Patent US3314293A successfully refreshed from Google Patents.
US3314293A
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Apparatus for measuring temperature changes in strip metal
Assignee: Jones and Laughlin Steel Corp
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Filing: 1964-01-10
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Granted: 1967-04-18
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Expires: 1984-01-10
Abstract
No abstract record available.
Inventors
- 👤 Albin E Schraeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:07
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/0022
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
APPARATUS FOR MEASURING THE TEMPERATURE OF WORK IN A FURNACE PROVIDED WITH MEANS FOR SUPPLYING A CONTROLLED ATMOSPHERE THERETO COMPRISING A RADIATION PYROMETER SIGHTED ON THE WORK, A PLURALITY OF CONCENTRIC SHIELDS SURROUNDING THE SIGHT PATH AND SPACED FROM EACH OTHER, MEANS FOR SUPPLYING AT LEAST A PORTION OF THE CONTROLLED ATMOSPHERE AS A COOLING GAS TO THE SHIELD, AND MEANS FOR CAUSING THE COOLING GAS TO TRAVEL THROUGH THE SPACES BETWEEN THE SHIELDS TO MAINTAIN THE SHIELDS AT CONSTANT TEMPERATURE.
References Cited (Backward Citations)
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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 |