US3556865A
Expired / Lapsed
US
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Mechanically stable thermocouple and method for making the same
Assignee: EIDP Inc
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Filing: 1966-12-28
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Granted: 1971-01-19
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Expires: 1986-12-28
Abstract
Abstract A THERMOCOUPLE CONSTRUCTED BY HEATING A THERMOJUNCTION WELD AND AN ADJACENT SUPPORT MEMBER WITH EITHER A HYDORGEN-OXYGEN TORCH OR A "HELIARC" WELDING DEVICE UNTIL THE WELD IS MELTED INTO THE HOLES IN THE SUPPORT MEMBER OR UNTIL THE WELD PENETRATES THE HOLES OF THE SUPPORT MEMBER AND THE SUPPORT MEMBER PARTIALLY OR TOTALLY ENCAPSULATES THE WELD.
Inventors
- 👤 Paul F Levy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:09
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04
Claims Analysis
Total Claims: 0
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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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |