Patent US2378854A successfully refreshed from Google Patents.
Patent US3314129A successfully refreshed from Google Patents.
US3314129A
Expired / Lapsed
US
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Thermocouples
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1963-08-08
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Granted: 1967-04-18
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Expires: 1983-08-08
Abstract
No abstract record available.
Inventors
- 👤 Pugh Harold
- 👤 Gauterin George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:43
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04; H; H01; H01J; H01J37/00; H01J37/32; H10; H10N; H10N10/00; H10N10/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF MANUFACTURING A THERMOCOUPLE FROM A THERMOCOUPLE CABLE HAVING CONDUCTORS SURROUNDED BY REFRACTORY INSULATING MATERIAL IN A TUBULAR METAL CASING, COMPRISING HEATING A SHAPED END OF THE CABLE IN A RAREFIED ATMOSPHERE BY WAY OF A GAS PLASMA DERIVED FROM A PLASMA GENERATOR BY FIRST CONNECTING THE CONDUCTORS ELECTRICALLY AS AN ANODE WITH RESPECT TO THE GENERATOR AND BOMBARDING THE CONDUCTOR ENDS WITH PLASMA ELECTRONS, WHEREBY ADJACENT ENDS OF THE CONDUCTORS ARE FUSED TOGETHER TO FORM A THERMOCOUPLE JUNCTION, AND THEN CONNECTING THE CASING ELECTRICALLY AS AN ANODE AND BOMBARDING IT WITH PLASMA ELECTRONS, WHEREBY THE END OF THE CASING IS FUSED TO FORM A SEALED END CLOSURE INSULATED FROM THE THERMOCOUPLE JUNCTION BY THE INSULATING MATERIAL.
Claim 2
Independent Claim
119 words
A METHOD OF MANUFACTURING A THERMOCOUPLE FROM A THERMOCOUPLE CABLE HAVING CONDUCTORS SURROUNDED BY REFRACTORY INSULATING MATERIAL IN A TUBULAR METAL CASING, COMPRISING HEATING A SHAPED END OF THE CABLE IN A RAREFIED ATMOSPHERE BY WAY OF A GAS PLASMA DERIVED FROM A PLASMA GENERATOR BY FIRST CONNECTING THE CONDUCTORS ELECTRICALLY AS AN ANODE WITH RESPECT TO THE GENERATOR AND BOMBARDING THE CONDUCTOR ENDS WITH PLASMA ELECTRONS, WHEREBY ADJACENT ENDS OF THE CONDUCTORS ARE FUSED TOGETHER TO FORM A THERMOCOUPLE JUNCTION, AND THEN CONNECTING THE CASING ELECTRICALLY AS AN ANODE AND BOMBARDING IT WITH PLASMA ELECTRONS, WHEREBY THE END OF THE CASING IS FUSED TO FORM A SEALED END CLOSURE INSULATED FROM THE THERMOCOUPLE JUNCTION BY THE INSULATING MATERIAL.
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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |