US3247697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip rolling mill
Assignee: Blaw Knox Co
•
Filing: 1962-12-06
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Granted: 1966-04-26
•
Expires: 1982-12-06
Abstract
No abstract record available.
Inventors
- 👤 Cozzo Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:33
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/58; B21B37/64
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
143 words
A METHOD OF CONTROLLING THE GAUGE OF ELONGATED ROLLED MATERIAL, INCLUDING THE STEPS OF STORING IN THE STRUCTURE OF A ROLLING MILL A SUBSTANTIALLY CONSTANT FORCE AT LEAST EQUAL TO THE ANTICIPATED REDUCING FORCE REQUIRED FOR MATERIAL REDUCTION WHILE MAINTAINING SAID ROLLING MILL ROLLS FREE OF SAID FORCE, TRANSFERRING SAID STORED FORCE TO THE MATERIAL FOR REDUCTION THROUGH SAID MILL ROLLS BY PLACING THE MATERIAL IN THE REDUCTION AREA INTERMEDIATE THE MILL ROLLS, TRANSFERRING A PORTION OF SAID FORCE BACK TO STORAGE WHEN A DECREASING VARIATION OCCURS IN THE REDUCING FORCE OF THE MATERIAL BEING WORKED FOR SUBSTANTIALLY MAINTAINING CONSTANT MATERIAL GAUGE, TRANSFERRING ADDITIONAL STORED FORCE TO THE MATERIAL WHEN AN INCREASING VARIATION OCCURS IN THE REDUCING FORCE OF THE MATERIAL BEING WORKED FOR SUBSTANTIALLY MAINTAINING CONSTANT MATERIAL GAUGE, SENSING SAID VARIATIONS, AND ADJUSTING SAID SUBSTANTIALLY CONSTANT FORCE IN RESPONSE TO SAID VARIATIONS.
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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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |