US3191076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy converter
Assignee: Thales SA
•
Filing: 1961-05-05
•
Granted: 1965-06-22
•
Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Huber Harry
- 👤 Bensimon Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:37
CPC Classifications
H; H01; H01J; H01J45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN ENERGY CONVERTER PROVIDED WITH VACUUM-TIGHT ENCLOSURE MEANS, COMPRISING EMITTER ELECTRODE MEANS FOR EMITTING ELECTRONS INTO SAID ENCLOSURE MEANS UPON APPLICATION OF HEAT TO SAID EMITTER ELECTRODE MEANS, COLLECTOR ELECTRODE MEANS ADAPTED TO COLLECT SAID ELECTRONS AND INCLUDING CAPILLARY MEANS HAVING, AT LEAST AT THE COLLECTING SURFACE THEREOF, A MATERIAL CAPABLE TO REACT WITH AN IONIZABLE METAL SELECTED FROM THE GROUP CONSISTING OF CESIUM, RUBDIUM AND POTASSIUM TO FORM AT THE OPERATING TEMPERATURE OF SAID COLLECTOR ELECTRODE MEANS A MATERIAL HAVING A WORKING POTENTIAL LOWER THAN THE WORKING POTENTIAL OF SAID METAL, MEANS FOR EFFECTIVELY IMPREGNATING SAID CAPILLARY MEANS WITH SAID IONIZABLE METAL, AND OUTPUT MEANS OPERATIVELY CONNECTED RESPECTIVELY TO SAID EMITTER
Claim 2
Dependent Claim
112 words
AN ENERGY CONVERTER PROVIDED WITH VACUUM-TIGHT ENCLOSURE MEANS, COMPRISING EMITTER ELECTRODE MEANS FOR EMITTING ELECTRONS INTO SAID ENCLOSURE MEANS UPON APPLICATION OF HEAT TO SAID EMITTER ELECTRODE MEANS, COLLECTOR ELECTRODE MEANS ADAPTED TO COLLECT SAID ELECTRONS AND INCLUDING CAPILLARY MEANS HAVING, AT LEAST AT THE COLLECTING SURFACE THEREOF, A MATERIAL CAPABLE TO REACT WITH AN IONIZABLE METAL SELECTED FROM THE GROUP CONSISTING OF CESIUM, RUBDIUM AND POTASSIUM TO FORM AT THE OPERATING TEMPERATURE OF SAID COLLECTOR ELECTRODE MEANS A MATERIAL HAVING A WORKING POTENTIAL LOWER THAN THE WORKING POTENTIAL OF SAID METAL, MEANS FOR EFFECTIVELY IMPREGNATING SAID CAPILLARY MEANS WITH SAID IONIZABLE METAL, AND OUTPUT MEANS OPERATIVELY CONNECTED RESPECTIVELY TO SAID EMITTER
References Cited (Backward Citations)
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Cited
US2750527A
Cited
US2953706A
Cited
US2980819A
Cited
US3002116A
Cited
US3021472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |