US3201962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mill position control
Assignee: Individual
•
Filing: 1961-11-13
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Granted: 1965-08-24
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Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles F Hautau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:50
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/58
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
IN A ROLLING MILL HAVING A STATIONARY FRAME, AND CYLINDRICAL ROLLS DISPOSED WITH THEIR AXES PARALLEL TO ONE ANOTHER AND JOURNALED IN BEARINGS WHICH ARE MOVABLE WITHIN SAID FRAME, A POSITIONING SYSTEM FOR CONTROLLING THE SPACING BETWEEN SAID ROLLS, COMPRISING: EXPANSIBE MATERIAL FIXED TO THE BEARINGS OF SAID ROLLS; MEANS FOR MEASURING A DEPEDENT VARIABLE ASSOCIATED WITH THE OPERATION OF THE ROLLINGMILL; AND MEANS, UNDEER CONTROL OF THE MEASURING MEANS FOR MAINTAINING SAID EXPANSIBLE MATERIAL AT A TEMPERATURE WHICH IS A FUNCTION OF SAID DEPENDENT VARIABLE.
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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |