING A MODERATOR, SAID SECOND CHAMBER CONTAINING AT HIGH PRESSURE A GAS HAVING A HIGH NEUTRON ABSORPTION CROSS SECTION, A BARRIER SEPARATING SAID FIRST AND SECOND CHAMBERS, SAID BARRIER COMPRISING AN ANNULUS OF STAINLESS STEEL SURROUNDING A COPPER DISK, AND A MASS OF MATERIAL FISSIONABLE BY NEUTRONS OF THERMAL ENERGY IN THERMAL CONTCT WITH SAID COPPER DISK WHEREBY THE HEAT RELEASED FROM THE FISSIONABLE MATERIAL MELTS THE COPPER DISK WHEN THE NEUTRON FLUX WITHIN THE REACTOR REACHES A PREDETERMINED DANGER POINT.
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) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |