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US3082996A
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Coil support for annealing furnaces
Assignee: United States Steel Corp
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Filing: 1961-06-19
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Granted: 1963-03-26
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Charles W Elrick
- 👤 Stephen J Rybarczyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:44
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/52; C21D9/54; C21D9/663; C21D9/673
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
110 words
APPARATUS FOR SUPPORTING HEAVY COILS IN STEEL STRIP IN AN ANNEALING FURNACE COMPRISING A BASE WITH A CENTER OPENING THERETHROUGH, A CERAMIC PLATE-LIKE MEMBER RESTING ON SAID BASE AND EXTENDING FROM A POINT ADJACENT SAID CENTER OPENING TO A POINT SPACED INWARDLY FROM THE OUTER PERIPHERY OF SAID BASE, A PLURALITY OF CERAMIC SUPPORT BLOCKS EXTENDING RADIALLY ON SAID PLATE-LIKE MEMBER WITH A SPACE BETWEEN ADJACENT BLOCKS AND THE INNER END OF AT LEAST PART OF SAID BLOCKS TERMINATING SHORT OF THE INNER PERIPHERY OF SAID PLATE-LIKE MEMBER, CERAMIC SEGMENTS RESTING ON AND EXTENDING BETWEEN SAID BLOCKS, SAID SEGMENTS HAVING OPENINGS THERETHROUGH AND BEING ADAPTED TO SUPPORT A COIL THEREON.
References Cited (Backward Citations)
US260890A
Cited
US2450836A
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US1289890A
Cited
US1622431A
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US2731254A
Cited
US2878005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |