US3139542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy converter
Assignee: Thales SA
•
Filing: 1962-03-05
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Granted: 1964-06-30
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Huber Harry
- 👤 Grauleau Didier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:11
CPC Classifications
H; H01; H01J; H01J45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN ENERGY CONVERTER COMPRISING ELECTRON EMITTING MEANS OF SOLID MATERIAL OPERABLE TO EMIT ELECTRONS UPON THE APPLICATION THERETO OF HEAT ENERGY, ELECTRON COLLETING MEANS OF SOLID MATERIAL, AND MEANS FOR COLLECTING ELECTRICAL ENERGY BETWEEN SAID ELECTRON EMITTING AND COLLECTING MEANS, BOTH SAID EMITTING AND COLLECTING MEANS BEING SUBSTANTIALLY OF COAXIAL SHAPE OF SUCH DIMENSIONAS TO FIT CLOSELY ONE UPON THE OTHER IN THE COLD STATE OF SAID CONVERTER, THE RESPECTIVE MATERIALS OF SAID ELECTRON EMITTING AND COLLECTING MEANS BEING CHOSEN IN SUCH A MANNER THAT UPON APPLICATION OF HEAT ENERGY BOTH SAID LAST-MENTIONED MEANS THERMALLY EXPAND TO PROVIDE A GAP THEREBETWEEN.
Claim 2
Dependent Claim
101 words
AN ENERGY CONVERTER COMPRISING ELECTRON EMITTING MEANS OF SOLID MATERIAL OPERABLE TO EMIT ELECTRONS UPON THE APPLICATION THERETO OF HEAT ENERGY, ELECTRON COLLETING MEANS OF SOLID MATERIAL, AND MEANS FOR COLLECTING ELECTRICAL ENERGY BETWEEN SAID ELECTRON EMITTING AND COLLECTING MEANS, BOTH SAID EMITTING AND COLLECTING MEANS BEING SUBSTANTIALLY OF COAXIAL SHAPE OF SUCH DIMENSIONAS TO FIT CLOSELY ONE UPON THE OTHER IN THE COLD STATE OF SAID CONVERTER, THE RESPECTIVE MATERIALS OF SAID ELECTRON EMITTING AND COLLECTING MEANS BEING CHOSEN IN SUCH A MANNER THAT UPON APPLICATION OF HEAT ENERGY BOTH SAID LAST-MENTIONED MEANS THERMALLY EXPAND TO PROVIDE A GAP THEREBETWEEN.
References Cited (Backward Citations)
US1714403A
Cited
US3002116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |