Patent US3197993A successfully refreshed from Google Patents.
US3197993A
Expired / Lapsed
US
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Rolling mill
Assignee: Siemag Siegener Maschinenbau GmbH
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Filing: 1963-02-25
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Granted: 1965-08-03
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Hein Ewald
- 👤 Friedrich W Busch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:03
CPC Classifications
B; B21; B21B; B21B41/00; B21B41/06; B21B1/00; B21B1/16; B21B1/18; B21B41/08; B21B41/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
152 words
A CONTINUOUS ROLLING MILL, COMPRISING (A) A SET OF ROUGHING STANDS HAVING ROLLS WHOSE AXES ARE PARALLEL, (B) A SET OF INTERMEDIATE STANDS HAVING ROLLS WHOSE AXES ARE PARALLEL TO EACH OTHER AND EXTEND AT RIGHT ANGLES TO THE AXES OF THE ROLLS IN THE OTHER SET, (C) A SET OF FINISHING STANDS HAVING ROLLS WHOSE AXES ARE PARALLEL TO EACH OTHER AND TO THE AXES OF THE ROLLS IN THE SET OF ROUGHING STANDS, THE STANDS OF THE INTERMEDIATE SET BEING ARRANGED IN TWO PARALLEL SPACED ROWS, (D) LOOPING TABLES ARRANGED ON EITHER SIDE OF THE TWO ROWS, (E) A REPEATER LOCATED ON THE DISCHARGE SIDE OF THE FINAL STAND OF THE INTERMEDIATE SET AND MOVABLE ALONG A PATH PARALLEL TO THE TWO ROWS, THE LOOPING TABLES WHICH ARE LOCATED ON THE SAME SIDE OF THE ROWS BEING MOVABLE TRANSVERSELY OF THE ROWS OUT OF THE PATH OF THE SAID REPEATER.
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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |