US2858459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Secondary emission type of nuclear battery
Assignee: Individual
•
Filing: 1954-06-02
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Granted: 1958-10-28
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Expires: 1974-06-02
Abstract
No abstract record available.
Inventors
- 👤 Erich G K Schwarz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:08
CPC Classifications
G; G21; G21H; G21H1/00; G21H1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A NUCLEAR BATTERY CELL COMPRISING A HIGHLY EVACUATED APHERICAL RADIATION COLLECTOR CONSITUTING THE CELL CONTAINER, A RADIATION SHIELD ENVELOPING SAID COLLECTOR, A SOLID PRI-MARY BETA EMITTER HELD WITHIN THE SPHERICAL COLLECTOR BY A TERMINAL ROD, A SECONDARY EMITTER PROVIDED BETWEEN SAID PRIMARY EMITTER AND SIA COLLECTOR AND A RADIATION ABSORBER PROVIDED BETWEEN SAID PRIMARY AND SAID SECONDARY EMITTER, SAID TEMINAL ROD BEING IN ELECTRICAL CINTACT WITH BOTH THE PRIMARY AND THE SECONDARY EMITTER AND BEING LED THROUGH THE COLLECTOR BY AN INSULATING, VACUUM-TIGHT SEAL.
Claim 2
Dependent Claim
84 words
A NUCLEAR BATTERY CELL COMPRISING A HIGHLY EVACUATED APHERICAL RADIATION COLLECTOR CONSITUTING THE CELL CONTAINER, A RADIATION SHIELD ENVELOPING SAID COLLECTOR, A SOLID PRI-MARY BETA EMITTER HELD WITHIN THE SPHERICAL COLLECTOR BY A TERMINAL ROD, A SECONDARY EMITTER PROVIDED BETWEEN SAID PRIMARY EMITTER AND SIA COLLECTOR AND A RADIATION ABSORBER PROVIDED BETWEEN SAID PRIMARY AND SAID SECONDARY EMITTER, SAID TEMINAL ROD BEING IN ELECTRICAL CINTACT WITH BOTH THE PRIMARY AND THE SECONDARY EMITTER AND BEING LED THROUGH THE COLLECTOR BY AN INSULATING, VACUUM-TIGHT SEAL.
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) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |